diff options
Diffstat (limited to 'indra/media_plugins')
31 files changed, 2255 insertions, 2389 deletions
diff --git a/indra/media_plugins/CMakeLists.txt b/indra/media_plugins/CMakeLists.txt index 20a8a74042..78bdba8f18 100644 --- a/indra/media_plugins/CMakeLists.txt +++ b/indra/media_plugins/CMakeLists.txt @@ -3,15 +3,21 @@ add_subdirectory(base) if (CMAKE_SYSTEM_NAME MATCHES "FreeBSD") - add_subdirectory(libvlc) add_subdirectory(example) + add_subdirectory(libvlc) endif (CMAKE_SYSTEM_NAME MATCHES "FreeBSD") -if (DARWIN OR LINUX) +if (LINUX) + add_subdirectory(cef) + add_subdirectory(example) + add_subdirectory(libvlc) +endif (LINUX) + +if (DARWIN) add_subdirectory(cef) add_subdirectory(libvlc) add_subdirectory(example) -endif (DARWIN OR LINUX) +endif (DARWIN) if (WINDOWS) add_subdirectory(cef) diff --git a/indra/media_plugins/base/CMakeLists.txt b/indra/media_plugins/base/CMakeLists.txt index 593aa982f1..57e3782ada 100644 --- a/indra/media_plugins/base/CMakeLists.txt +++ b/indra/media_plugins/base/CMakeLists.txt @@ -12,13 +12,6 @@ include(PluginAPI) ### media_plugin_base -if(NOT ADDRESS_SIZE EQUAL 32) - if(WINDOWS) - ##add_definitions(/FIXED:NO) - else(WINDOWS) # not windows therefore gcc LINUX and DARWIN - add_definitions(-fPIC) - endif(WINDOWS) -endif(NOT ADDRESS_SIZE EQUAL 32) set(media_plugin_base_SOURCE_FILES media_plugin_base.cpp diff --git a/indra/media_plugins/base/media_plugin_base.cpp b/indra/media_plugins/base/media_plugin_base.cpp index 545eee25a9..d54e67c532 100644 --- a/indra/media_plugins/base/media_plugin_base.cpp +++ b/indra/media_plugins/base/media_plugin_base.cpp @@ -167,10 +167,60 @@ void MediaPluginBase::sendStatus() sendMessage(message); } +#if LL_LINUX || __FreeBSD__ + +size_t SymbolGrabber::registerSymbol( SymbolToGrab aSymbol ) +{ + gSymbolsToGrab.emplace_back(aSymbol); + return gSymbolsToGrab.size(); +} + +bool SymbolGrabber::grabSymbols(std::vector< std::string > const &aDSONames) +{ + std::cerr << "SYMBOLS: " << gSymbolsToGrab.size() << std::endl; + + if (sSymsGrabbed) + return true; + + //attempt to load the shared libraries + apr_pool_create(&sSymDSOMemoryPool, nullptr); + + for( std::vector< std::string >::const_iterator itr = aDSONames.begin(); itr != aDSONames.end(); ++itr ) + { + apr_dso_handle_t *pDSO(NULL); + std::string strDSO{ *itr }; + if( APR_SUCCESS == apr_dso_load( &pDSO, strDSO.c_str(), sSymDSOMemoryPool )) + sLoadedLibraries.push_back( pDSO ); + + for( auto i = 0; i < gSymbolsToGrab.size(); ++i ) + { + if( !*gSymbolsToGrab[i].mPPFunc ) + apr_dso_sym( gSymbolsToGrab[i].mPPFunc, pDSO, gSymbolsToGrab[i].mName ); + } + } + + bool sym_error = false; + + for( auto i = 0; i < gSymbolsToGrab.size(); ++i ) + { + if( gSymbolsToGrab[ i ].mRequired && ! *gSymbolsToGrab[ i ].mPPFunc ) + sym_error = true; + } + + sSymsGrabbed = !sym_error; + return sSymsGrabbed; +} + +void SymbolGrabber::ungrabSymbols() +{ + +} +#endif + #if LL_WINDOWS # define LLSYMEXPORT __declspec(dllexport) -#elif LL_LINUX +#elif LL_LINUX || __FreeBSD__ # define LLSYMEXPORT __attribute__ ((visibility("default"))) #else # define LLSYMEXPORT /**/ @@ -204,3 +254,50 @@ int WINAPI DllEntryPoint( HINSTANCE hInstance, unsigned long reason, void* param return 1; } #endif + +#if LL_LINUX +pid_t getParentPid( pid_t aPid ) +{ + std::stringstream strm; + strm << "/proc/" << aPid << "/status"; + std::ifstream in{ strm.str() }; + + if( !in.is_open() ) + return 0; + + pid_t res {0}; + while( !in.eof() && res == 0 ) + { + std::string line; + line.resize( 1024, 0 ); + in.getline( &line[0], line.length() ); + + auto i = line.find( "PPid:" ); + + if( i == std::string::npos ) + continue; + + char const *pIn = line.c_str() + 5; // Skip over pid; + while( *pIn != 0 && isspace( *pIn ) ) + ++pIn; + + if( *pIn ) + res = atoll( pIn ); + } + return res; +} + +bool isPluginPid( pid_t aPid ) +{ + auto myPid = getpid(); + + do + { + if( aPid == myPid ) + return true; + aPid = getParentPid( aPid ); + } while( aPid > 1 ); + + return false; +} +#endif diff --git a/indra/media_plugins/base/media_plugin_base.h b/indra/media_plugins/base/media_plugin_base.h index f65c712a66..a6f3bc7d71 100644 --- a/indra/media_plugins/base/media_plugin_base.h +++ b/indra/media_plugins/base/media_plugin_base.h @@ -32,6 +32,41 @@ #include "llpluginmessage.h" #include "llpluginmessageclasses.h" +#if LL_LINUX || __FreeBSD__ + +struct SymbolToGrab +{ + bool mRequired; + char const *mName; + apr_dso_handle_sym_t *mPPFunc; +}; + +class SymbolGrabber +{ +public: + size_t registerSymbol( SymbolToGrab aSymbol ); + bool grabSymbols(std::vector< std::string > const &aDSONames); + void ungrabSymbols(); + +private: + std::vector< SymbolToGrab > gSymbolsToGrab; + + bool sSymsGrabbed = false; + apr_pool_t *sSymDSOMemoryPool = nullptr; + std::vector<apr_dso_handle_t *> sLoadedLibraries; +}; + +extern SymbolGrabber gSymbolGrabber; + +// extern SymbolGrabber gSymbolGrabber; + +#define LL_GRAB_SYM(SYMBOL_GRABBER, REQUIRED, SYMBOL_NAME, RETURN, ...) \ + RETURN (*ll##SYMBOL_NAME)(__VA_ARGS__) = nullptr; \ + size_t gRegistered##SYMBOL_NAME = SYMBOL_GRABBER.registerSymbol( \ + { REQUIRED, #SYMBOL_NAME , (apr_dso_handle_sym_t*)&ll##SYMBOL_NAME} \ + ); + +#endif class MediaPluginBase { @@ -46,7 +81,6 @@ public: static void staticReceiveMessage(const char *message_string, void **user_data); protected: - /** Plugin status. */ typedef enum { @@ -126,4 +160,7 @@ int init_media_plugin( LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data); - +#if LL_LINUX +pid_t getParentPid(pid_t aPid); +bool isPluginPid(pid_t aPid); +#endif diff --git a/indra/media_plugins/cef/CMakeLists.txt b/indra/media_plugins/cef/CMakeLists.txt index 87c39f9c34..39353401e9 100644 --- a/indra/media_plugins/cef/CMakeLists.txt +++ b/indra/media_plugins/cef/CMakeLists.txt @@ -10,18 +10,10 @@ include(Linking) include(PluginAPI) include(CEFPlugin) - +include(GLIB) ### media_plugin_cef -if(NOT ADDRESS_SIZE EQUAL 32) - if(WINDOWS) - ##add_definitions(/FIXED:NO) - else(WINDOWS) # not windows therefore gcc LINUX and DARWIN - add_definitions(-fPIC) - endif(WINDOWS) -endif(NOT ADDRESS_SIZE EQUAL 32) - set(media_plugin_cef_SOURCE_FILES media_plugin_cef.cpp ) @@ -32,11 +24,36 @@ set(media_plugin_cef_HEADER_FILES # Select which VolumeCatcher implementation to use if (LINUX) -# message(FATAL_ERROR "CEF plugin has been enabled for a Linux compile.\n" -# " Please create a volume_catcher implementation for this platform.") - list(APPEND media_plugin_cef_SOURCE_FILES mac_volume_catcher_null.cpp) + foreach( PULSE_FILE pulse/introspect.h pulse/context.h pulse/subscribe.h pulse/glib-mainloop.h ) + find_path( PULSE_FILE_${PULSE_FILE}_FOUND ${PULSE_FILE} NO_CACHE) + if( NOT PULSE_FILE_${PULSE_FILE}_FOUND ) + message( "Looking for ${PULSE_FILE} ... not found") + message( FATAL_ERROR "Pulse header not found" ) + else() + message( "Looking for ${PULSE_FILE} ... found") + endif() + endforeach() + + include(FindPipeWire) + include_directories(SYSTEM ${PIPEWIRE_INCLUDE_DIRS} ${SPA_INCLUDE_DIRS}) + + message( "Building with Linux volume catcher for PipeWire and PulseAudio" ) + + list(APPEND media_plugin_cef_HEADER_FILES + linux/volume_catcher_linux.h + ) + + set(LINUX_VOLUME_CATCHER + linux/volume_catcher_linux.cpp + linux/volume_catcher_pulseaudio.cpp + linux/volume_catcher_pipewire.cpp + ) + + list(APPEND media_plugin_cef_SOURCE_FILES ${LINUX_VOLUME_CATCHER}) + set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--build-id -Wl,-rpath,'$ORIGIN:$ORIGIN/../../lib'") + list(APPEND media_plugin_cef_LINK_LIBRARIES llwindow ) elseif (DARWIN) - list(APPEND media_plugin_cef_SOURCE_FILES mac_volume_catcher_null.cpp) + list(APPEND media_plugin_cef_SOURCE_FILES volume_catcher_null.cpp) find_library(CORESERVICES_LIBRARY CoreServices) find_library(AUDIOUNIT_LIBRARY AudioUnit) set( media_plugin_cef_LINK_LIBRARIES @@ -61,6 +78,7 @@ add_library(media_plugin_cef target_link_libraries(media_plugin_cef media_plugin_base ll::cef + ll::glib_headers ) if (WINDOWS) diff --git a/indra/media_plugins/cef/linux/volume_catcher_linux.cpp b/indra/media_plugins/cef/linux/volume_catcher_linux.cpp new file mode 100644 index 0000000000..7d33242063 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_linux.cpp @@ -0,0 +1,78 @@ +/** + * @file volume_catcher.cpp + * @brief Linux volume catcher which will pick an implementation to use + * + * @cond + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +#include "volume_catcher_linux.h" + +VolumeCatcher::VolumeCatcher() +{ +} + +void VolumeCatcher::onEnablePipeWireVolumeCatcher(bool enable) +{ + if (pimpl != nullptr) + return; + + if (enable) + { + LL_DEBUGS() << "volume catcher using pipewire" << LL_ENDL; + pimpl = new VolumeCatcherPipeWire(); + } + else + { + LL_DEBUGS() << "volume catcher using pulseaudio" << LL_ENDL; + pimpl = new VolumeCatcherPulseAudio(); + } +} + +VolumeCatcher::~VolumeCatcher() +{ + if (pimpl != nullptr) + { + delete pimpl; + pimpl = nullptr; + } +} + +void VolumeCatcher::setVolume(F32 volume) +{ + if (pimpl != nullptr) { + pimpl->setVolume(volume); + } +} + +void VolumeCatcher::setPan(F32 pan) +{ + if (pimpl != nullptr) + pimpl->setPan(pan); +} + +void VolumeCatcher::pump() +{ + if (pimpl != nullptr) + pimpl->pump(); +} diff --git a/indra/media_plugins/cef/linux/volume_catcher_linux.h b/indra/media_plugins/cef/linux/volume_catcher_linux.h new file mode 100644 index 0000000000..505f9ffb31 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_linux.h @@ -0,0 +1,149 @@ +/** + * @file volume_catcher_impl.h + * @brief + * + * @cond + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +#ifndef VOLUME_CATCHER_LINUX_H +#define VOLUME_CATCHER_LINUX_H + +#include "linden_common.h" + +#include "../volume_catcher.h" + +#include <unordered_set> +#include <mutex> + +extern "C" { +// There's no special reason why we want the *glib* PA mainloop, but the generic polling implementation seems broken. +#include <pulse/glib-mainloop.h> +#include <pulse/context.h> + +#include <pipewire/pipewire.h> + +#include "apr_pools.h" +#include "apr_dso.h" +} + +#include "media_plugin_base.h" + +class VolumeCatcherImpl +{ +public: + virtual ~VolumeCatcherImpl() = default; + + virtual void setVolume(F32 volume) = 0; // 0.0 - 1.0 + + // Set the left-right pan of audio sources + // where -1.0 = left, 0 = center, and 1.0 = right + virtual void setPan(F32 pan) = 0; + + virtual void pump() = 0; // call this at least a few times a second if you can - it affects how quickly we can 'catch' a new audio source and adjust its volume +}; + +class VolumeCatcherPulseAudio : public VolumeCatcherImpl +{ +public: + VolumeCatcherPulseAudio(); + ~VolumeCatcherPulseAudio(); + + void setVolume(F32 volume); + void setPan(F32 pan); + void pump(); + + // for internal use - can't be private because used from our C callbacks + + bool loadsyms(std::string pa_dso_name); + void init(); + void cleanup(); + + void update_all_volumes(F32 volume); + void update_index_volume(U32 index, F32 volume); + void connected_okay(); + + std::set<U32> mSinkInputIndices; + std::map<U32,U32> mSinkInputNumChannels; + F32 mDesiredVolume; + pa_glib_mainloop *mMainloop; + pa_context *mPAContext; + bool mConnected; + bool mGotSyms; +}; + +class VolumeCatcherPipeWire : public VolumeCatcherImpl +{ +public: + VolumeCatcherPipeWire(); + ~VolumeCatcherPipeWire(); + + bool loadsyms(std::string pw_dso_name); + void init(); + void cleanup(); + + // some of these should be private + + void lock(); + void unlock(); + + void setVolume(F32 volume); + void setPan(F32 pan); + void pump(); + + void handleRegistryEventGlobal( + uint32_t id, uint32_t permissions, const char* type, + uint32_t version, const struct spa_dict* props + ); + + class ChildNode + { + public: + bool mActive = false; + + pw_proxy* mProxy = nullptr; + spa_hook mNodeListener {}; + spa_hook mProxyListener {}; + VolumeCatcherPipeWire* mImpl = nullptr; + + void updateVolume(); + void destroy(); + }; + + bool mGotSyms = false; + + F32 mVolume = 1.0f; // max by default + // F32 mPan = 0.0f; // center + + pw_thread_loop* mThreadLoop = nullptr; + pw_context* mContext = nullptr; + pw_core* mCore = nullptr; + pw_registry* mRegistry = nullptr; + spa_hook mRegistryListener; + + std::unordered_set<ChildNode*> mChildNodes; + std::mutex mChildNodesMutex; + std::mutex mCleanupMutex; +}; + +#endif // VOLUME_CATCHER_LINUX_H diff --git a/indra/media_plugins/cef/linux/volume_catcher_pipewire.cpp b/indra/media_plugins/cef/linux/volume_catcher_pipewire.cpp new file mode 100755 index 0000000000..27fea547c9 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_pipewire.cpp @@ -0,0 +1,333 @@ +/** + * @file volume_catcher_pipewire.cpp + * @brief A Linux-specific, PipeWire-specific hack to detect and volume-adjust new audio sources + * + * @cond + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +/* + The high-level design is as follows: + 1) Connect to the PipeWire daemon + 2) Find all existing and new audio nodes + 3) Examine PID and parent PID's to see if it belongs to our process + 4) If so, tell PipeWire to adjust the volume of that node + 5) Keep a list of all audio nodes and adjust when we setVolume() + */ + +#include "linden_common.h" + +#include "volume_catcher_linux.h" + +extern "C" { +#include <spa/pod/builder.h> +#include <spa/param/props.h> +} + +SymbolGrabber pwSymbolGrabber; + +#include "volume_catcher_pipewire_syms.inc" + +//////////////////////////////////////////////////// + +VolumeCatcherPipeWire::VolumeCatcherPipeWire() +{ + init(); +} + +VolumeCatcherPipeWire::~VolumeCatcherPipeWire() +{ + cleanup(); +} + +static void registryEventGlobal( + void *data, uint32_t id, uint32_t permissions, const char *type, + uint32_t version, const struct spa_dict *props) +{ + static_cast<VolumeCatcherPipeWire*>(data)->handleRegistryEventGlobal( + id, permissions, type, version, props + ); +} + +static const struct pw_registry_events REGISTRY_EVENTS = { + .version = PW_VERSION_REGISTRY_EVENTS, + .global = registryEventGlobal, +}; + +bool VolumeCatcherPipeWire::loadsyms(std::string pw_dso_name) +{ + return pwSymbolGrabber.grabSymbols({ pw_dso_name }); +} + +void VolumeCatcherPipeWire::init() +{ + LL_DEBUGS() << "init" << LL_ENDL; + + mGotSyms = loadsyms("libpipewire-0.3.so.0"); + + if (!mGotSyms) + return; + + LL_DEBUGS() << "successfully got symbols" << LL_ENDL; + + llpw_init(nullptr, nullptr); + + mThreadLoop = llpw_thread_loop_new("SL Plugin Volume Adjuster", nullptr); + + if (!mThreadLoop) + return; + + // i dont think we need to lock this early + // std::lock_guard pwLock(*this); + + mContext = llpw_context_new( + llpw_thread_loop_get_loop(mThreadLoop), nullptr, 0 + ); + + if (!mContext) + return; + + mCore = llpw_context_connect(mContext, nullptr, 0); + + if (!mCore) + return; + + mRegistry = pw_core_get_registry(mCore, PW_VERSION_REGISTRY, 0); + + LL_DEBUGS() << "pw_core_get_registry: " << (mRegistry?"success":"nullptr") << LL_ENDL; + + spa_zero(mRegistryListener); + + pw_registry_add_listener( + mRegistry, &mRegistryListener, ®ISTRY_EVENTS, this + ); + + llpw_thread_loop_start(mThreadLoop); + + LL_DEBUGS() << "thread loop started" << LL_ENDL; +} + +void VolumeCatcherPipeWire::cleanup() +{ + { + std::unique_lock childNodesLock(mChildNodesMutex); + for (auto *childNode: mChildNodes) + childNode->destroy(); + + mChildNodes.clear(); + } + + { + std::unique_lock pwLock(mCleanupMutex); + if (mRegistry) + llpw_proxy_destroy((struct pw_proxy *) mRegistry); + + spa_zero(mRegistryListener); + + if (mCore) + llpw_core_disconnect(mCore); + if (mContext) + llpw_context_destroy(mContext); + } + + if (!mThreadLoop) + return; + + llpw_thread_loop_stop(mThreadLoop); + llpw_thread_loop_destroy(mThreadLoop); + + LL_DEBUGS() << "cleanup done" << LL_ENDL; +} + +void VolumeCatcherPipeWire::lock() +{ + if (!mThreadLoop) + return; + + llpw_thread_loop_lock(mThreadLoop); +} + +void VolumeCatcherPipeWire::unlock() +{ + if (!mThreadLoop) + return; + + llpw_thread_loop_unlock(mThreadLoop); +} + +const uint32_t channels = 1; +const float resetVolumes[channels] = { 1.0f }; + +void VolumeCatcherPipeWire::ChildNode::updateVolume() +{ + if (!mActive) + return; + + F32 volume = std::clamp(mImpl->mVolume, 0.0f, 1.0f); + + const float volumes[channels] = { volume }; + + uint8_t buffer[512]; + + spa_pod_builder builder; + spa_pod_builder_init(&builder, buffer, sizeof(buffer)); + + spa_pod_frame frame; + spa_pod_builder_push_object(&builder, &frame, SPA_TYPE_OBJECT_Props, SPA_PARAM_Props); + + // resets system-wide memorized volume for chromium (not google chrome) to 100% + spa_pod_builder_prop(&builder, SPA_PROP_channelVolumes, 0); + spa_pod_builder_array(&builder, sizeof(float), SPA_TYPE_Float, channels, resetVolumes); + + // sets temporary volume + spa_pod_builder_prop(&builder, SPA_PROP_softVolumes, 0); + spa_pod_builder_array(&builder, sizeof(float), SPA_TYPE_Float, channels, volumes); + + spa_pod* pod = static_cast<spa_pod*>(spa_pod_builder_pop(&builder, &frame)); + + { + std::lock_guard pwLock(*mImpl); + pw_node_set_param(mProxy, SPA_PARAM_Props, 0, pod); + } +} + +void VolumeCatcherPipeWire::ChildNode::destroy() +{ + if (!mActive) + return; + + mActive = false; + + { + std::unique_lock childNodesLock(mImpl->mChildNodesMutex); + mImpl->mChildNodes.erase(this); + } + + spa_hook_remove(&mNodeListener); + spa_hook_remove(&mProxyListener); + + { + std::lock_guard pwLock(*mImpl); + llpw_proxy_destroy(mProxy); + } +} + +static void nodeEventInfo(void* data, const struct pw_node_info* info) +{ + const char* processId = spa_dict_lookup(info->props, PW_KEY_APP_PROCESS_ID); + + if (processId == nullptr) + return; + + pid_t pid = atoll(processId); + + if (!isPluginPid(pid)) + return; + + const char* appName = spa_dict_lookup(info->props, PW_KEY_APP_NAME); + LL_DEBUGS() << "got app: " << appName << LL_ENDL; + + auto* const childNode = static_cast<VolumeCatcherPipeWire::ChildNode*>(data); + LL_DEBUGS() << "init volume: " << childNode->mImpl->mVolume << LL_ENDL; + + childNode->updateVolume(); + + { + std::lock_guard childNodesLock(childNode->mImpl->mChildNodesMutex); + childNode->mImpl->mChildNodes.insert(childNode); + } +} + +static const struct pw_node_events NODE_EVENTS = { + .version = PW_VERSION_CLIENT_EVENTS, + .info = nodeEventInfo, +}; + +static void proxyEventDestroy(void* data) +{ + auto* const childNode = static_cast<VolumeCatcherPipeWire::ChildNode*>(data); + childNode->destroy(); +} + +static void proxyEventRemoved(void* data) +{ + auto* const childNode = static_cast<VolumeCatcherPipeWire::ChildNode*>(data); + childNode->destroy(); +} + +static const struct pw_proxy_events PROXY_EVENTS = { + .version = PW_VERSION_PROXY_EVENTS, + .destroy = proxyEventDestroy, + .removed = proxyEventRemoved, +}; + +void VolumeCatcherPipeWire::handleRegistryEventGlobal( + uint32_t id, uint32_t permissions, const char *type, uint32_t version, + const struct spa_dict *props) +{ + if (props == nullptr || type == nullptr || strcmp(type, PW_TYPE_INTERFACE_Node) != 0) + return; + + const char* mediaClass = spa_dict_lookup(props, PW_KEY_MEDIA_CLASS); + + if (mediaClass == nullptr || strcmp(mediaClass, "Stream/Output/Audio") != 0) + return; + + pw_proxy* proxy = static_cast<pw_proxy*>( + pw_registry_bind(mRegistry, id, type, PW_VERSION_CLIENT, sizeof(ChildNode)) + ); + + auto* const childNode = static_cast<ChildNode*>(llpw_proxy_get_user_data(proxy)); + + childNode->mActive = true; + childNode->mProxy = proxy; + childNode->mImpl = this; + + pw_node_add_listener(proxy, &childNode->mNodeListener, &NODE_EVENTS, childNode); + llpw_proxy_add_listener(proxy, &childNode->mProxyListener, &PROXY_EVENTS, childNode); +} + +void VolumeCatcherPipeWire::setVolume(F32 volume) +{ + LL_DEBUGS() << "setting volume to: " << volume << LL_ENDL; + + mVolume = volume; + + { + std::unique_lock childNodeslock(mChildNodesMutex); + std::unordered_set<ChildNode *> copyOfChildNodes(mChildNodes); + + LL_DEBUGS() << "found " << copyOfChildNodes.size() << " child nodes" << LL_ENDL; + + for (auto* childNode : copyOfChildNodes) + childNode->updateVolume(); + } +} + +void VolumeCatcherPipeWire::setPan(F32 pan) +{ +} + +void VolumeCatcherPipeWire::pump() +{ +} diff --git a/indra/media_plugins/cef/linux/volume_catcher_pipewire_syms.inc b/indra/media_plugins/cef/linux/volume_catcher_pipewire_syms.inc new file mode 100644 index 0000000000..dbc0f5f169 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_pipewire_syms.inc @@ -0,0 +1,26 @@ +#define G pwSymbolGrabber + +// required symbols to grab +LL_GRAB_SYM(G, true, pw_init, void, int *argc, char **argv[]); +// LL_GRAB_SYM(G, true, pw_main_loop_new, struct pw_main_loop *, const struct spa_dict *props); +// LL_GRAB_SYM(G, true, pw_main_loop_get_loop, struct pw_loop *, struct pw_main_loop *loop); +// LL_GRAB_SYM(G, true, pw_main_loop_destroy, void, struct pw_main_loop *loop); +// LL_GRAB_SYM(G, true, pw_main_loop_run, void, struct pw_main_loop *loop); +LL_GRAB_SYM(G, true, pw_context_new, struct pw_context *, struct pw_loop *main_loop, struct pw_properties *props, size_t user_data_size); +LL_GRAB_SYM(G, true, pw_context_destroy, void, struct pw_context *context); +LL_GRAB_SYM(G, true, pw_context_connect, struct pw_core *, struct pw_context *context, struct pw_properties *properties, size_t user_data_size); +LL_GRAB_SYM(G, true, pw_thread_loop_new, struct pw_thread_loop *, const char *name, const struct spa_dict *props); +LL_GRAB_SYM(G, true, pw_thread_loop_destroy, void, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_thread_loop_get_loop, struct pw_loop *, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_thread_loop_start, int, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_thread_loop_stop, void, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_thread_loop_lock, void, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_thread_loop_unlock, void, struct pw_thread_loop *loop); +LL_GRAB_SYM(G, true, pw_proxy_add_listener, void, struct pw_proxy *proxy, struct spa_hook *listener, const struct pw_proxy_events *events, void *data); +LL_GRAB_SYM(G, true, pw_proxy_destroy, void, struct pw_proxy *proxy); +LL_GRAB_SYM(G, true, pw_proxy_get_user_data, void *, struct pw_proxy *proxy); +LL_GRAB_SYM(G, true, pw_core_disconnect, int, struct pw_core *core); + +// optional symbols to grab + +#undef G diff --git a/indra/media_plugins/cef/linux/volume_catcher_pulseaudio.cpp b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio.cpp new file mode 100755 index 0000000000..9417c49d38 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio.cpp @@ -0,0 +1,322 @@ +/** + * @file volume_catcher_pulseaudio.cpp + * @brief A Linux-specific, PulseAudio-specific hack to detect and volume-adjust new audio sources + * + * @cond + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +/* + The high-level design is as follows: + 1) Connect to the PulseAudio daemon + 2) Watch for the creation of new audio players connecting to the daemon (this includes ALSA clients running on the PulseAudio emulation layer, such as Flash plugins) + 3) Examine any new audio player's PID to see if it belongs to our own process + 4) If so, tell PA to adjust the volume of that audio player ('sink input' in PA parlance) + 5) Keep a list of all living audio players that we care about, adjust the volumes of all of them when we get a new setVolume() call + */ + +#include "linden_common.h" + +#include "volume_catcher_linux.h" + +extern "C" { +#include <glib.h> +#include <glib-object.h> + +#include <pulse/introspect.h> + +#include <pulse/subscribe.h> +} + +SymbolGrabber paSymbolGrabber; + +#include "volume_catcher_pulseaudio_syms.inc" +#include "volume_catcher_pulseaudio_glib_syms.inc" + +//////////////////////////////////////////////////// + +// PulseAudio requires a chain of callbacks with C linkage +extern "C" { + void callback_discovered_sinkinput(pa_context *context, const pa_sink_input_info *i, int eol, void *userdata); + void callback_subscription_alert(pa_context *context, pa_subscription_event_type_t t, uint32_t index, void *userdata); + void callback_context_state(pa_context *context, void *userdata); +} + +VolumeCatcherPulseAudio::VolumeCatcherPulseAudio() + : mDesiredVolume(0.0f), + mMainloop(nullptr), + mPAContext(nullptr), + mConnected(false), + mGotSyms(false) +{ + init(); +} + +VolumeCatcherPulseAudio::~VolumeCatcherPulseAudio() +{ + cleanup(); +} + +bool VolumeCatcherPulseAudio::loadsyms(std::string pulse_dso_name) +{ + return paSymbolGrabber.grabSymbols({ pulse_dso_name }); +} + +void VolumeCatcherPulseAudio::init() +{ + // try to be as defensive as possible because PA's interface is a + // bit fragile and (for our purposes) we'd rather simply not function + // than crash + + // we cheat and rely upon libpulse-mainloop-glib.so.0 to pull-in + // libpulse.so.0 - this isn't a great assumption, and the two DSOs should + // probably be loaded separately. Our Linux DSO framework needs refactoring, + // we do this sort of thing a lot with practically identical logic... + mGotSyms = loadsyms("libpulse-mainloop-glib.so.0"); + + if (!mGotSyms) + mGotSyms = loadsyms("libpulse.so.0"); + + if (!mGotSyms) + return; + + mMainloop = llpa_glib_mainloop_new(g_main_context_default()); + + if (mMainloop) + { + pa_mainloop_api *api = llpa_glib_mainloop_get_api(mMainloop); + + if (api) + { + pa_proplist *proplist = llpa_proplist_new(); + + if (proplist) + { + llpa_proplist_sets(proplist, PA_PROP_APPLICATION_ICON_NAME, "multimedia-player"); + llpa_proplist_sets(proplist, PA_PROP_APPLICATION_ID, "com.secondlife.viewer.mediaplugvoladjust"); + llpa_proplist_sets(proplist, PA_PROP_APPLICATION_NAME, "SL Plugin Volume Adjuster"); + llpa_proplist_sets(proplist, PA_PROP_APPLICATION_VERSION, "1"); + + // plain old pa_context_new() is broken! + mPAContext = llpa_context_new_with_proplist(api, nullptr, proplist); + + llpa_proplist_free(proplist); + } + } + } + + // Now we've set up a PA context and mainloop, try connecting the + // PA context to a PA daemon. + if (mPAContext) + { + llpa_context_set_state_callback(mPAContext, callback_context_state, this); + pa_context_flags_t cflags = (pa_context_flags)0; // maybe add PA_CONTEXT_NOAUTOSPAWN? + if (llpa_context_connect(mPAContext, nullptr, cflags, nullptr) >= 0) + { + // Okay! We haven't definitely connected, but we + // haven't definitely failed yet. + } + else + { + // Failed to connect to PA manager... we'll leave + // things like that. Perhaps we should try again later. + } + } +} + +void VolumeCatcherPulseAudio::cleanup() +{ + mConnected = false; + + if (mGotSyms && mPAContext) + { + llpa_context_disconnect(mPAContext); + llpa_context_unref(mPAContext); + } + + mPAContext = nullptr; + + if (mGotSyms && mMainloop) + llpa_glib_mainloop_free(mMainloop); + + mMainloop = nullptr; +} + +void VolumeCatcherPulseAudio::setVolume(F32 volume) +{ + mDesiredVolume = volume; + + if (!mGotSyms) + return; + + if (mConnected && mPAContext) + { + update_all_volumes(mDesiredVolume); + } + + pump(); +} + +void VolumeCatcherPulseAudio::setPan(F32 pan) +{ +} + +void VolumeCatcherPulseAudio::pump() +{ + gboolean may_block = FALSE; + g_main_context_iteration(g_main_context_default(), may_block); +} + +void VolumeCatcherPulseAudio::connected_okay() +{ + pa_operation *op; + + // fetch global list of existing sinkinputs + if ((op = llpa_context_get_sink_input_info_list(mPAContext, + callback_discovered_sinkinput, + this))) + { + llpa_operation_unref(op); + } + + // subscribe to future global sinkinput changes + llpa_context_set_subscribe_callback(mPAContext, + callback_subscription_alert, + this); + if ((op = llpa_context_subscribe(mPAContext, (pa_subscription_mask_t) + (PA_SUBSCRIPTION_MASK_SINK_INPUT), + nullptr, nullptr))) + { + llpa_operation_unref(op); + } +} + +void VolumeCatcherPulseAudio::update_all_volumes(F32 volume) +{ + for (std::set<U32>::iterator it = mSinkInputIndices.begin(); + it != mSinkInputIndices.end(); ++it) + { + update_index_volume(*it, volume); + } +} + +void VolumeCatcherPulseAudio::update_index_volume(U32 index, F32 volume) +{ + static pa_cvolume cvol; + llpa_cvolume_set(&cvol, mSinkInputNumChannels[index], + llpa_sw_volume_from_linear(volume)); + + pa_context *c = mPAContext; + uint32_t idx = index; + const pa_cvolume *cvolumep = &cvol; + pa_context_success_cb_t cb = nullptr; // okay as null + void *userdata = nullptr; // okay as null + + pa_operation *op; + if ((op = llpa_context_set_sink_input_volume(c, idx, cvolumep, cb, userdata))) + llpa_operation_unref(op); +} + +void callback_discovered_sinkinput(pa_context *context, const pa_sink_input_info *sii, int eol, void *userdata) +{ + VolumeCatcherPulseAudio *impl = dynamic_cast<VolumeCatcherPulseAudio*>((VolumeCatcherPulseAudio*)userdata); + llassert(impl); + + if (0 == eol) + { + pa_proplist *proplist = sii->proplist; + pid_t sinkpid = atoll(llpa_proplist_gets(proplist, PA_PROP_APPLICATION_PROCESS_ID)); + + if (isPluginPid( sinkpid )) // does the discovered sinkinput belong to this process? + { + bool is_new = (impl->mSinkInputIndices.find(sii->index) == impl->mSinkInputIndices.end()); + + impl->mSinkInputIndices.insert(sii->index); + impl->mSinkInputNumChannels[sii->index] = sii->channel_map.channels; + + if (is_new) + { + // new! + impl->update_index_volume(sii->index, impl->mDesiredVolume); + } + else + { + // seen it already, do nothing. + } + } + } +} + +void callback_subscription_alert(pa_context *context, pa_subscription_event_type_t t, uint32_t index, void *userdata) +{ + VolumeCatcherPulseAudio *impl = dynamic_cast<VolumeCatcherPulseAudio*>((VolumeCatcherPulseAudio*)userdata); + llassert(impl); + + switch (t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) + { + case PA_SUBSCRIPTION_EVENT_SINK_INPUT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) + { + // forget this sinkinput, if we were caring about it + impl->mSinkInputIndices.erase(index); + impl->mSinkInputNumChannels.erase(index); + } + else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) + { + // ask for more info about this new sinkinput + pa_operation *op; + if ((op = llpa_context_get_sink_input_info(impl->mPAContext, index, callback_discovered_sinkinput, impl))) + { + llpa_operation_unref(op); + } + } + else + { + // property change on this sinkinput - we don't care. + } + break; + + default:; + } +} + +void callback_context_state(pa_context *context, void *userdata) +{ + VolumeCatcherPulseAudio *impl = dynamic_cast<VolumeCatcherPulseAudio*>((VolumeCatcherPulseAudio*)userdata); + llassert(impl); + + switch (llpa_context_get_state(context)) + { + case PA_CONTEXT_READY: + impl->mConnected = true; + impl->connected_okay(); + break; + case PA_CONTEXT_TERMINATED: + impl->mConnected = false; + break; + case PA_CONTEXT_FAILED: + impl->mConnected = false; + break; + default:; + } +} diff --git a/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_glib_syms.inc b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_glib_syms.inc new file mode 100755 index 0000000000..e9b7196e51 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_glib_syms.inc @@ -0,0 +1,10 @@ +#define G paSymbolGrabber + +// required symbols to grab +LL_GRAB_SYM(G, true, pa_glib_mainloop_free, void, pa_glib_mainloop* g) +LL_GRAB_SYM(G, true, pa_glib_mainloop_get_api, pa_mainloop_api*, pa_glib_mainloop* g) +LL_GRAB_SYM(G, true, pa_glib_mainloop_new, pa_glib_mainloop *, GMainContext *c) + +// optional symbols to grab + +#undef G diff --git a/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_syms.inc b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_syms.inc new file mode 100755 index 0000000000..4859a34405 --- /dev/null +++ b/indra/media_plugins/cef/linux/volume_catcher_pulseaudio_syms.inc @@ -0,0 +1,29 @@ +#define G paSymbolGrabber + +// required symbols to grab +LL_GRAB_SYM(G, true, pa_context_connect, int, pa_context *c, const char *server, pa_context_flags_t flags, const pa_spawn_api *api) +LL_GRAB_SYM(G, true, pa_context_disconnect, void, pa_context *c) +LL_GRAB_SYM(G, true, pa_context_get_sink_input_info, pa_operation*, pa_context *c, uint32_t idx, pa_sink_input_info_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_get_sink_input_info_list, pa_operation*, pa_context *c, pa_sink_input_info_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_get_state, pa_context_state_t, pa_context *c) +LL_GRAB_SYM(G, true, pa_context_new_with_proplist, pa_context*, pa_mainloop_api *mainloop, const char *name, pa_proplist *proplist) +LL_GRAB_SYM(G, true, pa_context_set_sink_input_volume, pa_operation*, pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_set_state_callback, void, pa_context *c, pa_context_notify_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_set_subscribe_callback, void, pa_context *c, pa_context_subscribe_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_subscribe, pa_operation*, pa_context *c, pa_subscription_mask_t m, pa_context_success_cb_t cb, void *userdata) +LL_GRAB_SYM(G, true, pa_context_unref, void, pa_context *c) +LL_GRAB_SYM(G, true, pa_cvolume_set, pa_cvolume*, pa_cvolume *a, unsigned channels, pa_volume_t v) +LL_GRAB_SYM(G, true, pa_operation_unref, void, pa_operation *o) +LL_GRAB_SYM(G, true, pa_proplist_free, void, pa_proplist* p) +LL_GRAB_SYM(G, true, pa_proplist_gets, const char*, pa_proplist *p, const char *key) +LL_GRAB_SYM(G, true, pa_proplist_new, pa_proplist*, void) +LL_GRAB_SYM(G, true, pa_proplist_sets, int, pa_proplist *p, const char *key, const char *value) +LL_GRAB_SYM(G, true, pa_sw_volume_from_linear, pa_volume_t, double v) +// LL_GRAB_SYM(G, true, pa_mainloop_free, void, pa_mainloop *m) +// LL_GRAB_SYM(G, true, pa_mainloop_get_api, pa_mainloop_api *, pa_mainloop *m) +// LL_GRAB_SYM(G, true, pa_mainloop_iterate, int, pa_mainloop *m, int block, int *retval) +// LL_GRAB_SYM(G, true, pa_mainloop_new, pa_mainloop *, void) + +// optional symbols to grab + +#undef G diff --git a/indra/media_plugins/cef/media_plugin_cef.cpp b/indra/media_plugins/cef/media_plugin_cef.cpp index bcab0eea72..1346dd2a52 100644 --- a/indra/media_plugins/cef/media_plugin_cef.cpp +++ b/indra/media_plugins/cef/media_plugin_cef.cpp @@ -886,7 +886,7 @@ void MediaPluginCEF::receiveMessage(const char* message_string) keyEvent(key_event, native_key_data); -#elif LL_WINDOWS +#else std::string event = message_in.getValue("event"); LLSD native_key_data = message_in.getValueLLSD("native_key_data"); @@ -908,6 +908,13 @@ void MediaPluginCEF::receiveMessage(const char* message_string) { mEnableMediaPluginDebugging = message_in.getValueBoolean("enable"); } +#if LL_LINUX + else if (message_name == "enable_pipewire_volume_catcher") + { + bool enable = message_in.getValueBoolean("enable"); + mVolumeCatcher.onEnablePipeWireVolumeCatcher(enable); + } +#endif if (message_name == "pick_file_response") { LLSD file_list_llsd = message_in.getValueLLSD("file_list"); @@ -1050,6 +1057,28 @@ void MediaPluginCEF::keyEvent(dullahan::EKeyEvent key_event, LLSD native_key_dat mCEFLib->nativeKeyboardEventWin(msg, wparam, lparam); #endif + +#if LL_LINUX + + uint32_t native_virtual_key = (uint32_t)(native_key_data["virtual_key"].asInteger()); // this is actually the SDL event.key.keysym.sym; + uint32_t native_virtual_key_win = (uint32_t)(native_key_data["virtual_key_win"].asInteger()); + uint32_t native_modifiers = (uint32_t)(native_key_data["modifiers"].asInteger()); + + // only for non-printable keysyms, the actual text input is done in unicodeInput() below + if (native_virtual_key <= 0x1b || native_virtual_key >= 0x7f) + { + // set keypad flag, not sure if this even does anything + bool keypad = false; + if (native_virtual_key_win >= 0x60 && native_virtual_key_win <= 0x6f) + { + keypad = true; + } + + // yes, we send native_virtual_key_win twice because native_virtual_key breaks it + mCEFLib->nativeKeyboardEventSDL2(key_event, native_virtual_key, native_modifiers, keypad); + } + +#endif // LL_LINUX }; void MediaPluginCEF::unicodeInput(std::string event, LLSD native_key_data = LLSD::emptyMap()) @@ -1080,6 +1109,16 @@ void MediaPluginCEF::unicodeInput(std::string event, LLSD native_key_data = LLSD U64 lparam = ll_U32_from_sd(native_key_data["l_param"]); mCEFLib->nativeKeyboardEventWin(msg, wparam, lparam); #endif + +#if LL_LINUX + + uint32_t native_scan_code = (uint32_t)(native_key_data["sdl_sym"].asInteger()); + uint32_t native_virtual_key = (uint32_t)(native_key_data["virtual_key"].asInteger()); + uint32_t native_modifiers = (uint32_t)(native_key_data["modifiers"].asInteger()); + + mCEFLib->nativeKeyboardEvent(dullahan::KE_KEY_DOWN, native_scan_code, native_virtual_key, native_modifiers); + +#endif // LL_LINUX }; //////////////////////////////////////////////////////////////////////////////// diff --git a/indra/media_plugins/cef/volume_catcher.h b/indra/media_plugins/cef/volume_catcher.h index ea97a24947..6933854e8e 100644 --- a/indra/media_plugins/cef/volume_catcher.h +++ b/indra/media_plugins/cef/volume_catcher.h @@ -35,19 +35,20 @@ class VolumeCatcherImpl; class VolumeCatcher { - public: +public: VolumeCatcher(); ~VolumeCatcher(); - void setVolume(F32 volume); // 0.0 - 1.0 - - // Set the left-right pan of audio sources - // where -1.0 = left, 0 = center, and 1.0 = right + void setVolume(F32 volume); void setPan(F32 pan); - void pump(); // call this at least a few times a second if you can - it affects how quickly we can 'catch' a new audio source and adjust its volume + void pump(); + +#if LL_LINUX + void onEnablePipeWireVolumeCatcher(bool enable); +#endif - private: +private: VolumeCatcherImpl *pimpl; }; diff --git a/indra/media_plugins/cef/mac_volume_catcher_null.cpp b/indra/media_plugins/cef/volume_catcher_null.cpp index c479e24a95..c6028da45b 100644 --- a/indra/media_plugins/cef/mac_volume_catcher_null.cpp +++ b/indra/media_plugins/cef/volume_catcher_null.cpp @@ -1,5 +1,5 @@ -/** - * @file windows_volume_catcher.cpp +/** + * @file volume_catcher_null.cpp * @brief A null implementation of volume level control of all audio channels opened by a process. * We are using this for the macOS version for now until we can understand how to make the * exitising mac_volume_catcher.cpp work without the (now, non-existant) QuickTime dependency @@ -29,67 +29,25 @@ */ #include "volume_catcher.h" -#include "llsingleton.h" -class VolumeCatcherImpl : public LLSingleton<VolumeCatcherImpl> -{ - LLSINGLETON(VolumeCatcherImpl); - // This is a singleton class -- both callers and the component implementation should use getInstance() to find the instance. - ~VolumeCatcherImpl(); - -public: - - void setVolume(F32 volume); - void setPan(F32 pan); - -private: - F32 mVolume; - F32 mPan; - bool mSystemIsVistaOrHigher; -}; - -VolumeCatcherImpl::VolumeCatcherImpl() -: mVolume(1.0f), // default volume is max - mPan(0.f) // default pan is centered -{ -} - -VolumeCatcherImpl::~VolumeCatcherImpl() -{ -} - -void VolumeCatcherImpl::setVolume(F32 volume) -{ - mVolume = volume; -} - -void VolumeCatcherImpl::setPan(F32 pan) -{ // remember pan for calculating individual channel levels later - mPan = pan; -} ///////////////////////////////////////////////////// VolumeCatcher::VolumeCatcher() { - pimpl = VolumeCatcherImpl::getInstance(); } VolumeCatcher::~VolumeCatcher() { - // Let the instance persist until exit. } void VolumeCatcher::setVolume(F32 volume) { - pimpl->setVolume(volume); } void VolumeCatcher::setPan(F32 pan) { - pimpl->setPan(pan); } void VolumeCatcher::pump() { - // No periodic tasks are necessary for this implementation. } diff --git a/indra/media_plugins/cef/windows_volume_catcher.cpp b/indra/media_plugins/cef/windows_volume_catcher.cpp index e7daeb5f74..1e52fee9de 100644 --- a/indra/media_plugins/cef/windows_volume_catcher.cpp +++ b/indra/media_plugins/cef/windows_volume_catcher.cpp @@ -44,7 +44,6 @@ public: private: F32 mVolume; F32 mPan; - bool mSystemIsVistaOrHigher; }; VolumeCatcherImpl::VolumeCatcherImpl() diff --git a/indra/media_plugins/example/CMakeLists.txt b/indra/media_plugins/example/CMakeLists.txt index 7d3e7f663b..86e982fbb4 100644 --- a/indra/media_plugins/example/CMakeLists.txt +++ b/indra/media_plugins/example/CMakeLists.txt @@ -13,14 +13,6 @@ include(ExamplePlugin) ### media_plugin_example -if(NOT ADDRESS_SIZE EQUAL 32) - if(WINDOWS) - ##add_definitions(/FIXED:NO) - else(WINDOWS) # not windows therefore gcc LINUX and DARWIN - add_definitions(-fPIC) - endif(WINDOWS) -endif(NOT ADDRESS_SIZE EQUAL 32) - set(media_plugin_example_SOURCE_FILES media_plugin_example.cpp ) diff --git a/indra/media_plugins/gstreamer010/CMakeLists.txt b/indra/media_plugins/gstreamer010/CMakeLists.txt deleted file mode 100644 index 38fc8201bf..0000000000 --- a/indra/media_plugins/gstreamer010/CMakeLists.txt +++ /dev/null @@ -1,46 +0,0 @@ -# -*- cmake -*- - -project(media_plugin_gstreamer010) - -include(00-Common) -include(LLCommon) -include(LLImage) -include(LLMath) -include(LLWindow) -include(Linking) -include(PluginAPI) -include(OpenGL) - -include(GStreamer010Plugin) - -### media_plugin_gstreamer010 - -if(NOT ADDRESS_SIZE EQUAL 32) - if(WINDOWS) - ##add_definitions(/FIXED:NO) - else(WINDOWS) # not windows therefore gcc LINUX and DARWIN - add_definitions(-fPIC) - endif(WINDOWS) -endif(NOT ADDRESS_SIZE EQUAL 32) - -set(media_plugin_gstreamer010_SOURCE_FILES - media_plugin_gstreamer010.cpp - llmediaimplgstreamer_syms.cpp - llmediaimplgstreamervidplug.cpp - ) - -set(media_plugin_gstreamer010_HEADER_FILES - llmediaimplgstreamervidplug.h - llmediaimplgstreamer_syms.h - llmediaimplgstreamertriviallogging.h - ) - -add_library(media_plugin_gstreamer010 - SHARED - ${media_plugin_gstreamer010_SOURCE_FILES} - ) - -target_link_libraries(media_plugin_gstreamer010 - media_plugin_base - ll::gstreamer - ) diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.cpp b/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.cpp deleted file mode 100644 index dcc04b37e4..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.cpp +++ /dev/null @@ -1,167 +0,0 @@ -/** - * @file llmediaimplgstreamer_syms.cpp - * @brief dynamic GStreamer symbol-grabbing code - * - * @cond - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#if LL_GSTREAMER010_ENABLED - -#include <string> - -extern "C" { -#include <gst/gst.h> - -#include "apr_pools.h" -#include "apr_dso.h" -} - -#include "llmediaimplgstreamertriviallogging.h" - -#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) RTN (*ll##GSTSYM)(__VA_ARGS__) = NULL -#include "llmediaimplgstreamer_syms_raw.inc" -#include "llmediaimplgstreamer_syms_rawv.inc" -#undef LL_GST_SYM - -// a couple of stubs for disgusting reasons -GstDebugCategory* -ll_gst_debug_category_new(gchar *name, guint color, gchar *description) -{ - static GstDebugCategory dummy; - return &dummy; -} -void ll_gst_debug_register_funcptr(GstDebugFuncPtr func, gchar* ptrname) -{ -} - -static bool sSymsGrabbed = false; -static apr_pool_t *sSymGSTDSOMemoryPool = NULL; -static apr_dso_handle_t *sSymGSTDSOHandleG = NULL; -static apr_dso_handle_t *sSymGSTDSOHandleV = NULL; - - -bool grab_gst_syms(std::string gst_dso_name, - std::string gst_dso_name_vid) -{ - if (sSymsGrabbed) - { - // already have grabbed good syms - return TRUE; - } - - bool sym_error = false; - bool rtn = false; - apr_status_t rv; - apr_dso_handle_t *sSymGSTDSOHandle = NULL; - -#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) do{rv = apr_dso_sym((apr_dso_handle_sym_t*)&ll##GSTSYM, sSymGSTDSOHandle, #GSTSYM); if (rv != APR_SUCCESS) {INFOMSG("Failed to grab symbol: %s", #GSTSYM); if (REQ) sym_error = true;} else DEBUGMSG("grabbed symbol: %s from %p", #GSTSYM, (void*)ll##GSTSYM);}while(0) - - //attempt to load the shared libraries - apr_pool_create(&sSymGSTDSOMemoryPool, NULL); - - if ( APR_SUCCESS == (rv = apr_dso_load(&sSymGSTDSOHandle, - gst_dso_name.c_str(), - sSymGSTDSOMemoryPool) )) - { - INFOMSG("Found DSO: %s", gst_dso_name.c_str()); -#include "llmediaimplgstreamer_syms_raw.inc" - - if ( sSymGSTDSOHandle ) - { - sSymGSTDSOHandleG = sSymGSTDSOHandle; - sSymGSTDSOHandle = NULL; - } - - if ( APR_SUCCESS == - (rv = apr_dso_load(&sSymGSTDSOHandle, - gst_dso_name_vid.c_str(), - sSymGSTDSOMemoryPool) )) - { - INFOMSG("Found DSO: %s", gst_dso_name_vid.c_str()); -#include "llmediaimplgstreamer_syms_rawv.inc" - rtn = !sym_error; - } - else - { - INFOMSG("Couldn't load DSO: %s", gst_dso_name_vid.c_str()); - rtn = false; // failure - } - } - else - { - INFOMSG("Couldn't load DSO: %s", gst_dso_name.c_str()); - rtn = false; // failure - } - - if (sym_error) - { - WARNMSG("Failed to find necessary symbols in GStreamer libraries."); - } - - if ( sSymGSTDSOHandle ) - { - sSymGSTDSOHandleV = sSymGSTDSOHandle; - sSymGSTDSOHandle = NULL; - } -#undef LL_GST_SYM - - sSymsGrabbed = !!rtn; - return rtn; -} - - -void ungrab_gst_syms() -{ - // should be safe to call regardless of whether we've - // actually grabbed syms. - - if ( sSymGSTDSOHandleG ) - { - apr_dso_unload(sSymGSTDSOHandleG); - sSymGSTDSOHandleG = NULL; - } - - if ( sSymGSTDSOHandleV ) - { - apr_dso_unload(sSymGSTDSOHandleV); - sSymGSTDSOHandleV = NULL; - } - - if ( sSymGSTDSOMemoryPool ) - { - apr_pool_destroy(sSymGSTDSOMemoryPool); - sSymGSTDSOMemoryPool = NULL; - } - - // NULL-out all of the symbols we'd grabbed -#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) do{ll##GSTSYM = NULL;}while(0) -#include "llmediaimplgstreamer_syms_raw.inc" -#include "llmediaimplgstreamer_syms_rawv.inc" -#undef LL_GST_SYM - - sSymsGrabbed = false; -} - - -#endif // LL_GSTREAMER010_ENABLED diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.h b/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.h deleted file mode 100644 index 57d446c7df..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.h +++ /dev/null @@ -1,74 +0,0 @@ -/** - * @file llmediaimplgstreamer_syms.h - * @brief dynamic GStreamer symbol-grabbing code - * - * @cond - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#include "linden_common.h" - -#if LL_GSTREAMER010_ENABLED - -extern "C" { -#include <gst/gst.h> -} - -bool grab_gst_syms(std::string gst_dso_name, - std::string gst_dso_name_vid); -void ungrab_gst_syms(); - -#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) extern RTN (*ll##GSTSYM)(__VA_ARGS__) -#include "llmediaimplgstreamer_syms_raw.inc" -#include "llmediaimplgstreamer_syms_rawv.inc" -#undef LL_GST_SYM - -// regrettable hacks to give us better runtime compatibility with older systems -#define llg_return_if_fail(COND) do{if (!(COND)) return;}while(0) -#define llg_return_val_if_fail(COND,V) do{if (!(COND)) return V;}while(0) - -// regrettable hacks because GStreamer was not designed for runtime loading -#undef GST_TYPE_MESSAGE -#define GST_TYPE_MESSAGE (llgst_message_get_type()) -#undef GST_TYPE_OBJECT -#define GST_TYPE_OBJECT (llgst_object_get_type()) -#undef GST_TYPE_PIPELINE -#define GST_TYPE_PIPELINE (llgst_pipeline_get_type()) -#undef GST_TYPE_ELEMENT -#define GST_TYPE_ELEMENT (llgst_element_get_type()) -#undef GST_TYPE_VIDEO_SINK -#define GST_TYPE_VIDEO_SINK (llgst_video_sink_get_type()) -// more regrettable hacks to stub-out these .h-exposed GStreamer internals -void ll_gst_debug_register_funcptr(GstDebugFuncPtr func, gchar* ptrname); -#undef _gst_debug_register_funcptr -#define _gst_debug_register_funcptr ll_gst_debug_register_funcptr -GstDebugCategory* ll_gst_debug_category_new(gchar *name, guint color, gchar *description); -#undef _gst_debug_category_new -#define _gst_debug_category_new ll_gst_debug_category_new -#undef __gst_debug_enabled -#define __gst_debug_enabled (0) - -// more hacks -#define LLGST_MESSAGE_TYPE_NAME(M) (llgst_message_type_get_name(GST_MESSAGE_TYPE(M))) - -#endif // LL_GSTREAMER010_ENABLED diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_raw.inc b/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_raw.inc deleted file mode 100644 index b33e59363d..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_raw.inc +++ /dev/null @@ -1,51 +0,0 @@ - -// required symbols to grab -LL_GST_SYM(true, gst_pad_peer_accept_caps, gboolean, GstPad *pad, GstCaps *caps); -LL_GST_SYM(true, gst_buffer_new, GstBuffer*, void); -LL_GST_SYM(true, gst_buffer_set_caps, void, GstBuffer*, GstCaps *); -LL_GST_SYM(true, gst_structure_set_value, void, GstStructure *, const gchar *, const GValue*); -LL_GST_SYM(true, gst_init_check, gboolean, int *argc, char **argv[], GError ** err); -LL_GST_SYM(true, gst_message_get_type, GType, void); -LL_GST_SYM(true, gst_message_type_get_name, const gchar*, GstMessageType type); -LL_GST_SYM(true, gst_message_parse_error, void, GstMessage *message, GError **gerror, gchar **debug); -LL_GST_SYM(true, gst_message_parse_warning, void, GstMessage *message, GError **gerror, gchar **debug); -LL_GST_SYM(true, gst_message_parse_state_changed, void, GstMessage *message, GstState *oldstate, GstState *newstate, GstState *pending); -LL_GST_SYM(true, gst_element_set_state, GstStateChangeReturn, GstElement *element, GstState state); -LL_GST_SYM(true, gst_object_unref, void, gpointer object); -LL_GST_SYM(true, gst_object_get_type, GType, void); -LL_GST_SYM(true, gst_pipeline_get_type, GType, void); -LL_GST_SYM(true, gst_pipeline_get_bus, GstBus*, GstPipeline *pipeline); -LL_GST_SYM(true, gst_bus_add_watch, guint, GstBus * bus, GstBusFunc func, gpointer user_data); -LL_GST_SYM(true, gst_element_factory_make, GstElement*, const gchar *factoryname, const gchar *name); -LL_GST_SYM(true, gst_element_get_type, GType, void); -LL_GST_SYM(true, gst_static_pad_template_get, GstPadTemplate*, GstStaticPadTemplate *pad_template); -LL_GST_SYM(true, gst_element_class_add_pad_template, void, GstElementClass *klass, GstPadTemplate *temp); -LL_GST_SYM(true, gst_element_class_set_details, void, GstElementClass *klass, const GstElementDetails *details); -LL_GST_SYM(true, gst_caps_unref, void, GstCaps* caps); -LL_GST_SYM(true, gst_caps_ref, GstCaps *, GstCaps* caps); -//LL_GST_SYM(true, gst_caps_is_empty, gboolean, const GstCaps *caps); -LL_GST_SYM(true, gst_caps_from_string, GstCaps *, const gchar *string); -LL_GST_SYM(true, gst_caps_replace, void, GstCaps **caps, GstCaps *newcaps); -LL_GST_SYM(true, gst_caps_get_structure, GstStructure *, const GstCaps *caps, guint index); -LL_GST_SYM(true, gst_caps_copy, GstCaps *, const GstCaps * caps); -//LL_GST_SYM(true, gst_caps_intersect, GstCaps *, const GstCaps *caps1, const GstCaps *caps2); -LL_GST_SYM(true, gst_element_register, gboolean, GstPlugin *plugin, const gchar *name, guint rank, GType type); -LL_GST_SYM(true, _gst_plugin_register_static, void, GstPluginDesc *desc); -LL_GST_SYM(true, gst_structure_get_int, gboolean, const GstStructure *structure, const gchar *fieldname, gint *value); -LL_GST_SYM(true, gst_structure_get_value, G_CONST_RETURN GValue *, const GstStructure *structure, const gchar *fieldname); -LL_GST_SYM(true, gst_value_get_fraction_numerator, gint, const GValue *value); -LL_GST_SYM(true, gst_value_get_fraction_denominator, gint, const GValue *value); -LL_GST_SYM(true, gst_structure_get_name, G_CONST_RETURN gchar *, const GstStructure *structure); -LL_GST_SYM(true, gst_element_seek, bool, GstElement *, gdouble, GstFormat, GstSeekFlags, GstSeekType, gint64, GstSeekType, gint64); - -// optional symbols to grab -LL_GST_SYM(false, gst_registry_fork_set_enabled, void, gboolean enabled); -LL_GST_SYM(false, gst_segtrap_set_enabled, void, gboolean enabled); -LL_GST_SYM(false, gst_message_parse_buffering, void, GstMessage *message, gint *percent); -LL_GST_SYM(false, gst_message_parse_info, void, GstMessage *message, GError **gerror, gchar **debug); -LL_GST_SYM(false, gst_element_query_position, gboolean, GstElement *element, GstFormat *format, gint64 *cur); -LL_GST_SYM(false, gst_version, void, guint *major, guint *minor, guint *micro, guint *nano); - -// GStreamer 'internal' symbols which may not be visible in some runtimes but are still used in expanded GStreamer header macros - yuck! We'll substitute our own stubs for these. -//LL_GST_SYM(true, _gst_debug_register_funcptr, void, GstDebugFuncPtr func, gchar* ptrname); -//LL_GST_SYM(true, _gst_debug_category_new, GstDebugCategory *, gchar *name, guint color, gchar *description); diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_rawv.inc b/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_rawv.inc deleted file mode 100644 index 14fbcb48b9..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms_rawv.inc +++ /dev/null @@ -1,5 +0,0 @@ - -// required symbols to grab -LL_GST_SYM(true, gst_video_sink_get_type, GType, void); - -// optional symbols to grab diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamertriviallogging.h b/indra/media_plugins/gstreamer010/llmediaimplgstreamertriviallogging.h deleted file mode 100644 index 43ebad6744..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamertriviallogging.h +++ /dev/null @@ -1,55 +0,0 @@ -/** - * @file llmediaimplgstreamertriviallogging.h - * @brief minimal logging utilities. - * - * @cond - * $LicenseInfo:firstyear=2009&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#ifndef __LLMEDIAIMPLGSTREAMERTRIVIALLOGGING_H__ -#define __LLMEDIAIMPLGSTREAMERTRIVIALLOGGING_H__ - -#include <cstdio> - -extern "C" { -#include <sys/types.h> -#include <unistd.h> -} - -///////////////////////////////////////////////////////////////////////// -// Debug/Info/Warning macros. -#define MSGMODULEFOO "(media plugin)" -#define STDERRMSG(...) do{\ - fprintf(stderr, " pid:%d: ", (int)getpid());\ - fprintf(stderr, MSGMODULEFOO " %s:%d: ", __FUNCTION__, __LINE__);\ - fprintf(stderr, __VA_ARGS__);\ - fputc('\n',stderr);\ - }while(0) -#define NULLMSG(...) do{}while(0) - -#define DEBUGMSG NULLMSG -#define INFOMSG STDERRMSG -#define WARNMSG STDERRMSG -///////////////////////////////////////////////////////////////////////// - -#endif /* __LLMEDIAIMPLGSTREAMERTRIVIALLOGGING_H__ */ diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.cpp b/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.cpp deleted file mode 100644 index acec0f2399..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.cpp +++ /dev/null @@ -1,526 +0,0 @@ -/** - * @file llmediaimplgstreamervidplug.h - * @brief Video-consuming static GStreamer plugin for gst-to-LLMediaImpl - * - * @cond - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#if LL_GSTREAMER010_ENABLED - -#include "linden_common.h" - -#include <gst/gst.h> -#include <gst/video/video.h> -#include <gst/video/gstvideosink.h> - -#include "llmediaimplgstreamer_syms.h" -#include "llmediaimplgstreamertriviallogging.h" - -#include "llmediaimplgstreamervidplug.h" - - -GST_DEBUG_CATEGORY_STATIC (gst_slvideo_debug); -#define GST_CAT_DEFAULT gst_slvideo_debug - - -#define SLV_SIZECAPS ", width=(int)[1,2048], height=(int)[1,2048] " -#define SLV_ALLCAPS GST_VIDEO_CAPS_RGBx SLV_SIZECAPS - -static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ( - (gchar*)"sink", - GST_PAD_SINK, - GST_PAD_ALWAYS, - GST_STATIC_CAPS (SLV_ALLCAPS) - ); - -GST_BOILERPLATE (GstSLVideo, gst_slvideo, GstVideoSink, - GST_TYPE_VIDEO_SINK); - -static void gst_slvideo_set_property (GObject * object, guint prop_id, - const GValue * value, - GParamSpec * pspec); -static void gst_slvideo_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec); - -static void -gst_slvideo_base_init (gpointer gclass) -{ - static GstElementDetails element_details = { - (gchar*)"PluginTemplate", - (gchar*)"Generic/PluginTemplate", - (gchar*)"Generic Template Element", - (gchar*)"Linden Lab" - }; - GstElementClass *element_class = GST_ELEMENT_CLASS (gclass); - - llgst_element_class_add_pad_template (element_class, - llgst_static_pad_template_get (&sink_factory)); - llgst_element_class_set_details (element_class, &element_details); -} - - -static void -gst_slvideo_finalize (GObject * object) -{ - GstSLVideo *slvideo; - slvideo = GST_SLVIDEO (object); - if (slvideo->caps) - { - llgst_caps_unref(slvideo->caps); - } - - G_OBJECT_CLASS(parent_class)->finalize (object); -} - - -static GstFlowReturn -gst_slvideo_show_frame (GstBaseSink * bsink, GstBuffer * buf) -{ - GstSLVideo *slvideo; - llg_return_val_if_fail (buf != NULL, GST_FLOW_ERROR); - - slvideo = GST_SLVIDEO(bsink); - - DEBUGMSG("transferring a frame of %dx%d <- %p (%d)", - slvideo->width, slvideo->height, GST_BUFFER_DATA(buf), - slvideo->format); - - if (GST_BUFFER_DATA(buf)) - { - // copy frame and frame info into neutral territory - GST_OBJECT_LOCK(slvideo); - slvideo->retained_frame_ready = TRUE; - slvideo->retained_frame_width = slvideo->width; - slvideo->retained_frame_height = slvideo->height; - slvideo->retained_frame_format = slvideo->format; - int rowbytes = - SLVPixelFormatBytes[slvideo->retained_frame_format] * - slvideo->retained_frame_width; - int needbytes = rowbytes * slvideo->retained_frame_width; - // resize retained frame hunk only if necessary - if (needbytes != slvideo->retained_frame_allocbytes) - { - delete[] slvideo->retained_frame_data; - slvideo->retained_frame_data = new unsigned char[needbytes]; - slvideo->retained_frame_allocbytes = needbytes; - - } - // copy the actual frame data to neutral territory - - // flipped, for GL reasons - for (int ypos=0; ypos<slvideo->height; ++ypos) - { - memcpy(&slvideo->retained_frame_data[(slvideo->height-1-ypos)*rowbytes], - &(((unsigned char*)GST_BUFFER_DATA(buf))[ypos*rowbytes]), - rowbytes); - } - // done with the shared data - GST_OBJECT_UNLOCK(slvideo); - } - - return GST_FLOW_OK; -} - - -static GstStateChangeReturn -gst_slvideo_change_state(GstElement * element, GstStateChange transition) -{ - GstSLVideo *slvideo; - GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS; - - slvideo = GST_SLVIDEO (element); - - switch (transition) { - case GST_STATE_CHANGE_NULL_TO_READY: - break; - case GST_STATE_CHANGE_READY_TO_PAUSED: - break; - case GST_STATE_CHANGE_PAUSED_TO_PLAYING: - break; - default: - break; - } - - ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); - if (ret == GST_STATE_CHANGE_FAILURE) - return ret; - - switch (transition) { - case GST_STATE_CHANGE_PLAYING_TO_PAUSED: - break; - case GST_STATE_CHANGE_PAUSED_TO_READY: - slvideo->fps_n = 0; - slvideo->fps_d = 1; - GST_VIDEO_SINK_WIDTH(slvideo) = 0; - GST_VIDEO_SINK_HEIGHT(slvideo) = 0; - break; - case GST_STATE_CHANGE_READY_TO_NULL: - break; - default: - break; - } - - return ret; -} - - -static GstCaps * -gst_slvideo_get_caps (GstBaseSink * bsink) -{ - GstSLVideo *slvideo; - slvideo = GST_SLVIDEO(bsink); - - return llgst_caps_ref (slvideo->caps); -} - - -/* this function handles the link with other elements */ -static gboolean -gst_slvideo_set_caps (GstBaseSink * bsink, GstCaps * caps) -{ - GstSLVideo *filter; - GstStructure *structure; - - GST_DEBUG ("set caps with %" GST_PTR_FORMAT, caps); - - filter = GST_SLVIDEO(bsink); - - int width, height; - gboolean ret; - const GValue *fps; - const GValue *par; - structure = llgst_caps_get_structure (caps, 0); - ret = llgst_structure_get_int (structure, "width", &width); - ret = ret && llgst_structure_get_int (structure, "height", &height); - fps = llgst_structure_get_value (structure, "framerate"); - ret = ret && (fps != NULL); - par = llgst_structure_get_value (structure, "pixel-aspect-ratio"); - if (!ret) - return FALSE; - - INFOMSG("** filter caps set with width=%d, height=%d", width, height); - - GST_OBJECT_LOCK(filter); - - filter->width = width; - filter->height = height; - - filter->fps_n = llgst_value_get_fraction_numerator(fps); - filter->fps_d = llgst_value_get_fraction_denominator(fps); - if (par) - { - filter->par_n = llgst_value_get_fraction_numerator(par); - filter->par_d = llgst_value_get_fraction_denominator(par); - } - else - { - filter->par_n = 1; - filter->par_d = 1; - } - GST_VIDEO_SINK_WIDTH(filter) = width; - GST_VIDEO_SINK_HEIGHT(filter) = height; - - // crufty lump - we *always* accept *only* RGBX now. - /* - filter->format = SLV_PF_UNKNOWN; - if (0 == strcmp(llgst_structure_get_name(structure), - "video/x-raw-rgb")) - { - int red_mask; - int green_mask; - int blue_mask; - llgst_structure_get_int(structure, "red_mask", &red_mask); - llgst_structure_get_int(structure, "green_mask", &green_mask); - llgst_structure_get_int(structure, "blue_mask", &blue_mask); - if ((unsigned int)red_mask == 0xFF000000 && - (unsigned int)green_mask == 0x00FF0000 && - (unsigned int)blue_mask == 0x0000FF00) - { - filter->format = SLV_PF_RGBX; - //fprintf(stderr, "\n\nPIXEL FORMAT RGB\n\n"); - } else if ((unsigned int)red_mask == 0x0000FF00 && - (unsigned int)green_mask == 0x00FF0000 && - (unsigned int)blue_mask == 0xFF000000) - { - filter->format = SLV_PF_BGRX; - //fprintf(stderr, "\n\nPIXEL FORMAT BGR\n\n"); - } - }*/ - - filter->format = SLV_PF_RGBX; - - GST_OBJECT_UNLOCK(filter); - - return TRUE; -} - - -static gboolean -gst_slvideo_start (GstBaseSink * bsink) -{ - gboolean ret = TRUE; - - GST_SLVIDEO(bsink); - - return ret; -} - -static gboolean -gst_slvideo_stop (GstBaseSink * bsink) -{ - GstSLVideo *slvideo; - slvideo = GST_SLVIDEO(bsink); - - // free-up retained frame buffer - GST_OBJECT_LOCK(slvideo); - slvideo->retained_frame_ready = FALSE; - delete[] slvideo->retained_frame_data; - slvideo->retained_frame_data = NULL; - slvideo->retained_frame_allocbytes = 0; - GST_OBJECT_UNLOCK(slvideo); - - return TRUE; -} - - -static GstFlowReturn -gst_slvideo_buffer_alloc (GstBaseSink * bsink, guint64 offset, guint size, - GstCaps * caps, GstBuffer ** buf) -{ - gint width, height; - GstStructure *structure = NULL; - GstSLVideo *slvideo; - slvideo = GST_SLVIDEO(bsink); - - // caps == requested caps - // we can ignore these and reverse-negotiate our preferred dimensions with - // the peer if we like - we need to do this to obey dynamic resize requests - // flowing in from the app. - structure = llgst_caps_get_structure (caps, 0); - if (!llgst_structure_get_int(structure, "width", &width) || - !llgst_structure_get_int(structure, "height", &height)) - { - GST_WARNING_OBJECT (slvideo, "no width/height in caps %" GST_PTR_FORMAT, caps); - return GST_FLOW_NOT_NEGOTIATED; - } - - GstBuffer *newbuf = llgst_buffer_new(); - bool made_bufferdata_ptr = false; -#define MAXDEPTHHACK 4 - - GST_OBJECT_LOCK(slvideo); - if (slvideo->resize_forced_always) // app is giving us a fixed size to work with - { - gint slwantwidth, slwantheight; - slwantwidth = slvideo->resize_try_width; - slwantheight = slvideo->resize_try_height; - - if (slwantwidth != width || - slwantheight != height) - { - // don't like requested caps, we will issue our own suggestion - copy - // the requested caps but substitute our own width and height and see - // if our peer is happy with that. - - GstCaps *desired_caps; - GstStructure *desired_struct; - desired_caps = llgst_caps_copy (caps); - desired_struct = llgst_caps_get_structure (desired_caps, 0); - - GValue value = {0}; - g_value_init(&value, G_TYPE_INT); - g_value_set_int(&value, slwantwidth); - llgst_structure_set_value (desired_struct, "width", &value); - g_value_unset(&value); - g_value_init(&value, G_TYPE_INT); - g_value_set_int(&value, slwantheight); - llgst_structure_set_value (desired_struct, "height", &value); - - if (llgst_pad_peer_accept_caps (GST_VIDEO_SINK_PAD (slvideo), - desired_caps)) - { - // todo: re-use buffers from a pool? - // todo: set MALLOCDATA to null, set DATA to point straight to shm? - - // peer likes our cap suggestion - DEBUGMSG("peer loves us :)"); - GST_BUFFER_SIZE(newbuf) = slwantwidth * slwantheight * MAXDEPTHHACK; - GST_BUFFER_MALLOCDATA(newbuf) = (guint8*)g_malloc(GST_BUFFER_SIZE(newbuf)); - GST_BUFFER_DATA(newbuf) = GST_BUFFER_MALLOCDATA(newbuf); - llgst_buffer_set_caps (GST_BUFFER_CAST(newbuf), desired_caps); - - made_bufferdata_ptr = true; - } else { - // peer hates our cap suggestion - INFOMSG("peer hates us :("); - llgst_caps_unref(desired_caps); - } - } - } - - GST_OBJECT_UNLOCK(slvideo); - - if (!made_bufferdata_ptr) // need to fallback to malloc at original size - { - GST_BUFFER_SIZE(newbuf) = width * height * MAXDEPTHHACK; - GST_BUFFER_MALLOCDATA(newbuf) = (guint8*)g_malloc(GST_BUFFER_SIZE(newbuf)); - GST_BUFFER_DATA(newbuf) = GST_BUFFER_MALLOCDATA(newbuf); - llgst_buffer_set_caps (GST_BUFFER_CAST(newbuf), caps); - } - - *buf = GST_BUFFER_CAST(newbuf); - - return GST_FLOW_OK; -} - - -/* initialize the plugin's class */ -static void -gst_slvideo_class_init (GstSLVideoClass * klass) -{ - GObjectClass *gobject_class; - GstElementClass *gstelement_class; - GstBaseSinkClass *gstbasesink_class; - - gobject_class = (GObjectClass *) klass; - gstelement_class = (GstElementClass *) klass; - gstbasesink_class = (GstBaseSinkClass *) klass; - - gobject_class->finalize = gst_slvideo_finalize; - gobject_class->set_property = gst_slvideo_set_property; - gobject_class->get_property = gst_slvideo_get_property; - - gstelement_class->change_state = gst_slvideo_change_state; - -#define LLGST_DEBUG_FUNCPTR(p) (p) - gstbasesink_class->get_caps = LLGST_DEBUG_FUNCPTR (gst_slvideo_get_caps); - gstbasesink_class->set_caps = LLGST_DEBUG_FUNCPTR( gst_slvideo_set_caps); - gstbasesink_class->buffer_alloc=LLGST_DEBUG_FUNCPTR(gst_slvideo_buffer_alloc); - //gstbasesink_class->get_times = LLGST_DEBUG_FUNCPTR (gst_slvideo_get_times); - gstbasesink_class->preroll = LLGST_DEBUG_FUNCPTR (gst_slvideo_show_frame); - gstbasesink_class->render = LLGST_DEBUG_FUNCPTR (gst_slvideo_show_frame); - - gstbasesink_class->start = LLGST_DEBUG_FUNCPTR (gst_slvideo_start); - gstbasesink_class->stop = LLGST_DEBUG_FUNCPTR (gst_slvideo_stop); - - // gstbasesink_class->unlock = LLGST_DEBUG_FUNCPTR (gst_slvideo_unlock); -#undef LLGST_DEBUG_FUNCPTR -} - - -/* initialize the new element - * instantiate pads and add them to element - * set functions - * initialize structure - */ -static void -gst_slvideo_init (GstSLVideo * filter, - GstSLVideoClass * gclass) -{ - filter->caps = NULL; - filter->width = -1; - filter->height = -1; - - // this is the info we share with the client app - GST_OBJECT_LOCK(filter); - filter->retained_frame_ready = FALSE; - filter->retained_frame_data = NULL; - filter->retained_frame_allocbytes = 0; - filter->retained_frame_width = filter->width; - filter->retained_frame_height = filter->height; - filter->retained_frame_format = SLV_PF_UNKNOWN; - GstCaps *caps = llgst_caps_from_string (SLV_ALLCAPS); - llgst_caps_replace (&filter->caps, caps); - filter->resize_forced_always = false; - filter->resize_try_width = -1; - filter->resize_try_height = -1; - GST_OBJECT_UNLOCK(filter); -} - -static void -gst_slvideo_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec) -{ - llg_return_if_fail (GST_IS_SLVIDEO (object)); - - switch (prop_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gst_slvideo_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec) -{ - llg_return_if_fail (GST_IS_SLVIDEO (object)); - - switch (prop_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - - -/* entry point to initialize the plug-in - * initialize the plug-in itself - * register the element factories and pad templates - * register the features - */ -static gboolean -plugin_init (GstPlugin * plugin) -{ - DEBUGMSG("PLUGIN INIT"); - - GST_DEBUG_CATEGORY_INIT (gst_slvideo_debug, (gchar*)"private-slvideo-plugin", - 0, (gchar*)"Second Life Video Sink"); - - return llgst_element_register (plugin, "private-slvideo", - GST_RANK_NONE, GST_TYPE_SLVIDEO); -} - -/* this is the structure that gstreamer looks for to register plugins - */ -/* NOTE: Can't rely upon GST_PLUGIN_DEFINE_STATIC to self-register, since - some g++ versions buggily avoid __attribute__((constructor)) functions - - so we provide an explicit plugin init function. - */ -#define PACKAGE (gchar*)"packagehack" -// this macro quietly refers to PACKAGE internally -GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, - GST_VERSION_MINOR, - (gchar*)"private-slvideoplugin", - (gchar*)"SL Video sink plugin", - plugin_init, (gchar*)"1.0", (gchar*)"LGPL", - (gchar*)"Second Life", - (gchar*)"http://www.secondlife.com/"); -#undef PACKAGE -void gst_slvideo_init_class (void) -{ - ll_gst_plugin_register_static (&gst_plugin_desc); - DEBUGMSG("CLASS INIT"); -} - -#endif // LL_GSTREAMER010_ENABLED diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.h b/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.h deleted file mode 100644 index d4e07daf4f..0000000000 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamervidplug.h +++ /dev/null @@ -1,105 +0,0 @@ -/** - * @file llmediaimplgstreamervidplug.h - * @brief Video-consuming static GStreamer plugin for gst-to-LLMediaImpl - * - * @cond - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#ifndef __GST_SLVIDEO_H__ -#define __GST_SLVIDEO_H__ - -#if LL_GSTREAMER010_ENABLED - -extern "C" { -#include <gst/gst.h> -#include <gst/video/video.h> -#include <gst/video/gstvideosink.h> -} - -G_BEGIN_DECLS - -/* #defines don't like whitespacey bits */ -#define GST_TYPE_SLVIDEO \ - (gst_slvideo_get_type()) -#define GST_SLVIDEO(obj) \ - (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SLVIDEO,GstSLVideo)) -#define GST_SLVIDEO_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SLVIDEO,GstSLVideoClass)) -#define GST_IS_SLVIDEO(obj) \ - (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SLVIDEO)) -#define GST_IS_SLVIDEO_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SLVIDEO)) - -typedef struct _GstSLVideo GstSLVideo; -typedef struct _GstSLVideoClass GstSLVideoClass; - -typedef enum { - SLV_PF_UNKNOWN = 0, - SLV_PF_RGBX = 1, - SLV_PF_BGRX = 2, - SLV__END = 3 -} SLVPixelFormat; -const int SLVPixelFormatBytes[SLV__END] = {1, 4, 4}; - -struct _GstSLVideo -{ - GstVideoSink video_sink; - - GstCaps *caps; - - int fps_n, fps_d; - int par_n, par_d; - int height, width; - SLVPixelFormat format; - - // SHARED WITH APPLICATION: - // Access to the following should be protected by GST_OBJECT_LOCK() on - // the GstSLVideo object, and should be totally consistent upon UNLOCK - // (i.e. all written at once to reflect the current retained frame info - // when the retained frame is updated.) - bool retained_frame_ready; // new frame ready since flag last reset. (*TODO: could get the writer to wait on a semaphore instead of having the reader poll, potentially making dropped frames somewhat cheaper.) - unsigned char* retained_frame_data; - int retained_frame_allocbytes; - int retained_frame_width, retained_frame_height; - SLVPixelFormat retained_frame_format; - // sticky resize info - bool resize_forced_always; - int resize_try_width; - int resize_try_height; -}; - -struct _GstSLVideoClass -{ - GstVideoSinkClass parent_class; -}; - -GType gst_slvideo_get_type (void); - -void gst_slvideo_init_class (void); - -G_END_DECLS - -#endif // LL_GSTREAMER010_ENABLED - -#endif /* __GST_SLVIDEO_H__ */ diff --git a/indra/media_plugins/gstreamer010/media_plugin_gstreamer010.cpp b/indra/media_plugins/gstreamer010/media_plugin_gstreamer010.cpp deleted file mode 100644 index 97d1d7d7b5..0000000000 --- a/indra/media_plugins/gstreamer010/media_plugin_gstreamer010.cpp +++ /dev/null @@ -1,1266 +0,0 @@ -/** - * @file media_plugin_gstreamer010.cpp - * @brief GStreamer-0.10 plugin for LLMedia API plugin system - * - * @cond - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - * @endcond - */ - -#include "linden_common.h" - -#include "llgl.h" - -#include "llplugininstance.h" -#include "llpluginmessage.h" -#include "llpluginmessageclasses.h" -#include "media_plugin_base.h" - -#if LL_GSTREAMER010_ENABLED - -extern "C" { -#include <gst/gst.h> -} - -#include "llmediaimplgstreamer.h" -#include "llmediaimplgstreamertriviallogging.h" - -#include "llmediaimplgstreamervidplug.h" - -#include "llmediaimplgstreamer_syms.h" - -////////////////////////////////////////////////////////////////////////////// -// -class MediaPluginGStreamer010 : public MediaPluginBase -{ -public: - MediaPluginGStreamer010(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); - ~MediaPluginGStreamer010(); - - /* virtual */ void receiveMessage(const char *message_string); - - static bool startup(); - static bool closedown(); - - gboolean processGSTEvents(GstBus *bus, - GstMessage *message); - -private: - std::string getVersion(); - bool navigateTo( const std::string urlIn ); - bool seek( double time_sec ); - bool setVolume( float volume ); - - // misc - bool pause(); - bool stop(); - bool play(double rate); - bool getTimePos(double &sec_out); - - static const double MIN_LOOP_SEC = 1.0F; - - bool mIsLooping; - - enum ECommand { - COMMAND_NONE, - COMMAND_STOP, - COMMAND_PLAY, - COMMAND_FAST_FORWARD, - COMMAND_FAST_REWIND, - COMMAND_PAUSE, - COMMAND_SEEK, - }; - ECommand mCommand; - -private: - bool unload(); - bool load(); - - bool update(int milliseconds); - void mouseDown( int x, int y ); - void mouseUp( int x, int y ); - void mouseMove( int x, int y ); - - void sizeChanged(); - - static bool mDoneInit; - - guint mBusWatchID; - - float mVolume; - - int mDepth; - - // media NATURAL size - int mNaturalWidth; - int mNaturalHeight; - // media current size - int mCurrentWidth; - int mCurrentHeight; - int mCurrentRowbytes; - // previous media size so we can detect changes - int mPreviousWidth; - int mPreviousHeight; - // desired render size from host - int mWidth; - int mHeight; - // padded texture size we need to write into - int mTextureWidth; - int mTextureHeight; - - int mTextureFormatPrimary; - int mTextureFormatType; - - bool mSeekWanted; - double mSeekDestination; - - // Very GStreamer-specific - GMainLoop *mPump; // event pump for this media - GstElement *mPlaybin; - GstElement *mVisualizer; - GstSLVideo *mVideoSink; -}; - -//static -bool MediaPluginGStreamer010::mDoneInit = false; - -MediaPluginGStreamer010::MediaPluginGStreamer010( - LLPluginInstance::sendMessageFunction host_send_func, - void *host_user_data ) : - MediaPluginBase(host_send_func, host_user_data), - mBusWatchID ( 0 ), - mCurrentRowbytes ( 4 ), - mTextureFormatPrimary ( GL_RGBA ), - mTextureFormatType ( GL_UNSIGNED_INT_8_8_8_8_REV ), - mSeekWanted(false), - mSeekDestination(0.0), - mPump ( NULL ), - mPlaybin ( NULL ), - mVisualizer ( NULL ), - mVideoSink ( NULL ), - mCommand ( COMMAND_NONE ) -{ - std::ostringstream str; - INFOMSG("MediaPluginGStreamer010 constructor - my PID=%u", U32(getpid())); -} - -/////////////////////////////////////////////////////////////////////////////// -// -//#define LL_GST_REPORT_STATE_CHANGES -#ifdef LL_GST_REPORT_STATE_CHANGES -static char* get_gst_state_name(GstState state) -{ - switch (state) { - case GST_STATE_VOID_PENDING: return "VOID_PENDING"; - case GST_STATE_NULL: return "NULL"; - case GST_STATE_READY: return "READY"; - case GST_STATE_PAUSED: return "PAUSED"; - case GST_STATE_PLAYING: return "PLAYING"; - } - return "(unknown)"; -} -#endif // LL_GST_REPORT_STATE_CHANGES - -gboolean -MediaPluginGStreamer010::processGSTEvents(GstBus *bus, - GstMessage *message) -{ - if (!message) - return TRUE; // shield against GStreamer bug - - if (GST_MESSAGE_TYPE(message) != GST_MESSAGE_STATE_CHANGED && - GST_MESSAGE_TYPE(message) != GST_MESSAGE_BUFFERING) - { - DEBUGMSG("Got GST message type: %s", - LLGST_MESSAGE_TYPE_NAME (message)); - } - else - { - // TODO: grok 'duration' message type - DEBUGMSG("Got GST message type: %s", - LLGST_MESSAGE_TYPE_NAME (message)); - } - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_BUFFERING: { - // NEEDS GST 0.10.11+ - if (llgst_message_parse_buffering) - { - gint percent = 0; - llgst_message_parse_buffering(message, &percent); - DEBUGMSG("GST buffering: %d%%", percent); - } - break; - } - case GST_MESSAGE_STATE_CHANGED: { - GstState old_state; - GstState new_state; - GstState pending_state; - llgst_message_parse_state_changed(message, - &old_state, - &new_state, - &pending_state); -#ifdef LL_GST_REPORT_STATE_CHANGES - // not generally very useful, and rather spammy. - DEBUGMSG("state change (old,<new>,pending): %s,<%s>,%s", - get_gst_state_name(old_state), - get_gst_state_name(new_state), - get_gst_state_name(pending_state)); -#endif // LL_GST_REPORT_STATE_CHANGES - - switch (new_state) { - case GST_STATE_VOID_PENDING: - break; - case GST_STATE_NULL: - break; - case GST_STATE_READY: - setStatus(STATUS_LOADED); - break; - case GST_STATE_PAUSED: - setStatus(STATUS_PAUSED); - break; - case GST_STATE_PLAYING: - setStatus(STATUS_PLAYING); - break; - } - break; - } - case GST_MESSAGE_ERROR: { - GError *err = NULL; - gchar *debug = NULL; - - llgst_message_parse_error (message, &err, &debug); - WARNMSG("GST error: %s", err?err->message:"(unknown)"); - if (err) - g_error_free (err); - g_free (debug); - - mCommand = COMMAND_STOP; - - setStatus(STATUS_ERROR); - - break; - } - case GST_MESSAGE_INFO: { - if (llgst_message_parse_info) - { - GError *err = NULL; - gchar *debug = NULL; - - llgst_message_parse_info (message, &err, &debug); - INFOMSG("GST info: %s", err?err->message:"(unknown)"); - if (err) - g_error_free (err); - g_free (debug); - } - break; - } - case GST_MESSAGE_WARNING: { - GError *err = NULL; - gchar *debug = NULL; - - llgst_message_parse_warning (message, &err, &debug); - WARNMSG("GST warning: %s", err?err->message:"(unknown)"); - if (err) - g_error_free (err); - g_free (debug); - - break; - } - case GST_MESSAGE_EOS: - /* end-of-stream */ - DEBUGMSG("GST end-of-stream."); - if (mIsLooping) - { - DEBUGMSG("looping media..."); - double eos_pos_sec = 0.0F; - bool got_eos_position = getTimePos(eos_pos_sec); - - if (got_eos_position && eos_pos_sec < MIN_LOOP_SEC) - { - // if we know that the movie is really short, don't - // loop it else it can easily become a time-hog - // because of GStreamer spin-up overhead - DEBUGMSG("really short movie (%0.3fsec) - not gonna loop this, pausing instead.", eos_pos_sec); - // inject a COMMAND_PAUSE - mCommand = COMMAND_PAUSE; - } - else - { -#undef LLGST_LOOP_BY_SEEKING -// loop with a stop-start instead of a seek, because it actually seems rather -// faster than seeking on remote streams. -#ifdef LLGST_LOOP_BY_SEEKING - // first, try looping by an explicit rewind - bool seeksuccess = seek(0.0); - if (seeksuccess) - { - play(1.0); - } - else -#endif // LLGST_LOOP_BY_SEEKING - { // use clumsy stop-start to loop - DEBUGMSG("didn't loop by rewinding - stopping and starting instead..."); - stop(); - play(1.0); - } - } - } - else // not a looping media - { - // inject a COMMAND_STOP - mCommand = COMMAND_STOP; - } - break; - default: - /* unhandled message */ - break; - } - - /* we want to be notified again the next time there is a message - * on the bus, so return true (false means we want to stop watching - * for messages on the bus and our callback should not be called again) - */ - return TRUE; -} - -extern "C" { -gboolean -llmediaimplgstreamer_bus_callback (GstBus *bus, - GstMessage *message, - gpointer data) -{ - MediaPluginGStreamer010 *impl = (MediaPluginGStreamer010*)data; - return impl->processGSTEvents(bus, message); -} -} // extern "C" - - - -bool -MediaPluginGStreamer010::navigateTo ( const std::string urlIn ) -{ - if (!mDoneInit) - return false; // error - - setStatus(STATUS_LOADING); - - DEBUGMSG("Setting media URI: %s", urlIn.c_str()); - - mSeekWanted = false; - - if (NULL == mPump || - NULL == mPlaybin) - { - setStatus(STATUS_ERROR); - return false; // error - } - - // set URI - g_object_set (G_OBJECT (mPlaybin), "uri", urlIn.c_str(), NULL); - //g_object_set (G_OBJECT (mPlaybin), "uri", "file:///tmp/movie", NULL); - - // navigateTo implicitly plays, too. - play(1.0); - - return true; -} - - -bool -MediaPluginGStreamer010::update(int milliseconds) -{ - if (!mDoneInit) - return false; // error - - DEBUGMSG("updating media..."); - - // sanity check - if (NULL == mPump || - NULL == mPlaybin) - { - DEBUGMSG("dead media..."); - return false; - } - - // see if there's an outstanding seek wanted - if (mSeekWanted && - // bleh, GST has to be happy that the movie is really truly playing - // or it may quietly ignore the seek (with rtsp:// at least). - (GST_STATE(mPlaybin) == GST_STATE_PLAYING)) - { - seek(mSeekDestination); - mSeekWanted = false; - } - - // *TODO: time-limit - but there isn't a lot we can do here, most - // time is spent in gstreamer's own opaque worker-threads. maybe - // we can do something sneaky like only unlock the video object - // for 'milliseconds' and otherwise hold the lock. - while (g_main_context_pending(g_main_loop_get_context(mPump))) - { - g_main_context_iteration(g_main_loop_get_context(mPump), FALSE); - } - - // check for availability of a new frame - - if (mVideoSink) - { - GST_OBJECT_LOCK(mVideoSink); - if (mVideoSink->retained_frame_ready) - { - DEBUGMSG("NEW FRAME READY"); - - if (mVideoSink->retained_frame_width != mCurrentWidth || - mVideoSink->retained_frame_height != mCurrentHeight) - // *TODO: also check for change in format - { - // just resize container, don't consume frame - int neww = mVideoSink->retained_frame_width; - int newh = mVideoSink->retained_frame_height; - - int newd = 4; - mTextureFormatPrimary = GL_RGBA; - mTextureFormatType = GL_UNSIGNED_INT_8_8_8_8_REV; - - /* - int newd = SLVPixelFormatBytes[mVideoSink->retained_frame_format]; - if (SLV_PF_BGRX == mVideoSink->retained_frame_format) - { - mTextureFormatPrimary = GL_BGRA; - mTextureFormatType = GL_UNSIGNED_INT_8_8_8_8_REV; - } - else - { - mTextureFormatPrimary = GL_RGBA; - mTextureFormatType = GL_UNSIGNED_INT_8_8_8_8_REV; - } - */ - - GST_OBJECT_UNLOCK(mVideoSink); - - mCurrentRowbytes = neww * newd; - DEBUGMSG("video container resized to %dx%d", - neww, newh); - - mDepth = newd; - mCurrentWidth = neww; - mCurrentHeight = newh; - sizeChanged(); - return true; - } - - if (mPixels && - mCurrentHeight <= mHeight && - mCurrentWidth <= mWidth && - !mTextureSegmentName.empty()) - { - // we're gonna totally consume this frame - reset 'ready' flag - mVideoSink->retained_frame_ready = FALSE; - int destination_rowbytes = mWidth * mDepth; - for (int row=0; row<mCurrentHeight; ++row) - { - memcpy(&mPixels - [destination_rowbytes * row], - &mVideoSink->retained_frame_data - [mCurrentRowbytes * row], - mCurrentRowbytes); - } - - GST_OBJECT_UNLOCK(mVideoSink); - DEBUGMSG("NEW FRAME REALLY TRULY CONSUMED, TELLING HOST"); - - setDirty(0,0,mCurrentWidth,mCurrentHeight); - } - else - { - // new frame ready, but we're not ready to - // consume it. - - GST_OBJECT_UNLOCK(mVideoSink); - - DEBUGMSG("NEW FRAME not consumed, still waiting for a shm segment and/or shm resize"); - } - - return true; - } - else - { - // nothing to do yet. - GST_OBJECT_UNLOCK(mVideoSink); - return true; - } - } - - return true; -} - - -void -MediaPluginGStreamer010::mouseDown( int x, int y ) -{ - // do nothing -} - -void -MediaPluginGStreamer010::mouseUp( int x, int y ) -{ - // do nothing -} - -void -MediaPluginGStreamer010::mouseMove( int x, int y ) -{ - // do nothing -} - - -bool -MediaPluginGStreamer010::pause() -{ - DEBUGMSG("pausing media..."); - // todo: error-check this? - if (mDoneInit && mPlaybin) - { - llgst_element_set_state(mPlaybin, GST_STATE_PAUSED); - return true; - } - return false; -} - -bool -MediaPluginGStreamer010::stop() -{ - DEBUGMSG("stopping media..."); - // todo: error-check this? - if (mDoneInit && mPlaybin) - { - llgst_element_set_state(mPlaybin, GST_STATE_READY); - return true; - } - return false; -} - -bool -MediaPluginGStreamer010::play(double rate) -{ - // NOTE: we don't actually support non-natural rate. - - DEBUGMSG("playing media... rate=%f", rate); - // todo: error-check this? - if (mDoneInit && mPlaybin) - { - llgst_element_set_state(mPlaybin, GST_STATE_PLAYING); - return true; - } - return false; -} - -bool -MediaPluginGStreamer010::setVolume( float volume ) -{ - // we try to only update volume as conservatively as - // possible, as many gst-plugins-base versions up to at least - // November 2008 have critical race-conditions in setting volume - sigh - if (mVolume == volume) - return true; // nothing to do, everything's fine - - mVolume = volume; - if (mDoneInit && mPlaybin) - { - g_object_set(mPlaybin, "volume", mVolume, NULL); - return true; - } - - return false; -} - -bool -MediaPluginGStreamer010::seek(double time_sec) -{ - bool success = false; - if (mDoneInit && mPlaybin) - { - success = llgst_element_seek(mPlaybin, 1.0F, GST_FORMAT_TIME, - GstSeekFlags(GST_SEEK_FLAG_FLUSH | - GST_SEEK_FLAG_KEY_UNIT), - GST_SEEK_TYPE_SET, gint64(time_sec*GST_SECOND), - GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE); - } - DEBUGMSG("MEDIA SEEK REQUEST to %fsec result was %d", - float(time_sec), int(success)); - return success; -} - -bool -MediaPluginGStreamer010::getTimePos(double &sec_out) -{ - bool got_position = false; - if (mDoneInit && mPlaybin) - { - gint64 pos; - GstFormat timefmt = GST_FORMAT_TIME; - got_position = - llgst_element_query_position && - llgst_element_query_position(mPlaybin, - &timefmt, - &pos); - got_position = got_position - && (timefmt == GST_FORMAT_TIME); - // GStreamer may have other ideas, but we consider the current position - // undefined if not PLAYING or PAUSED - got_position = got_position && - (GST_STATE(mPlaybin) == GST_STATE_PLAYING || - GST_STATE(mPlaybin) == GST_STATE_PAUSED); - if (got_position && !GST_CLOCK_TIME_IS_VALID(pos)) - { - if (GST_STATE(mPlaybin) == GST_STATE_PLAYING) - { - // if we're playing then we treat an invalid clock time - // as 0, for complicated reasons (insert reason here) - pos = 0; - } - else - { - got_position = false; - } - - } - // If all the preconditions succeeded... we can trust the result. - if (got_position) - { - sec_out = double(pos) / double(GST_SECOND); // gst to sec - } - } - return got_position; -} - -bool -MediaPluginGStreamer010::load() -{ - if (!mDoneInit) - return false; // error - - setStatus(STATUS_LOADING); - - DEBUGMSG("setting up media..."); - - mIsLooping = false; - mVolume = 0.1234567; // minor hack to force an initial volume update - - // Create a pumpable main-loop for this media - mPump = g_main_loop_new (NULL, FALSE); - if (!mPump) - { - setStatus(STATUS_ERROR); - return false; // error - } - - // instantiate a playbin element to do the hard work - mPlaybin = llgst_element_factory_make ("playbin", "play"); - if (!mPlaybin) - { - setStatus(STATUS_ERROR); - return false; // error - } - - // get playbin's bus - GstBus *bus = llgst_pipeline_get_bus (GST_PIPELINE (mPlaybin)); - if (!bus) - { - setStatus(STATUS_ERROR); - return false; // error - } - mBusWatchID = llgst_bus_add_watch (bus, - llmediaimplgstreamer_bus_callback, - this); - llgst_object_unref (bus); - -#if 0 // not quite stable/correct yet - // get a visualizer element (bonus feature!) - char* vis_name = getenv("LL_GST_VIS_NAME"); - if (!vis_name || - (vis_name && std::string(vis_name)!="none")) - { - if (vis_name) - { - mVisualizer = llgst_element_factory_make (vis_name, "vis"); - } - if (!mVisualizer) - { - mVisualizer = llgst_element_factory_make ("libvisual_jess", "vis"); - if (!mVisualizer) - { - mVisualizer = llgst_element_factory_make ("goom", "vis"); - if (!mVisualizer) - { - mVisualizer = llgst_element_factory_make ("libvisual_lv_scope", "vis"); - if (!mVisualizer) - { - // That's okay, we don't NEED this. - } - } - } - } - } -#endif - - if (NULL == getenv("LL_GSTREAMER_EXTERNAL")) { - // instantiate a custom video sink - mVideoSink = - GST_SLVIDEO(llgst_element_factory_make ("private-slvideo", "slvideo")); - if (!mVideoSink) - { - WARNMSG("Could not instantiate private-slvideo element."); - // todo: cleanup. - setStatus(STATUS_ERROR); - return false; // error - } - - // connect the pieces - g_object_set(mPlaybin, "video-sink", mVideoSink, NULL); - } - - if (mVisualizer) - { - g_object_set(mPlaybin, "vis-plugin", mVisualizer, NULL); - } - - return true; -} - -bool -MediaPluginGStreamer010::unload () -{ - if (!mDoneInit) - return false; // error - - DEBUGMSG("unloading media..."); - - // stop getting callbacks for this bus - g_source_remove(mBusWatchID); - mBusWatchID = 0; - - if (mPlaybin) - { - llgst_element_set_state (mPlaybin, GST_STATE_NULL); - llgst_object_unref (GST_OBJECT (mPlaybin)); - mPlaybin = NULL; - } - - if (mVisualizer) - { - llgst_object_unref (GST_OBJECT (mVisualizer)); - mVisualizer = NULL; - } - - if (mPump) - { - g_main_loop_quit(mPump); - mPump = NULL; - } - - mVideoSink = NULL; - - setStatus(STATUS_NONE); - - return true; -} - - -//static -bool -MediaPluginGStreamer010::startup() -{ - // first - check if GStreamer is explicitly disabled - if (NULL != getenv("LL_DISABLE_GSTREAMER")) - return false; - - // only do global GStreamer initialization once. - if (!mDoneInit) - { - g_thread_init(NULL); - - // Init the glib type system - we need it. - g_type_init(); - - // Get symbols! -#if LL_DARWIN - if (! grab_gst_syms("libgstreamer-0.10.dylib", - "libgstvideo-0.10.dylib") ) -#elseif LL_WINDOWS - if (! grab_gst_syms("libgstreamer-0.10.dll", - "libgstvideo-0.10.dll") ) -#else // linux or other ELFy unixoid - if (! grab_gst_syms("libgstreamer-0.10.so.0", - "libgstvideo-0.10.so.0") ) -#endif - { - WARNMSG("Couldn't find suitable GStreamer 0.10 support on this system - video playback disabled."); - return false; - } - - if (llgst_segtrap_set_enabled) - { - llgst_segtrap_set_enabled(FALSE); - } - else - { - WARNMSG("gst_segtrap_set_enabled() is not available; plugin crashes won't be caught."); - } - -#if LL_LINUX - // Gstreamer tries a fork during init, waitpid-ing on it, - // which conflicts with any installed SIGCHLD handler... - struct sigaction tmpact, oldact; - if (llgst_registry_fork_set_enabled) { - // if we can disable SIGCHLD-using forking behaviour, - // do it. - llgst_registry_fork_set_enabled(false); - } - else { - // else temporarily install default SIGCHLD handler - // while GStreamer initialises - tmpact.sa_handler = SIG_DFL; - sigemptyset( &tmpact.sa_mask ); - tmpact.sa_flags = SA_SIGINFO; - sigaction(SIGCHLD, &tmpact, &oldact); - } -#endif // LL_LINUX - - // Protect against GStreamer resetting the locale, yuck. - static std::string saved_locale; - saved_locale = setlocale(LC_ALL, NULL); - - // finally, try to initialize GStreamer! - GError *err = NULL; - gboolean init_gst_success = llgst_init_check(NULL, NULL, &err); - - // restore old locale - setlocale(LC_ALL, saved_locale.c_str() ); - -#if LL_LINUX - // restore old SIGCHLD handler - if (!llgst_registry_fork_set_enabled) - sigaction(SIGCHLD, &oldact, NULL); -#endif // LL_LINUX - - if (!init_gst_success) // fail - { - if (err) - { - WARNMSG("GST init failed: %s", err->message); - g_error_free(err); - } - else - { - WARNMSG("GST init failed for unspecified reason."); - } - return false; - } - - // Init our custom plugins - only really need do this once. - gst_slvideo_init_class(); - - mDoneInit = true; - } - - return true; -} - - -void -MediaPluginGStreamer010::sizeChanged() -{ - // the shared writing space has possibly changed size/location/whatever - - // Check to see whether the movie's NATURAL size has been set yet - if (1 == mNaturalWidth && - 1 == mNaturalHeight) - { - mNaturalWidth = mCurrentWidth; - mNaturalHeight = mCurrentHeight; - DEBUGMSG("Media NATURAL size better detected as %dx%d", - mNaturalWidth, mNaturalHeight); - } - - // if the size has changed then the shm has changed and the app needs telling - if (mCurrentWidth != mPreviousWidth || - mCurrentHeight != mPreviousHeight) - { - mPreviousWidth = mCurrentWidth; - mPreviousHeight = mCurrentHeight; - - LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_request"); - message.setValue("name", mTextureSegmentName); - message.setValueS32("width", mNaturalWidth); - message.setValueS32("height", mNaturalHeight); - DEBUGMSG("<--- Sending size change request to application with name: '%s' - natural size is %d x %d", mTextureSegmentName.c_str(), mNaturalWidth, mNaturalHeight); - sendMessage(message); - } -} - - - -//static -bool -MediaPluginGStreamer010::closedown() -{ - if (!mDoneInit) - return false; // error - - ungrab_gst_syms(); - - mDoneInit = false; - - return true; -} - -MediaPluginGStreamer010::~MediaPluginGStreamer010() -{ - DEBUGMSG("MediaPluginGStreamer010 destructor"); - - closedown(); - - DEBUGMSG("GStreamer010 closing down"); -} - - -std::string -MediaPluginGStreamer010::getVersion() -{ - std::string plugin_version = "GStreamer010 media plugin, GStreamer version "; - if (mDoneInit && - llgst_version) - { - guint major, minor, micro, nano; - llgst_version(&major, &minor, µ, &nano); - plugin_version += llformat("%u.%u.%u.%u (runtime), %u.%u.%u.%u (headers)", (unsigned int)major, (unsigned int)minor, (unsigned int)micro, (unsigned int)nano, (unsigned int)GST_VERSION_MAJOR, (unsigned int)GST_VERSION_MINOR, (unsigned int)GST_VERSION_MICRO, (unsigned int)GST_VERSION_NANO); - } - else - { - plugin_version += "(unknown)"; - } - return plugin_version; -} - -void MediaPluginGStreamer010::receiveMessage(const char *message_string) -{ - //std::cerr << "MediaPluginGStreamer010::receiveMessage: received message: \"" << message_string << "\"" << std::endl; - - LLPluginMessage message_in; - - if(message_in.parse(message_string) >= 0) - { - std::string message_class = message_in.getClass(); - std::string message_name = message_in.getName(); - if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE) - { - if(message_name == "init") - { - LLPluginMessage message("base", "init_response"); - LLSD versions = LLSD::emptyMap(); - versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION; - versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION; - versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME] = LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME_VERSION; - message.setValueLLSD("versions", versions); - - if ( load() ) - { - DEBUGMSG("GStreamer010 media instance set up"); - } - else - { - WARNMSG("GStreamer010 media instance failed to set up"); - } - - message.setValue("plugin_version", getVersion()); - sendMessage(message); - } - else if(message_name == "idle") - { - // no response is necessary here. - double time = message_in.getValueReal("time"); - - // Convert time to milliseconds for update() - update((int)(time * 1000.0f)); - } - else if(message_name == "cleanup") - { - unload(); - closedown(); - } - else if(message_name == "shm_added") - { - SharedSegmentInfo info; - info.mAddress = message_in.getValuePointer("address"); - info.mSize = (size_t)message_in.getValueS32("size"); - std::string name = message_in.getValue("name"); - - std::ostringstream str; - INFOMSG("MediaPluginGStreamer010::receiveMessage: shared memory added, name: %s, size: %d, address: %p", name.c_str(), int(info.mSize), info.mAddress); - - mSharedSegments.insert(SharedSegmentMap::value_type(name, info)); - } - else if(message_name == "shm_remove") - { - std::string name = message_in.getValue("name"); - - DEBUGMSG("MediaPluginGStreamer010::receiveMessage: shared memory remove, name = %s", name.c_str()); - - SharedSegmentMap::iterator iter = mSharedSegments.find(name); - if(iter != mSharedSegments.end()) - { - if(mPixels == iter->second.mAddress) - { - // This is the currently active pixel buffer. Make sure we stop drawing to it. - mPixels = NULL; - mTextureSegmentName.clear(); - - // Make sure the movie decoder is no longer pointed at the shared segment. - sizeChanged(); - } - mSharedSegments.erase(iter); - } - else - { - WARNMSG("MediaPluginGStreamer010::receiveMessage: unknown shared memory region!"); - } - - // Send the response so it can be cleaned up. - LLPluginMessage message("base", "shm_remove_response"); - message.setValue("name", name); - sendMessage(message); - } - else - { - std::ostringstream str; - INFOMSG("MediaPluginGStreamer010::receiveMessage: unknown base message: %s", message_name.c_str()); - } - } - else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA) - { - if(message_name == "init") - { - // Plugin gets to decide the texture parameters to use. - LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params"); - // lame to have to decide this now, it depends on the movie. Oh well. - mDepth = 4; - - mCurrentWidth = 1; - mCurrentHeight = 1; - mPreviousWidth = 1; - mPreviousHeight = 1; - mNaturalWidth = 1; - mNaturalHeight = 1; - mWidth = 1; - mHeight = 1; - mTextureWidth = 1; - mTextureHeight = 1; - - message.setValueU32("format", GL_RGBA); - message.setValueU32("type", GL_UNSIGNED_INT_8_8_8_8_REV); - - message.setValueS32("depth", mDepth); - message.setValueS32("default_width", mWidth); - message.setValueS32("default_height", mHeight); - message.setValueU32("internalformat", GL_RGBA8); - message.setValueBoolean("coords_opengl", true); // true == use OpenGL-style coordinates, false == (0,0) is upper left. - message.setValueBoolean("allow_downsample", true); // we respond with grace and performance if asked to downscale - sendMessage(message); - } - else if(message_name == "size_change") - { - std::string name = message_in.getValue("name"); - S32 width = message_in.getValueS32("width"); - S32 height = message_in.getValueS32("height"); - S32 texture_width = message_in.getValueS32("texture_width"); - S32 texture_height = message_in.getValueS32("texture_height"); - - std::ostringstream str; - INFOMSG("---->Got size change instruction from application with shm name: %s - size is %d x %d", name.c_str(), width, height); - - LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response"); - message.setValue("name", name); - message.setValueS32("width", width); - message.setValueS32("height", height); - message.setValueS32("texture_width", texture_width); - message.setValueS32("texture_height", texture_height); - sendMessage(message); - - if(!name.empty()) - { - // Find the shared memory region with this name - SharedSegmentMap::iterator iter = mSharedSegments.find(name); - if(iter != mSharedSegments.end()) - { - INFOMSG("*** Got size change with matching shm, new size is %d x %d", width, height); - INFOMSG("*** Got size change with matching shm, texture size size is %d x %d", texture_width, texture_height); - - mPixels = (unsigned char*)iter->second.mAddress; - mTextureSegmentName = name; - mWidth = width; - mHeight = height; - - if (texture_width > 1 || - texture_height > 1) // not a dummy size from the app, a real explicit forced size - { - INFOMSG("**** = REAL RESIZE REQUEST FROM APP"); - - GST_OBJECT_LOCK(mVideoSink); - mVideoSink->resize_forced_always = true; - mVideoSink->resize_try_width = texture_width; - mVideoSink->resize_try_height = texture_height; - GST_OBJECT_UNLOCK(mVideoSink); - } - - mTextureWidth = texture_width; - mTextureHeight = texture_height; - } - } - } - else if(message_name == "load_uri") - { - std::string uri = message_in.getValue("uri"); - navigateTo( uri ); - sendStatus(); - } - else if(message_name == "mouse_event") - { - std::string event = message_in.getValue("event"); - S32 x = message_in.getValueS32("x"); - S32 y = message_in.getValueS32("y"); - - if(event == "down") - { - mouseDown(x, y); - } - else if(event == "up") - { - mouseUp(x, y); - } - else if(event == "move") - { - mouseMove(x, y); - }; - }; - } - else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME) - { - if(message_name == "stop") - { - stop(); - } - else if(message_name == "start") - { - double rate = 0.0; - if(message_in.hasValue("rate")) - { - rate = message_in.getValueReal("rate"); - } - // NOTE: we don't actually support rate. - play(rate); - } - else if(message_name == "pause") - { - pause(); - } - else if(message_name == "seek") - { - double time = message_in.getValueReal("time"); - // defer the actual seek in case we haven't - // really truly started yet in which case there - // is nothing to seek upon - mSeekWanted = true; - mSeekDestination = time; - } - else if(message_name == "set_loop") - { - bool loop = message_in.getValueBoolean("loop"); - mIsLooping = loop; - } - else if(message_name == "set_volume") - { - double volume = message_in.getValueReal("volume"); - setVolume(volume); - } - } - else - { - INFOMSG("MediaPluginGStreamer010::receiveMessage: unknown message class: %s", message_class.c_str()); - } - } -} - -int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data) -{ - if (MediaPluginGStreamer010::startup()) - { - MediaPluginGStreamer010 *self = new MediaPluginGStreamer010(host_send_func, host_user_data); - *plugin_send_func = MediaPluginGStreamer010::staticReceiveMessage; - *plugin_user_data = (void*)self; - - return 0; // okay - } - else - { - return -1; // failed to init - } -} - -#else // LL_GSTREAMER010_ENABLED - -// Stubbed-out class with constructor/destructor (necessary or windows linker -// will just think its dead code and optimize it all out) -class MediaPluginGStreamer010 : public MediaPluginBase -{ -public: - MediaPluginGStreamer010(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); - ~MediaPluginGStreamer010(); - /* virtual */ void receiveMessage(const char *message_string); -}; - -MediaPluginGStreamer010::MediaPluginGStreamer010( - LLPluginInstance::sendMessageFunction host_send_func, - void *host_user_data ) : - MediaPluginBase(host_send_func, host_user_data) -{ - // no-op -} - -MediaPluginGStreamer010::~MediaPluginGStreamer010() -{ - // no-op -} - -void MediaPluginGStreamer010::receiveMessage(const char *message_string) -{ - // no-op -} - -// We're building without GStreamer enabled. Just refuse to initialize. -int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data) -{ - return -1; -} - -#endif // LL_GSTREAMER010_ENABLED diff --git a/indra/media_plugins/gstreamer10/CMakeLists.txt b/indra/media_plugins/gstreamer10/CMakeLists.txt new file mode 100644 index 0000000000..f9898368cc --- /dev/null +++ b/indra/media_plugins/gstreamer10/CMakeLists.txt @@ -0,0 +1,52 @@ +# -*- cmake -*- + +project(media_plugin_gstreamer) + +include(00-Common) +include(LLCommon) +include(LLImage) +include(LLMath) +include(LLWindow) +include(Linking) +include(PluginAPI) +include(OpenGL) +include(GLIB) + +include(GStreamer10Plugin) + +### media_plugin_gstreamer10 + +set(${PROJECT_NAME}_SOURCE_FILES + media_plugin_gstreamer10.cpp + ) + +set(media_plugin_gstreamer10_HEADER_FILES + llmediaimplgstreamer_syms.h + llmediaimplgstreamertriviallogging.h + ) + +add_library(${PROJECT_NAME} + SHARED + ${${PROJECT_NAME}_SOURCE_FILES} +) + +target_link_libraries(${PROJECT_NAME} media_plugin_base ll::gstreamer10 ) + +if (WINDOWS) + set_target_properties( + media_plugin_gstreamer10 + PROPERTIES + LINK_FLAGS "/MANIFEST:NO /SAFESEH:NO /NODEFAULTLIB:LIBCMT" + ) +endif (WINDOWS) + +if (INSTALL) + if (EXISTS ${CMAKE_SYSROOT}/usr/lib/${ARCH}-linux-gnu) + set(_LIB lib/${ARCH}-linux-gnu) + elseif (EXISTS /lib64) + set(_LIB lib64) + else () + set(_LIB lib) + endif () + install(TARGETS ${PROJECT_NAME} DESTINATION ${_LIB}) +endif () diff --git a/indra/media_plugins/gstreamer010/llmediaimplgstreamer.h b/indra/media_plugins/gstreamer10/llmediaimplgstreamer.h index cae11a5cb3..cae11a5cb3 100644 --- a/indra/media_plugins/gstreamer010/llmediaimplgstreamer.h +++ b/indra/media_plugins/gstreamer10/llmediaimplgstreamer.h diff --git a/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms_raw.inc b/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms_raw.inc new file mode 100644 index 0000000000..6f5bb04bdf --- /dev/null +++ b/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms_raw.inc @@ -0,0 +1,71 @@ +#define G gstSymbolGrabber + +LL_GRAB_SYM(G, true, gst_buffer_new, GstBuffer*, void) +LL_GRAB_SYM(G, true, gst_structure_set_value, void, GstStructure *, const gchar *, const GValue*) +LL_GRAB_SYM(G, true, gst_init_check, gboolean, int *argc, char **argv[], GError ** err) +LL_GRAB_SYM(G, true, gst_message_get_type, GType, void) +LL_GRAB_SYM(G, true, gst_message_type_get_name, const gchar*, GstMessageType type) +LL_GRAB_SYM(G, true, gst_message_parse_error, void, GstMessage *message, GError **gerror, gchar **debug) +LL_GRAB_SYM(G, true, gst_message_parse_warning, void, GstMessage *message, GError **gerror, gchar **debug) +LL_GRAB_SYM(G, true, gst_message_parse_state_changed, void, GstMessage *message, GstState *oldstate, GstState *newstate, GstState *pending) +LL_GRAB_SYM(G, true, gst_element_set_state, GstStateChangeReturn, GstElement *element, GstState state) +LL_GRAB_SYM(G, true, gst_object_unref, void, gpointer object) +LL_GRAB_SYM(G, true, gst_object_get_type, GType, void) +LL_GRAB_SYM(G, true, gst_pipeline_get_type, GType, void) +LL_GRAB_SYM(G, true, gst_pipeline_get_bus, GstBus*, GstPipeline *pipeline) +LL_GRAB_SYM(G, true, gst_bus_add_watch, guint, GstBus * bus, GstBusFunc func, gpointer user_data) +LL_GRAB_SYM(G, true, gst_element_factory_make, GstElement*, const gchar *factoryname, const gchar *name) +LL_GRAB_SYM(G, true, gst_element_get_type, GType, void) +LL_GRAB_SYM(G, true, gst_static_pad_template_get, GstPadTemplate*, GstStaticPadTemplate *pad_template) +LL_GRAB_SYM(G, true, gst_element_class_add_pad_template, void, GstElementClass *klass, GstPadTemplate *temp) +LL_GRAB_SYM(G, true, gst_caps_from_string, GstCaps *, const gchar *string) +LL_GRAB_SYM(G, true, gst_caps_get_structure, GstStructure *, const GstCaps *caps, guint index) +LL_GRAB_SYM(G, true, gst_element_register, gboolean, GstPlugin *plugin, const gchar *name, guint rank, GType type) +LL_GRAB_SYM(G, true, gst_structure_get_int, gboolean, const GstStructure *structure, const gchar *fieldname, gint *value) +LL_GRAB_SYM(G, true, gst_structure_get_value, const GValue *, const GstStructure *structure, const gchar *fieldname) +LL_GRAB_SYM(G, true, gst_value_get_fraction_numerator, gint, const GValue *value) +LL_GRAB_SYM(G, true, gst_value_get_fraction_denominator, gint, const GValue *value) +LL_GRAB_SYM(G, true, gst_structure_get_name, const gchar *, const GstStructure *structure) +LL_GRAB_SYM(G, true, gst_element_seek, bool, GstElement *, gdouble, GstFormat, GstSeekFlags, GstSeekType, gint64, GstSeekType, gint64) + +LL_GRAB_SYM(G, false, gst_registry_fork_set_enabled, void, gboolean enabled) +LL_GRAB_SYM(G, false, gst_segtrap_set_enabled, void, gboolean enabled) +LL_GRAB_SYM(G, false, gst_message_parse_buffering, void, GstMessage *message, gint *percent) +LL_GRAB_SYM(G, false, gst_message_parse_info, void, GstMessage *message, GError **gerror, gchar **debug) +LL_GRAB_SYM(G, false, gst_element_query_position, gboolean, GstElement *element, GstFormat *format, gint64 *cur) +LL_GRAB_SYM(G, false, gst_version, void, guint *major, guint *minor, guint *micro, guint *nano) + +LL_GRAB_SYM(G, true, gst_message_parse_tag, void, GstMessage *, GstTagList **) +LL_GRAB_SYM(G, true, gst_tag_list_foreach, void, const GstTagList *, GstTagForeachFunc, gpointer) +LL_GRAB_SYM(G, true, gst_tag_list_get_tag_size, guint, const GstTagList *, const gchar *) +LL_GRAB_SYM(G, true, gst_tag_list_get_value_index, const GValue *, const GstTagList *, const gchar *, guint) + +LL_GRAB_SYM(G, true, gst_caps_new_simple, GstCaps*, const char *, const char*, ... ) + +LL_GRAB_SYM(G, true, gst_sample_get_caps, GstCaps*, GstSample* ) +LL_GRAB_SYM(G, true, gst_sample_get_buffer, GstBuffer*, GstSample* ) +LL_GRAB_SYM(G, true, gst_buffer_map, gboolean, GstBuffer*, GstMapInfo*, GstMapFlags ) +LL_GRAB_SYM(G, true, gst_buffer_unmap, void, GstBuffer*, GstMapInfo* ) + +LL_GRAB_SYM(G, true, gst_app_sink_set_caps, void, GstAppSink*, GstCaps const* ) +LL_GRAB_SYM(G, true, gst_app_sink_pull_sample, GstSample*, GstAppSink* ) + +LL_GRAB_SYM(G, true, g_free, void, gpointer ) +LL_GRAB_SYM(G, true, g_error_free, void, GError* ) + +LL_GRAB_SYM(G, true, g_main_context_pending, gboolean, GMainContext* ) +LL_GRAB_SYM(G, true, g_main_loop_get_context, GMainContext*, GMainLoop* ) +LL_GRAB_SYM(G, true, g_main_context_iteration, gboolean, GMainContext*, gboolean ) +LL_GRAB_SYM(G, true, g_main_loop_new, GMainLoop*, GMainContext*, gboolean ) +LL_GRAB_SYM(G, true, g_main_loop_quit, void, GMainLoop* ) +LL_GRAB_SYM(G, true, gst_mini_object_unref, void, GstMiniObject* ) +LL_GRAB_SYM(G, true, g_object_set, void, gpointer, gchar const*, ... ) +LL_GRAB_SYM(G, true, g_source_remove, gboolean, guint ) +LL_GRAB_SYM(G, true, g_value_get_string, gchar const*, GValue const* ) + +LL_GRAB_SYM(G, true, gst_debug_set_active, void, gboolean ) +LL_GRAB_SYM(G, true, gst_debug_add_log_function, void, GstLogFunction, gpointer, GDestroyNotify ) +LL_GRAB_SYM(G, true, gst_debug_set_default_threshold, void, GstDebugLevel ) +LL_GRAB_SYM(G, true, gst_debug_message_get , gchar const*, GstDebugMessage * ) + +#undef G diff --git a/indra/media_plugins/gstreamer10/media_plugin_gstreamer10.cpp b/indra/media_plugins/gstreamer10/media_plugin_gstreamer10.cpp new file mode 100644 index 0000000000..3f636915ea --- /dev/null +++ b/indra/media_plugins/gstreamer10/media_plugin_gstreamer10.cpp @@ -0,0 +1,958 @@ +/** + * @file media_plugin_gstreamer10.cpp + * @brief GStreamer-1.0 plugin for LLMedia API plugin system + * + * @cond + * $LicenseInfo:firstyear=2016&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2016, Linden Research, Inc. / Nicky Dasmijn + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +#define FLIP_Y + +#include "linden_common.h" + +#include "llgl.h" + +#include "llplugininstance.h" +#include "llpluginmessage.h" +#include "llpluginmessageclasses.h" +#include "media_plugin_base.h" + +#define G_DISABLE_CAST_CHECKS +extern "C" { +#include <gst/gst.h> +#include <gst/app/gstappsink.h> +} + +SymbolGrabber gstSymbolGrabber; + +#include "llmediaimplgstreamer_syms_raw.inc" + +static inline void llgst_caps_unref( GstCaps * caps ) +{ + llgst_mini_object_unref( GST_MINI_OBJECT_CAST( caps ) ); +} + +static inline void llgst_sample_unref( GstSample *aSample ) +{ + llgst_mini_object_unref( GST_MINI_OBJECT_CAST( aSample ) ); +} + +////////////////////////////////////////////////////////////////////////////// +// +class MediaPluginGStreamer10 : public MediaPluginBase +{ +public: + MediaPluginGStreamer10(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); + ~MediaPluginGStreamer10(); + + /* virtual */ void receiveMessage(const char *message_string); + + static bool startup(); + static bool closedown(); + + gboolean processGSTEvents(GstBus *bus, GstMessage *message); + +private: + std::string getVersion(); + bool navigateTo( const std::string urlIn ); + bool seek( double time_sec ); + bool setVolume( float volume ); + + // misc + bool pause(); + bool stop(); + bool play(double rate); + bool getTimePos(double &sec_out); + + double MIN_LOOP_SEC = 1.0F; + U32 INTERNAL_TEXTURE_SIZE = 1024; + + bool mIsLooping; + + enum ECommand { + COMMAND_NONE, + COMMAND_STOP, + COMMAND_PLAY, + COMMAND_FAST_FORWARD, + COMMAND_FAST_REWIND, + COMMAND_PAUSE, + COMMAND_SEEK, + }; + ECommand mCommand; + +private: + bool unload(); + bool load(); + + bool update(int milliseconds); + void mouseDown( int x, int y ); + void mouseUp( int x, int y ); + void mouseMove( int x, int y ); + + static bool mDoneInit; + + guint mBusWatchID; + + float mVolume; + + int mDepth; + + // padded texture size we need to write into + int mTextureWidth; + int mTextureHeight; + + bool mSeekWanted; + double mSeekDestination; + + // Very GStreamer-specific + GMainLoop *mPump; // event pump for this media + GstElement *mPlaybin; + GstAppSink *mAppSink; +}; + +//static +bool MediaPluginGStreamer10::mDoneInit = false; + +MediaPluginGStreamer10::MediaPluginGStreamer10( LLPluginInstance::sendMessageFunction host_send_func, + void *host_user_data ) + : MediaPluginBase(host_send_func, host_user_data) + , mBusWatchID ( 0 ) + , mSeekWanted(false) + , mSeekDestination(0.0) + , mPump ( nullptr ) + , mPlaybin ( nullptr ) + , mAppSink ( nullptr ) + , mCommand ( COMMAND_NONE ) +{ +} + +gboolean MediaPluginGStreamer10::processGSTEvents(GstBus *bus, GstMessage *message) +{ + if (!message) + return TRUE; // shield against GStreamer bug + + switch (GST_MESSAGE_TYPE (message)) + { + case GST_MESSAGE_BUFFERING: + { + // NEEDS GST 0.10.11+ + if (llgst_message_parse_buffering) + { + gint percent = 0; + llgst_message_parse_buffering(message, &percent); + } + break; + } + case GST_MESSAGE_STATE_CHANGED: + { + GstState old_state; + GstState new_state; + GstState pending_state; + llgst_message_parse_state_changed(message, + &old_state, + &new_state, + &pending_state); + + switch (new_state) + { + case GST_STATE_VOID_PENDING: + break; + case GST_STATE_NULL: + break; + case GST_STATE_READY: + setStatus(STATUS_LOADED); + break; + case GST_STATE_PAUSED: + setStatus(STATUS_PAUSED); + break; + case GST_STATE_PLAYING: + setStatus(STATUS_PLAYING); + break; + } + break; + } + case GST_MESSAGE_ERROR: + { + GError *err = nullptr; + gchar *debug = nullptr; + + llgst_message_parse_error (message, &err, &debug); + if (err) + llg_error_free (err); + llg_free (debug); + + mCommand = COMMAND_STOP; + + setStatus(STATUS_ERROR); + + break; + } + case GST_MESSAGE_INFO: + { + if (llgst_message_parse_info) + { + GError *err = nullptr; + gchar *debug = nullptr; + + llgst_message_parse_info (message, &err, &debug); + if (err) + llg_error_free (err); + llg_free (debug); + } + break; + } + case GST_MESSAGE_WARNING: + { + GError *err = nullptr; + gchar *debug = nullptr; + + llgst_message_parse_warning (message, &err, &debug); + if (err) + llg_error_free (err); + llg_free (debug); + + break; + } + case GST_MESSAGE_EOS: + /* end-of-stream */ + if (mIsLooping) + { + double eos_pos_sec = 0.0F; + bool got_eos_position = getTimePos(eos_pos_sec); + + if (got_eos_position && eos_pos_sec < MIN_LOOP_SEC) + { + // if we know that the movie is really short, don't + // loop it else it can easily become a time-hog + // because of GStreamer spin-up overhead + // inject a COMMAND_PAUSE + mCommand = COMMAND_PAUSE; + } + else + { + stop(); + play(1.0); + } + } + else // not a looping media + { + // inject a COMMAND_STOP + mCommand = COMMAND_STOP; + } + break; + default: + /* unhandled message */ + break; + } + + /* we want to be notified again the next time there is a message + * on the bus, so return true (false means we want to stop watching + * for messages on the bus and our callback should not be called again) + */ + return TRUE; +} + +extern "C" { + gboolean llmediaimplgstreamer_bus_callback (GstBus *bus, + GstMessage *message, + gpointer data) + { + MediaPluginGStreamer10 *impl = (MediaPluginGStreamer10*)data; + return impl->processGSTEvents(bus, message); + } +} // extern "C" + + + +bool MediaPluginGStreamer10::navigateTo ( const std::string urlIn ) +{ + if (!mDoneInit) + return false; // error + + setStatus(STATUS_LOADING); + + mSeekWanted = false; + + if (nullptr == mPump || nullptr == mPlaybin) + { + setStatus(STATUS_ERROR); + return false; // error + } + + llg_object_set (G_OBJECT (mPlaybin), "uri", urlIn.c_str(), nullptr); + + // navigateTo implicitly plays, too. + play(1.0); + + return true; +} + + +class GstSampleUnref +{ + GstSample *mT; +public: + GstSampleUnref( GstSample *aT ) + : mT( aT ) + { llassert_always( mT ); } + + ~GstSampleUnref( ) + { llgst_sample_unref( mT ); } +}; + +bool MediaPluginGStreamer10::update(int milliseconds) +{ + if (!mDoneInit) + return false; // error + + // DEBUGMSG("updating media..."); + + // sanity check + if (nullptr == mPump || nullptr == mPlaybin) + { + return false; + } + + // see if there's an outstanding seek wanted + if (mSeekWanted && + // bleh, GST has to be happy that the movie is really truly playing + // or it may quietly ignore the seek (with rtsp:// at least). + (GST_STATE(mPlaybin) == GST_STATE_PLAYING)) + { + seek(mSeekDestination); + mSeekWanted = false; + } + + // *TODO: time-limit - but there isn't a lot we can do here, most + // time is spent in gstreamer's own opaque worker-threads. maybe + // we can do something sneaky like only unlock the video object + // for 'milliseconds' and otherwise hold the lock. + while (llg_main_context_pending(llg_main_loop_get_context(mPump))) + { + llg_main_context_iteration(llg_main_loop_get_context(mPump), FALSE); + } + + // check for availability of a new frame + + if( !mAppSink ) + return true; + + if( GST_STATE(mPlaybin) != GST_STATE_PLAYING) // Do not try to pull a sample if not in playing state + return true; + + GstSample *pSample = llgst_app_sink_pull_sample( mAppSink ); + if(!pSample) + return false; // Done playing + + GstSampleUnref oSampleUnref( pSample ); + GstCaps *pCaps = llgst_sample_get_caps ( pSample ); + if (!pCaps) + return false; + + gint width = 0, height = 0; + GstStructure *pStruct = llgst_caps_get_structure ( pCaps, 0); + + if(!llgst_structure_get_int ( pStruct, "width", &width) ) + width = 0; + if(!llgst_structure_get_int ( pStruct, "height", &height) ) + height = 0; + + if( !mPixels || width == 0 || height == 0) + return true; + + GstBuffer *pBuffer = llgst_sample_get_buffer ( pSample ); + GstMapInfo map; + llgst_buffer_map ( pBuffer, &map, GST_MAP_READ); + + // Our render buffer is always 1kx1k + + U32 rowSkip = INTERNAL_TEXTURE_SIZE / mTextureHeight; + U32 colSkip = INTERNAL_TEXTURE_SIZE / mTextureWidth; + + for (int row = 0; row < mTextureHeight; ++row) + { + U8 const *pTexelIn = map.data + (row*rowSkip * width *3); +#ifndef FLIP_Y + U8 *pTexelOut = mPixels + (row * mTextureWidth * mDepth ); +#else + U8 *pTexelOut = mPixels + ((mTextureHeight-row-1) * mTextureWidth * mDepth ); +#endif + for( int col = 0; col < mTextureWidth; ++col ) + { + pTexelOut[ 0 ] = pTexelIn[0]; + pTexelOut[ 1 ] = pTexelIn[1]; + pTexelOut[ 2 ] = pTexelIn[2]; + pTexelOut += mDepth; + pTexelIn += colSkip*3; + } + } + + llgst_buffer_unmap( pBuffer, &map ); + setDirty(0,0,mTextureWidth,mTextureHeight); + + return true; +} + +void MediaPluginGStreamer10::mouseDown( int x, int y ) +{ + // do nothing +} + +void MediaPluginGStreamer10::mouseUp( int x, int y ) +{ + // do nothing +} + +void MediaPluginGStreamer10::mouseMove( int x, int y ) +{ + // do nothing +} + + +bool MediaPluginGStreamer10::pause() +{ + // todo: error-check this? + if (mDoneInit && mPlaybin) + { + llgst_element_set_state(mPlaybin, GST_STATE_PAUSED); + return true; + } + return false; +} + +bool MediaPluginGStreamer10::stop() +{ + // todo: error-check this? + if (mDoneInit && mPlaybin) + { + llgst_element_set_state(mPlaybin, GST_STATE_READY); + return true; + } + return false; +} + +bool MediaPluginGStreamer10::play(double rate) +{ + // NOTE: we don't actually support non-natural rate. + + // todo: error-check this? + if (mDoneInit && mPlaybin) + { + llgst_element_set_state(mPlaybin, GST_STATE_PLAYING); + return true; + } + return false; +} + +bool MediaPluginGStreamer10::setVolume( float volume ) +{ + // we try to only update volume as conservatively as + // possible, as many gst-plugins-base versions up to at least + // November 2008 have critical race-conditions in setting volume - sigh + if (mVolume == volume) + return true; // nothing to do, everything's fine + + mVolume = volume; + if (mDoneInit && mPlaybin) + { + llg_object_set(mPlaybin, "volume", mVolume, nullptr); + return true; + } + + return false; +} + +bool MediaPluginGStreamer10::seek(double time_sec) +{ + bool success = false; + if (mDoneInit && mPlaybin) + { + success = llgst_element_seek(mPlaybin, 1.0F, GST_FORMAT_TIME, + GstSeekFlags(GST_SEEK_FLAG_FLUSH | + GST_SEEK_FLAG_KEY_UNIT), + GST_SEEK_TYPE_SET, gint64(time_sec*GST_SECOND), + GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE); + } + return success; +} + +bool MediaPluginGStreamer10::getTimePos(double &sec_out) +{ + bool got_position = false; + if (mDoneInit && mPlaybin) + { + gint64 pos(0); + GstFormat timefmt = GST_FORMAT_TIME; + got_position = + llgst_element_query_position && + llgst_element_query_position(mPlaybin, + &timefmt, + &pos); + got_position = got_position + && (timefmt == GST_FORMAT_TIME); + // GStreamer may have other ideas, but we consider the current position + // undefined if not PLAYING or PAUSED + got_position = got_position && + (GST_STATE(mPlaybin) == GST_STATE_PLAYING || + GST_STATE(mPlaybin) == GST_STATE_PAUSED); + if (got_position && !GST_CLOCK_TIME_IS_VALID(pos)) + { + if (GST_STATE(mPlaybin) == GST_STATE_PLAYING) + { + // if we're playing then we treat an invalid clock time + // as 0, for complicated reasons (insert reason here) + pos = 0; + } + else + { + got_position = false; + } + + } + // If all the preconditions succeeded... we can trust the result. + if (got_position) + { + sec_out = double(pos) / double(GST_SECOND); // gst to sec + } + } + return got_position; +} + +bool MediaPluginGStreamer10::load() +{ + if (!mDoneInit) + return false; // error + + setStatus(STATUS_LOADING); + + mIsLooping = false; + mVolume = 0.1234567f; // minor hack to force an initial volume update + + // Create a pumpable main-loop for this media + mPump = llg_main_loop_new (nullptr, FALSE); + if (!mPump) + { + setStatus(STATUS_ERROR); + return false; // error + } + + // instantiate a playbin element to do the hard work + mPlaybin = llgst_element_factory_make ("playbin", ""); + if (!mPlaybin) + { + setStatus(STATUS_ERROR); + return false; // error + } + + // get playbin's bus + GstBus *bus = llgst_pipeline_get_bus (GST_PIPELINE (mPlaybin)); + if (!bus) + { + setStatus(STATUS_ERROR); + return false; // error + } + mBusWatchID = llgst_bus_add_watch (bus, + llmediaimplgstreamer_bus_callback, + this); + llgst_object_unref (bus); + + mAppSink = (GstAppSink*)(llgst_element_factory_make ("appsink", "")); + + GstCaps* pCaps = llgst_caps_new_simple( "video/x-raw", + "format", G_TYPE_STRING, "RGB", + "width", G_TYPE_INT, INTERNAL_TEXTURE_SIZE, + "height", G_TYPE_INT, INTERNAL_TEXTURE_SIZE, + nullptr ); + + llgst_app_sink_set_caps( mAppSink, pCaps ); + llgst_caps_unref( pCaps ); + + if (!mAppSink) + { + setStatus(STATUS_ERROR); + return false; + } + + llg_object_set(mPlaybin, "video-sink", mAppSink, nullptr); + + return true; +} + +bool MediaPluginGStreamer10::unload () +{ + if (!mDoneInit) + return false; // error + + // stop getting callbacks for this bus + llg_source_remove(mBusWatchID); + mBusWatchID = 0; + + if (mPlaybin) + { + llgst_element_set_state (mPlaybin, GST_STATE_NULL); + llgst_object_unref (GST_OBJECT (mPlaybin)); + mPlaybin = nullptr; + } + + if (mPump) + { + llg_main_loop_quit(mPump); + mPump = nullptr; + } + + mAppSink = nullptr; + + setStatus(STATUS_NONE); + + return true; +} + +void LogFunction(GstDebugCategory *category, GstDebugLevel level, const gchar *file, const gchar *function, gint line, GObject *object, GstDebugMessage *message, gpointer user_data ) +{ + std::cerr << file << ":" << line << "(" << function << "): " << llgst_debug_message_get( message ) << std::endl; +} + +//static +bool MediaPluginGStreamer10::startup() +{ + // first - check if GStreamer is explicitly disabled + if (nullptr != getenv("LL_DISABLE_GSTREAMER")) + return false; + + // only do global GStreamer initialization once. + if (!mDoneInit) + { + ll_init_apr(); + + // Get symbols! + std::vector< std::string > vctDSONames; + vctDSONames.push_back( "libgstreamer-1.0.so.0" ); + vctDSONames.push_back( "libgstapp-1.0.so.0" ); + vctDSONames.push_back( "libglib-2.0.so.0" ); + vctDSONames.push_back( "libgobject-2.0.so" ); + if( !gstSymbolGrabber.grabSymbols( vctDSONames ) ) + return false; + + if (llgst_segtrap_set_enabled) + { + llgst_segtrap_set_enabled(FALSE); + } + + // Gstreamer tries a fork during init, waitpid-ing on it, + // which conflicts with any installed SIGCHLD handler... + struct sigaction tmpact, oldact; + if (llgst_registry_fork_set_enabled ) { + // if we can disable SIGCHLD-using forking behaviour, + // do it. + llgst_registry_fork_set_enabled(false); + } + else { + // else temporarily install default SIGCHLD handler + // while GStreamer initialises + tmpact.sa_handler = SIG_DFL; + sigemptyset( &tmpact.sa_mask ); + tmpact.sa_flags = SA_SIGINFO; + sigaction(SIGCHLD, &tmpact, &oldact); + } + // Protect against GStreamer resetting the locale, yuck. + static std::string saved_locale; + saved_locale = setlocale(LC_ALL, nullptr); + + llgst_debug_set_default_threshold( GST_LEVEL_WARNING ); + llgst_debug_add_log_function( LogFunction, nullptr, nullptr ); + llgst_debug_set_active( false ); + + // finally, try to initialize GStreamer! + GError *err = nullptr; + gboolean init_gst_success = llgst_init_check(nullptr, nullptr, &err); + + // restore old locale + setlocale(LC_ALL, saved_locale.c_str() ); + + // restore old SIGCHLD handler + if (!llgst_registry_fork_set_enabled) + sigaction(SIGCHLD, &oldact, nullptr); + + if (!init_gst_success) // fail + { + if (err) + llg_error_free(err); + return false; + } + + mDoneInit = true; + } + + return true; +} + +//static +bool MediaPluginGStreamer10::closedown() +{ + if (!mDoneInit) + return false; // error + + gstSymbolGrabber.ungrabSymbols(); + mDoneInit = false; + + return true; +} + +MediaPluginGStreamer10::~MediaPluginGStreamer10() +{ + closedown(); +} + +std::string MediaPluginGStreamer10::getVersion() +{ + std::string plugin_version = "GStreamer10 media plugin, GStreamer version "; + if (mDoneInit && + llgst_version) + { + guint major, minor, micro, nano; + llgst_version(&major, &minor, µ, &nano); + plugin_version += llformat("%u.%u.%u.%u (runtime), %u.%u.%u.%u (headers)", (unsigned int)major, (unsigned int)minor, + (unsigned int)micro, (unsigned int)nano, (unsigned int)GST_VERSION_MAJOR, (unsigned int)GST_VERSION_MINOR, + (unsigned int)GST_VERSION_MICRO, (unsigned int)GST_VERSION_NANO); + } + else + { + plugin_version += "(unknown)"; + } + return plugin_version; +} + +void MediaPluginGStreamer10::receiveMessage(const char *message_string) +{ + LLPluginMessage message_in; + + if(message_in.parse(message_string) >= 0) + { + std::string message_class = message_in.getClass(); + std::string message_name = message_in.getName(); + + if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE) + { + if(message_name == "init") + { + LLPluginMessage message("base", "init_response"); + LLSD versions = LLSD::emptyMap(); + versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME] = LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME_VERSION; + message.setValueLLSD("versions", versions); + + load(); + + message.setValue("plugin_version", getVersion()); + sendMessage(message); + } + else if(message_name == "idle") + { + // no response is necessary here. + double time = message_in.getValueReal("time"); + + // Convert time to milliseconds for update() + update((int)(time * 1000.0f)); + } + else if(message_name == "cleanup") + { + unload(); + closedown(); + } + else if(message_name == "shm_added") + { + SharedSegmentInfo info; + info.mAddress = message_in.getValuePointer("address"); + info.mSize = (size_t)message_in.getValueS32("size"); + std::string name = message_in.getValue("name"); + + mSharedSegments.insert(SharedSegmentMap::value_type(name, info)); + } + else if(message_name == "shm_remove") + { + std::string name = message_in.getValue("name"); + + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if(iter != mSharedSegments.end()) + { + if(mPixels == iter->second.mAddress) + { + // This is the currently active pixel buffer. Make sure we stop drawing to it. + mPixels = nullptr; + mTextureSegmentName.clear(); + } + mSharedSegments.erase(iter); + } + + // Send the response so it can be cleaned up. + LLPluginMessage message("base", "shm_remove_response"); + message.setValue("name", name); + sendMessage(message); + } + } + else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA) + { + if(message_name == "init") + { + // Plugin gets to decide the texture parameters to use. + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params"); + // lame to have to decide this now, it depends on the movie. Oh well. + mDepth = 4; + + mTextureWidth = 1; + mTextureHeight = 1; + + message.setValueU32("format", GL_RGBA); + message.setValueU32("type", GL_UNSIGNED_INT_8_8_8_8_REV); + + message.setValueS32("depth", mDepth); + message.setValueS32("default_width", INTERNAL_TEXTURE_SIZE ); + message.setValueS32("default_height", INTERNAL_TEXTURE_SIZE ); + message.setValueU32("internalformat", GL_RGBA8); + message.setValueBoolean("coords_opengl", true); // true == use OpenGL-style coordinates, false == (0,0) is upper left. + message.setValueBoolean("allow_downsample", true); // we respond with grace and performance if asked to downscale + sendMessage(message); + } + else if(message_name == "size_change") + { + std::string name = message_in.getValue("name"); + S32 width = message_in.getValueS32("width"); + S32 height = message_in.getValueS32("height"); + S32 texture_width = message_in.getValueS32("texture_width"); + S32 texture_height = message_in.getValueS32("texture_height"); + + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response"); + message.setValue("name", name); + message.setValueS32("width", width); + message.setValueS32("height", height); + message.setValueS32("texture_width", texture_width); + message.setValueS32("texture_height", texture_height); + sendMessage(message); + + if(!name.empty()) + { + // Find the shared memory region with this name + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if(iter != mSharedSegments.end()) + { + mPixels = (unsigned char*)iter->second.mAddress; + mTextureSegmentName = name; + + mTextureWidth = texture_width; + mTextureHeight = texture_height; + memset( mPixels, 0, mTextureWidth*mTextureHeight*mDepth ); + } + + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_request"); + message.setValue("name", mTextureSegmentName); + message.setValueS32("width", INTERNAL_TEXTURE_SIZE ); + message.setValueS32("height", INTERNAL_TEXTURE_SIZE ); + sendMessage(message); + + } + } + else if(message_name == "load_uri") + { + std::string uri = message_in.getValue("uri"); + navigateTo( uri ); + sendStatus(); + } + else if(message_name == "mouse_event") + { + std::string event = message_in.getValue("event"); + S32 x = message_in.getValueS32("x"); + S32 y = message_in.getValueS32("y"); + + if(event == "down") + { + mouseDown(x, y); + } + else if(event == "up") + { + mouseUp(x, y); + } + else if(event == "move") + { + mouseMove(x, y); + }; + }; + } + else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_TIME) + { + if(message_name == "stop") + { + stop(); + } + else if(message_name == "start") + { + double rate = 0.0; + if(message_in.hasValue("rate")) + { + rate = message_in.getValueReal("rate"); + } + // NOTE: we don't actually support rate. + play(rate); + } + else if(message_name == "pause") + { + pause(); + } + else if(message_name == "seek") + { + double time = message_in.getValueReal("time"); + // defer the actual seek in case we haven't + // really truly started yet in which case there + // is nothing to seek upon + mSeekWanted = true; + mSeekDestination = time; + } + else if(message_name == "set_loop") + { + bool loop = message_in.getValueBoolean("loop"); + mIsLooping = loop; + } + else if(message_name == "set_volume") + { + double volume = message_in.getValueReal("volume"); + setVolume(volume); + } + } + } +} + +int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data) +{ + if( MediaPluginGStreamer10::startup() ) + { + MediaPluginGStreamer10 *self = new MediaPluginGStreamer10(host_send_func, host_user_data); + *plugin_send_func = MediaPluginGStreamer10::staticReceiveMessage; + *plugin_user_data = (void*)self; + + return 0; // okay + } + else + { + return -1; // failed to init + } +} diff --git a/indra/media_plugins/libvlc/CMakeLists.txt b/indra/media_plugins/libvlc/CMakeLists.txt index 22eba11cf2..8600358b0c 100644 --- a/indra/media_plugins/libvlc/CMakeLists.txt +++ b/indra/media_plugins/libvlc/CMakeLists.txt @@ -13,13 +13,6 @@ include(LibVLCPlugin) ### media_plugin_libvlc -if(NOT ADDRESS_SIZE EQUAL 32) - if(WINDOWS) - ##add_definitions(/FIXED:NO) - else(WINDOWS) # not windows therefore gcc LINUX and DARWIN - add_definitions(-fPIC) - endif(WINDOWS) -endif(NOT ADDRESS_SIZE EQUAL 32) set(media_plugin_libvlc_SOURCE_FILES media_plugin_libvlc.cpp |