diff options
Diffstat (limited to 'indra/media_plugins/cef')
-rw-r--r-- | indra/media_plugins/cef/CMakeLists.txt | 109 | ||||
-rw-r--r-- | indra/media_plugins/cef/linux/volume_catcher_linux.cpp | 78 | ||||
-rw-r--r-- | indra/media_plugins/cef/linux/volume_catcher_linux.h | 149 | ||||
-rwxr-xr-x | indra/media_plugins/cef/linux/volume_catcher_pipewire.cpp | 333 | ||||
-rw-r--r-- | indra/media_plugins/cef/linux/volume_catcher_pipewire_syms.inc | 26 | ||||
-rwxr-xr-x | indra/media_plugins/cef/linux/volume_catcher_pulseaudio.cpp | 322 | ||||
-rwxr-xr-x | indra/media_plugins/cef/linux/volume_catcher_pulseaudio_glib_syms.inc | 10 | ||||
-rwxr-xr-x | indra/media_plugins/cef/linux/volume_catcher_pulseaudio_syms.inc | 29 | ||||
-rw-r--r-- | indra/media_plugins/cef/media_plugin_cef.cpp | 41 | ||||
-rw-r--r-- | indra/media_plugins/cef/volume_catcher.h | 15 | ||||
-rw-r--r-- | indra/media_plugins/cef/volume_catcher_null.cpp (renamed from indra/media_plugins/cef/mac_volume_catcher_null.cpp) | 46 | ||||
-rw-r--r-- | indra/media_plugins/cef/windows_volume_catcher.cpp | 1 |
12 files changed, 1094 insertions, 65 deletions
diff --git a/indra/media_plugins/cef/CMakeLists.txt b/indra/media_plugins/cef/CMakeLists.txt index 0d1a833936..d6c4ab0ee6 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 ) @@ -32,10 +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.") + 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 @@ -60,6 +78,7 @@ add_library(media_plugin_cef target_link_libraries(media_plugin_cef media_plugin_base ll::cef + ll::glib_headers ) if (WINDOWS) @@ -84,9 +103,75 @@ if (DARWIN) add_custom_command(TARGET media_plugin_cef POST_BUILD COMMAND ${CMAKE_INSTALL_NAME_TOOL} -change "@executable_path/Chromium Embedded Framework" "@executable_path/../../../../Frameworks/Chromium Embedded Framework.framework/Chromium Embedded Framework" + -change "/opt/local/lib/libpng16.16.dylib" "@loader_path/../../Frameworks/libpng16.16.dylib" + -change "/opt/local/lib/libjpeg.8.dylib" "@loader_path/../../Frameworks/libjpeg.8.dylib" + -change "/opt/local/lib/libfreetype.6.dylib" "@loader_path/../../Frameworks/libfreetype.6.dylib" + -change "/opt/local/lib/libaprutil-1.0.dylib" "@loader_path/../../Frameworks/libaprutil-1.0.dylib" + -change "/opt/local/lib/libiconv.2.dylib" "@loader_path/../../Frameworks/libiconv.2.dylib" + -change "/opt/local/lib/libapr-1.0.dylib" "@loader_path/../../Frameworks/libapr-1.0.dylib" + -change "/opt/local/lib/libexpat.1.dylib" "@loader_path/../../Frameworks/libexpat.1.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_context-mt.dylib" "@loader_path/../../Frameworks/libboost_context-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_fiber-mt.dylib" "@loader_path/../../Frameworks/libboost_fiber-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_filesystem-mt.dylib" "@loader_path/../../Frameworks/libboost_filesystem-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_program_options-mt.dylib" "@loader_path/../../Frameworks/libboost_program_options-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_regex-mt.dylib" "@loader_path/../../Frameworks/libboost_regex-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_system-mt.dylib" "@loader_path/../../Frameworks/libboost_system-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_thread-mt.dylib" "@loader_path/../../Frameworks/libboost_thread-mt.dylib" + -change "/opt/local/libexec/boost/1.81/lib/libboost_url-mt.dylib" "@loader_path/../../Frameworks/libboost_url-mt.dylib" + -change "/opt/local/lib/libz.1.dylib" "@loader_path/../../Frameworks/libz.1.dylib" + -change "/opt/local/lib/libnghttp2.14.dylib" "@loader_path/../../Frameworks/libnghttp2.14.dylib" "$<TARGET_FILE:media_plugin_cef>" VERBATIM COMMENT "Fixing path to CEF Framework" ) endif (DARWIN) + +if (INSTALL) + if (DARWIN) + set(_LIB llplugin) + install( + DIRECTORY "${AUTOBUILD_INSTALL_DIR}/lib/release/Chromium Embedded Framework.framework" + DESTINATION ../Frameworks + ) + install( + DIRECTORY + "${AUTOBUILD_INSTALL_DIR}/lib/release/DullahanHelper.app" + "${AUTOBUILD_INSTALL_DIR}/lib/release/DullahanHelper (GPU).app" + "${AUTOBUILD_INSTALL_DIR}/lib/release/DullahanHelper (Plugin).app" + "${AUTOBUILD_INSTALL_DIR}/lib/release/DullahanHelper (Renderer).app" + DESTINATION SLPlugin.app/Contents/Frameworks + ) + elseif (LINUX) + if (EXISTS ${CMAKE_SYSROOT}/usr/lib/${ARCH}-linux-gnu) + set(_LIB lib/${ARCH}-linux-gnu) + elseif (EXISTS /lib64) + set(_LIB lib64) + endif (EXISTS ${CMAKE_SYSROOT}/usr/lib/${ARCH}-linux-gnu) + install( + PROGRAMS + ${AUTOBUILD_INSTALL_DIR}/bin/release/chrome-sandbox + ${AUTOBUILD_INSTALL_DIR}/bin/release/dullahan_host + DESTINATION libexec/${VIEWER_BINARY_NAME} + #PERMISSIONS SETUID OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE + ) + install( + FILES + ${AUTOBUILD_INSTALL_DIR}/lib/release/libcef.so + ${AUTOBUILD_INSTALL_DIR}/bin/release/snapshot_blob.bin + ${AUTOBUILD_INSTALL_DIR}/bin/release/v8_context_snapshot.bin + ${AUTOBUILD_INSTALL_DIR}/resources/chrome_100_percent.pak + ${AUTOBUILD_INSTALL_DIR}/resources/chrome_200_percent.pak + ${AUTOBUILD_INSTALL_DIR}/resources/icudtl.dat + ${AUTOBUILD_INSTALL_DIR}/resources/resources.pak + DESTINATION ${_LIB} + ) + install( + DIRECTORY ${AUTOBUILD_INSTALL_DIR}/resources/locales + DESTINATION ${_LIB} + ) + else (DARWIN) + set(_LIB lib) + endif (DARWIN) + install(TARGETS ${PROJECT_NAME} DESTINATION ${_LIB}) +endif (INSTALL) 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 64fc7e452b..9c205b558c 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() |