diff options
Diffstat (limited to 'indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.cpp')
-rw-r--r-- | indra/media_plugins/gstreamer010/llmediaimplgstreamer_syms.cpp | 167 |
1 files changed, 0 insertions, 167 deletions
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 |