| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "media/base/media.h" |
| |
| #include <string> |
| |
| #include "base/files/file_path.h" |
| #include "base/logging.h" |
| #include "base/strings/stringize_macros.h" |
| #include "media/ffmpeg/ffmpeg_common.h" |
| #include "third_party/ffmpeg/ffmpeg_stubs.h" |
| |
| using third_party_ffmpeg::kNumStubModules; |
| using third_party_ffmpeg::kModuleFfmpegsumo; |
| using third_party_ffmpeg::InitializeStubs; |
| using third_party_ffmpeg::StubPathMap; |
| |
| namespace media { |
| namespace internal { |
| |
| // Handy to prevent shooting ourselves in the foot with macro wizardry. |
| #if !defined(LIBAVCODEC_VERSION_MAJOR) || \ |
| !defined(LIBAVFORMAT_VERSION_MAJOR) || \ |
| !defined(LIBAVUTIL_VERSION_MAJOR) |
| #error FFmpeg headers not included! |
| #endif |
| |
| #define AVCODEC_VERSION STRINGIZE(LIBAVCODEC_VERSION_MAJOR) |
| #define AVFORMAT_VERSION STRINGIZE(LIBAVFORMAT_VERSION_MAJOR) |
| #define AVUTIL_VERSION STRINGIZE(LIBAVUTIL_VERSION_MAJOR) |
| |
| #if defined(OS_MACOSX) |
| // TODO(evan): should be using .so like ffmepgsumo here. |
| #define DSO_NAME(MODULE, VERSION) ("lib" MODULE "." VERSION ".dylib") |
| static const base::FilePath::CharType kSumoLib[] = |
| FILE_PATH_LITERAL("ffmpegsumo.so"); |
| #elif defined(OS_POSIX) |
| #define DSO_NAME(MODULE, VERSION) ("lib" MODULE ".so." VERSION) |
| static const base::FilePath::CharType kSumoLib[] = |
| FILE_PATH_LITERAL("libffmpegsumo.so"); |
| #else |
| #error "Do not know how to construct DSO name for this OS." |
| #endif |
| |
| bool InitializeMediaLibraryInternal(const base::FilePath& module_dir) { |
| StubPathMap paths; |
| |
| // First try to initialize with Chrome's sumo library. |
| DCHECK_EQ(kNumStubModules, 1); |
| paths[kModuleFfmpegsumo].push_back(module_dir.Append(kSumoLib).value()); |
| |
| // If that fails, see if any system libraries are available. |
| paths[kModuleFfmpegsumo].push_back(module_dir.Append( |
| FILE_PATH_LITERAL(DSO_NAME("avutil", AVUTIL_VERSION))).value()); |
| paths[kModuleFfmpegsumo].push_back(module_dir.Append( |
| FILE_PATH_LITERAL(DSO_NAME("avcodec", AVCODEC_VERSION))).value()); |
| paths[kModuleFfmpegsumo].push_back(module_dir.Append( |
| FILE_PATH_LITERAL(DSO_NAME("avformat", AVFORMAT_VERSION))).value()); |
| |
| return InitializeStubs(paths); |
| } |
| |
| } // namespace internal |
| } // namespace media |