| // 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. |
| |
| // Contains code that should be used for initializing, or querying the state |
| // of the media library as a whole. |
| |
| #ifndef MEDIA_BASE_MEDIA_H_ |
| #define MEDIA_BASE_MEDIA_H_ |
| |
| #include <stdint.h> |
| |
| #include "build/build_config.h" |
| #include "media/base/media_export.h" |
| |
| namespace media { |
| |
| // Initializes media libraries (e.g. ffmpeg) as well as CPU specific media |
| // features. |
| MEDIA_EXPORT void InitializeMediaLibrary(); |
| |
| // Same as InitializeMediaLibrary() but specifies the CPU flags used by libyuv |
| // and ffmpeg (libavutil). Retrieving these flags may access the file system |
| // (/proc/cpuinfo) which won't work in sandboxed processes. For such processes, |
| // a non sandboxed process should retrieve these flags in advance (via |
| // libyuv::InitCpuFlags() and av_get_cpu_flags()) and pass them to the sandboxed |
| // process that should then call this method. |
| MEDIA_EXPORT void InitializeMediaLibraryInSandbox(int64_t libyuv_cpu_flags, |
| int64_t libavutil_cpu_flags); |
| |
| #if defined(OS_ANDROID) |
| // Tells the media library it has support for OS level decoders. Should only be |
| // used for actual decoders (e.g. MediaCodec) and not full-featured players |
| // (e.g. MediaPlayer). |
| MEDIA_EXPORT void EnablePlatformDecoderSupport(); |
| MEDIA_EXPORT bool HasPlatformDecoderSupport(); |
| |
| // Indicates if the platform supports Opus. Determined *ONLY* by the platform |
| // version, so does not guarantee that either can actually be played. |
| MEDIA_EXPORT bool PlatformHasOpusSupport(); |
| #endif |
| |
| } // namespace media |
| |
| #endif // MEDIA_BASE_MEDIA_H_ |