/* * Copyright (C) 2007 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef ANDROID_MEDIAPLAYER_H #define ANDROID_MEDIAPLAYER_H #include #include #include #include #include #include #include #include #include class ANativeWindow; namespace android { struct AVSyncSettings; class IGraphicBufferProducer; class Surface; enum media_event_type { MEDIA_NOP = 0, // interface test message MEDIA_PREPARED = 1, MEDIA_PLAYBACK_COMPLETE = 2, MEDIA_BUFFERING_UPDATE = 3, MEDIA_SEEK_COMPLETE = 4, MEDIA_SET_VIDEO_SIZE = 5, MEDIA_STARTED = 6, MEDIA_PAUSED = 7, MEDIA_STOPPED = 8, MEDIA_SKIPPED = 9, MEDIA_TIMED_TEXT = 99, MEDIA_ERROR = 100, MEDIA_INFO = 200, MEDIA_SUBTITLE_DATA = 201, MEDIA_META_DATA = 202 }; // Generic error codes for the media player framework. Errors are fatal, the // playback must abort. // // Errors are communicated back to the client using the // MediaPlayerListener::notify method defined below. // In this situation, 'notify' is invoked with the following: // 'msg' is set to MEDIA_ERROR. // 'ext1' should be a value from the enum media_error_type. // 'ext2' contains an implementation dependant error code to provide // more details. Should default to 0 when not used. // // The codes are distributed as follow: // 0xx: Reserved // 1xx: Android Player errors. Something went wrong inside the MediaPlayer. // 2xx: Media errors (e.g Codec not supported). There is a problem with the // media itself. // 3xx: Runtime errors. Some extraordinary condition arose making the playback // impossible. // enum media_error_type { // 0xx MEDIA_ERROR_UNKNOWN = 1, // 1xx MEDIA_ERROR_SERVER_DIED = 100, // 2xx MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK = 200, // 3xx }; // Info and warning codes for the media player framework. These are non fatal, // the playback is going on but there might be some user visible issues. // // Info and warning messages are communicated back to the client using the // MediaPlayerListener::notify method defined below. In this situation, // 'notify' is invoked with the following: // 'msg' is set to MEDIA_INFO. // 'ext1' should be a value from the enum media_info_type. // 'ext2' contains an implementation dependant info code to provide // more details. Should default to 0 when not used. // // The codes are distributed as follow: // 0xx: Reserved // 7xx: Android Player info/warning (e.g player lagging behind.) // 8xx: Media info/warning (e.g media badly interleaved.) // enum media_info_type { // 0xx MEDIA_INFO_UNKNOWN = 1, // The player was started because it was used as the next player for another // player, which just completed playback MEDIA_INFO_STARTED_AS_NEXT = 2, // The player just pushed the very first video frame for rendering MEDIA_INFO_RENDERING_START = 3, // 7xx // The video is too complex for the decoder: it can't decode frames fast // enough. Possibly only the audio plays fine at this stage. MEDIA_INFO_VIDEO_TRACK_LAGGING = 700, // MediaPlayer is temporarily pausing playback internally in order to // buffer more data. MEDIA_INFO_BUFFERING_START = 701, // MediaPlayer is resuming playback after filling buffers. MEDIA_INFO_BUFFERING_END = 702, // Bandwidth in recent past MEDIA_INFO_NETWORK_BANDWIDTH = 703, // 8xx // Bad interleaving means that a media has been improperly interleaved or not // interleaved at all, e.g has all the video samples first then all the audio // ones. Video is playing but a lot of disk seek may be happening. MEDIA_INFO_BAD_INTERLEAVING = 800, // The media is not seekable (e.g live stream). MEDIA_INFO_NOT_SEEKABLE = 801, // New media metadata is available. MEDIA_INFO_METADATA_UPDATE = 802, //9xx MEDIA_INFO_TIMED_TEXT_ERROR = 900, }; enum media_player_states { MEDIA_PLAYER_STATE_ERROR = 0, MEDIA_PLAYER_IDLE = 1 << 0, MEDIA_PLAYER_INITIALIZED = 1 << 1, MEDIA_PLAYER_PREPARING = 1 << 2, MEDIA_PLAYER_PREPARED = 1 << 3, MEDIA_PLAYER_STARTED = 1 << 4, MEDIA_PLAYER_PAUSED = 1 << 5, MEDIA_PLAYER_STOPPED = 1 << 6, MEDIA_PLAYER_PLAYBACK_COMPLETE = 1 << 7 }; // Keep KEY_PARAMETER_* in sync with MediaPlayer.java. // The same enum space is used for both set and get, in case there are future keys that // can be both set and get. But as of now, all parameters are either set only or get only. enum media_parameter_keys { // Streaming/buffering parameters KEY_PARAMETER_CACHE_STAT_COLLECT_FREQ_MS = 1100, // set only // Return a Parcel containing a single int, which is the channel count of the // audio track, or zero for error (e.g. no audio track) or unknown. KEY_PARAMETER_AUDIO_CHANNEL_COUNT = 1200, // get only // Playback rate expressed in permille (1000 is normal speed), saved as int32_t, with negative // values used for rewinding or reverse playback. KEY_PARAMETER_PLAYBACK_RATE_PERMILLE = 1300, // set only // Set a Parcel containing the value of a parcelled Java AudioAttribute instance KEY_PARAMETER_AUDIO_ATTRIBUTES = 1400 // set only }; // Keep INVOKE_ID_* in sync with MediaPlayer.java. enum media_player_invoke_ids { INVOKE_ID_GET_TRACK_INFO = 1, INVOKE_ID_ADD_EXTERNAL_SOURCE = 2, INVOKE_ID_ADD_EXTERNAL_SOURCE_FD = 3, INVOKE_ID_SELECT_TRACK = 4, INVOKE_ID_UNSELECT_TRACK = 5, INVOKE_ID_SET_VIDEO_SCALING_MODE = 6, INVOKE_ID_GET_SELECTED_TRACK = 7 }; // Keep MEDIA_TRACK_TYPE_* in sync with MediaPlayer.java. enum media_track_type { MEDIA_TRACK_TYPE_UNKNOWN = 0, MEDIA_TRACK_TYPE_VIDEO = 1, MEDIA_TRACK_TYPE_AUDIO = 2, MEDIA_TRACK_TYPE_TIMEDTEXT = 3, MEDIA_TRACK_TYPE_SUBTITLE = 4, MEDIA_TRACK_TYPE_METADATA = 5, }; // ---------------------------------------------------------------------------- // ref-counted object for callbacks class MediaPlayerListener: virtual public RefBase { public: virtual void notify(int msg, int ext1, int ext2, const Parcel *obj) = 0; }; struct IMediaHTTPService; class MediaPlayer : public BnMediaPlayerClient, public virtual IMediaDeathNotifier { public: MediaPlayer(); ~MediaPlayer(); void died(); void disconnect(); virtual status_t setDataSource( const sp &httpService, const char *url, const KeyedVector *headers); status_t setDataSource(int fd, int64_t offset, int64_t length); status_t setDataSource(const sp &source); status_t setDataSource(const sp &source); status_t setVideoSurfaceTexture( const sp& bufferProducer); status_t setListener(const sp& listener); status_t prepare(); status_t prepareAsync(); status_t start(); status_t stop(); virtual status_t pause(); bool isPlaying(); status_t setPlaybackSettings(const AudioPlaybackRate& rate); status_t getPlaybackSettings(AudioPlaybackRate* rate /* nonnull */); status_t setSyncSettings(const AVSyncSettings& sync, float videoFpsHint); status_t getSyncSettings( AVSyncSettings* sync /* nonnull */, float* videoFps /* nonnull */); status_t getVideoWidth(int *w); status_t getVideoHeight(int *h); virtual status_t seekTo(int msec); status_t getCurrentPosition(int *msec); status_t getDuration(int *msec); status_t reset(); status_t setAudioStreamType(audio_stream_type_t type); status_t getAudioStreamType(audio_stream_type_t *type); status_t setLooping(int loop); bool isLooping(); status_t setVolume(float leftVolume, float rightVolume); virtual void notify(int msg, int ext1, int ext2, const Parcel *obj = NULL); status_t invoke(const Parcel& request, Parcel *reply); status_t setMetadataFilter(const Parcel& filter); status_t getMetadata(bool update_only, bool apply_filter, Parcel *metadata); status_t setAudioSessionId(int sessionId); int getAudioSessionId(); status_t setAuxEffectSendLevel(float level); status_t attachAuxEffect(int effectId); status_t setParameter(int key, const Parcel& request); status_t getParameter(int key, Parcel* reply); status_t setRetransmitEndpoint(const char* addrString, uint16_t port); status_t setNextMediaPlayer(const sp& player); private: void clear_l(); status_t seekTo_l(int msec); status_t prepareAsync_l(); status_t getDuration_l(int *msec); status_t attachNewPlayer(const sp& player); status_t reset_l(); status_t doSetRetransmitEndpoint(const sp& player); status_t checkStateForKeySet_l(int key); sp mPlayer; thread_id_t mLockThreadId; Mutex mLock; Mutex mNotifyLock; Condition mSignal; sp mListener; void* mCookie; media_player_states mCurrentState; int mCurrentPosition; int mSeekPosition; bool mPrepareSync; status_t mPrepareStatus; audio_stream_type_t mStreamType; Parcel* mAudioAttributesParcel; bool mLoop; float mLeftVolume; float mRightVolume; int mVideoWidth; int mVideoHeight; int mAudioSessionId; float mSendLevel; struct sockaddr_in mRetransmitEndpoint; bool mRetransmitEndpointValid; friend class QCMediaPlayer; }; }; // namespace android #endif // ANDROID_MEDIAPLAYER_H