| /* |
| * 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 <binder/IMemory.h> |
| #include <media/IMediaPlayerClient.h> |
| #include <media/IMediaPlayer.h> |
| #include <media/IMediaDeathNotifier.h> |
| #include <media/IStreamSource.h> |
| |
| #include <utils/KeyedVector.h> |
| #include <utils/String8.h> |
| |
| class ANativeWindow; |
| |
| namespace android { |
| |
| class Surface; |
| class ISurfaceTexture; |
| |
| 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_TIMED_TEXT = 99, |
| MEDIA_ERROR = 100, |
| MEDIA_INFO = 200, |
| }; |
| |
| // 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, |
| // 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, |
| }; |
| |
| |
| |
| 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 { |
| KEY_PARAMETER_TIMED_TEXT_TRACK_INDEX = 1000, // set only |
| KEY_PARAMETER_TIMED_TEXT_ADD_OUT_OF_BAND_SOURCE = 1001, // set only |
| |
| // 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 |
| |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| // ref-counted object for callbacks |
| class MediaPlayerListener: virtual public RefBase |
| { |
| public: |
| virtual void notify(int msg, int ext1, int ext2, const Parcel *obj) = 0; |
| }; |
| |
| class MediaPlayer : public BnMediaPlayerClient, |
| public virtual IMediaDeathNotifier |
| { |
| public: |
| MediaPlayer(); |
| ~MediaPlayer(); |
| void died(); |
| void disconnect(); |
| |
| status_t setDataSource( |
| const char *url, |
| const KeyedVector<String8, String8> *headers); |
| |
| status_t setDataSource(int fd, int64_t offset, int64_t length); |
| status_t setDataSource(const sp<IStreamSource> &source); |
| status_t setVideoSurface(const sp<Surface>& surface); |
| status_t setVideoSurfaceTexture( |
| const sp<ISurfaceTexture>& surfaceTexture); |
| status_t setListener(const sp<MediaPlayerListener>& listener); |
| status_t prepare(); |
| status_t prepareAsync(); |
| status_t start(); |
| status_t stop(); |
| status_t pause(); |
| bool isPlaying(); |
| status_t getVideoWidth(int *w); |
| status_t getVideoHeight(int *h); |
| status_t seekTo(int msec); |
| status_t getCurrentPosition(int *msec); |
| status_t getDuration(int *msec); |
| status_t reset(); |
| status_t setAudioStreamType(int type); |
| status_t setLooping(int loop); |
| bool isLooping(); |
| status_t setVolume(float leftVolume, float rightVolume); |
| void notify(int msg, int ext1, int ext2, const Parcel *obj = NULL); |
| static sp<IMemory> decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, int* pFormat); |
| static sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, int* pFormat); |
| 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); |
| |
| 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<IMediaPlayer>& player); |
| status_t reset_l(); |
| |
| sp<IMediaPlayer> mPlayer; |
| thread_id_t mLockThreadId; |
| Mutex mLock; |
| Mutex mNotifyLock; |
| Condition mSignal; |
| sp<MediaPlayerListener> mListener; |
| void* mCookie; |
| media_player_states mCurrentState; |
| int mDuration; |
| int mCurrentPosition; |
| int mSeekPosition; |
| bool mPrepareSync; |
| status_t mPrepareStatus; |
| int mStreamType; |
| bool mLoop; |
| float mLeftVolume; |
| float mRightVolume; |
| int mVideoWidth; |
| int mVideoHeight; |
| int mAudioSessionId; |
| float mSendLevel; |
| }; |
| |
| }; // namespace android |
| |
| #endif // ANDROID_MEDIAPLAYER_H |