75         virtual void notify(int msg, int ext1, int ext2, const Parcel *obj) = 0;
76         virtual ~Listener() {}  in ~Listener()
95         virtual             ~AudioSink() {}  in ~AudioSink()
96         virtual bool        ready() const = 0; // audio output is open and ready
97         virtual ssize_t     bufferSize() const = 0;
98         virtual ssize_t     frameCount() const = 0;
99         virtual ssize_t     channelCount() const = 0;
100         virtual ssize_t     frameSize() const = 0;
101         virtual uint32_t    latency() const = 0;
102         virtual float       msecsPerFrame() const = 0;
103         virtual status_t    getPosition(uint32_t *position) const = 0;
104         virtual status_t    getTimestamp(AudioTimestamp &ts) const = 0;
105         virtual int64_t     getPlayedOutDurationUs(int64_t nowUs) const = 0;
106         virtual status_t    getFramesWritten(uint32_t *frameswritten) const = 0;
107         virtual audio_session_t getSessionId() const = 0;
108         virtual audio_stream_type_t getAudioStreamType() const = 0;
109         virtual uint32_t    getSampleRate() const = 0;
110         virtual int64_t     getBufferDurationInUs() const = 0;
114         virtual status_t    open(
125         virtual status_t    start() = 0;
137         virtual ssize_t     write(const void* buffer, size_t size, bool blocking = true) = 0;
139         virtual void        stop() = 0;
140         virtual void        flush() = 0;
141         virtual void        pause() = 0;
142         virtual void        close() = 0;
144         virtual status_t    setPlaybackRate(const AudioPlaybackRate& rate) = 0;
145         virtual status_t    getPlaybackRate(AudioPlaybackRate* rate /* nonnull */) = 0;
146         virtual bool        needsTrailingPadding() { return true; }  in needsTrailingPadding()
148         virtual status_t    setParameters(const String8& /* keyValuePairs */) { return NO_ERROR; }  in setParameters()
149         virtual String8     getParameters(const String8& /* keys */) { return String8::empty(); }  in getParameters()
151         virtual media::VolumeShaper::Status applyVolumeShaper(
154         virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0;
157         virtual status_t    setOutputDevice(audio_port_handle_t deviceId) = 0;
158         virtual status_t    getRoutedDeviceId(audio_port_handle_t* deviceId) = 0;
159         virtual status_t    enableAudioDeviceCallback(bool enabled) = 0;
163     virtual             ~MediaPlayerBase() {}  in ~MediaPlayerBase()
164     virtual status_t    initCheck() = 0;
165     virtual bool        hardwareOutput() = 0;
167     virtual status_t    setUID(uid_t /* uid */) {  in setUID()
171     virtual status_t    setDataSource(
176     virtual status_t    setDataSource(int fd, int64_t offset, int64_t length) = 0;
178     virtual status_t    setDataSource(const sp<IStreamSource>& /* source */) {  in setDataSource()
182     virtual status_t    setDataSource(const sp<DataSource>& /* source */) {  in setDataSource()
187     virtual status_t    setVideoSurfaceTexture(
190     virtual status_t    getBufferingSettings(  in getBufferingSettings()
195     virtual status_t    setBufferingSettings(const BufferingSettings& /* buffering */) {  in setBufferingSettings()
199     virtual status_t    prepare() = 0;
200     virtual status_t    prepareAsync() = 0;
201     virtual status_t    start() = 0;
202     virtual status_t    stop() = 0;
203     virtual status_t    pause() = 0;
204     virtual bool        isPlaying() = 0;
205     virtual status_t    setPlaybackSettings(const AudioPlaybackRate& rate) {  in setPlaybackSettings()
212     virtual status_t    getPlaybackSettings(AudioPlaybackRate* rate /* nonnull */) {  in getPlaybackSettings()
216     virtual status_t    setSyncSettings(const AVSyncSettings& sync, float /* videoFps */) {  in setSyncSettings()
224     virtual status_t    getSyncSettings(  in getSyncSettings()
230     virtual status_t    seekTo(
232     virtual status_t    getCurrentPosition(int *msec) = 0;
233     virtual status_t    getDuration(int *msec) = 0;
234     virtual status_t    reset() = 0;
235     virtual status_t    notifyAt(int64_t /* mediaTimeUs */) {  in notifyAt()
238     virtual status_t    setLooping(int loop) = 0;
239     virtual player_type playerType() = 0;
240     virtual status_t    setParameter(int key, const Parcel &request) = 0;
241     virtual status_t    getParameter(int key, Parcel *reply) = 0;
244     virtual status_t setRetransmitEndpoint(const struct sockaddr_in* /* endpoint */) {  in setRetransmitEndpoint()
247     virtual status_t getRetransmitEndpoint(struct sockaddr_in* /* endpoint */) {  in getRetransmitEndpoint()
250     virtual status_t setNextPlayer(const sp<MediaPlayerBase>& /* next */) {  in setNextPlayer()
261     virtual status_t    invoke(const Parcel& request, Parcel *reply) = 0;
270     virtual status_t    getMetadata(const media::Metadata::Filter& /* ids */,  in getMetadata()
294     virtual status_t dump(int /* fd */, const Vector<String16>& /* args */) const {  in dump()
299 …virtual status_t prepareDrm(const uint8_t /* uuid */[16], const Vector<uint8_t>& /* drmSessionId *…  in prepareDrm()
302     virtual status_t releaseDrm() {  in releaseDrm()
317     virtual             ~MediaPlayerInterface() { }  in ~MediaPlayerInterface()
318     virtual bool        hardwareOutput() { return false; }  in hardwareOutput()
319     virtual void        setAudioSink(const sp<AudioSink>& audioSink) { mAudioSink = audioSink; }  in setAudioSink()
328     virtual             ~MediaPlayerHWInterface() {}  in ~MediaPlayerHWInterface()
329     virtual bool        hardwareOutput() { return true; }  in hardwareOutput()
330     virtual status_t    setVolume(float leftVolume, float rightVolume) = 0;
331     virtual status_t    setAudioStreamType(audio_stream_type_t streamType) = 0;