diff options
Diffstat (limited to 'include/media/IAudioFlinger.h')
| -rw-r--r-- | include/media/IAudioFlinger.h | 80 |
1 files changed, 54 insertions, 26 deletions
diff --git a/include/media/IAudioFlinger.h b/include/media/IAudioFlinger.h index 282f275..31a14f0 100644 --- a/include/media/IAudioFlinger.h +++ b/include/media/IAudioFlinger.h @@ -50,6 +50,7 @@ public: TRACK_TIMED = 1, // client requests a TimedAudioTrack TRACK_FAST = 2, // client requests a fast AudioTrack or AudioRecord TRACK_OFFLOAD = 4, // client requests offload to hw codec + TRACK_DIRECT = 8, // client requests a direct output }; typedef uint32_t track_flags_t; @@ -64,37 +65,39 @@ public: uint32_t sampleRate, audio_format_t format, audio_channel_mask_t channelMask, - size_t frameCount, + size_t *pFrameCount, track_flags_t *flags, const sp<IMemory>& sharedBuffer, + // On successful return, AudioFlinger takes over the handle + // reference and will release it when the track is destroyed. + // However on failure, the client is responsible for release. audio_io_handle_t output, pid_t tid, // -1 means unused, otherwise must be valid non-0 int *sessionId, - // input: ignored - // output: server's description of IAudioTrack for display in logs. - // Don't attempt to parse, as the format could change. - String8& name, int clientUid, status_t *status) = 0; virtual sp<IAudioRecord> openRecord( + // On successful return, AudioFlinger takes over the handle + // reference and will release it when the track is destroyed. + // However on failure, the client is responsible for release. audio_io_handle_t input, uint32_t sampleRate, audio_format_t format, audio_channel_mask_t channelMask, - size_t frameCount, + size_t *pFrameCount, track_flags_t *flags, pid_t tid, // -1 means unused, otherwise must be valid non-0 int *sessionId, + size_t *notificationFrames, + sp<IMemory>& cblk, + sp<IMemory>& buffers, // return value 0 means it follows cblk status_t *status) = 0; /* query the audio hardware state. This state never changes, * and therefore can be cached. */ virtual uint32_t sampleRate(audio_io_handle_t output) const = 0; -#if 0 - virtual int channelCount(audio_io_handle_t output) const = 0; -#endif virtual audio_format_t format(audio_io_handle_t output) const = 0; virtual size_t frameCount(audio_io_handle_t output) const = 0; @@ -142,28 +145,29 @@ public: virtual size_t getInputBufferSize(uint32_t sampleRate, audio_format_t format, audio_channel_mask_t channelMask) const = 0; - virtual audio_io_handle_t openOutput(audio_module_handle_t module, - audio_devices_t *pDevices, - uint32_t *pSamplingRate, - audio_format_t *pFormat, - audio_channel_mask_t *pChannelMask, - uint32_t *pLatencyMs, - audio_output_flags_t flags, - const audio_offload_info_t *offloadInfo = NULL) = 0; + virtual status_t openOutput(audio_module_handle_t module, + audio_io_handle_t *output, + audio_config_t *config, + audio_devices_t *devices, + const String8& address, + uint32_t *latencyMs, + audio_output_flags_t flags) = 0; virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, audio_io_handle_t output2) = 0; virtual status_t closeOutput(audio_io_handle_t output) = 0; virtual status_t suspendOutput(audio_io_handle_t output) = 0; virtual status_t restoreOutput(audio_io_handle_t output) = 0; - virtual audio_io_handle_t openInput(audio_module_handle_t module, - audio_devices_t *pDevices, - uint32_t *pSamplingRate, - audio_format_t *pFormat, - audio_channel_mask_t *pChannelMask) = 0; + virtual status_t openInput(audio_module_handle_t module, + audio_io_handle_t *input, + audio_config_t *config, + audio_devices_t *device, + const String8& address, + audio_source_t source, + audio_input_flags_t flags) = 0; virtual status_t closeInput(audio_io_handle_t input) = 0; - virtual status_t setStreamOutput(audio_stream_type_t stream, audio_io_handle_t output) = 0; + virtual status_t invalidateStream(audio_stream_type_t stream) = 0; virtual status_t setVoiceVolume(float volume) = 0; @@ -172,10 +176,10 @@ public: virtual uint32_t getInputFramesLost(audio_io_handle_t ioHandle) const = 0; - virtual int newAudioSessionId() = 0; + virtual audio_unique_id_t newAudioUniqueId() = 0; - virtual void acquireAudioSessionId(int audioSession) = 0; - virtual void releaseAudioSessionId(int audioSession) = 0; + virtual void acquireAudioSessionId(int audioSession, pid_t pid) = 0; + virtual void releaseAudioSessionId(int audioSession, pid_t pid) = 0; virtual status_t queryNumberEffects(uint32_t *numEffects) const = 0; @@ -188,6 +192,7 @@ public: effect_descriptor_t *pDesc, const sp<IEffectClient>& client, int32_t priority, + // AudioFlinger doesn't take over handle reference from client audio_io_handle_t output, int sessionId, status_t *status, @@ -209,6 +214,29 @@ public: // and should be called at most once. For a definition of what "low RAM" means, see // android.app.ActivityManager.isLowRamDevice(). virtual status_t setLowRamDevice(bool isLowRamDevice) = 0; + + /* List available audio ports and their attributes */ + virtual status_t listAudioPorts(unsigned int *num_ports, + struct audio_port *ports) = 0; + + /* Get attributes for a given audio port */ + virtual status_t getAudioPort(struct audio_port *port) = 0; + + /* Create an audio patch between several source and sink ports */ + virtual status_t createAudioPatch(const struct audio_patch *patch, + audio_patch_handle_t *handle) = 0; + + /* Release an audio patch */ + virtual status_t releaseAudioPatch(audio_patch_handle_t handle) = 0; + + /* List existing audio patches */ + virtual status_t listAudioPatches(unsigned int *num_patches, + struct audio_patch *patches) = 0; + /* Set audio port configuration */ + virtual status_t setAudioPortConfig(const struct audio_port_config *config) = 0; + + /* Get the HW synchronization source used for an audio session */ + virtual audio_hw_sync_t getAudioHwSyncForSession(audio_session_t sessionId) = 0; }; |