diff options
Diffstat (limited to 'include/hardware/audio.h')
-rw-r--r-- | include/hardware/audio.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/include/hardware/audio.h b/include/hardware/audio.h index daaa16f1..adec3da8 100644 --- a/include/hardware/audio.h +++ b/include/hardware/audio.h @@ -247,10 +247,6 @@ typedef struct sink_metadata_v7 { struct record_track_metadata_v7* tracks; } sink_metadata_v7_t; -/** output stream callback method to indicate changes in supported latency modes */ -typedef void (*stream_latency_mode_callback_t)( - audio_latency_mode_t *modes, size_t num_modes, void *cookie); - /** * audio_stream_out is the abstraction interface for the audio output hardware. * @@ -537,68 +533,7 @@ struct audio_stream_out { */ int (*set_playback_rate_parameters)(struct audio_stream_out *stream, const audio_playback_rate_t *playbackRate); - - /** - * Indicates the requested latency mode for this output stream. - * - * The requested mode can be one of the modes returned by - * get_recommended_latency_modes(). - * - * Support for this method is optional but mandated on specific spatial audio - * streams indicated by AUDIO_OUTPUT_FLAG_SPATIALIZER flag if they can be routed - * to a BT classic sink. - * - * \param[in] stream the stream object. - * \param[in] mode the requested latency mode. - * \return 0 in case of success. - * -EINVAL if the arguments are invalid - * -ENOSYS if the function is not available - */ - int (*set_latency_mode)(struct audio_stream_out *stream, audio_latency_mode_t mode); - - /** - * Indicates which latency modes are currently supported on this output stream. - * If the transport protocol (e.g Bluetooth A2DP) used by this output stream to reach - * the output device supports variable latency modes, the HAL indicates which - * modes are currently supported. - * The framework can then call setLatencyMode() with one of the supported modes to select - * the desired operation mode. - * - * Support for this method is optional but mandated on specific spatial audio - * streams indicated by AUDIO_OUTPUT_FLAG_SPATIALIZER flag if they can be routed - * to a BT classic sink. - * - * \return 0 in case of success. - * -EINVAL if the arguments are invalid - * -ENOSYS if the function is not available - * \param[in] stream the stream object. - * \param[out] modes the supported latency modes. - * \param[in/out] num_modes as input the maximum number of modes to return, - * as output the actual number of modes returned. - */ - int (*get_recommended_latency_modes)(struct audio_stream_out *stream, - audio_latency_mode_t *modes, size_t *num_modes); - - /** - * Set the callback interface for notifying changes in supported latency modes. - * - * Calling this method with a null pointer will result in clearing a previously set callback. - * - * Support for this method is optional but mandated on specific spatial audio - * streams indicated by AUDIO_OUTPUT_FLAG_SPATIALIZER flag if they can be routed - * to a BT classic sink. - * - * \param[in] stream the stream object. - * \param[in] callback the registered callback or null to unregister. - * \param[in] cookie the context to pass when calling the callback. - * \return 0 in case of success. - * -EINVAL if the arguments are invalid - * -ENOSYS if the function is not available - */ - int (*set_latency_mode_callback)(struct audio_stream_out *stream, - stream_latency_mode_callback_t callback, void *cookie); }; - typedef struct audio_stream_out audio_stream_out_t; struct audio_stream_in { @@ -1047,24 +982,6 @@ struct audio_hw_device { */ int (*get_audio_port_v7)(struct audio_hw_device *dev, struct audio_port_v7 *port); - - /** - * Called when the state of the connection of an external device has been changed. - * The "port" parameter is only used as input and besides identifying the device - * port, also may contain additional information such as extra audio descriptors. - * - * HAL version 3.2 and higher only. If the HAL does not implement this method, - * it must leave the function entry as null, or return -ENOSYS. In this case - * the framework will use 'set_parameters', which can only pass the device address. - * - * @param dev the audio HAL device context. - * @param port device port identification and extra information. - * @param connected whether the external device is connected. - * @return retval operation completion status. - */ - int (*set_device_connected_state_v7)(struct audio_hw_device *dev, - struct audio_port_v7 *port, - bool connected); }; typedef struct audio_hw_device audio_hw_device_t; |