Lines Matching refs:effect

17 package android.hardware.audio.effect@2.0;
24      * Initialize effect engine--all configurations return to default.
49      * Reset the effect engine. Keep configuration but resets state and buffer
75      * effect implementation must set EFFECT_FLAG_DEVICE_IND flag in its
89      * effect engine. The effect implementation must set EFFECT_FLAG_VOLUME_CTRL
90      * flag in its descriptor to receive this command. The effect engine must
91      * return the volume that should be applied before the effect is
92      * processed. The overall volume (the volume actually applied by the effect
107      * Notify the effect of the volume change. The effect implementation must
120      * Set the audio mode. The effect implementation must set
147      * Set the capture device the audio input path is connected to. The effect
228      * This command indicates if the playback thread the effect is attached to
230      * the effect is attached to.
232      * @param param effect offload descriptor.
239      * Returns the effect descriptor.
242      * @return descriptor effect descriptor.
248      * Set up required transports for passing audio buffers to the effect.
251      * effect processing operation status. The shared memory is set up
262      *                 the effect.
268      * @return statusMQ a message queue used for passing status from the effect.
274      * Set up input and output buffers for processing audio data. The effect
276      * Buffers may be set multiple times during effect lifetime.
293      * Execute a vendor specific command on the effect. The command code
295      * Framework and are passed as-is between the application and the effect.
297      * The effect must use standard POSIX.1-2001 error codes for the operation
300      * Use this method only if the effect is provided by a third party, and
316      * as-is between the application and the effect.
318      * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
319      * unknown or if provided parameter data is invalid. If the effect does not
322      * Use this method only if the effect is provided by a third party, and
337      * between the application and the effect.
339      * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
340      * unknown. If the effect does not support setting vendor-specific
343      * Use this method only if the effect is provided by a third party, and
359      * application and the effect.
361      * The effect must use INVALID_ARGUMENTS return code if the feature ID is
362      * unknown. If the effect does not support getting vendor-specific feature
367      * Use this method only if the effect is provided by a third party, and
390      * application and the effect.
392      * The effect must use INVALID_ARGUMENTS return code if the feature ID is
393      * unknown. If the effect does not support getting vendor-specific
396      * Use this method only if the effect is provided by a third party, and
412      * application and the effect.
414      * The effect must use INVALID_ARGUMENTS return code if the feature ID is
415      * unknown. If the effect does not support getting vendor-specific
418      * Use this method only if the effect is provided by a third party, and
430      * Called by the framework to deinitialize the effect and free up
432      * the effect on the client side as soon as it is becomes unused.
435      *                INVALID_STATE if the effect was already closed.