Audio: Copy HAL V6 into V7
This is an automated copy performed using copyHAL.sh script.
Bug: 142480271
Test: m
Change-Id: Ifd91cc0bb59608cd92d1d8e4e76c3abea0a8da5e
diff --git a/audio/effect/7.0/IEffect.hal b/audio/effect/7.0/IEffect.hal
new file mode 100644
index 0000000..5b176dc
--- /dev/null
+++ b/audio/effect/7.0/IEffect.hal
@@ -0,0 +1,421 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+package android.hardware.audio.effect@7.0;
+
+import android.hardware.audio.common@7.0;
+import IEffectBufferProviderCallback;
+
+interface IEffect {
+ /**
+ * Initialize effect engine--all configurations return to default.
+ *
+ * @return retval operation completion status.
+ */
+ @entry
+ init() generates (Result retval);
+
+ /**
+ * Apply new audio parameters configurations for input and output buffers.
+ * The provider callbacks may be empty, but in this case the buffer
+ * must be provided in the EffectConfig structure.
+ *
+ * @param config configuration descriptor.
+ * @param inputBufferProvider optional buffer provider reference.
+ * @param outputBufferProvider optional buffer provider reference.
+ * @return retval operation completion status.
+ */
+ setConfig(EffectConfig config,
+ IEffectBufferProviderCallback inputBufferProvider,
+ IEffectBufferProviderCallback outputBufferProvider)
+ generates (Result retval);
+
+ /**
+ * Reset the effect engine. Keep configuration but resets state and buffer
+ * content.
+ *
+ * @return retval operation completion status.
+ */
+ reset() generates (Result retval);
+
+ /**
+ * Enable processing.
+ *
+ * @return retval operation completion status.
+ */
+ @callflow(next={"prepareForProcessing"})
+ enable() generates (Result retval);
+
+ /**
+ * Disable processing.
+ *
+ * @return retval operation completion status.
+ */
+ @callflow(next={"close"})
+ disable() generates (Result retval);
+
+ /**
+ * Set the rendering device the audio output path is connected to. The
+ * effect implementation must set EFFECT_FLAG_DEVICE_IND flag in its
+ * descriptor to receive this command when the device changes.
+ *
+ * Note: this method is only supported for effects inserted into
+ * the output chain.
+ *
+ * @param device output device specification.
+ * @return retval operation completion status.
+ */
+ setDevice(bitfield<AudioDevice> device) generates (Result retval);
+
+ /**
+ * Set and get volume. Used by audio framework to delegate volume control to
+ * effect engine. The effect implementation must set EFFECT_FLAG_VOLUME_CTRL
+ * flag in its descriptor to receive this command. The effect engine must
+ * return the volume that should be applied before the effect is
+ * processed. The overall volume (the volume actually applied by the effect
+ * engine multiplied by the returned value) should match the value indicated
+ * in the command.
+ *
+ * @param volumes vector containing volume for each channel defined in
+ * EffectConfig for output buffer expressed in 8.24 fixed
+ * point format.
+ * @return result updated volume values.
+ * @return retval operation completion status.
+ */
+ setAndGetVolume(vec<uint32_t> volumes)
+ generates (Result retval, vec<uint32_t> result);
+
+ /**
+ * Notify the effect of the volume change. The effect implementation must
+ * set EFFECT_FLAG_VOLUME_IND flag in its descriptor to receive this
+ * command.
+ *
+ * @param volumes vector containing volume for each channel defined in
+ * EffectConfig for output buffer expressed in 8.24 fixed
+ * point format.
+ * @return retval operation completion status.
+ */
+ volumeChangeNotification(vec<uint32_t> volumes)
+ generates (Result retval);
+
+ /**
+ * Set the audio mode. The effect implementation must set
+ * EFFECT_FLAG_AUDIO_MODE_IND flag in its descriptor to receive this command
+ * when the audio mode changes.
+ *
+ * @param mode desired audio mode.
+ * @return retval operation completion status.
+ */
+ setAudioMode(AudioMode mode) generates (Result retval);
+
+ /**
+ * Apply new audio parameters configurations for input and output buffers of
+ * reverse stream. An example of reverse stream is the echo reference
+ * supplied to an Acoustic Echo Canceler.
+ *
+ * @param config configuration descriptor.
+ * @param inputBufferProvider optional buffer provider reference.
+ * @param outputBufferProvider optional buffer provider reference.
+ * @return retval operation completion status.
+ */
+ setConfigReverse(EffectConfig config,
+ IEffectBufferProviderCallback inputBufferProvider,
+ IEffectBufferProviderCallback outputBufferProvider)
+ generates (Result retval);
+
+ /**
+ * Set the capture device the audio input path is connected to. The effect
+ * implementation must set EFFECT_FLAG_DEVICE_IND flag in its descriptor to
+ * receive this command when the device changes.
+ *
+ * Note: this method is only supported for effects inserted into
+ * the input chain.
+ *
+ * @param device input device specification.
+ * @return retval operation completion status.
+ */
+ setInputDevice(bitfield<AudioDevice> device) generates (Result retval);
+
+ /**
+ * Read audio parameters configurations for input and output buffers.
+ *
+ * @return retval operation completion status.
+ * @return config configuration descriptor.
+ */
+ getConfig() generates (Result retval, EffectConfig config);
+
+ /**
+ * Read audio parameters configurations for input and output buffers of
+ * reverse stream.
+ *
+ * @return retval operation completion status.
+ * @return config configuration descriptor.
+ */
+ getConfigReverse() generates (Result retval, EffectConfig config);
+
+ /**
+ * Queries for supported combinations of main and auxiliary channels
+ * (e.g. for a multi-microphone noise suppressor).
+ *
+ * @param maxConfigs maximum number of the combinations to return.
+ * @return retval absence of the feature support is indicated using
+ * NOT_SUPPORTED code. RESULT_TOO_BIG is returned if
+ * the number of supported combinations exceeds 'maxConfigs'.
+ * @return result list of configuration descriptors.
+ */
+ getSupportedAuxChannelsConfigs(uint32_t maxConfigs)
+ generates (Result retval, vec<EffectAuxChannelsConfig> result);
+
+ /**
+ * Retrieves the current configuration of main and auxiliary channels.
+ *
+ * @return retval absence of the feature support is indicated using
+ * NOT_SUPPORTED code.
+ * @return result configuration descriptor.
+ */
+ getAuxChannelsConfig()
+ generates (Result retval, EffectAuxChannelsConfig result);
+
+ /**
+ * Sets the current configuration of main and auxiliary channels.
+ *
+ * @return retval operation completion status; absence of the feature
+ * support is indicated using NOT_SUPPORTED code.
+ */
+ setAuxChannelsConfig(EffectAuxChannelsConfig config)
+ generates (Result retval);
+
+ /**
+ * Set the audio source the capture path is configured for (Camcorder, voice
+ * recognition...).
+ *
+ * Note: this method is only supported for effects inserted into
+ * the input chain.
+ *
+ * @param source source descriptor.
+ * @return retval operation completion status.
+ */
+ setAudioSource(AudioSource source) generates (Result retval);
+
+ /**
+ * This command indicates if the playback thread the effect is attached to
+ * is offloaded or not, and updates the I/O handle of the playback thread
+ * the effect is attached to.
+ *
+ * @param param effect offload descriptor.
+ * @return retval operation completion status.
+ */
+ offload(EffectOffloadParameter param) generates (Result retval);
+
+ /**
+ * Returns the effect descriptor.
+ *
+ * @return retval operation completion status.
+ * @return descriptor effect descriptor.
+ */
+ getDescriptor() generates (Result retval, EffectDescriptor descriptor);
+
+ /**
+ * Set up required transports for passing audio buffers to the effect.
+ *
+ * The transport consists of shared memory and a message queue for reporting
+ * effect processing operation status. The shared memory is set up
+ * separately using 'setProcessBuffers' method.
+ *
+ * Processing is requested by setting 'REQUEST_PROCESS' or
+ * 'REQUEST_PROCESS_REVERSE' EventFlags associated with the status message
+ * queue. The result of processing may be one of the following:
+ * OK if there were no errors during processing;
+ * INVALID_ARGUMENTS if audio buffers are invalid;
+ * INVALID_STATE if the engine has finished the disable phase;
+ * NOT_INITIALIZED if the audio buffers were not set;
+ * NOT_SUPPORTED if the requested processing type is not supported by
+ * the effect.
+ *
+ * @return retval OK if both message queues were created successfully.
+ * INVALID_STATE if the method was already called.
+ * INVALID_ARGUMENTS if there was a problem setting up
+ * the queue.
+ * @return statusMQ a message queue used for passing status from the effect.
+ */
+ @callflow(next={"setProcessBuffers"})
+ prepareForProcessing() generates (Result retval, fmq_sync<Result> statusMQ);
+
+ /**
+ * Set up input and output buffers for processing audio data. The effect
+ * may modify both the input and the output buffer during the operation.
+ * Buffers may be set multiple times during effect lifetime.
+ *
+ * The input and the output buffer may be reused between different effects,
+ * and the input buffer may be used as an output buffer. Buffers are
+ * distinguished using 'AudioBuffer.id' field.
+ *
+ * @param inBuffer input audio buffer.
+ * @param outBuffer output audio buffer.
+ * @return retval OK if both buffers were mapped successfully.
+ * INVALID_ARGUMENTS if there was a problem with mapping
+ * any of the buffers.
+ */
+ setProcessBuffers(AudioBuffer inBuffer, AudioBuffer outBuffer)
+ generates (Result retval);
+
+ /**
+ * Execute a vendor specific command on the effect. The command code
+ * and data, as well as result data are not interpreted by Android
+ * Framework and are passed as-is between the application and the effect.
+ *
+ * The effect must use standard POSIX.1-2001 error codes for the operation
+ * completion status.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param commandId the ID of the command.
+ * @param data command data.
+ * @param resultMaxSize maximum size in bytes of the result; can be 0.
+ * @return status command completion status.
+ * @return result result data.
+ */
+ command(uint32_t commandId, vec<uint8_t> data, uint32_t resultMaxSize)
+ generates (int32_t status, vec<uint8_t> result);
+
+ /**
+ * Set a vendor-specific parameter and apply it immediately. The parameter
+ * code and data are not interpreted by Android Framework and are passed
+ * as-is between the application and the effect.
+ *
+ * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
+ * unknown or if provided parameter data is invalid. If the effect does not
+ * support setting vendor-specific parameters, it must return NOT_SUPPORTED.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param parameter identifying data of the parameter.
+ * @param value the value of the parameter.
+ * @return retval operation completion status.
+ */
+ setParameter(vec<uint8_t> parameter, vec<uint8_t> value)
+ generates (Result retval);
+
+ /**
+ * Get a vendor-specific parameter value. The parameter code and returned
+ * data are not interpreted by Android Framework and are passed as-is
+ * between the application and the effect.
+ *
+ * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
+ * unknown. If the effect does not support setting vendor-specific
+ * parameters, it must return NOT_SUPPORTED.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param parameter identifying data of the parameter.
+ * @param valueMaxSize maximum size in bytes of the value.
+ * @return retval operation completion status.
+ * @return result the value of the parameter.
+ */
+ getParameter(vec<uint8_t> parameter, uint32_t valueMaxSize)
+ generates (Result retval, vec<uint8_t> value);
+
+ /**
+ * Get supported configs for a vendor-specific feature. The configs returned
+ * are not interpreted by Android Framework and are passed as-is between the
+ * application and the effect.
+ *
+ * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+ * unknown. If the effect does not support getting vendor-specific feature
+ * configs, it must return NOT_SUPPORTED. If the feature is supported but
+ * the total number of supported configurations exceeds the maximum number
+ * indicated by the caller, the method must return RESULT_TOO_BIG.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param featureId feature identifier.
+ * @param maxConfigs maximum number of configs to return.
+ * @param configSize size of each config in bytes.
+ * @return retval operation completion status.
+ * @return configsCount number of configs returned.
+ * @return configsData data for all the configs returned.
+ */
+ getSupportedConfigsForFeature(
+ uint32_t featureId,
+ uint32_t maxConfigs,
+ uint32_t configSize) generates (
+ Result retval,
+ uint32_t configsCount,
+ vec<uint8_t> configsData);
+
+ /**
+ * Get the current config for a vendor-specific feature. The config returned
+ * is not interpreted by Android Framework and is passed as-is between the
+ * application and the effect.
+ *
+ * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+ * unknown. If the effect does not support getting vendor-specific
+ * feature configs, it must return NOT_SUPPORTED.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param featureId feature identifier.
+ * @param configSize size of the config in bytes.
+ * @return retval operation completion status.
+ * @return configData config data.
+ */
+ getCurrentConfigForFeature(uint32_t featureId, uint32_t configSize)
+ generates (Result retval, vec<uint8_t> configData);
+
+ /**
+ * Set the current config for a vendor-specific feature. The config data
+ * is not interpreted by Android Framework and is passed as-is between the
+ * application and the effect.
+ *
+ * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+ * unknown. If the effect does not support getting vendor-specific
+ * feature configs, it must return NOT_SUPPORTED.
+ *
+ * Use this method only if the effect is provided by a third party, and
+ * there is no interface defined for it. This method only works for effects
+ * implemented in software.
+ *
+ * @param featureId feature identifier.
+ * @param configData config data.
+ * @return retval operation completion status.
+ */
+ setCurrentConfigForFeature(uint32_t featureId, vec<uint8_t> configData)
+ generates (Result retval);
+
+ /**
+ * Called by the framework to deinitialize the effect and free up
+ * all currently allocated resources. It is recommended to close
+ * the effect on the client side as soon as it is becomes unused.
+ *
+ * The client must ensure that this function is not called while
+ * audio data is being transferred through the effect's message queues.
+ *
+ * @return retval OK in case the success.
+ * INVALID_STATE if the effect was already closed.
+ */
+ @exit
+ close() generates (Result retval);
+};