Merge "Add support for manually set surround formats." into pi-dev (0e66c708) · Commits · e / os / android_frameworks_av

media/libaudioclient/AudioSystem.cpp

+18 −0

Original line number	Diff line number	Diff line
		@@ -1286,6 +1286,24 @@ status_t AudioSystem::getMicrophones(std::vector<media::MicrophoneInfo> *microph
		return af->getMicrophones(microphones);
		}

		status_t AudioSystem::getSurroundFormats(unsigned int *numSurroundFormats,
		audio_format_t *surroundFormats,
		bool *surroundFormatsEnabled,
		bool reported)
		{
		const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
		if (aps == 0) return PERMISSION_DENIED;
		return aps->getSurroundFormats(
		numSurroundFormats, surroundFormats, surroundFormatsEnabled, reported);
		}

		status_t AudioSystem::setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled)
		{
		const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
		if (aps == 0) return PERMISSION_DENIED;
		return aps->setSurroundFormatEnabled(audioFormat, enabled);
		}

		// ---------------------------------------------------------------------------

		int AudioSystem::AudioPolicyServiceClient::addAudioPortCallback(

media/libaudioclient/IAudioPolicyService.cpp

+98 −2

Original line number	Diff line number	Diff line
		@@ -80,7 +80,9 @@ enum {
		SET_AUDIO_PORT_CALLBACK_ENABLED,
		SET_MASTER_MONO,
		GET_MASTER_MONO,
		GET_STREAM_VOLUME_DB
		GET_STREAM_VOLUME_DB,
		GET_SURROUND_FORMATS,
		SET_SURROUND_FORMAT_ENABLED
		};

		#define MAX_ITEMS_PER_LIST 1024
		@@ -829,6 +831,54 @@ public:
		}
		return reply.readFloat();
		}

		virtual status_t getSurroundFormats(unsigned int *numSurroundFormats,
		audio_format_t *surroundFormats,
		bool *surroundFormatsEnabled,
		bool reported)
		{
		if (numSurroundFormats == NULL \|\| (*numSurroundFormats != 0 &&
		(surroundFormats == NULL \|\| surroundFormatsEnabled == NULL))) {
		return BAD_VALUE;
		}
		Parcel data, reply;
		data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
		unsigned int numSurroundFormatsReq = *numSurroundFormats;
		data.writeUint32(numSurroundFormatsReq);
		data.writeBool(reported);
		status_t status = remote()->transact(GET_SURROUND_FORMATS, data, &reply);
		if (status == NO_ERROR && (status = (status_t)reply.readInt32()) == NO_ERROR) {
		*numSurroundFormats = reply.readUint32();
		}
		if (status == NO_ERROR) {
		if (numSurroundFormatsReq > *numSurroundFormats) {
		numSurroundFormatsReq = *numSurroundFormats;
		}
		if (numSurroundFormatsReq > 0) {
		status = reply.read(surroundFormats,
		numSurroundFormatsReq * sizeof(audio_format_t));
		if (status != NO_ERROR) {
		return status;
		}
		status = reply.read(surroundFormatsEnabled,
		numSurroundFormatsReq * sizeof(bool));
		}
		}
		return status;
		}

		virtual status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled)
		{
		Parcel data, reply;
		data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
		data.writeInt32(audioFormat);
		data.writeBool(enabled);
		status_t status = remote()->transact(SET_SURROUND_FORMAT_ENABLED, data, &reply);
		if (status != NO_ERROR) {
		return status;
		}
		return reply.readInt32();
		}
		};

		IMPLEMENT_META_INTERFACE(AudioPolicyService, "android.media.IAudioPolicyService");
		@@ -883,7 +933,9 @@ status_t BnAudioPolicyService::onTransact(
		case REGISTER_POLICY_MIXES:
		case SET_MASTER_MONO:
		case START_AUDIO_SOURCE:
		case STOP_AUDIO_SOURCE: {
		case STOP_AUDIO_SOURCE:
		case GET_SURROUND_FORMATS:
		case SET_SURROUND_FORMAT_ENABLED: {
		if (multiuser_get_app_id(IPCThreadState::self()->getCallingUid()) >= AID_APP_START) {
		ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
		__func__, code, IPCThreadState::self()->getCallingPid(),
		@@ -1489,6 +1541,50 @@ status_t BnAudioPolicyService::onTransact(
		return NO_ERROR;
		}

		case GET_SURROUND_FORMATS: {
		CHECK_INTERFACE(IAudioPolicyService, data, reply);
		unsigned int numSurroundFormatsReq = data.readUint32();
		if (numSurroundFormatsReq > MAX_ITEMS_PER_LIST) {
		numSurroundFormatsReq = MAX_ITEMS_PER_LIST;
		}
		bool reported = data.readBool();
		unsigned int numSurroundFormats = numSurroundFormatsReq;
		audio_format_t surroundFormats = (audio_format_t )calloc(
		numSurroundFormats, sizeof(audio_format_t));
		bool surroundFormatsEnabled = (bool )calloc(numSurroundFormats, sizeof(bool));
		if (numSurroundFormatsReq > 0 &&
		(surroundFormats == NULL \|\| surroundFormatsEnabled == NULL)) {
		free(surroundFormats);
		free(surroundFormatsEnabled);
		reply->writeInt32(NO_MEMORY);
		return NO_ERROR;
		}
		status_t status = getSurroundFormats(
		&numSurroundFormats, surroundFormats, surroundFormatsEnabled, reported);
		reply->writeInt32(status);

		if (status == NO_ERROR) {
		reply->writeUint32(numSurroundFormats);
		if (numSurroundFormatsReq > numSurroundFormats) {
		numSurroundFormatsReq = numSurroundFormats;
		}
		reply->write(surroundFormats, numSurroundFormatsReq * sizeof(audio_format_t));
		reply->write(surroundFormatsEnabled, numSurroundFormatsReq * sizeof(bool));
		}
		free(surroundFormats);
		free(surroundFormatsEnabled);
		return NO_ERROR;
		}

		case SET_SURROUND_FORMAT_ENABLED: {
		CHECK_INTERFACE(IAudioPolicyService, data, reply);
		audio_format_t audioFormat = (audio_format_t) data.readInt32();
		bool enabled = data.readBool();
		status_t status = setSurroundFormatEnabled(audioFormat, enabled);
		reply->writeInt32(status);
		return NO_ERROR;
		}

		default:
		return BBinder::onTransact(code, data, reply, flags);
		}

media/libaudioclient/include/media/AudioSystem.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -340,6 +340,15 @@ public:

		static status_t getMicrophones(std::vector<media::MicrophoneInfo> *microphones);

		// numSurroundFormats holds the maximum number of formats and bool value allowed in the array.
		// When numSurroundFormats is 0, surroundFormats and surroundFormatsEnabled will not be
		// populated. The actual number of surround formats should be returned at numSurroundFormats.
		static status_t getSurroundFormats(unsigned int *numSurroundFormats,
		audio_format_t *surroundFormats,
		bool *surroundFormatsEnabled,
		bool reported);
		static status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled);

		// ----------------------------------------------------------------------------

		class AudioPortCallback : public RefBase

media/libaudioclient/include/media/IAudioPolicyService.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -166,6 +166,12 @@ public:
		virtual status_t getMasterMono(bool *mono) = 0;
		virtual float getStreamVolumeDB(
		audio_stream_type_t stream, int index, audio_devices_t device) = 0;

		virtual status_t getSurroundFormats(unsigned int *numSurroundFormats,
		audio_format_t *surroundFormats,
		bool *surroundFormatsEnabled,
		bool reported) = 0;
		virtual status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled) = 0;
		};

services/audiopolicy/AudioPolicyInterface.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -245,6 +245,12 @@ public:
		virtual float getStreamVolumeDB(
		audio_stream_type_t stream, int index, audio_devices_t device) = 0;

		virtual status_t getSurroundFormats(unsigned int *numSurroundFormats,
		audio_format_t *surroundFormats,
		bool *surroundFormatsEnabled,
		bool reported) = 0;
		virtual status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled) = 0;

		virtual void setRecordSilenced(uid_t uid, bool silenced);
		};