Merge "C2SoftAacEnc: add support for setting Profile and SBR mode" into qt-dev (a875adb0) · Commits · e / os / android_frameworks_av

media/codec2/components/aac/C2SoftAacEnc.cpp

+41 −24

Original line number	Diff line number	Diff line
		@@ -103,11 +103,24 @@ public:
		})
		.withSetter(ProfileLevelSetter)
		.build());

		addParameter(
		DefineParam(mSBRMode, C2_PARAMKEY_AAC_SBR_MODE)
		.withDefault(new C2StreamAacSbrModeTuning::input(0u, AAC_SBR_AUTO))
		.withFields({C2F(mSBRMode, value).oneOf({
		C2Config::AAC_SBR_OFF,
		C2Config::AAC_SBR_SINGLE_RATE,
		C2Config::AAC_SBR_DUAL_RATE,
		C2Config::AAC_SBR_AUTO })})
		.withSetter(Setter<decltype(*mSBRMode)>::NonStrictValueWithNoDeps)
		.build());
		}

		uint32_t getSampleRate() const { return mSampleRate->value; }
		uint32_t getChannelCount() const { return mChannelCount->value; }
		uint32_t getBitrate() const { return mBitrate->value; }
		uint32_t getSBRMode() const { return mSBRMode->value; }
		uint32_t getProfile() const { return mProfileLevel->profile; }
		static C2R ProfileLevelSetter(bool mayBlock, C2P<C2StreamProfileLevelInfo::output> &me) {
		(void)mayBlock;
		(void)me; // TODO: validate
		@@ -129,6 +142,7 @@ private:
		std::shared_ptr<C2StreamBitrateInfo::output> mBitrate;
		std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mInputMaxBufSize;
		std::shared_ptr<C2StreamProfileLevelInfo::output> mProfileLevel;
		std::shared_ptr<C2StreamAacSbrModeTuning::input> mSBRMode;
		};

		C2SoftAacEnc::C2SoftAacEnc(
		@@ -138,9 +152,6 @@ C2SoftAacEnc::C2SoftAacEnc(
		: SimpleC2Component(std::make_shared<SimpleInterface<IntfImpl>>(name, id, intfImpl)),
		mIntf(intfImpl),
		mAACEncoder(nullptr),
		mSBRMode(-1),
		mSBRRatio(0),
		mAACProfile(AOT_AAC_LC),
		mNumBytesPerInputFrame(0u),
		mOutBufferSize(0u),
		mSentCodecSpecificData(false),
		@@ -208,31 +219,37 @@ static CHANNEL_MODE getChannelMode(uint32_t nChannels) {
		return chMode;
		}

		//static AUDIO_OBJECT_TYPE getAOTFromProfile(OMX_U32 profile) {
		// if (profile == OMX_AUDIO_AACObjectLC) {
		// return AOT_AAC_LC;
		// } else if (profile == OMX_AUDIO_AACObjectHE) {
		// return AOT_SBR;
		// } else if (profile == OMX_AUDIO_AACObjectHE_PS) {
		// return AOT_PS;
		// } else if (profile == OMX_AUDIO_AACObjectLD) {
		// return AOT_ER_AAC_LD;
		// } else if (profile == OMX_AUDIO_AACObjectELD) {
		// return AOT_ER_AAC_ELD;
		// } else {
		// ALOGW("Unsupported AAC profile - defaulting to AAC-LC");
		// return AOT_AAC_LC;
		// }
		//}
		static AUDIO_OBJECT_TYPE getAOTFromProfile(uint32_t profile) {
		if (profile == C2Config::PROFILE_AAC_LC) {
		return AOT_AAC_LC;
		} else if (profile == C2Config::PROFILE_AAC_HE) {
		return AOT_SBR;
		} else if (profile == C2Config::PROFILE_AAC_HE_PS) {
		return AOT_PS;
		} else if (profile == C2Config::PROFILE_AAC_LD) {
		return AOT_ER_AAC_LD;
		} else if (profile == C2Config::PROFILE_AAC_ELD) {
		return AOT_ER_AAC_ELD;
		} else {
		ALOGW("Unsupported AAC profile - defaulting to AAC-LC");
		return AOT_AAC_LC;
		}
		}

		status_t C2SoftAacEnc::setAudioParams() {
		// We call this whenever sample rate, number of channels, bitrate or SBR mode change
		// in reponse to setParameter calls.
		int32_t sbrRatio = 0;
		uint32_t sbrMode = mIntf->getSBRMode();
		if (sbrMode == AAC_SBR_SINGLE_RATE) sbrRatio = 1;
		else if (sbrMode == AAC_SBR_DUAL_RATE) sbrRatio = 2;

		ALOGV("setAudioParams: %u Hz, %u channels, %u bps, %i sbr mode, %i sbr ratio",
		mIntf->getSampleRate(), mIntf->getChannelCount(), mIntf->getBitrate(), mSBRMode, mSBRRatio);
		mIntf->getSampleRate(), mIntf->getChannelCount(), mIntf->getBitrate(),
		sbrMode, sbrRatio);

		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_AOT, mAACProfile)) {
		uint32_t aacProfile = mIntf->getProfile();
		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_AOT, getAOTFromProfile(aacProfile))) {
		ALOGE("Failed to set AAC encoder parameters");
		return UNKNOWN_ERROR;
		}
		@@ -255,8 +272,8 @@ status_t C2SoftAacEnc::setAudioParams() {
		return UNKNOWN_ERROR;
		}

		if (mSBRMode != -1 && mAACProfile == AOT_ER_AAC_ELD) {
		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_SBR_MODE, mSBRMode)) {
		if (sbrMode != -1 && aacProfile == C2Config::PROFILE_AAC_ELD) {
		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_SBR_MODE, sbrMode)) {
		ALOGE("Failed to set AAC encoder parameters");
		return UNKNOWN_ERROR;
		}
		@@ -268,7 +285,7 @@ status_t C2SoftAacEnc::setAudioParams() {
		1: Downsampled SBR (default for ELD)
		2: Dualrate SBR (default for HE-AAC)
		*/
		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_SBR_RATIO, mSBRRatio)) {
		if (AACENC_OK != aacEncoder_SetParam(mAACEncoder, AACENC_SBR_RATIO, sbrRatio)) {
		ALOGE("Failed to set AAC encoder parameters");
		return UNKNOWN_ERROR;
		}

media/codec2/components/aac/C2SoftAacEnc.h

+0 −3

Original line number	Diff line number	Diff line
		@@ -50,9 +50,6 @@ private:

		HANDLE_AACENCODER mAACEncoder;

		int32_t mSBRMode;
		int32_t mSBRRatio;
		AUDIO_OBJECT_TYPE mAACProfile;
		UINT mNumBytesPerInputFrame;
		UINT mOutBufferSize;