media: Add colorAspect support to SoftMPEG2 decoder. (6a9e943d) · Commits · e / os / android_frameworks_av

media/libstagefright/codecs/mpeg2dec/SoftMPEG2.cpp

+54 −0

Original line number	Diff line number	Diff line
		@@ -460,6 +460,47 @@ void SoftMPEG2::onReset() {
		resetPlugin();
		}

		bool SoftMPEG2::getSeqInfo() {
		IV_API_CALL_STATUS_T status;
		impeg2d_ctl_get_seq_info_ip_t s_ctl_get_seq_info_ip;
		impeg2d_ctl_get_seq_info_op_t s_ctl_get_seq_info_op;

		s_ctl_get_seq_info_ip.e_cmd = IVD_CMD_VIDEO_CTL;
		s_ctl_get_seq_info_ip.e_sub_cmd =
		(IVD_CONTROL_API_COMMAND_TYPE_T)IMPEG2D_CMD_CTL_GET_SEQ_INFO;

		s_ctl_get_seq_info_ip.u4_size = sizeof(impeg2d_ctl_get_seq_info_ip_t);
		s_ctl_get_seq_info_op.u4_size = sizeof(impeg2d_ctl_get_seq_info_op_t);

		status = ivdec_api_function(
		(iv_obj_t )mCodecCtx, (void )&s_ctl_get_seq_info_ip,
		(void *)&s_ctl_get_seq_info_op);

		if (status != IV_SUCCESS) {
		ALOGW("Error in getting Sequence info: 0x%x",
		s_ctl_get_seq_info_op.u4_error_code);
		return false;
		}


		int32_t primaries = s_ctl_get_seq_info_op.u1_colour_primaries;
		int32_t transfer = s_ctl_get_seq_info_op.u1_transfer_characteristics;
		int32_t coeffs = s_ctl_get_seq_info_op.u1_matrix_coefficients;
		bool fullRange = false; // mpeg2 video has limited range.

		ColorAspects colorAspects;
		ColorUtils::convertIsoColorAspectsToCodecAspects(
		primaries, transfer, coeffs, fullRange, colorAspects);

		// Update color aspects if necessary.
		if (colorAspectsDiffer(colorAspects, mBitstreamColorAspects)) {
		mBitstreamColorAspects = colorAspects;
		status_t err = handleColorAspectsChange();
		CHECK(err == OK);
		}
		return true;
		}

		OMX_ERRORTYPE SoftMPEG2::internalSetParameter(OMX_INDEXTYPE index, const OMX_PTR params) {
		const uint32_t oldWidth = mWidth;
		const uint32_t oldHeight = mHeight;
		@@ -650,6 +691,8 @@ void SoftMPEG2::onQueueFilled(OMX_U32 portIndex) {
		bool unsupportedDimensions = (IMPEG2D_UNSUPPORTED_DIMENSIONS == s_dec_op.u4_error_code);
		bool resChanged = (IVD_RES_CHANGED == (s_dec_op.u4_error_code & 0xFF));

		getSeqInfo();

		GETTIME(&mTimeEnd, NULL);
		/* Compute time taken for decode() */
		TIME_DIFF(mTimeStart, mTimeEnd, timeTaken);
		@@ -705,6 +748,8 @@ void SoftMPEG2::onQueueFilled(OMX_U32 portIndex) {
		continue;
		}

		// Combine the resolution change and coloraspects change in one PortSettingChange event
		// if necessary.
		if ((0 < s_dec_op.u4_pic_wd) && (0 < s_dec_op.u4_pic_ht)) {
		uint32_t width = s_dec_op.u4_pic_wd;
		uint32_t height = s_dec_op.u4_pic_ht;
		@@ -715,6 +760,11 @@ void SoftMPEG2::onQueueFilled(OMX_U32 portIndex) {
		resetDecoder();
		return;
		}
		} else if (mUpdateColorAspects) {
		notify(OMX_EventPortSettingsChanged, kOutputPortIndex,
		kDescribeColorAspectsIndex, NULL);
		mUpdateColorAspects = false;
		return;
		}

		if (s_dec_op.u4_output_present) {
		@@ -783,6 +833,10 @@ void SoftMPEG2::onQueueFilled(OMX_U32 portIndex) {
		}
		}

		int SoftMPEG2::getColorAspectPreference() {
		return kPreferBitstream;
		}

		} // namespace android

		android::SoftOMXComponent *createSoftOMXComponent(

media/libstagefright/codecs/mpeg2dec/SoftMPEG2.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -63,6 +63,7 @@ protected:
		virtual void onQueueFilled(OMX_U32 portIndex);
		virtual void onPortFlushCompleted(OMX_U32 portIndex);
		virtual void onReset();
		virtual int getColorAspectPreference();
		virtual OMX_ERRORTYPE internalSetParameter(OMX_INDEXTYPE index, const OMX_PTR params);
		private:
		// Number of input and output buffers
		@@ -125,6 +126,8 @@ private:
		OMX_BUFFERHEADERTYPE *outHeader,
		size_t timeStampIx);

		bool getSeqInfo();

		DISALLOW_EVIL_CONSTRUCTORS(SoftMPEG2);
		};