Use video output if necessary for timelapse video recording (a1d2d8f7) · Commits · e / os / android_frameworks_base

include/media/stagefright/CameraSourceTimeLapse.h

+3 −3

Original line number	Diff line number	Diff line
		@@ -182,10 +182,10 @@ private:
		// buffer.
		void fillLastReadBufferCopy(MediaBuffer& sourceBuffer);

		// If the passed in size (width x height) is a supported preview size,
		// the function sets the camera's preview size to it and returns true.
		// If the passed in size (width x height) is a supported video/preview size,
		// the function sets the camera's video/preview size to it and returns true.
		// Otherwise returns false.
		bool trySettingPreviewSize(int32_t width, int32_t height);
		bool trySettingVideoSize(int32_t width, int32_t height);

		// The still camera may not support the demanded video width and height.
		// We look for the supported picture sizes from the still camera and

media/libstagefright/CameraSourceTimeLapse.cpp

+19 −9

Original line number	Diff line number	Diff line
		@@ -76,7 +76,7 @@ CameraSourceTimeLapse::CameraSourceTimeLapse(
		mVideoWidth = videoSize.width;
		mVideoHeight = videoSize.height;

		if (trySettingPreviewSize(videoSize.width, videoSize.height)) {
		if (trySettingVideoSize(videoSize.width, videoSize.height)) {
		mUseStillCameraForTimeLapse = false;
		} else {
		// TODO: Add a check to see that mTimeBetweenTimeLapseFrameCaptureUs is greater
		@@ -115,29 +115,39 @@ void CameraSourceTimeLapse::startQuickReadReturns() {
		}
		}

		bool CameraSourceTimeLapse::trySettingPreviewSize(int32_t width, int32_t height) {
		LOGV("trySettingPreviewSize: %dx%d", width, height);
		bool CameraSourceTimeLapse::trySettingVideoSize(int32_t width, int32_t height) {
		LOGV("trySettingVideoSize: %dx%d", width, height);
		int64_t token = IPCThreadState::self()->clearCallingIdentity();
		String8 s = mCamera->getParameters();

		CameraParameters params(s);
		Vector<Size> supportedSizes;
		params.getSupportedVideoSizes(supportedSizes);
		bool videoOutputSupported = false;
		if (supportedSizes.size() == 0) {
		params.getSupportedPreviewSizes(supportedSizes);
		} else {
		videoOutputSupported = true;
		}

		bool previewSizeSupported = false;
		bool videoSizeSupported = false;
		for (uint32_t i = 0; i < supportedSizes.size(); ++i) {
		int32_t pictureWidth = supportedSizes[i].width;
		int32_t pictureHeight = supportedSizes[i].height;

		if ((pictureWidth == width) && (pictureHeight == height)) {
		previewSizeSupported = true;
		videoSizeSupported = true;
		}
		}

		bool isSuccessful = false;
		if (previewSizeSupported) {
		LOGV("Video size (%d, %d) is a supported preview size", width, height);
		if (videoSizeSupported) {
		LOGV("Video size (%d, %d) is supported", width, height);
		if (videoOutputSupported) {
		params.setVideoSize(width, height);
		} else {
		params.setPreviewSize(width, height);
		}
		if (mCamera->setParameters(params.flatten()) == OK) {
		isSuccessful = true;
		} else {