screenrecord: add monotonic timestamps option (545bcd53) · Commits · e / os / android_frameworks_av

cmds/screenrecord/Overlay.cpp

+5 −0

Original line number	Diff line number	Diff line
		@@ -259,6 +259,11 @@ void Overlay::getTimeString_l(nsecs_t monotonicNsec, char* buf, size_t bufLen) {
		const char* format = "%T";
		struct tm tm;

		if (mUseMonotonicTimestamps) {
		snprintf(buf, bufLen, "%" PRId64, monotonicNsec);
		return;
		}

		// localtime/strftime is not the fastest way to do this, but a trivial
		// benchmark suggests that the cost is negligible.
		int64_t realTime = mStartRealtimeNsecs +

+5 −2

Original line number	Diff line number	Diff line
		@@ -37,7 +37,7 @@ namespace android {
		*/
		class Overlay : public GLConsumer::FrameAvailableListener, Thread {
		public:
		Overlay() : Thread(false),
		Overlay(bool monotonicTimestamps) : Thread(false),
		mThreadResult(UNKNOWN_ERROR),
		mState(UNINITIALIZED),
		mFrameAvailable(false),
		@@ -45,7 +45,8 @@ public:
		mStartMonotonicNsecs(0),
		mStartRealtimeNsecs(0),
		mLastFrameNumber(-1),
		mTotalDroppedFrames(0)
		mTotalDroppedFrames(0),
		mUseMonotonicTimestamps(monotonicTimestamps)
		{}

		// Creates a thread that performs the overlay. Pass in the surface that
		@@ -151,6 +152,8 @@ private:
		nsecs_t mLastFrameNumber;
		size_t mTotalDroppedFrames;

		bool mUseMonotonicTimestamps;

		static const char* kPropertyNames[];
		};

+6 −1

Original line number	Diff line number	Diff line
		@@ -68,6 +68,7 @@ static const char* kMimeTypeAvc = "video/avc";
		// Command-line parameters.
		static bool gVerbose = false; // chatty on stdout
		static bool gRotate = false; // rotate 90 degrees
		static bool gMonotonicTime = false; // use system monotonic time for timestamps
		static enum {
		FORMAT_MP4, FORMAT_H264, FORMAT_FRAMES, FORMAT_RAW_FRAMES
		} gOutputFormat = FORMAT_MP4; // data format for output
		@@ -612,7 +613,7 @@ static status_t recordScreen(const char* fileName) {
		sp<Overlay> overlay;
		if (gWantFrameTime) {
		// Send virtual display frames to an external texture.
		overlay = new Overlay();
		overlay = new Overlay(gMonotonicTime);
		err = overlay->start(encoderInputSurface, &bufferProducer);
		if (err != NO_ERROR) {
		if (encoder != NULL) encoder->release();
		@@ -890,6 +891,7 @@ int main(int argc, char* const argv[]) {
		{ "show-frame-time", no_argument, NULL, 'f' },
		{ "rotate", no_argument, NULL, 'r' },
		{ "output-format", required_argument, NULL, 'o' },
		{ "monotonic-time", no_argument, NULL, 'm' },
		{ NULL, 0, NULL, 0 }
		};

		@@ -969,6 +971,9 @@ int main(int argc, char* const argv[]) {
		return 2;
		}
		break;
		case 'm':
		gMonotonicTime = true;
		break;
		default:
		if (ic != '?') {
		fprintf(stderr, "getopt_long returned unexpected value 0x%x\n", ic);