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Simplify timestamp handling for mac-avcapture

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This commit is contained in:
Palana 2014-07-08 14:12:42 +02:00
parent b92e8dfe92
commit a5108e5fd9
1 changed files with 2 additions and 12 deletions
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14
plugins/mac-avcapture/av-capture.m
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@ -106,18 +106,8 @@ static inline void update_frame_size(struct av_capture *capture,
update_frame_size(capture, frame, CVPixelBufferGetWidth(img),
CVPixelBufferGetHeight(img));
CMSampleTimingInfo info;
CMSampleBufferGetSampleTimingInfo(sampleBuffer, 0, &info);
CMTime target_pts;
if (capture->has_clock) {
AVCaptureInputPort *port = capture->device_input.ports[0];
target_pts = CMSyncConvertTime(info.presentationTimeStamp,
port.clock, CMClockGetHostTimeClock());
} else {
target_pts = info.presentationTimeStamp;
}
CMTime target_pts =
CMSampleBufferGetOutputPresentationTimeStamp(sampleBuffer);
CMTime target_pts_nano = CMTimeConvertScale(target_pts, NANO_TIMESCALE,
kCMTimeRoundingMethod_Default);
frame->timestamp = target_pts_nano.value;