Creating CMSampleBufferRef from the data

Question

I am trying to create a CMSampleBuffer Ref from the data and trying to feed it to AVAssetWriter. But asset writer is failing to create the movie from the data. Following is the

Answer 1

    The operation couldn’t be completed. (AVFoundationErrorDomain error -11800.)

For this error, it always occur when timingInfo is invalid. it need set it to valid values with PTS and Duration.

CMSampleTimingInfo timingInfo = kCMTimingInfoInvalid;
timingInfo.presentationTimeStamp = pts; 
timingInfo.duration = duration;