[Live-devel] h264 and ulaw save to mp4

[Qiuyunfu]

hi, 
   I use the quicktimefilesink save h.264 and ulaw data to a .mp4 file,
but there have some errors:

    the quicktime palyer dont play it ,an report a error:
        Error -2041:an invalid sample description was found in the movie

    I try to play the mp4 file with VLC,I can hear the voice but the video is invisible

   When the VLC playing the mp4 video, it have follow errors: 

   fmpeg warning: Unknown NAL code: 0 (h264 at 00AF7C50)
   ffmpeg warning: AVC: Consumed only 8 bytes instead of 359 (h264 at 00AF7C50)
   ffmpeg warning: non existing PPS referenced   (h264 at 00AF7C50)
   ffmpeg warning: decode_slice_header error (h264 at 00AF7C50)
   ffmpeg warning: AVC: nal size -834895872 (h264 at 00AF7C50)
   ffmpeg warning: cannot decode one frame (4742 bytes)
   ffmpeg warning: AVC: Consumed only 1 bytes instead of 2124
   (h264 at 00AF7C50)
   ffmpeg warning: Unknown NAL code: 0
   (h264 at 00AF7C50)
   ffmpeg warning: Unknown NAL code: 26
   (h264 at 00AF7C50)
   ffmpeg warning: AVC: Consumed only 1790 bytes instead of 2113111429
    (h264 at 00AF7C50)
   ffmpeg warning: Unknown NAL code: 30
   (h264 at 00AF7C50)
   ffmpeg warning: cannot decode one frame (2124 bytes)
      
   
   I dont know how to solve these errors,please give a hand.
   
   Thank you and best regards