[FFmpeg-trac] #88(undetermined:open): MPEG2 Transport Stream Demuxer - Incorrect PTS/DTS for Stream
FFmpeg
trac at avcodec.org
Fri Apr 22 00:19:30 CEST 2011
#88: MPEG2 Transport Stream Demuxer - Incorrect PTS/DTS for Stream
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Reporter: jlsantiago0 | Owner:
Type: defect | Status: open
Priority: normal | Component: undetermined
Version: git | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced: 0
Analyzed: 0 |
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Comment (by jlsantiago0):
One interesting Note:
I looked at the PTS and DTS returned by av_read_frame() in ffplay and they
are not set. ffplay uses av_open_input_file().
However,
I wrote some test code in my own application that uses
avio_alloc_context(), av_open_input_stream() where I provide a a 4KB
buffer to the AVIOContext, and implement a read_packet() and seek() that
uses the C runtime read() and seek() calls and the av_read_frame() returns
the correct PTS and DTS for the H.264 stream. It works correctly in this
case in my own application using the avio_alloc_context(),
av_open_input_stream() interface, but does not work in FFPLAY application.
--
Ticket URL: <https://avcodec.org/trac/ffmpeg/ticket/88#comment:7>
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