[FFmpeg-trac] #2738(avcodec:new): Recovery point / I-frame missed on h264 stream
FFmpeg
trac at avcodec.org
Tue Jul 2 02:36:07 CEST 2013
#2738: Recovery point / I-frame missed on h264 stream
--------------------------------------+---------------------------------
Reporter: cehoyos | Owner:
Type: defect | Status: new
Priority: normal | Component: avcodec
Version: git-master | Keywords: h264
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
--------------------------------------+---------------------------------
http://thread.gmane.org/gmane.comp.video.ffmpeg.user/46431
I will attach an elementary stream for which FFmpeg decodes five frames
before the first I-frame
{{{
$ ffmpeg -vsync 0 -i h264fail.h264 -vframes 10 out%2d.png
ffmpeg version N-54342-gbf87908 Copyright (c) 2000-2013 the FFmpeg
developers
built on Jul 2 2013 01:54:34 with gcc 4.3 (SUSE Linux)
configuration: --enable-gpl --enable-libopenjpeg --extra-ldflags=-lm
libavutil 52. 38.100 / 52. 38.100
libavcodec 55. 18.100 / 55. 18.100
libavformat 55. 10.100 / 55. 10.100
libavdevice 55. 2.100 / 55. 2.100
libavfilter 3. 77.101 / 3. 77.101
libswscale 2. 3.100 / 2. 3.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 3.100 / 52. 3.100
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS referenced
[h264 @ 0x90a54a0] non-existing SPS 0 referenced in buffering period
[h264 @ 0x90a54a0] non-existing PPS 0 referenced
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] no frame!
[h264 @ 0x90a54a0] mmco: unref short failure
Last message repeated 2 times
Input #0, h264, from 'h264fail.h264':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: h264 (High), yuv420p, 1280x720 [SAR 1:1 DAR 16:9],
47.67 fps, 50 tbr, 1200k tbn, 100 tbc
Output #0, image2, to 'out%2d.png':
Metadata:
encoder : Lavf55.10.100
Stream #0:0: Video: png, rgb24, 1280x720 [SAR 1:1 DAR 16:9], q=2-31,
200 kb/s, 90k tbn, 50 tbc
Stream mapping:
Stream #0:0 -> #0:0 (h264 -> png)
Press [q] to stop, [?] for help
[h264 @ 0x90a54a0] Missing reference picture, default is 0
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] Missing reference picture, default is 0
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] reference picture missing during reorder
[h264 @ 0x90a54a0] Missing reference picture, default is 0
[h264 @ 0x90a54a0] decode_slice_header error
[h264 @ 0x90a54a0] mmco: unref short failure
Last message repeated 1 times
frame= 10 fps=2.2 q=0.0 Lsize=N/A time=00:00:00.30 bitrate=N/A
video:10475kB audio:0kB subtitle:0 global headers:0kB muxing overhead
-100.000205%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2738>
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