[FFmpeg-trac] #4325(avformat:new): Invalid but playable raw h264 stream is not auto-detected
FFmpeg
trac at avcodec.org
Tue Feb 24 11:18:29 CET 2015
#4325: Invalid but playable raw h264 stream is not auto-detected
--------------------------------------+----------------------------------
Reporter: cehoyos | Owner:
Type: defect | Status: new
Priority: normal | Component: avformat
Version: git-master | Keywords: h264
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
--------------------------------------+----------------------------------
Related to #4324
I will attach a raw h264 stream (that cannot be decoded with the reference
decoder) that can be decoded with FFmpeg, but auto-detection fails.
{{{
$ /ffmpeg -i h264probing
ffmpeg version N-69945-g2280552 Copyright (c) 2000-2015 the FFmpeg
developers
built with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl
libavutil 54. 18.100 / 54. 18.100
libavcodec 56. 22.100 / 56. 22.100
libavformat 56. 22.100 / 56. 22.100
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 11.100 / 5. 11.100
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
[aac @ 0x2fe93a0] Format aac detected only with low score of 1,
misdetection possible!
[...]
[aac @ 0x2fe93a0] decoding for stream 0 failed
[aac @ 0x2fe93a0] Estimating duration from bitrate, this may be inaccurate
[aac @ 0x2fe93a0] Could not find codec parameters for stream 0 (Audio: aac
(Main), mono, fltp, 89 kb/s): unspecified sample rate
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
h264probing: could not find codec parameters
Input #0, aac, from 'h264probing':
Duration: 00:01:16.81, bitrate: 89 kb/s
Stream #0:0: Audio: aac (Main), mono, fltp, 89 kb/s
At least one output file must be specified
}}}
{{{
$ ffmpeg -f h264 -i h264probing
ffmpeg version N-69945-g2280552 Copyright (c) 2000-2015 the FFmpeg
developers
built with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl
libavutil 54. 18.100 / 54. 18.100
libavcodec 56. 22.100 / 56. 22.100
libavformat 56. 22.100 / 56. 22.100
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 11.100 / 5. 11.100
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
[h264 @ 0x2604e20] non-existing PPS 0 referenced
Last message repeated 1 times
[h264 @ 0x2604e20] decode_slice_header error
[h264 @ 0x2604e20] no frame!
[h264 @ 0x2604e20] non-existing PPS 0 referenced
Last message repeated 1 times
[h264 @ 0x2604e20] decode_slice_header error
[h264 @ 0x2604e20] no frame!
Input #0, h264, from 'h264probing':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: h264 (Main), yuv420p(tv), 640x360 [SAR 1:1 DAR
16:9], 25 fps, 25 tbr, 1200k tbn, 50 tbc
At least one output file must be specified
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4325>
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