Carl Eugen Hoyos <[EMAIL PROTECTED]> added the comment:
Seems that ffmpeg does not support mpeg4 in mpeg.
Works with -vcodec mpeg4:
ffmpeg -vcodec mpeg4 -i impossible_seek.mpg -f crc -
FFmpeg version SVN-r14991, Copyright (c) 2000-2008 Fabrice Bellard, et al.
configuration: --enable-libamr-nb --enable-nonfree --enable-libamr-wb
--enable-gpl --enable-libfaad --enable-libfaac --enable-libgsm
--enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libx264
--enable-libxvid --enable-libdc1394 --extra-cflags=-I/usr/include/gsm
--enable-postproc --enable-libschroedinger --cc=/opt/intel/cc/10.1.017/bin/icc
--cpu=pentium3
libavutil 49.10. 0 / 49.10. 0
libavcodec 51.69. 0 / 51.69. 0
libavformat 52.21. 0 / 52.21. 0
libavdevice 52. 1. 0 / 52. 1. 0
built on Aug 27 2008 15:13:11, gcc: Intel(R) C++ gcc 4.2 mode
[NULL @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[NULL @ 0x87b5aa0]my guess is 2 bits ;)
[NULL @ 0x87b5aa0]looks like this file was encoded with
(divx4/(old)xvid/opendivx) -> forcing low_delay flag
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 2 bits ;)
[mpeg4 @ 0x87b5aa0]looks like this file was encoded with
(divx4/(old)xvid/opendivx) -> forcing low_delay flag
[mpeg4 @ 0x87b5aa0]picture size invalid (0x0)
[mpeg4 @ 0x87b5aa0]get_buffer() failed (-1 0 0 (nil))
[mpeg4 @ 0x87b5aa0]picture size invalid (0x0)
[mpeg4 @ 0x87b5aa0]get_buffer() failed (-1 0 0 (nil))
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 1 bits ;)
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 1 bits ;)
[mpeg4 @ 0x87b5aa0]Error, header damaged or not MPEG4 header (f_code=0)
[mpeg4 @ 0x87b5aa0]header damaged
[mpeg4 @ 0x87b5aa0]Error, header damaged or not MPEG4 header (f_code=0)
[mpeg4 @ 0x87b5aa0]header damaged
Input #0, mpeg, from 'impossible_seek.mpg':
Duration: 00:00:23.84, start: 119.660133, bitrate: 3355 kb/s
Stream #0.0[0x1e0]: Video: mpeg4, yuv420p, 704x576 [PAR 12:11 DAR 4:3],
25.00 tb(r)
Stream #0.1[0x1c0]: Audio: mp2, 48000 Hz, stereo, s16, 192 kb/s
Output #0, crc, to 'pipe:':
Stream #0.0: Video: rawvideo, yuv420p, 704x576 [PAR 12:11 DAR 4:3], q=2-31,
200 kb/s, 25.00 tb(c)
Stream #0.1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream mapping:
Stream #0.0 -> #0.0
Stream #0.1 -> #0.1
Press [q] to stop encoding
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 2 bits ;)
[mpeg4 @ 0x87b5aa0]looks like this file was encoded with
(divx4/(old)xvid/opendivx) -> forcing low_delay flag
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 2 bits ;)
[mpeg4 @ 0x87b5aa0]looks like this file was encoded with
(divx4/(old)xvid/opendivx) -> forcing low_delay flag
[mpeg4 @ 0x87b5aa0]warning: first frame is no keyframe
[mpeg4 @ 0x87b5aa0]ac-tex damaged at 5 0
[mpeg4 @ 0x87b5aa0]Error at MB: 5
[mpeg4 @ 0x87b5aa0]concealing 1584 DC, 1584 AC, 1584 MV errors
[mpeg4 @ 0x87b5aa0]ac-tex damaged at 43 0
[mpeg4 @ 0x87b5aa0]Error at MB: 43
[mpeg4 @ 0x87b5aa0]concealing 1584 DC, 1584 AC, 1584 MV errors
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 1 bits ;)
[mpeg4 @ 0x87b5aa0]hmm, seems the headers are not complete, trying to guess
time_increment_bits
[mpeg4 @ 0x87b5aa0]my guess is 1 bits ;)
[mpeg4 @ 0x87b5aa0]Error, header damaged or not MPEG4 header (f_code=0)
[mpeg4 @ 0x87b5aa0]header damaged
Error while decoding stream #0.0
[mpeg4 @ 0x87b5aa0]Error, header damaged or not MPEG4 header (f_code=0)
[mpeg4 @ 0x87b5aa0]header damaged
Error while decoding stream #0.0
[mpeg4 @ 0x87b5aa0]cbpc damaged at 33 23B time=23.52 bitrate= 0.0kbits/s
[mpeg4 @ 0x87b5aa0]Error at MB: 1068
[mpeg4 @ 0x87b5aa0]concealing 591 DC, 591 AC, 591 MV errors
CRC=0x93567c97
frame= 596 fps= 56 q=0.0 Lsize= 0kB time=23.84 bitrate= 0.0kbits/s
video:354024kB audio:4473kB global headers:0kB muxing overhead -99.999996%
----------
substatus: open -> reproduced
title: cant encode mpeg1 file -> ffmpeg does not recognize mpeg4 in mpeg sample
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FFmpeg issue tracker <[EMAIL PROTECTED]>
<https://roundup.mplayerhq.hu/roundup/ffmpeg/issue568>
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