[FFmpeg-devel] [PATCH] fix reference quicktime movie reading

Michael Niedermayer michael at niedermayer.cc
Wed Jul 15 01:23:30 CEST 2015


On Wed, Jun 24, 2015 at 08:22:33PM +0300, Maksym Veremeyenko wrote:
> Hi,
> 
> i noticed that ffmpeg from latest git stop decoding all reference mov files:
> 
> 
> [root at dev-5 data]# ffmpeg -debug 3 -i BNC123914.mov -y q.mp4
> ffmpeg version N-73128-g5a1f785 Copyright (c) 2000-2015 the FFmpeg
> developers
>   built with gcc 4.6.3 (GCC) 20120306 (Red Hat 4.6.3-2)
>   configuration: --prefix=/usr/local/enctools --enable-debug=3
> --extra-cflags='-O0 -ggdb -I/usr/local/enctools/include'
> --extra-ldflags=-L/usr/local/enctools/lib --enable-shared
> --enable-gpl --enable-version3 --enable-nonfree --enable-avfilter
> --enable-pthreads --enable-bzlib --enable-zlib --enable-libfaac
> --enable-libmp3lame --enable-libspeex --enable-libtheora
> --enable-libvorbis --enable-libx264 --enable-libxvid
> --enable-libfreetype --disable-stripping
>   libavutil      54. 27.100 / 54. 27.100
>   libavcodec     56. 44.101 / 56. 44.101
>   libavformat    56. 38.101 / 56. 38.101
>   libavdevice    56.  4.100 / 56.  4.100
>   libavfilter     5. 18.100 /  5. 18.100
>   libswscale      3.  1.101 /  3.  1.101
>   libswresample   1.  2.100 /  1.  2.100
>   libpostproc    53.  3.100 / 53.  3.100
>  matched as AVOption 'debug' with argument '3'.
> Reading option '-i' ... matched as input file with argument 'BNC123914.mov'.
> Reading option '-y' ... matched as option 'y' (overwrite output
> files) with argument '1'.
> Reading option 'q.mp4' ... matched as output file.
> Finished splitting the commandline.
> Parsing a group of options: global .
> Applying option y (overwrite output files) with argument 1.
> Successfully parsed a group of options.
> Parsing a group of options: input file BNC123914.mov.
> Successfully parsed a group of options.
> Opening an input file: BNC123914.mov.
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] Format mov,mp4,m4a,3gp,3g2,mj2
> probed with size=2048 and score=50
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] volume f, len 1
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] filename BNC123914.dv, len 12
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] nlvl from 1, nlvl to 2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 0, len 9
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] dir media.dir
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 2, len 73
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 11, len 5
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type -1, len 0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] Absolute path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv
> not tried for security reasons, set demuxer option use_absolute_path
> to allow absolute paths
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] stream 0, error opening alias: path='/temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv',
> dir='media.dir', filename='BNC123914.dv', volume='f', nlvl_from=1,
> nlvl_to=2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] volume f, len 1
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] filename BNC123914.aiff, len 14
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] nlvl from 1, nlvl to 2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 0, len 9
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] dir media.dir
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 2, len 75
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type 11, len 5
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] type -1, len 0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] Absolute path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff
> not tried for security reasons, set demuxer option use_absolute_path
> to allow absolute paths
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] stream 1, error opening alias: path='/temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff',
> dir='media.dir', filename='BNC123914.aiff', volume='f', nlvl_from=1,
> nlvl_to=2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] Before
> avformat_find_stream_info() pos: 14936 bytes read:14936 seeks:0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] Could not find codec
> parameters for stream 0 (Video: dvvideo, 1 reference frame (dvcp /
> 0x70637664), none(topleft), 720x576, 1/600, 28800 kb/s): unspecified
> pixel format
> Consider increasing the value for the 'analyzeduration' and
> 'probesize' options
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x20ba300] After
> avformat_find_stream_info() pos: 14936 bytes read:14936 seeks:0
> frames:0
> Guessed Channel Layout for  Input Stream #0.1 : stereo
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'BNC123914.mov':
>   Metadata:
>     creation_time   : 2015-06-16 12:10:52
>     encoder         : Omneon OmMedia.dll 4.7.0 05-18-2007
> 18:45:32,ex={0,-1},rng={0,-1,0},trimAu,exPre
>     encoder-eng     : Omneon OmMedia.dll 4.7.0 05-18-2007
> 18:45:32,ex={0,-1},rng={0,-1,0},trimAu,exPre
>   Duration: 00:00:30.00, bitrate: 3 kb/s
>     Stream #0:0(eng), 0, 1/600: Video: dvvideo, 1 reference frame
> (dvcp / 0x70637664), none(topleft), 720x576, 1/600, 28800 kb/s, 25
> fps, 25 tbr, 600 tbn, 600 tbc (default)
>     Metadata:
>       creation_time   : 2015-06-16 12:11:12
>       handler_name    : Apple Alias Data Handler
>       encoder         : DV - PAL
>     Stream #0:1(eng), 0, 1/48000: Audio: pcm_s16be (twos /
> 0x736F7774), 48000 Hz, 2 channels, s16, 1536 kb/s (default)
>     Metadata:
>       creation_time   : 2015-06-16 12:11:12
>       handler_name    : Apple Alias Data Handler
> Successfully opened the file.
> Parsing a group of options: output file q.mp4.
> Successfully parsed a group of options.
> Opening an output file: q.mp4.
> Successfully opened the file.
> detected 4 logical cores
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'video_size' to
> value '720x576'
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'pix_fmt' to value '-1'
> [buffer @ 0x20b00c0] Unable to parse option value "-1" as pixel format
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'time_base' to
> value '1/600'
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'pixel_aspect'
> to value '0/1'
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'sws_param' to
> value 'flags=2'
> [graph 0 input from stream 0:0 @ 0x20a5880] Setting 'frame_rate' to
> value '25/1'
> [buffer @ 0x20b00c0] Unable to parse option value "-1" as pixel format
> [buffer @ 0x20b00c0] Error setting option pix_fmt to value -1.
> [graph 0 input from stream 0:0 @ 0x20a5880] Error applying options
> to the filter.
> Error opening filters!
> [AVIOContext @ 0x20cd5c0] Statistics: 0 seeks, 0 writeouts
> [AVIOContext @ 0x20b9bc0] Statistics: 14936 bytes read, 0 seeks
> 
> submitting flag *use_absolute_path* does not help:
> 
> [root at dev-5 data]# ffmpeg -debug 3 -use_absolute_path 0 -i
> BNC123914.mov -y q.mp4
> ffmpeg version N-73128-g5a1f785 Copyright (c) 2000-2015 the FFmpeg
> developers
>   built with gcc 4.6.3 (GCC) 20120306 (Red Hat 4.6.3-2)
>   configuration: --prefix=/usr/local/enctools --enable-debug=3
> --extra-cflags='-O0 -ggdb -I/usr/local/enctools/include'
> --extra-ldflags=-L/usr/local/enctools/lib --enable-shared
> --enable-gpl --enable-version3 --enable-nonfree --enable-avfilter
> --enable-pthreads --enable-bzlib --enable-zlib --enable-libfaac
> --enable-libmp3lame --enable-libspeex --enable-libtheora
> --enable-libvorbis --enable-libx264 --enable-libxvid
> --enable-libfreetype --disable-stripping
>   libavutil      54. 27.100 / 54. 27.100
>   libavcodec     56. 44.101 / 56. 44.101
>   libavformat    56. 38.101 / 56. 38.101
>   libavdevice    56.  4.100 / 56.  4.100
>   libavfilter     5. 18.100 /  5. 18.100
>   libswscale      3.  1.101 /  3.  1.101
>   libswresample   1.  2.100 /  1.  2.100
>   libpostproc    53.  3.100 / 53.  3.100
>  matched as AVOption 'debug' with argument '3'.
> Reading option '-use_absolute_path' ... matched as AVOption
> 'use_absolute_path' with argument '0'.
> Reading option '-i' ... matched as input file with argument 'BNC123914.mov'.
> Reading option '-y' ... matched as option 'y' (overwrite output
> files) with argument '1'.
> Reading option 'q.mp4' ... matched as output file.
> Finished splitting the commandline.
> Parsing a group of options: global .
> Applying option y (overwrite output files) with argument 1.
> Successfully parsed a group of options.
> Parsing a group of options: input file BNC123914.mov.
> Successfully parsed a group of options.
> Opening an input file: BNC123914.mov.
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] Format mov,mp4,m4a,3gp,3g2,mj2
> probed with size=2048 and score=50
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] volume f, len 1
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] filename BNC123914.dv, len 12
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] nlvl from 1, nlvl to 2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 0, len 9
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] dir media.dir
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 2, len 73
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 11, len 5
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type -1, len 0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] Absolute path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv
> not tried for security reasons, set demuxer option use_absolute_path
> to allow absolute paths
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] stream 0, error opening alias: path='/temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.dv',
> dir='media.dir', filename='BNC123914.dv', volume='f', nlvl_from=1,
> nlvl_to=2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] volume f, len 1
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] filename BNC123914.aiff, len 14
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] nlvl from 1, nlvl to 2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 0, len 9
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] dir media.dir
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 2, len 75
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type 11, len 5
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] type -1, len 0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] Absolute path /temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff
> not tried for security reasons, set demuxer option use_absolute_path
> to allow absolute paths
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] stream 1, error opening alias: path='/temp_store/BNC123914.mov_2015-06-16_15.10.52.880/media.dir/BNC123914.aiff',
> dir='media.dir', filename='BNC123914.aiff', volume='f', nlvl_from=1,
> nlvl_to=2
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] Before
> avformat_find_stream_info() pos: 14936 bytes read:14936 seeks:0
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] Could not find codec
> parameters for stream 0 (Video: dvvideo, 1 reference frame (dvcp /
> 0x70637664), none(topleft), 720x576, 1/600, 28800 kb/s): unspecified
> pixel format
> Consider increasing the value for the 'analyzeduration' and
> 'probesize' options
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1fe92a0] After
> avformat_find_stream_info() pos: 14936 bytes read:14936 seeks:0
> frames:0
> Guessed Channel Layout for  Input Stream #0.1 : stereo
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'BNC123914.mov':
>   Metadata:
>     creation_time   : 2015-06-16 12:10:52
>     encoder         : Omneon OmMedia.dll 4.7.0 05-18-2007
> 18:45:32,ex={0,-1},rng={0,-1,0},trimAu,exPre
>     encoder-eng     : Omneon OmMedia.dll 4.7.0 05-18-2007
> 18:45:32,ex={0,-1},rng={0,-1,0},trimAu,exPre
>   Duration: 00:00:30.00, bitrate: 3 kb/s
>     Stream #0:0(eng), 0, 1/600: Video: dvvideo, 1 reference frame
> (dvcp / 0x70637664), none(topleft), 720x576, 1/600, 28800 kb/s, 25
> fps, 25 tbr, 600 tbn, 600 tbc (default)
>     Metadata:
>       creation_time   : 2015-06-16 12:11:12
>       handler_name    : Apple Alias Data Handler
>       encoder         : DV - PAL
>     Stream #0:1(eng), 0, 1/48000: Audio: pcm_s16be (twos /
> 0x736F7774), 48000 Hz, 2 channels, s16, 1536 kb/s (default)
>     Metadata:
>       creation_time   : 2015-06-16 12:11:12
>       handler_name    : Apple Alias Data Handler
> Successfully opened the file.
> Parsing a group of options: output file q.mp4.
> Successfully parsed a group of options.
> Opening an output file: q.mp4.
> Successfully opened the file.
> detected 4 logical cores
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'video_size' to
> value '720x576'
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'pix_fmt' to value '-1'
> [buffer @ 0x1fdea60] Unable to parse option value "-1" as pixel format
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'time_base' to
> value '1/600'
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'pixel_aspect'
> to value '0/1'
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'sws_param' to
> value 'flags=2'
> [graph 0 input from stream 0:0 @ 0x1fdec40] Setting 'frame_rate' to
> value '25/1'
> [buffer @ 0x1fdea60] Unable to parse option value "-1" as pixel format
> [buffer @ 0x1fdea60] Error setting option pix_fmt to value -1.
> [graph 0 input from stream 0:0 @ 0x1fdec40] Error applying options
> to the filter.
> Error opening filters!
> [AVIOContext @ 0x1ffc540] Statistics: 0 seeks, 0 writeouts
> [AVIOContext @ 0x1fe8b20] Statistics: 14936 bytes read, 0 seeks
> 
> after investigation of latest patch i found that problem comes from
> *mov: Double-check that alias path is not an absolute path* http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=9286de045968ad456d4e752651eec22de5e89060
> 
> *alis* contains all information: absolute path, relative search
> information. and yes, absolute path always contains slash
> 
> moreover, flag *-use_absolute_path 1* is a input format (mov)
> dependent. i.e. if you need a simple thumbnail, you need to check if
> mov and only then submit *-use_absolute_path 1* flag.
> 
> is it normal? i can fix it by setting this flag to 1 by default, but
> why somebodies paranoia prevent ffmpeg from normal behavior?
> 
> -- 
> Maksym Veremeyenko
> 

>  mov.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 704b2496964511f0fb0c412bf30b14a28b078994  0001-fix-reference-movie-read.patch
> From fe7a4079e19ee2eba66a77c8f5bf03a11a6257a7 Mon Sep 17 00:00:00 2001
> From: Maksym Veremeyenko <verem at m1.tv>
> Date: Wed, 24 Jun 2015 19:57:09 +0300
> Subject: [PATCH] fix reference movie read

Applied a different but similar solution
please test

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The greatest way to live with honor in this world is to be what we pretend
to be. -- Socrates
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