[FFmpeg-cvslog] lavfi: make filter_frame non-recursive.
Michael Niedermayer
michael at niedermayer.cc
Mon Dec 19 23:13:02 EET 2016
On Sun, Dec 18, 2016 at 10:49:36AM +0100, Nicolas George wrote:
> ffmpeg | branch: master | Nicolas George <george at nsup.org> | Sun Jan 3 15:44:42 2016 +0100| [02aa0701ae0dc2def8db640c9e3c06dc1b5de70c] | committer: Nicolas George
>
> lavfi: make filter_frame non-recursive.
>
> A lot of changes happen at the same time:
>
> - Add a framequeue fifo to AVFilterLink.
>
> - split AVFilterLink.status into status_in and status_out: requires
> changes to the few filters and programs that use it directly
> (f_interleave, split, filtfmts).
>
> - Add a field ready to AVFilterContext, marking when the filter is ready
> and its activation priority.
>
> - Add flags to mark blocked links.
>
> - Change ff_filter_frame() to enqueue the frame.
>
> - Change all filtering functions to update the ready field and the
> blocked flags.
>
> - Update ff_filter_graph_run_once() to use the ready field.
>
> - buffersrc: always push the frame immediately.
>
> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=02aa0701ae0dc2def8db640c9e3c06dc1b5de70c
> ---
this breaks
./ffmpeg -i ~/tickets/4329/bogus_video.mp4 -vframes 50 -vf crop=720:404 test.mov
(no audio in the output)
one has to increase vframes to 70
to get some audi oto appear at the begin, this seems odd
file should be this:
http://samples.ffmpeg.org/ffmpeg-bugs/trac/ticket4329/bogus_video.mp4
0, -800, 0, 400, 794, 0x3ad604c7
0, -400, 800, 400, 22, 0x3a09051b, F=0x0
1, -1024, -1024, 1024, 6, 0x037a013d, F=0x5, S=1, 10, 0x00240004
0, 0, 400, 400, 20, 0x21b203c2, F=0x0
1, 0, 0, 1024, 6, 0x037a013d
1, 1024, 1024, 1024, 6, 0x037a013d
0, 400, 1200, 400, 12769, 0x9a399624, F=0x0
1, 2048, 2048, 1024, 6, 0x037a013d
1, 3072, 3072, 1024, 6, 0x037a013d
0, 800, 2000, 400, 5653, 0x395c3070, F=0x0
1, 4096, 4096, 1024, 6, 0x037a013d
0, 1200, 1600, 400, 2146, 0x94f1304b, F=0x0
1, 5120, 5120, 1024, 470, 0xe6a7ed9f
1, 6144, 6144, 1024, 332, 0x64fca77e
0, 1600, 2800, 400, 5723, 0xe9ee0c94, F=0x0
1, 7168, 7168, 1024, 405, 0x4b7dc5db
0, 2000, 2400, 400, 1851, 0xe10c8e42, F=0x0
1, 8192, 8192, 1024, 1207, 0x4076622a
1, 9216, 9216, 1008, 634, 0x25e31eab
0, 2400, 3600, 400, 6172, 0x438f1c86, F=0x0
0, 2800, 3200, 400, 1993, 0x4dd4f5dd, F=0x0
0, 3200, 4400, 400, 5876, 0x47264a92, F=0x0
0, 3600, 4000, 400, 2060, 0x678ffcd6, F=0x0
0, 4000, 5200, 400, 6296, 0xc4fc26bd, F=0x0
0, 4400, 4800, 400, 2376, 0x56209df9, F=0x0
0, 4800, 6000, 400, 7232, 0x4ee9fc93, F=0x0
0, 5200, 5600, 400, 2461, 0xf39bd2ac, F=0x0
0, 5600, 6800, 400, 6890, 0xc26e86cd, F=0x0
0, 6000, 6400, 400, 1861, 0x3b6d90d4, F=0x0
0, 6400, 7600, 400, 5593, 0x39bfc6d7, F=0x0
0, 6800, 7200, 400, 1489, 0x9342de08, F=0x0
0, 7200, 8400, 400, 5673, 0x508b00d7, F=0x0
0, 7600, 8000, 400, 1336, 0xc5287c4d, F=0x0
0, 8000, 9200, 400, 4875, 0x14755c98, F=0x0
0, 8400, 8800, 400, 1160, 0xaf9b46dd, F=0x0
0, 8800, 10000, 400, 4665, 0x9f5bffb6, F=0x0
0, 9200, 9600, 400, 1167, 0xf4964f57, F=0x0
0, 9600, 10800, 400, 3243, 0x4734579f, F=0x0
0, 10000, 10400, 400, 1136, 0xb4b33f0a, F=0x0
0, 10400, 11200, 400, 8957, 0x61f15da3
0, 10800, 11600, 400, 5228, 0x33b41a30, F=0x0
0, 11200, 12000, 400, 5252, 0x53095cf9, F=0x0
0, 11600, 12400, 400, 5148, 0x8f881708, F=0x0
0, 12000, 12800, 400, 5722, 0x64230ea4, F=0x0
0, 12400, 13200, 400, 3836, 0x1c9d7023, F=0x0
0, 12800, 13600, 400, 4098, 0xcd85effa, F=0x0
0, 13200, 14000, 400, 6465, 0x2e9fae5e, F=0x0
0, 13600, 14400, 400, 6251, 0xaa0d4c0e, F=0x0
0, 14000, 14800, 400, 5825, 0xd6a282f2, F=0x0
0, 14400, 15200, 400, 5614, 0xef5d05a4, F=0x0
0, 14800, 15600, 400, 5438, 0x599a99f2, F=0x0
0, 15200, 16000, 400, 5026, 0x83fba1b0, F=0x0
0, 15600, 16400, 400, 5069, 0x51d8da52, F=0x0
0, 16000, 16800, 400, 5762, 0xff3d5071, F=0x0
0, 16400, 17200, 400, 5541, 0xf31ac340, F=0x0
0, 16800, 17600, 400, 5457, 0xdb7a926f, F=0x0
0, 17200, 18000, 400, 23449, 0x903797bc, F=0x0
0, 17600, 19200, 400, 6361, 0x24b56255, F=0x0
0, 18000, 18800, 400, 2005, 0xf82acf1f, F=0x0
0, 18400, 18400, 400, 1240, 0x68a16ee9, F=0x0
0, 18800, 20000, 400, 6393, 0x74c776b8, F=0x0
0, 19200, 19600, 400, 1816, 0xe57fa0db, F=0x0
0, 19600, 20800, 400, 6587, 0xb4669c0b, F=0x0
0, 20000, 20400, 400, 1858, 0x57dc9523, F=0x0
0, 20400, 21600, 400, 6786, 0xf4553b4c, F=0x0
0, 20800, 21200, 400, 1716, 0x496e4c21, F=0x0
0, 21200, 22800, 400, 7390, 0xf6d9544f, F=0x0
0, 21600, 22400, 400, 1168, 0xf28451b5, F=0x0
0, 22000, 22000, 400, 1693, 0xf77755ab, F=0x0
0, 22400, 23600, 400, 6425, 0x27cd6681, F=0x0
0, 22800, 23200, 400, 1084, 0x4b551dbd, F=0x0
0, 23200, 24800, 400, 7144, 0xe4e1009f, F=0x0
0, 23600, 24400, 400, 1838, 0x499e97cd, F=0x0
0, 24000, 24000, 400, 1050, 0x2d5619f5, F=0x0
0, 24400, 26000, 400, 6081, 0x4b6ff41b, F=0x0
0, 24800, 25600, 400, 1161, 0x2d4c5dab, F=0x0
0, 25200, 25200, 400, 1730, 0x22d762ae, F=0x0
0, 25600, 27200, 400, 4340, 0x30fb7989, F=0x0
0, 26000, 26800, 400, 1599, 0x22c92c12, F=0x0
0, 26400, 26400, 400, 1043, 0x772100f4, F=0x0
0, 26800, 27600, 400, 1867, 0xe28f9673, F=0x0
frame= 70 fps=0.0 q=-1.0 Lsize= 5kB time=00:00:02.23 bitrate= 19.7kbits/s speed=2.71e+03x
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Rewriting code that is poorly written but fully understood is good.
Rewriting code that one doesnt understand is a sign that one is less smart
then the original author, trying to rewrite it will not make it better.
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