[FFmpeg-trac] #7181(ffplay:new): When playing this type of vp9 video, there are periods of a white screen.
FFmpeg
trac at avcodec.org
Wed May 2 06:03:34 EEST 2018
#7181: When playing this type of vp9 video, there are periods of a white screen.
--------------------------------+-------------------------------------
Reporter: kj4qwt | Type: defect
Status: new | Priority: important
Component: ffplay | Version: 2.6.9
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
--------------------------------+-------------------------------------
Summary of the bug:
How to reproduce:
{{{
% ffplay -v 9 -loglevel 99 ./Videos/Andrew\ Peterson\ Is\ He\ Worthy.webm
ffplay version 2.6.8 Copyright (c) 2003-2016 the FFmpeg developers
built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-4)
configuration: --prefix=/usr --bindir=/usr/bin
--datadir=/usr/share/ffmpeg --incdir=/usr/include/ffmpeg
--libdir=/usr/lib64 --mandir=/usr/share/man --arch=x86_64 --optflags='-O2
-g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-
strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64
-mtune=generic' --enable-bzlib --disable-crystalhd --enable-gnutls
--enable-ladspa --enable-libass --enable-libcdio --enable-libdc1394
--enable-libfaac --enable-nonfree --enable-libfdk-aac --enable-nonfree
--disable-indev=jack --enable-libfreetype --enable-libgsm --enable-
libmp3lame --enable-openal --enable-libopenjpeg --enable-libopus --enable-
libpulse --enable-libschroedinger --enable-libsoxr --enable-libspeex
--enable-libtheora --enable-libvorbis --enable-libv4l2 --enable-libx264
--enable-libx265 --enable-libxvid --enable-x11grab --enable-avfilter
--enable-avresample --enable-postproc --enable-pthreads --disable-static
--enable-shared --enable-gpl --disable-debug --disable-stripping
--shlibdir=/usr/lib64 --enable-runtime-cpudetect
libavutil 54. 20.100 / 54. 20.100
libavcodec 56. 26.100 / 56. 26.100
libavformat 56. 25.101 / 56. 25.101
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 11.102 / 5. 11.102
libavresample 2. 1. 0 / 2. 1. 0
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
[matroska,webm @ 0x7fa4b800ae60] Format matroska,webm probed with
size=2048 and score=100
st:0 removing common factor 1000000 from timebase
st:1 removing common factor 1000000 from timebase
[matroska,webm @ 0x7fa4b800ae60] Before avformat_find_stream_info() pos:
544 bytes read:32768 seeks:0
[matroska,webm @ 0x7fa4b800ae60] All info foundKB sq= 0B f=0/0
[matroska,webm @ 0x7fa4b800ae60] After avformat_find_stream_info() pos:
888 bytes read:32768 seeks:0 frames:3
Input #0, matroska,webm, from './Videos/Andrew Peterson Is He
Worthy.webm':
Metadata:
encoder : Lavf56.25.101
Duration: 00:04:30.74, start: 0.007000, bitrate: 349 kb/s
Stream #0:0(eng), 2, 1/1000: Video: vp9, yuv420p, 640x360, 1/1000, SAR
1:1 DAR 16:9, 23.98 fps, 23.98 tbr, 1k tbn, 1k tbc (default)
Stream #0:1(eng), 1, 1/1000: Audio: opus, 48000 Hz, stereo, fltp
(default)
detected 2 logical cores
[ffplay_abuffer @ 0x7fa4b8034c20] Setting 'sample_rate' to value '48000'
[ffplay_abuffer @ 0x7fa4b8034c20] Setting 'sample_fmt' to value 'fltp'
[ffplay_abuffer @ 0x7fa4b8034c20] Setting 'channels' to value '2'
[ffplay_abuffer @ 0x7fa4b8034c20] Setting 'time_base' to value '1/48000'
[ffplay_abuffer @ 0x7fa4b8034c20] Setting 'channel_layout' to value '0x3'
[ffplay_abuffer @ 0x7fa4b8034c20] tb:1/48000 samplefmt:fltp
samplerate:48000 chlayout:0x3
[ffplay_abuffersink @ 0x7fa4b8035d20] auto-inserting filter 'auto-inserted
resampler 0' between the filter 'ffplay_abuffer' and the filter
'ffplay_abuffersink'
[AVFilterGraph @ 0x7fa4b8054340] query_formats: 2 queried, 0 merged, 3
already done, 0 delayed
[auto-inserted resampler 0 @ 0x7fa4b8036ce0] ch:2 chl:stereo fmt:fltp
r:48000Hz -> ch:2 chl:stereo fmt:s16 r:48000Hz
Audio frame changed from rate:48000 ch:2 fmt:fltp layout:stereo serial:-1
to rate:48000 ch:2 fmt:fltp layout:stereo serial:1
[ffplay_abuffer @ 0x7fa4a0003040] Setting 'sample_rate' to value '48000'
[ffplay_abuffer @ 0x7fa4a0003040] Setting 'sample_fmt' to value 'fltp'
[ffplay_abuffer @ 0x7fa4a0003040] Setting 'channels' to value '2'
[ffplay_abuffer @ 0x7fa4a0003040] Setting 'time_base' to value '1/48000'
[ffplay_abuffer @ 0x7fa4a0003040] Setting 'channel_layout' to value '0x3'
[ffplay_abuffer @ 0x7fa4a0003040] tb:1/48000 samplefmt:fltp
samplerate:48000 chlayout:0x3
[ffplay_abuffersink @ 0x7fa4a00041c0] auto-inserting filter 'auto-inserted
resampler 0' between the filter 'ffplay_abuffer' and the filter
'ffplay_abuffersink'
[AVFilterGraph @ 0x7fa4a0002d40] query_formats: 2 queried, 0 merged, 3
already done, 0 delayed
[auto-inserted resampler 0 @ 0x7fa4a00054e0] ch:2 chl:stereo fmt:fltp
r:48000Hz -> ch:2 chl:stereo fmt:s16 r:48000Hz
Video frame changed from size:0x0 format:none serial:-1 to size:640x360
format:yuv420p serial:1
[ffplay_buffer @ 0x7fa498003be0] Setting 'video_size' to value '640x360'
[ffplay_buffer @ 0x7fa498003be0] Setting 'pix_fmt' to value '0'
[ffplay_buffer @ 0x7fa498003be0] Setting 'time_base' to value '1/1000'
[ffplay_buffer @ 0x7fa498003be0] Setting 'pixel_aspect' to value '0/1'
[ffplay_buffer @ 0x7fa498003be0] Setting 'frame_rate' to value
'24000/1001'
[ffplay_buffer @ 0x7fa498003be0] w:640 h:360 pixfmt:yuv420p tb:1/1000
fr:24000/1001 sar:0/1 sws_param:
[ffplay_crop @ 0x7fa498004a60] Setting 'out_w' to value 'floor(in_w/2)*2'
[ffplay_crop @ 0x7fa498004a60] Setting 'out_h' to value 'floor(in_h/2)*2'
[AVFilterGraph @ 0x7fa4980030e0] query_formats: 3 queried, 2 merged, 0
already done, 0 delayed
[ffplay_crop @ 0x7fa498004a60] w:640 h:360 sar:0/1 -> w:640 h:360 sar:0/1
[AVIOContext @ 0x7fa4b80008c0] Statistics: 262144 bytes read, 0 seeks
[admin at new-host ~]$
}}}
Patches should be submitted to the ffmpeg-devel mailing list and not this
bug tracker.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/7181>
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