[FFmpeg-trac] #6006(avfilter:new): FPS filter not selecting right frames from input
FFmpeg
trac at avcodec.org
Sun Dec 11 11:43:07 EET 2016
#6006: FPS filter not selecting right frames from input
------------------------------------+------------------------------------
Reporter: Misaki | Owner:
Type: defect | Status: new
Priority: normal | Component: avfilter
Version: git-master | Resolution:
Keywords: fps | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
------------------------------------+------------------------------------
Comment (by Misaki):
{{{
ffmpeg -filter_complex
testsrc=rate=30,settb=1/1000,setpts=PTS+18,showinfo,fps=15,showinfo -t 0.2
-f null -
ffmpeg version 2.7.6-0ubuntu0.15.10.1 Copyright (c) 2000-2016 the FFmpeg
developers
built with gcc 5.2.1 (Ubuntu 5.2.1-22ubuntu2) 20151010
configuration: --prefix=/usr --extra-version=0ubuntu0.15.10.1 --build-
suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
--incdir=/usr/include/x86_64-linux-gnu --enable-gpl --enable-shared
--disable-stripping --enable-avresample --enable-avisynth --enable-frei0r
--enable-gnutls --enable-ladspa --enable-libass --enable-libbluray
--enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite
--enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-
libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-
libopenjpeg --enable-openal --enable-libopus --enable-libpulse --enable-
librtmp --enable-libschroedinger --enable-libshine --enable-libspeex
--enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx
--enable-libwavpack --enable-libwebp --enable-libxvid --enable-libzvbi
--enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883
--enable-libzmq --enable-libssh --enable-libsoxr --enable-libx264
--enable-libopencv --enable-libx265
libavutil 54. 27.100 / 54. 27.100
libavcodec 56. 41.100 / 56. 41.100
libavformat 56. 36.100 / 56. 36.100
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 16.101 / 5. 16.101
libavresample 2. 1. 0 / 2. 1. 0
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 2.100 / 1. 2.100
libpostproc 53. 3.100 / 53. 3.100
[Parsed_showinfo_3 @ 0x16878a0] config in time_base: 1/1000, frame_rate:
30/1
[Parsed_showinfo_3 @ 0x16878a0] config out time_base: 0/0, frame_rate: 0/0
[Parsed_showinfo_5 @ 0x1688b40] config in time_base: 1/15, frame_rate:
15/1
[Parsed_showinfo_5 @ 0x1688b40] config out time_base: 0/0, frame_rate: 0/0
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf56.36.100
Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 320x240
[SAR 1:1 DAR 4:3], q=2-31, 200 kb/s, 15 fps, 15 tbn, 15 tbc (default)
Metadata:
encoder : Lavc56.41.100 rawvideo
Stream mapping:
showinfo -> Stream #0:0 (rawvideo)
Press [q] to stop, [?] for help
[Parsed_showinfo_3 @ 0x16878a0] n: 0 pts: 18 pts_time:0.018 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:88C4D19A
plane_checksum:[88C4D19A] mean:[127] stdev:[125.7]
[Parsed_showinfo_3 @ 0x16878a0] n: 1 pts: 51 pts_time:0.051 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:FD48FF60
plane_checksum:[FD48FF60] mean:[127] stdev:[125.7]
[Parsed_showinfo_3 @ 0x16878a0] n: 2 pts: 85 pts_time:0.085 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:5BBC2F63
plane_checksum:[5BBC2F63] mean:[127] stdev:[125.7]
[Parsed_showinfo_5 @ 0x1688b40] n: 0 pts: 0 pts_time:0 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:FD48FF60
plane_checksum:[FD48FF60] mean:[127] stdev:[125.7]
[null @ 0x1689100] Encoder did not produce proper pts, making some up.
[Parsed_showinfo_3 @ 0x16878a0] n: 3 pts: 118 pts_time:0.118 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:39A855A7
plane_checksum:[39A855A7] mean:[127] stdev:[125.7]
[Parsed_showinfo_5 @ 0x1688b40] n: 1 pts: 1 pts_time:0.0666667 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:5BBC2F63
plane_checksum:[5BBC2F63] mean:[127] stdev:[125.7]
[Parsed_showinfo_3 @ 0x16878a0] n: 4 pts: 151 pts_time:0.151 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:6B3D7C29
plane_checksum:[6B3D7C29] mean:[128] stdev:[125.7]
[Parsed_showinfo_3 @ 0x16878a0] n: 5 pts: 185 pts_time:0.185 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:7E969AAD
plane_checksum:[7E969AAD] mean:[128] stdev:[125.7]
[Parsed_showinfo_5 @ 0x1688b40] n: 2 pts: 2 pts_time:0.133333 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:6B3D7C29
plane_checksum:[6B3D7C29] mean:[128] stdev:[125.7]
[Parsed_showinfo_3 @ 0x16878a0] n: 6 pts: 218 pts_time:0.218 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:0930B896
plane_checksum:[0930B896] mean:[128] stdev:[125.6]
[Parsed_showinfo_3 @ 0x16878a0] n: 7 pts: 251 pts_time:0.251 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:CED6CEBF
plane_checksum:[CED6CEBF] mean:[128] stdev:[125.6]
[Parsed_showinfo_3 @ 0x16878a0] n: 8 pts: 285 pts_time:0.285 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:3F25E3D1
plane_checksum:[3F25E3D1] mean:[128] stdev:[125.6]
[Parsed_showinfo_5 @ 0x1688b40] n: 3 pts: 3 pts_time:0.2 pos:
-1 fmt:rgb24 sar:1/1 s:320x240 i:P iskey:1 type:I checksum:CED6CEBF
plane_checksum:[CED6CEBF] mean:[128] stdev:[125.6]
frame= 3 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.20 bitrate=N/A
video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/6006#comment:2>
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