[FFmpeg-trac] #4113(undetermined:new): ffserver ignores videoframerate for mjpeg streams
FFmpeg
trac at avcodec.org
Mon Nov 17 02:32:00 CET 2014
#4113: ffserver ignores videoframerate for mjpeg streams
-------------------------------------+-------------------------------------
Reporter: illumilore | Type: defect
Status: new | Priority: normal
Component: | Version:
undetermined | unspecified
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
I have "VideoFrameRate 1" in ffserver.conf, but when watching the stream,
it is updated far more than a single frame per second, so it seems that
ffserver is silently ignore this option. FFmpeg says it is 5 when
launching that, but there is no reason for it to override an output stream
like that. I think it is only supposed to be able to override the input
refresh if it is wrong.
<Stream test.mjpg>
Feed cam.ffm
Format mpjpeg
VideoFrameRate 1
VideoIntraOnly
VideoQmin 10
VideoQMax 20
VideoSize 480x320
NoAudio
Strict -1
</Stream>
$ ./ffserver -f /etc/ffserver.conf
ffserver version N-67731-gce80f9f Copyright (c) 2000-2014 the FFmpeg
developers
built on Nov 15 2014 20:32:58 with gcc 4.8 (SUSE Linux)
configuration: --enable-libfreetype --enable-libfontconfig
libavutil 54. 13.100 / 54. 13.100
libavcodec 56. 12.101 / 56. 12.101
libavformat 56. 13.100 / 56. 13.100
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
/etc/ffserver.conf:5: Port option is deprecated, use HTTPPort instead
/etc/ffserver.conf:9: BindAddress option is deprecated, use
HTTPBindAddress instead
/etc/ffserver.conf:150: 'Title' option in configuration file is
deprecated, use 'Metadata title VALUE' instead
Sun Nov 16 18:26:01 2014 FFserver started.
$ ./ffmpeg -f alsa -itsoffset 0.7 -ar 24000 -i plughw:2 -f video4linux2
-inputormat mjpeg -s 960x720 -r 5 -i /dev/video0 -map 0:a -map 1:v
http://127.0.0.1:8090/cam.ffm -f segment -segment_time 3600
-segment_atclocktime 1 -r 5 -s 640x480 -reset_timestamps 1
-segment_list_flags live -vf
"drawtext='fontfile=/usr/share/fonts/truetype/DejaVuSans.ttf:fontcolor=white:fontsize=30:x=1:y=2:shadowx=1:shadowy=1:text=%{localtime\:%Y-%m-%d
%H\\\\\:%M\\\\\:%S}'" -segment_start_number 94 /media/cam/test_%04d.avi
ffmpeg version N-67731-gce80f9f Copyright (c) 2000-2014 the FFmpeg
developers
built on Nov 15 2014 20:32:58 with gcc 4.8 (SUSE Linux)
configuration: --enable-libfreetype --enable-libfontconfig
libavutil 54. 13.100 / 54. 13.100
libavcodec 56. 12.101 / 56. 12.101
libavformat 56. 13.100 / 56. 13.100
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, alsa, from 'plughw:2':
Duration: N/A, start: 1416187590.440149, bitrate: 768 kb/s
Stream #0:0: Audio: pcm_s16le, 24000 Hz, 2 channels, s16, 768 kb/s
Input #1, video4linux2,v4l2, from '/dev/video0':
Duration: N/A, start: 542826.030897, bitrate: N/A
Stream #1:0: Video: mjpeg, yuvj422p(pc, bt470bg/unknown/unknown),
960x720, 0 kb/s, 5 fps, 5 tbr, 1000k tbn, 1000k tbc
[swscaler @ 0x2b0f7e0] deprecated pixel format used, make sure you did set
range correctly
[swscaler @ 0x2b7af40] deprecated pixel format used, make sure you did set
range correctly
[swscaler @ 0x2b96cc0] deprecated pixel format used, make sure you did set
range correctly
[swscaler @ 0x2bb73e0] deprecated pixel format used, make sure you did set
range correctly
[swscaler @ 0x2be6ae0] deprecated pixel format used, make sure you did set
range correctly
Output #0, ffm, to 'http://127.0.0.1:8090/cam.ffm':
Metadata:
creation_time : now
encoder : Lavf56.13.100
Stream #0:0: Video: flv1 (flv), yuv420p, 960x720, q=5-15, 4000 kb/s, 5
fps, 1000k tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 flv
Stream #0:1: Video: mjpeg, yuvj422p(pc), 960x720, q=1-5, 200 kb/s, 5
fps, 1000k tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 mjpeg
Stream #0:2: Video: mjpeg, yuvj422p(pc), 480x320, q=10-20, 200 kb/s, 5
fps, 1000k tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 mjpeg
Stream #0:3: Video: flv1 (flv), yuv420p, 320x240, q=1-3, 320 kb/s, 5
fps, 1000k tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 flv
Stream #0:4: Video: msmpeg4v3 (msmpeg4), yuv420p, 352x240, q=2-31, 256
kb/s, 5 fps, 1000k tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 msmpeg4
Output #1, segment, to '/media/cam/test_%04d.avi':
Metadata:
encoder : Lavf56.13.100
Stream #1:0: Video: mpeg4, yuv420p, 640x480, q=2-31, 200 kb/s, 5 fps,
5 tbn, 5 tbc
Metadata:
encoder : Lavc56.12.101 mpeg4
Stream #1:1: Audio: ac3, 24000 Hz, stereo, fltp, 192 kb/s
Metadata:
encoder : Lavc56.12.101 ac3
Stream mapping:
Stream #1:0 -> #0:0 (mjpeg (native) -> flv1 (flv))
Stream #1:0 -> #0:1 (mjpeg (native) -> mjpeg (native))
Stream #1:0 -> #0:2 (mjpeg (native) -> mjpeg (native))
Stream #1:0 -> #0:3 (mjpeg (native) -> flv1 (flv))
Stream #1:0 -> #0:4 (mjpeg (native) -> msmpeg4v3 (msmpeg4))
Stream #1:0 -> #1:0 (mjpeg (native) -> mpeg4 (native))
Stream #0:0 -> #1:1 (pcm_s16le (native) -> ac3 (native))
Press [q] to stop, [?] for help
[mjpeg @ 0x2b637a0] rc buffer underflow
Last message repeated 2 times
frame= 3 fps=0.0 q=2.0 q=33.7 q=3.1 q=2.0 q=2.0 q=2.0 size= 360kB
time=00:00:00.76 bitrate=3840.0kbits/s [mjpeg @ 0x2b637a0] rc buffer
underflow
[mjpeg @ 0x2b68e40] rc buffer underflow
[mjpeg @ 0x2b637a0] rc buffer underflow
[mjpeg @ 0x2b68e40] rc buffer underflow
[mjpeg @ 0x2b637a0] rc buffer underflow
[mjpeg @ 0x2b68e40] rc buffer underflow
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4113>
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