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c++ - FFMPEG buffer underflow - Stack Overflow
https://stackoverflow.com/questions/49027014/ffmpeg-buffer-underflow
Show activity on this post. I'm recording a video with FFMPEG and getting some wierd message in the process. [mpeg @ 01011c80] packet too large, ignoring buffer limits to mux it [mpeg @ 01011c80] buffer underflow st=0 bufi=236198 size=412405 [mpeg @ 01011c80] buffer underflow st=0 bufi=238239 size=412405. and I have no idea how to deal with it.
Buffer Underfollow and ignoring buffer message of ffmpeg
https://superuser.com/questions/1159175/buffer-underfollow-and-ignoring-buffer-message-of-ffmpeg
I just wanted change the volume of mpeg file so try just like this. (The mpeg file is 20Mbps NTSC-HD file) ffmpeg -i <inputfile.mpg> -vcodec copy -filter:a "volume=+3dB" <output.mpg>. And I found many warnning message like this. [mpeg @ 00000000030c24c0] buffer underflow st=1 bufi=1077 size=1152 [mpeg @ 00000000030c24c0] buffer underflow …
ffmpeg buffer underflow & packet too large errors ...
https://forum.videohelp.com/threads/364555-ffmpeg-buffer-underflow-packet-too-large-errors
FFmpeg copies both audio and video with -c copy (never used it that way). Anyways -f vob should be added. ... [vob @ 000000000562f7a0] buffer underflow st=1 bufi=53664 size=95551 [vob @ 000000000562f7a0] packet too large, ignoring buffer limits to mux it [vob @ 000000000562f7a0] buffer underflow st=1 bufi=53664 size=95551 [vob ...
ffmpeg: h264+AC3 to VOB generates "buffer underflow ...
https://forum.doom9.org/archive/index.php/t-132773.html
I've been playing around with putting AVC video and AC3 audio into a VOB container with ffmpeg (rev. 11143). Whenever I do this, ffmpeg generates thousands of "buffer underflow" warnings. The resulting video is still playable, but I'm wondering if this is something "normal" that everyone is seeing, or if I should be doing something differently.
[FFmpeg-user] Recent ffmpeg gives warnings and buffer ...
https://ffmpeg-user.ffmpeg.narkive.com/TD9B8tOz/recent-ffmpeg-gives-warnings-and-buffer-underflow-during-stream-copy
Recent ffmpeg gives warnings and buffer underflow during stream copy. Hans Carlson. 2016-01-23 22:37:38 UTC. Permalink. I just built the most recent ffmpeg from git (cloned today Jan 23rd) and. when I stream copy an mpeg2 file (see example output below) in some cases. I'm getting a LOT of buffer underflow errors and in all cases (so far) I'm.
Audio problem: buffer overflow and buffer underflow ...
https://forum.mediacoderhq.com/viewtopic.php?t=5744
[01-18 01:28:44] Audio buffer underflow, decoding thread blocked, encoding thread to exit. [AudioEncodeThread] And the resulting video has just a few seconds of audio, and then the audio is cut off, and there's silence from this point on. The video image is fine. The same thing happens either with the FAAC audio converter or with FFMpeg.
How to make an MPEG2 video file with the highest quality ...
https://itectec.com/superuser/how-to-make-an-mpeg2-video-file-with-the-highest-quality-possible-using-ffmpeg/
ffmpeg -i in.mpg -i silence.ogg -c:v copy -c:a libmp3lame out.mpg and even bare. ffmpeg -i in.mpg -c:v copy -out.mpg gives "buffer underflow" and "packet too large" errors. (in.mpg are the files produced by the same FFMPEG binary and the same source WMV file using the first two commands in the question). I am using a Zeranoe FFMPEG build on ...
#2007 (buffer underflow flood while remuxing mpeg …
https://ffmpeg.org/trac/ffmpeg/ticket/2007
2.100 [lavfi @ 0x2aa0260] Estimating duration from bitrate, this may be inaccurate Input #0, lavfi, from 'testsrc=d=300': Duration: N/A, start: 0.000000, bitrate: N/A Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 320x240 [SAR 1:1 DAR 4:3], 25 tbr, 25 tbn, 25 tbc [mpeg @ 0x2aa1a80] VBV buffer size not set, muxing may fail Output #0 ...
[libav-user] "buffer underflow" errors while writing to ...
https://libav-user.ffmpeg.narkive.com/fMfXDkPv/buffer-underflow-errors-while-writing-to-mpeg-program-stream
[svcd @ 0089E7C0]buffer underflow i=0 bufi=6064 size=9304 [svcd @ 0089E7C0]buffer underflow i=0 bufi=8088 size=9304 I am capturing the MPEG2 Transport Stream from a DVB-S card. FFmpeg functions are used for writing elementary stream data to a file. Transport stream is parsed with my code, not FFmpeg's functions.
Doesn't produce MPEGPS-MPEG2-LPCM ... - trac.ffmpeg.org
https://trac.ffmpeg.org/ticket/6782
Buffer underflow appear. This is a mandatory format for DLNA renderers/servers. It only use AC-3 audio stream. How to reproduce: % ffmpeg -i input -target pal-dvd -c:a pcm_s16be NUL or % ffmpeg -i input -bufsize 1835k -maxrate 9800k -sn -c:v mpeg2video -r 25 -g 15 -c:a pcm_s16be -b:a 1536k -ar 48000 -ac 2 -f vob NUL ...
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