On 8/30/15, Chad Horton <chor...@hotsalsainteractive.com> wrote: > Thanks. > > Playing around with atrim and while the video processes, not only does the > overlay video freeze in places (it^1s choppy), the audio is also off still. > But I don^1t know if it^1s just an artifact of the video not processing > correctly. > > I did notice that if I execute with offset 00:00:00.000 and without using > the atrim filter, the video processes, the overlay plays cleanly. > > The difference in output when I execute with the itsoffset and atrim is in > the version with itsoffset > 0 and matching atrim, there^1s what appears to > be warnings - for example, "[Parsed_overlay_1 @ 0x7fef18c21000] [framesync > @ 0x7fef1900b028] Buffer queue overflow, dropping."
Shouldn't you atrim [0:a] and not [1:a] ? > > Ffmpeg command and full output provided below. > > > ffmpeg -y -i output_2015-08-29_12-53-21.mp4 -itsoffset 2 -i > animations/chimp-01.mov -filter_complex > "[1:v]scale=1280:720[ovrl];[0v][ovrl]overlay=eof_action=pass[outv];[1:a]atr > im=2[1a];[0:a][1a]amix[outa]" -map [outv] -map [outa] -c:v mpeg4 -strict > experimental -qscale:v 10 final_video_temp.mp4 > > > ffmpeg version 2.6.2-tessus Copyright (c) 2000-2015 the FFmpeg developers > built with Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn) > configuration: --cc=/usr/bin/clang > --prefix=/Users/helmutt/data/ext/ffmpeg/sw --as=yasm > --extra-version=tessus --disable-shared --enable-static --disable-ffplay > --enable-gpl --enable-pthreads --enable-postproc --enable-libmp3lame > --enable-libtheora --enable-libvorbis --enable-libx264 --enable-libx265 > --enable-libxvid --enable-libspeex --enable-bzlib --enable-zlib > --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libxavs > --enable-libsoxr --enable-libwavpack --enable-version3 > --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvpx > --enable-libgsm --enable-libopus --enable-libmodplug --enable-fontconfig > --enable-libfreetype --enable-libass --enable-libbluray --enable-filters > --disable-indev=qtkit --disable-indev=x11grab_xcb > --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 > libswscale 3. 1.101 / 3. 1.101 > libswresample 1. 1.100 / 1. 1.100 > libpostproc 53. 3.100 / 53. 3.100 > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'output_2015-08-29_12-53-21.mp4': > Metadata: > major_brand : mp42 > minor_version : 0 > compatible_brands: isommp42 > creation_time : 2015-08-29 19:53:36 > Duration: 00:00:13.19, start: 0.000000, bitrate: 10149 kb/s > Stream #0:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p, > 1280x720, 10004 kb/s, SAR 1:1 DAR 16:9, 29.98 fps, 30.02 tbr, 90k tbn, > 180k tbc (default) > Metadata: > creation_time : 2015-08-29 19:53:36 > handler_name : VideoHandle > encoder : MOTO > Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, > stereo, fltp, 128 kb/s (default) > Metadata: > creation_time : 2015-08-29 19:53:36 > handler_name : SoundHandle > Guessed Channel Layout for Input Stream #1.1 : mono > Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'animations/chimp-01.mov': > Metadata: > major_brand : qt > minor_version : 537199360 > compatible_brands: qt > creation_time : 2013-02-16 01:09:15 > Duration: 00:00:07.67, start: 0.000000, bitrate: 18997 kb/s > Stream #1:0(eng): Video: png (png / 0x20676E70), rgba, 640x360 [SAR > 2834:2834 DAR 16:9], 18270 kb/s, 30 fps, 30 tbr, 30 tbn, 30 tbc (default) > Metadata: > creation_time : 2013-02-16 01:09:15 > handler_name : Apple Alias Data Handler > encoder : PNG > timecode : 00:00:00:00 > Stream #1:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 44100 Hz, 1 > channels, s16, 705 kb/s (default) > Metadata: > creation_time : 2013-02-16 01:09:15 > handler_name : Apple Alias Data Handler > timecode : 00:00:00:00 > Stream #1:2(eng): Data: none (tmcd / 0x64636D74), 0 kb/s (default) > Metadata: > creation_time : 2013-02-16 01:09:27 > handler_name : Apple Alias Data Handler > timecode : 00:00:00:00 > Output #0, mp4, to 'final_video_temp.mp4': > Metadata: > major_brand : mp42 > minor_version : 0 > compatible_brands: isommp42 > encoder : Lavf56.25.101 > Stream #0:0: Video: mpeg4 ( [0][0][0] / 0x0020), yuv420p, 1280x720 > [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 30.02 fps, 45k tbn, 30.02 tbc > (default) > Metadata: > encoder : Lavc56.26.100 mpeg4 > Stream #0:1: Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040), 48000 > Hz, stereo, s16, 128 kb/s (default) > Metadata: > encoder : Lavc56.26.100 libvo_aacenc > Stream mapping: > Stream #0:0 (h264) -> overlay:main > Stream #0:1 (aac) -> amix:input0 > Stream #1:0 (png) -> scale > Stream #1:1 (pcm_s16le) -> atrim > overlay -> Stream #0:0 (mpeg4) > amix -> Stream #0:1 (libvo_aacenc) > Press [q] to stop, [?] for help > [Parsed_overlay_1 @ 0x7fef18c21000] [framesync @ 0x7fef1900b028] Buffer > queue overflow, dropping. > Last message repeated 14 times > [Parsed_overlay_1 @ 0x7fef18c21000] [framesync @ 0x7fef1900b028] Buffer > queue overflow, dropping. > Last message repeated 2 times > [Parsed_overlay_1 @ 0x7fef18c21000] [framesync @ 0x7fef1900b028] Buffer > queue overflow, dropping. > Last message repeated 14 times > [Parsed_overlay_1 @ 0x7fef18c21000] [framesync @ 0x7fef1900b028] Buffer > queue overflow, dropping. > Last message repeated 2 times > frame= 396 fps=130 q=10.0 Lsize= 4326kB time=00:00:13.19 > bitrate=2686.7kbits/s > video:4108kB audio:206kB subtitle:0kB other streams:0kB global headers:0kB > muxing overhead: 0.290611% > > > > > > > On 8/29/15, 7:58 AM, "ffmpeg-user on behalf of Paul B Mahol" > <ffmpeg-user-boun...@ffmpeg.org on behalf of one...@gmail.com> wrote: > >>On 8/29/15, Chad Horton <chor...@hotsalsainteractive.com> wrote: >>> I didn't provide my attempts because I was randomly throwing adelay and >>>then >>> atrim into my command and nothing worked. My hope is that someone >>>could >>> show me how to do it properly with my current command and adding in the >>> atrim and/or adelay filter. >> >>This works for me: >> >>ffmpeg -i ~/matrixbench_mpeg2.mpg -itsoffset 00:00:20.000 -i >>~/GoneNutty.avi -lavfi >>"scale=640:512,vstack;[0:a]atrim=20[a],[1:a][a]amix" output.avi >>_______________________________________________ >>ffmpeg-user mailing list >>ffmpeg-user@ffmpeg.org >>http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user