On Mon, Apr 11, 2022 at 10:58 AM Balogh László <[email protected]> wrote:
> Hi, > > I have about 4300 pictures in a folder (000_Images/2022/04/2022-04-10/). > I want to create a video from them, every picture should be one frame in > the video. > > I'm using the following command: ffmpeg -framerate 25 -i > 000_Images/2022/04/2022-04-10/*.jpeg -c:v libx264 -profile:v high -crf > 20 -pix_fmt yuv420p -y output.mp4 > > Its starting, but after about 500 pictures ffmpeg is slowing down, while > the system load goes quickly up. It was hard to cancel the command, as > the load was above 80. :) > > Here some log of the command: > > mcll@mcllserver-i3:/home/VVCam$ ffmpeg -framerate 25 -i > 000_Images/2022/04/2022-04-10/*.jpeg -c:v libx264 -profile:v high -crf > 20 -pix_fmt yuv420p -y output.mp4 built with gcc 7 (Ubuntu 7.5.0-3ubuntu1~18.04) > configuration: --prefix=/usr --extra-version=0ubuntu0.2 > --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu > --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping > --enable-avresample --enable-avisynth --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-libmp3lame --enable-libmysofa --enable-libopenjpeg > --enable-libopenmpt --enable-libopus --enable-libpulse > --enable-librubberband --enable-librsvg --enable-libshine > --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh > --enable-libtheora --enable-libtwolame --enable-libvorbis > --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 > --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzvbi > --enable-omx --enable-openal --enable-opengl --enable-sdl2 > --enable-libdc1394 --enable-libdrm --enable-libiec61883 > --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264 > --enable-shared > libavutil 55. 78.100 / 55. 78.100 > libavcodec 57.107.100 / 57.107.100 > libavformat 57. 83.100 / 57. 83.100 > libavdevice 57. 10.100 / 57. 10.100 > libavfilter 6.107.100 / 6.107.100 > libavresample 3. 7. 0 / 3. 7. 0 > libswscale 4. 8.100 / 4. 8.100 > libswresample 2. 9.100 / 2. 9.100 > libpostproc 54. 7.100 / 54. 7.100 > Input #0, image2, from > '000_Images/2022/04/2022-04-10/2022-04-10_00_00_01.jpeg': > Duration: 00:00:00.04, start: 0.000000, bitrate: 66148 kb/s > Stream #0:0: Video: mjpeg, yuvj420p(pc, bt470bg/unknown/unknown), > 2688x1520 [SAR 1:1 DAR 168:95], 25 tbr, 25 tbn, 25 tbc > Stream mapping: > Stream #0:0 -> #0:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #1:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #2:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #3:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #4:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #5:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #6:0 (mjpeg (native) -> mjpeg (native)) > ...cut... > Stream #0:0 -> #4316:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #4317:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #4318:0 (mjpeg (native) -> mjpeg (native)) > Stream #0:0 -> #4319:0 (mjpeg (native) -> h264 (libx264)) > Press [q] to stop, [?] for help > Output #0, image2, to > '000_Images/2022/04/2022-04-10/2022-04-10_00_00_21.jpeg': > Metadata: > encoder : Lavf57.83.100 > Stream #0:0: Video: mjpeg, yuvj420p(pc), 2688x1520 [SAR 1:1 DAR > 168:95], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc > Metadata: > encoder : Lavc57.107.100 mjpeg > Side data: > cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 > Output #1, image2, to > '000_Images/2022/04/2022-04-10/2022-04-10_00_00_41.jpeg': > Metadata: > encoder : Lavf57.83.100 > Stream #1:0: Video: mjpeg, yuvj420p(pc), 2688x1520 [SAR 1:1 DAR > 168:95], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc > Metadata: > encoder : Lavc57.107.100 mjpeg > Side data: > cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 > Output #2, image2, to > '000_Images/2022/04/2022-04-10/2022-04-10_00_01_01.jpeg': > Metadata: > encoder : Lavf57.83.100 > Stream #2:0: Video: mjpeg, yuvj420p(pc), 2688x1520 [SAR 1:1 DAR > 168:95], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc > Metadata: > encoder : Lavc57.107.100 mjpeg > Side data: > cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 > ...etc... > > Why is this generating such a high load, and what should i do? > It is for some reason creating separate streams for each jpeg image. Is your ffmpeg modified or you use script? Because original ffmpeg does not do this. > > Thanks > > Regards, Laszlo > > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
