Am Fr., 25. Sept. 2020 um 02:06 Uhr schrieb Amon Gibson Albuquerque Nunes <amon.nu...@hotmail.com>: > > i'm confused, why does it (the old documentation) say that -q 1 should not be > used?
Because you should use -q 2 instead. > and what am i actually supposed to use instead of -bitrate? I don't know what you want to achieve... > anyway, here's the complete uncut console output. from today. > --- > Z:\ffmpeg\bin>ffmpeg -thread_queue_size 2048 -f gdigrab -draw_mouse 0 > -framerate 30 -show_region 0 -i desktop -thread_queue_size 2048 -f dshow -i > audio="Mixagem estéreo (Conexant SmartAudio HD)" -vf > "crop=512:303:0:40,scale=1024:606" -af "adelay=1000|1000" -f vob -codec:v > mpeg2video -q 1 -g 1 -bitrate 40000000 -maxrate 50000000 -codec:a pcm_s16be > gameplay_footage_01.mpg I missed this originally: Are you sure that you want to use pcm_s16be? It might reduce compatibility of your output file. Just to make sure this doesn't get lost: Use -q 2 instead of -q 1, -bitrate has no effect afaict. > ffmpeg version N-99357-g14d6838638 Copyright (c) 2000-2020 the FFmpeg > developers > built with gcc 9.3-win32 (GCC) 20200320 > configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static > --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64 > --target-os=mingw32 --enable-gpl --enable-version3 --enable-iconv > --enable-zlib --enable-libxml2 --enable-libfreetype --enable-libfribidi > --enable-gmp --enable-lzma --enable-fontconfig --enable-libvmaf > --disable-vulkan --enable-libvorbis --enable-amf --enable-libaom > --enable-avisynth --enable-libdav1d --enable-ffnvcodec --enable-cuda-llvm > --disable-libglslang --enable-libass --enable-libbluray --enable-libmp3lame > --enable-libopus --enable-libtheora --enable-libvpx --enable-libwebp > --enable-libmfx --enable-libopencore-amrnb --enable-libopencore-amrwb > --enable-libopenjpeg --enable-librav1e --enable-schannel --enable-sdl2 > --enable-libsoxr --enable-libsrt --enable-libsvtav1 --enable-libtwolame > --enable-libvidstab --disable-libwavpack --enable-libx264 --enable-libx265 > --enable-libxvid --enable-libzimg --extra-cflags=-DLIBTWOLAME_STATIC > --extra-cxxflags= --extra-ldflags=-pthread --extra-libs=-lgomp > libavutil 56. 59.100 / 56. 59.100 > libavcodec 58.107.100 / 58.107.100 > libavformat 58. 59.100 / 58. 59.100 > libavdevice 58. 11.102 / 58. 11.102 > libavfilter 7. 87.100 / 7. 87.100 > libswscale 5. 8.100 / 5. 8.100 > libswresample 3. 8.100 / 3. 8.100 > libpostproc 55. 8.100 / 55. 8.100 > [gdigrab @ 0000019b06e760c0] Capturing whole desktop as 1366x768x32 at (0,0) > [gdigrab @ 0000019b06e760c0] Stream #0: not enough frames to estimate rate; > consider increasing probesize > Input #0, gdigrab, from 'desktop': > Duration: N/A, start: 1600991758.933570, bitrate: 1007137 kb/s > Stream #0:0: Video: bmp, bgra, 1366x768, 1007137 kb/s, 30 fps, 1000k tbr, > 1000k tbn, 1000k tbc > Guessed Channel Layout for Input Stream #1.0 : stereo > Input #1, dshow, from 'audio=Mixagem estéreo (Conexant SmartAudio HD)': > Duration: N/A, start: 134632.817000, bitrate: 1411 kb/s > Stream #1:0: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s It is not possible to synchronize these two streams as they have very different start-times. I don't know if "use_wallclock_as_timestamps 1" helps in your case. Carl Eugen _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".