ffmpeg.exe -loglevel debug -f lavfi -i "testsrc=size=1280x720" -c:v rawvideo -pix_fmt yuv420p -window_enable_quit 0 -window_size 455x256 -f sdl "MBLive_Webcam" ffmpeg version N-112467-g5ddab49d48-20231017 Copyright (c) 2000-2023 the FFmpeg developers built with gcc 13.2.0 (crosstool-NG 1.25.0.232_c175b21) 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 --disable-debug --enable-shared --disable-static --disable-w32threads --enable-pthreads --enable-iconv --enable-libxml2 --enable-zlib --enable-libfreetype --enable-libfribidi --enable-gmp --enable-lzma --enable-fontconfig --enable-libharfbuzz --enable-libvorbis --enable-opencl --disable-libpulse --enable-libvmaf --disable-libxcb --disable-xlib --enable-amf --enable-libaom --enable-libaribb24 --enable-avisynth --enable-chromaprint --enable-libdav1d --enable-libdavs2 --disable-libfdk-aac --enable-ffnvcodec --enable-cuda-llvm --enable-frei0r --enable-libgme --enable-libkvazaar --enable-libass --enable-libbluray --enable-libjxl --enable-libmp3lame --enable-libopus --enable-librist --enable-libssh --enable-libtheora --enable-libvpx --enable-libwebp --enable-lv2 --enable-libvpl --enable-openal --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopenmpt --enable-librav1e --enable-librubberband --enable-schannel --enable-sdl2 --enable-libsoxr --enable-libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d --disable-libdrm --enable-vaapi --enable-libvidstab --enable-vulkan --enable-libshaderc --enable-libplacebo --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libzimg --enable-libzvbi --extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-ldflags=-pthread --extra-ldexeflags= --extra-libs=-lgomp --extra-version=20231017 libavutil 58. 27.100 / 58. 27.100 libavcodec 60. 30.102 / 60. 30.102 libavformat 60. 15.100 / 60. 15.100 libavdevice 60. 2.101 / 60. 2.101 libavfilter 9. 11.100 / 9. 11.100 libswscale 7. 4.100 / 7. 4.100 libswresample 4. 11.100 / 4. 11.100 libpostproc 57. 2.100 / 57. 2.100 Splitting the commandline. Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument 'debug'. Reading option '-f' ... matched as option 'f' (force format) with argument 'lavfi'. Reading option '-i' ... matched as output url with argument 'testsrc=size=1280x720'. Reading option '-c:v' ... matched as option 'c' (codec name) with argument 'rawvideo'. Reading option '-pix_fmt' ... matched as option 'pix_fmt' (set pixel format) with argument 'yuv420p'. Reading option '-window_enable_quit' ... matched as AVOption 'window_enable_quit' with argument '0'. Reading option '-window_size' ... matched as AVOption 'window_size' with argument '455x256'. Reading option '-f' ... matched as option 'f' (force format) with argument 'sdl'. Reading option 'MBLive_Webcam' ... matched as output url. Finished splitting the commandline. Parsing a group of options: global . Applying option loglevel (set logging level) with argument debug. Successfully parsed a group of options. Parsing a group of options: input url testsrc=size=1280x720. Applying option f (force format) with argument lavfi. Successfully parsed a group of options. Opening an input file: testsrc=size=1280x720. [AVFilterGraph @ 00000217572cc1c0] Setting 'size' to value '1280x720' detected 8 logical cores [Parsed_testsrc_0 @ 00000217572c10c0] size:1280x720 rate:25/1 duration:-1.000000 sar:1/1 [AVFilterGraph @ 00000217572cc1c0] query_formats: 2 queried, 1 merged, 0 already done, 0 delayed [lavfi @ 00000217572c2880] All info found Input #0, lavfi, from 'testsrc=size=1280x720': Duration: N/A, start: 0.000000, bitrate: N/A Stream #0:0, 1, 1/25: Video: wrapped_avframe, 1 reference frame, rgb24, 1280x720 [SAR 1:1 DAR 16:9], 0/1, 25 fps, 25 tbr, 25 tbn Successfully opened the file. Parsing a group of options: output url MBLive_Webcam. Applying option c:v (codec name) with argument rawvideo. Applying option pix_fmt (set pixel format) with argument yuv420p. Applying option f (force format) with argument sdl. Successfully parsed a group of options. Opening an output file: MBLive_Webcam. [out#0/sdl,sdl2 @ 000002175730d1c0] No explicit maps, mapping streams automatically... [vost#0:0/rawvideo @ 0000021757363540] Created video stream from input stream 0:0 Successfully opened the file. Stream mapping: Stream #0:0 -> #0:0 (wrapped_avframe (native) -> rawvideo (native)) Press [q] to stop, [?] for help [graph 0 input from stream 0:0 @ 000002175737c580] Setting 'video_size' to value '1280x720' [graph 0 input from stream 0:0 @ 000002175737c580] Setting 'pix_fmt' to value '2' [graph 0 input from stream 0:0 @ 000002175737c580] Setting 'time_base' to value '1/25' [graph 0 input from stream 0:0 @ 000002175737c580] Setting 'pixel_aspect' to value '1/1' [graph 0 input from stream 0:0 @ 000002175737c580] Setting 'frame_rate' to value '25/1' [graph 0 input from stream 0:0 @ 000002175737c580] w:1280 h:720 pixfmt:rgb24 tb:1/25 fr:25/1 sar:1/1 [format @ 000002175737c840] Setting 'pix_fmts' to value 'yuv420p' [auto_scale_0 @ 000002175737ccc0] w:iw h:ih flags:'' interl:0 [format @ 000002175737c840] auto-inserting filter 'auto_scale_0' between the filter 'Parsed_null_0' and the filter 'format' [AVFilterGraph @ 00000217572bcd00] query_formats: 4 queried, 2 merged, 1 already done, 0 delayed [auto_scale_0 @ 000002175737ccc0] w:1280 h:720 fmt:rgb24 sar:1/1 -> w:1280 h:720 fmt:yuv420p sar:1/1 flags:0x00000004 [sdl,sdl2 @ 0000021757362b00] w:1280 h:720 fmt:yuv420p -> w:455 h:256 Output #0, sdl,sdl2, to 'MBLive_Webcam': Metadata: encoder : Lavf60.15.100 Stream #0:0, 0, 1/25: Video: rawvideo, 1 reference frame (I420 / 0x30323449), yuv420p(tv, progressive), 1280x720 (0x0) [SAR 1:1 DAR 16:9], 0/1, q=2-31, 276480 kb/s, 25 fps, 25 tbn Metadata: encoder : Lavc60.30.102 rawvideo frame= 5211 fps=289 q=-0.0 size=N/A time=00:03:28.72 bitrate=N/A speed=11.6x Received windows signal 0 [vist#0:0/wrapped_avframe @ 0000021757362540] Decoder thread received EOF packet [vist#0:0/wrapped_avframe @ 0000021757362540] Decoder returned EOF, finishing [vist#0:0/wrapped_avframe @ 0000021757362540] Terminating decoder thread [out#0/sdl,sdl2 @ 000002175730d1c0] All streams finished [out#0/sdl,sdl2 @ 000002175730d1c0] Terminating muxer thread [out#0/sdl,sdl2 @ 000002175730d1c0] Output file #0 (MBLive_Webcam): [out#0/sdl,sdl2 @ 000002175730d1c0] Output stream #0:0 (video): 5321 frames encoded; 5321 packets muxed (7355750400 bytes); [out#0/sdl,sdl2 @ 000002175730d1c0] Total: 5321 packets (7355750400 bytes) muxed [out#0/sdl,sdl2 @ 000002175730d1c0] video:7183350kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown frame= 5321 fps=288 q=-0.0 Lsize=N/A time=00:03:32.80 bitrate=N/A speed=11.5x [in#0/lavfi @ 00000217572be4c0] Terminating demuxer thread [in#0/lavfi @ 00000217572be4c0] Input file #0 (testsrc=size=1280x720): [in#0/lavfi @ 00000217572be4c0] Input stream #0:0 (video): 5323 packets read (2555040 bytes); 5321 frames decoded; 0 decode errors; [in#0/lavfi @ 00000217572be4c0] Total: 5323 packets (2555040 bytes) demuxed Exiting normally, received signal 2.