python demo_video.py "****.mp4" occurs to error called OSFailed

[bibibabibo26]

python demo_video.py --file "PXL_20220824_135947155.mp4" ffmpeg version 5.0.1-essentials_build-www.gyan.dev Copyright (c) 2000-2022 the FFmpeg developers built with gcc 11.2.0 (Rev7, Built by MSYS2 project) configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutl s --enable-libxml2 --enable-gmp --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libweb p --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-libfreetype --enable-lib fribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nve nc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband libavutil 57. 17.100 / 57. 17.100 libavcodec 59. 18.100 / 59. 18.100 libavformat 59. 16.100 / 59. 16.100 libavdevice 59. 4.100 / 59. 4.100 libavfilter 8. 24.100 / 8. 24.100 libswscale 6. 4.100 / 6. 4.100 libswresample 4. 3.100 / 4. 3.100 libpostproc 56. 3.100 / 56. 3.100 Input #0, rawvideo, from 'pipe:': Duration: N/A, start: 0.000000, bitrate: 589938 kb/s Stream #0:0: Video: rawvideo (BGR[24] / 0x18524742), bgr24, 853x480, 589938 kb/s, 60.04 tbr, 60.04 tbn Stream mapping: Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264)) [swscaler @ 00000214048bb9c0] [swscaler @ 00000214048d23c0] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 000002140491d780] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404aad580] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404af1d00] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404b36180] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404b83180] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404bc6c00] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404c12e80] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404c3fe80] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404ca00c0] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404d02040] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404d52040] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404d60cc0] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404dd7040] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404df0740] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404e56040] deprecated pixel format used, make sure you did set range correctly [swscaler @ 00000214048bb9c0] [swscaler @ 0000021404e7b040] deprecated pixel format used, make sure you did set range correctly [libx264 @ 000002140486f000] width not divisible by 2 (853x480) Error initializing output stream 0:0 -- Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height Conversion failed! Traceback (most recent call last): File "D:\project\OpenPose\demo_video.py", line 133, in writer(posed_frame) File "D:\project\OpenPose\demo_video.py", line 109, in call self.ff_proc.stdin.write(frame.tobytes()) OSError: [Errno 22] Invalid argument

how to solve it？please. 怎么解决这个问题，是ffmpeg-python的错误吗

[sibadakesi]

Use cv2.imencode(".jpg", frame)[1].tobytes() to replace frame.tobytes()

[sibadakesi]

或者你直接保存输出图片，然后用ffmpeg转成视频