Webffmpeg on macOS does not use GPU hardware acceleration by default, it runs all jobs on the CPU. So the M2 Air running 20x slower than the M1 Max is totally believable. Keep in mind, also, that the M1 Max has the most powerful GPU on Apple Silicon at this time - something like 32 GPU cores. The M2 Air has a very basic GPU. WebMay 5, 2024 · FFmpeg -strict -2 参数详解. FFmpeg -strict -2 的这个参数好多说的不太正确 好多都是说 -strict strictness 跟标准的严格性 解释的和实际含义差别很大 这里详细说明 …
How to Install FFmpeg on Windows? - GeeksforGeeks
WebIn your case you are trying to mux Opus audio into the MP4 container, but outdated versions of ffmpeg consider this to be experimental. So you have to add -strict experimental or -strict -2. Use: ffmpeg -y -i 'video.mkv' -codec copy -strict -2 'video.mp4' WebJun 6, 2012 · Sorted by: 15. Try this: ffmpeg -i input -b 1200k -minrate 1200k -maxrate 1200k -bufsize 1200k -ab 64k -vcodec libx264 -acodec aac -strict -2 -ac 2 -ar 44100 -s 320x240 -y output.mp4. Had to use aac instead of libfaac, which requires "-strict -2". Also had to add ".mp4" to output file name. sara kropf law office of sara kropf
给新手的 20 多个 FFmpeg 命令示例 - 知乎
WebApr 30, 2015 · As was stated above, you can't just copy the stream and expect it to work (everywhere), you're going to have to re-encode, e.g.: ffmpeg -strict -2 -i [INPUT] -aspect 720:540 -strict -2 [OUTPUT]. I added -strict -2 (note that's -2, not just 2) to get ffmpeg to stop complaining about the aac audio in the original. This re-encoded a square source ... Web2 days ago · Download "Transport Stream" video streams. Locate the playlist file, e.g. using Chrome > F12 > Network > Filter: m3u8. Download and concatenate the video fragments: ffmpeg -i "path_to_playlist.m3u8" -c copy -bsf:a aac_adtstoasc out.mp4. If you get a "Protocol 'https not on whitelist 'file,crypto'!" error, add the protocol_whitelist option: WebApr 11, 2024 · If some input channel layout is not known, try to guess only if it corresponds to at most the specified number of channels. For example, 2 tells to ffmpeg to recognize … sara laboissonniere of cumberland