I understand that FFmpeg is a powerful tool for video file conversions. I see online in many places people suggesting it for solutions or getting help in how to use it. The problem is, I don't even...

你看这应有尽有的界面，无论你是 x265 还是 x264，各种小参数都能调，只要 FFmpeg 巨冗长的 full help 里有的基本都被做成了开关选项。 它还有个 Windows 版本叫 myFFmpeg，功能是一样的。 啥，你 …

Apr 22, 2016 · Doing ffmpeg -i input.mp4 output.mp4 didn't fix it, but converting to avi did, showing thumbnail and correct resolution. Instead of avi we can change the codec with -c:v mpeg4 to fix it …

在这个ffmpeg教程中，我会告诉你如何安装ffmpeg，以及各种使用方法，也会讲解一些复杂的功能。 我会详细的说明各个方面，这样即便你是linux新手也能明白。 我使用的linux是 Ubuntu 18.04， 不过下 …

Encoding on CPU can be done via: ffmpeg -i input.mp4 -vcodec h264 -crf 23 -acodec copy h264.mp4 GPU's alternative for the codec is h264_nvenc. How can I pass the same options to it? I googled and ...

Sep 9, 2015 · I am but a lowly PHP developer that has been tasked with retrieving some basic information about 100's of thousands of video files. I've had some luck using ffmpeg and extracting …

I have several MP4 videos that is a mix of hev1 and hvc1 codecs. Some of the playback devices are iPhones. Is it better to tag them as hev1 or hvc1?

Furthermore, in FFMPEG's H.265 documentation, in the section about the CRF value: The default is 28, and it should visually correspond to libx264 video at CRF 23, but result in about half the file size.

I've noticed that my HEVC h.265 readout/log in ffmpeg wasn't showing anything other than 0 for the q value during the transcode. Yeah, makes it difficult to evaluate quality during an encode. For h264, I …

Aug 16, 2022 · I am trying to embed a thumbnail in a .mkv file with h265 video encoding using ffmpeg from the Linux command line. I am able to embed thumbnails in h264-encoded .mp4 files using the …