Re: [FFmpeg-user] Low quality when using GPU (h264_videotoolbox) to create mp4s

2020-02-21 Thread MediaMouth
> On Feb 21, 2020, at 12:35 PM, Lou Logan wrote: > > On Fri, Feb 21, 2020, at 10:57 AM, MediaMouth wrote: >> >> The stdout seems to suggest the issue is -crf vs a constant bitrate.. >> Codec AVOption crf (Select the quality for constant quality mode) >> specified for output file #0

Re: [FFmpeg-user] Low quality when using GPU (h264_videotoolbox) to create mp4s

2020-02-21 Thread Lou Logan
On Fri, Feb 21, 2020, at 10:57 AM, MediaMouth wrote: > > The stdout seems to suggest the issue is -crf vs a constant bitrate.. > Codec AVOption crf (Select the quality for constant quality mode) > specified for output file #0 ([DestPath]) has not been used for any > stream. The most likely

[FFmpeg-user] Low quality when using GPU (h264_videotoolbox) to create mp4s

2020-02-21 Thread MediaMouth
For some reason ffmpeg code I've been using successfully seems to no longer work (or I somehow I accidentally changed something and didn't realize it) The results of using the command below produces very low quality results. The same command run w/o h264_videotoolbox works fine, albeit