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Results tagged with ffmpeg
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user 19385
FFmpeg is a free software project that produces libraries and programs for handling multimedia data. The most notable parts of FFmpeg are libavcodec, an audio/video codec library used by several other projects, libavformat, an audio/video container mux and demux library, and the ffmpeg command line program for transcoding multimedia files.
2
votes
1
answer
917
views
ffmpeg scale, force multiple of 2
I am using ffmpeg to scale video files to fit within a size of 1280:720, maintaining aspect ratio, using the below commands. …
- 319
2
votes
1
answer
732
views
Error when using the tee pseudo-muxer in FFMPEG
I am trying to output both an .264 and .mkv at the same time, while not having to encode it twice. The way to do this is of course with the "tee" muxer, however I am getting an error that I cannot fig …
- 319
1
vote
1
answer
4k
views
FFMPEG expand limited range to full range
In looking around it seems that "colorspace" could do this, but I am quite new to FFMPEG filters and I can't seem to get it to work... …
- 319
1
vote
FFMPEG expand limited range to full range
Whelp finally figured this one out when I stumbled across the answer in another forum. Pretty simple really, just needed to study up on filtergraphs. And for the record bwdif deinterlacing is FAR bet …
- 319
1
vote
1
answer
485
views
FFMPEG demux .264 for burning in scenarist
It goes:
.mov (DNxHD) -> .mkv (h264) -> .264
For purposes of quality and speed I transcode to .mkv in FFMPEG and then when the time comes to make a Blu-ray I demux the mkv to the .264, however I'm told …
- 319
1
vote
1
answer
544
views
Complex filtergraph
Here is what I am trying to accomplish in one FFmpeg process:
A. Take in 3 inputs
B. Overlay input 1 over input 0 (input 1 has an alpha channel)
C. …
- 319
1
vote
1
answer
758
views
ffmpeg convert .png to DNxHD .mov and scale color to bt709
Here is where I am so far:
ffmpeg -framerate 23.976 -i input_%04d.png -vcodec dnxhd -b:v 175M outfile.mov
This throws an error: pixel format is incompatible with DNxHD profile. …
- 319
0
votes
0
answers
1k
views
FFMPEG tee muxing, map chapters to all outputs
audio_stereo.wav -> output_stereo.mkv
chapters.txt -> output_stereo.mkv
video.mov -> output_5.1.mkv
audio_5.1.wav -> output_5.1.mkv
chapters.txt -> output_5.1.mkv
And here's my FFMPEG …
- 319
0
votes
1
answer
898
views
FFMPEG to convert img seq to DNxHD - BANDING
I am using FFMPEG in a VFX workflow to convert .png sequences to Avid friendly DNxHD. … :bt709 "outFile"
And here's the output:
2017-07-03 15:32:23: 0: STDOUT: ffmpeg version N-73361-g03b2b40 Copyright (c) 2000-2015 the FFmpeg developers
2017-07-03 15:32:23: 0: STDOUT: built with gcc …
- 319