Search found 644 matches

by Zeranoe
Tue Oct 31, 2017 7:19 pm
Forum: Usage
Topic: Crashing when encoding to PNG on Win64
Replies: 2
Views: 247

Re: Crashing when encoding to PNG on Win64

This has been fixed in 20171031-88c7aa1, sorry about that.
by Zeranoe
Fri Oct 27, 2017 6:22 am
Forum: Usage
Topic: 3.3.2 avcodec_decode_video2 is much slower
Replies: 5
Views: 568

Re: 3.3.2 avcodec_decode_video2 is much slower

Please open a bug report with FFmpeg here: http://trac.ffmpeg.org/
by Zeranoe
Mon Oct 16, 2017 2:31 pm
Forum: Offical Announcements
Topic: macOS Builds & Dropped Libraries
Replies: 3
Views: 635

Re: macOS Builds & Dropped Libraries

Just wondering, from my dummy user perspective, what functionality is lost with omission of OpenH264 ... what used to be on the ffmpeg commandline and what is it best replaced by in general terms ? Why not use x264? Same for Speex; I don't use it but could foresee a time when I may have uses for it...
by Zeranoe
Sat Oct 14, 2017 5:19 pm
Forum: Offical Announcements
Topic: macOS Builds & Dropped Libraries
Replies: 3
Views: 635

macOS Builds & Dropped Libraries

I'm pleased to announce that there will be macOS 64-bit builds provided alongside the Windows builds. The new macOS builds require at least macOS 10.10, which should work on the vast majority of macOS/OS X machines. All external libraries are compiled statically so there are no dependencies for the ...
by Zeranoe
Fri Aug 18, 2017 4:39 pm
Forum: Suggestions
Topic: DeckLink output --enable-decklink
Replies: 54
Views: 23769

Re: DeckLink output --enable-decklink

Unfortunately Decklink cannot be included due to licensing issues. You'll have to build FFmpeg yourself, and there are many scripts available to assist with this.
by Zeranoe
Thu Aug 17, 2017 6:57 pm
Forum: Usage
Topic: ffmpeg cannot generate thumbnail
Replies: 2
Views: 298

Re: ffmpeg cannot generate thumbnail

Your Dropbox link is dead, but it should just be:

Code: Select all

ffmpeg -i 1.mp4 -ss 00:00:01 -vframes 1 1.jpg
See https://trac.ffmpeg.org/wiki/Create%20a ... he%20video
by Zeranoe
Fri Aug 11, 2017 12:43 pm
Forum: Off Topic
Topic: x264/x265 LICENSE
Replies: 6
Views: 753

Re: x264/x265 LICENSE

The FFmpeg builds here are all GPL3.0, as seen from

Code: Select all

ffmpeg -L
by Zeranoe
Sun Aug 06, 2017 4:47 pm
Forum: Off Topic
Topic: x264/x265 LICENSE
Replies: 6
Views: 753

Re: x264/x265 LICENSE

FFmpeg is GPL 3?
by Zeranoe
Fri Aug 04, 2017 10:46 pm
Forum: Offical Announcements
Topic: Fontconfig, GnuTLS, libbluray, Snappy, x265, & z.lib Updated
Replies: 0
Views: 416

Fontconfig, GnuTLS, libbluray, Snappy, x265, & z.lib Updated

Several packages have been updated and are included in the latest git build:
  • Fontconfig 2.12.4
  • GnuTLS 3.5.14
  • libbluray 20170719-7354991
  • Snappy 20170802-77c12ad
  • x265 20170724-d11482e
  • z.lib 20170804-2287c5e
by Zeranoe
Thu Aug 03, 2017 1:48 am
Forum: Usage
Topic: expected and actual bitrate
Replies: 1
Views: 302

Re: expected and actual bitrate

It should just be

Code: Select all

-b:v 100k
to target a bitrate. See https://trac.ffmpeg.org/wiki/Encode/MPEG-4

If that still doesn't work, include a ffprobe of the output.