Re: [Mlt-devel] 10-bit color?

2020-11-03 Thread Tom Murphy
On 10/31/20, Brian Matherly via Mlt-devel wrote: > >> That is correct, but beware of automatically-added normalization > filters >>> that are added in src/modules/core/loader.ini for things such as scaling >>> and padding, etc. > >> ffmpeg has options like -auto_conversion_filters [0] and

Re: [Mlt-devel] 10-bit color?

2020-07-30 Thread Tom Murphy
> According to ffprobe, the input video has colorspace 'yuv420p10le' > (i.e. 10-bit video), but the output is only 'yuv420p'. So it does > appear somewhere in the pipeline it's being downgraded to 8-bit? (Or > that there's a default 8-bit output setting somewhere?) > Maybe I should have phrased

Re: [Mlt-devel] 10-bit color?

2020-07-30 Thread Tom Murphy
Great to know there's already some progress loosening the 8-bit max! I've tried your suggestion of just trying out some 10-bit color videos with my current setup. What I did was create a simple XML file: /path/to/file.MOV avformat And output it like: melt

Re: [Mlt-devel] Best video format(s) for realtime melt?

2018-12-07 Thread Tom Murphy
Ah, and another criterion I forgot but could be important is the ability to quickly seek / jump around in a melt video. Tom On 12/7/18, Tom Murphy wrote: > The "Films By Kris" tutorials recommend using ffmpeg with "-vcodec > dnxhd" to convert video before handing it

[Mlt-devel] Best video format(s) for realtime melt?

2018-12-07 Thread Tom Murphy
The "Films By Kris" tutorials recommend using ffmpeg with "-vcodec dnxhd" to convert video before handing it off to melt, because DNxHD is apparently good for realtime processing with MLT and melt. Is it (still) the case that DNxHD is the "best" for use with melt in realtime mode (i.e. not