Re: [FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid v2

2017-06-25 Thread Philip Langdale
On Sat, 24 Jun 2017 21:42:23 -0400 "Ronald S. Bultje" wrote: > Hi Philip, > > On Sat, Jun 24, 2017 at 7:40 PM, Philip Langdale > wrote: > > > Feedback on first proposal was lack of interest in having default > > behaviour vary between hwaccels, despite their other differences. > > > I thin

Re: [FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid v2

2017-06-25 Thread Philip Langdale
On Sun, 25 Jun 2017 12:43:12 +0100 Mark Thompson wrote: > Point (2) is somewhat more subtle. The default hwaccel behaviour is > made for the real hwaccels attached to the normal decoder, and won't > do the right thing for the dummy ones. The specific case that we > strongly want to avoid is som

Re: [FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid v2

2017-06-25 Thread Mark Thompson
On 25/06/17 00:40, Philip Langdale wrote: > Second try. > > Feedback on first proposal was lack of interest in having default behaviour > vary between hwaccels, despite their other differences. > > In this patch series, I instead force the user to confront the change in > command line semantics w

Re: [FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid v2

2017-06-24 Thread Ronald S. Bultje
Hi Philip, On Sat, Jun 24, 2017 at 7:40 PM, Philip Langdale wrote: > Feedback on first proposal was lack of interest in having default behaviour > vary between hwaccels, despite their other differences. I think that's because many of us - including me - don't really understand this. I, for on

[FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid v2

2017-06-24 Thread Philip Langdale
Second try. Feedback on first proposal was lack of interest in having default behaviour vary between hwaccels, despite their other differences. In this patch series, I instead force the user to confront the change in command line semantics when doing cuvid/nvenc transcoding. They will only get fu

[FFmpeg-devel] [PATCH 0/2] RFC: Generic hwaccel for cuvid

2017-06-18 Thread Philip Langdale
Second go at this, with an attempt at making the new hwaccel work the same as the old one. I think most people don't actually agree with what's implemented here (allowing an hwaccel to indicate that the hardware format should be the default), but I want to capture the discussion the mailing list, a