[FFmpeg-devel] [PATCH 2/2] lavfi: add testsrc2 test source.
u at pkh.me
Tue Oct 27 09:57:58 CET 2015
On Mon, Oct 26, 2015 at 11:31:58PM +0100, Nicolas George wrote:
> Le quintidi 5 brumaire, an CCXXIV, Clement Boesch a écrit :
> > Same. I also think the noise could get some improvement with a wider
> > color spectrum.
> I agree, but unfortunately, there is no drawutils API to blend a colored
> mask. It would be necessary to write one, and I do not want to spend too
> much effort on this.
> I could change the color pseudo-randomly between the squares instead of
> making just a checkered pattern. Or I could blend random noise in red, then
> green then blue in a random order (alpha blending does not commute). Any
No idea, sorry.
> Also: I agree that testsrc2 is not the best name ever, but I have no idea
> what to make of it. It could be testsrc with an option to select the mode,
> the default being the old mode (then printing a warning that the default
> will change, then changing the default). Again, what do people prefer?
We have testsrc and mptestsrc so... fftestsrc? or ffmire, miresrc,
colorfuzz, rainbowlicornsrc, ... or it could also just be a "ffmpeg" mode
option for testsrc so we could have all sort of mire templates (but that's
going to be inconsistent with the other smptebars & friends).
I don't know.
BTW, while I'm at it, I think a test source generating 10-12 bits video
stream would be great for testing purpose. This mire looks like a good
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