Re: [FFmpeg-devel] Question about av_frame_is_writable

2015-12-12 Thread Paul B Mahol
On 12/12/15, Jean Delvare wrote: > Hi all, > > Can av_frame_is_writable() ever return 1, and if so, when? > > Context: I am testing corner cases of the delogo filter. To my > surprise, even for a simple test case such as: > > $ ffmpeg -f lavfi -i "color=color=white:size=24x24"

Re: [FFmpeg-devel] Question about av_frame_is_writable

2015-12-12 Thread Jean Delvare
Hi Paul, On Sat, 12 Dec 2015 12:03:39 +, Paul B Mahol wrote: > On 12/12/15, Jean Delvare wrote: > > Can av_frame_is_writable() ever return 1, and if so, when? > > > > Context: I am testing corner cases of the delogo filter. To my > > surprise, even for a simple test case