This results in more alignment for pixel formats that have "odd" pixel
sizes like RGB24. It makes access through SIMD easier
Works around Issue described in Ticket1031
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
return ret;
if (!frame->linesize[0]) {
- ret = av_image_fill_linesizes(frame->linesize, frame->format,
- frame->width);
- if (ret < 0)
- return ret;
+ for(i=1; i<=align; i+=i) {
+ ret = av_image_fill_linesizes(frame->linesize, frame->format,
+ FFALIGN(frame->width, i));
+ if (ret < 0)
+ return ret;
+ if (!(frame->linesize[0] & (align-1)))
+ break;
+ }
for (i = 0; i < 4 && frame->linesize[i]; i++)
frame->linesize[i] = FFALIGN(frame->linesize[i], align);