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Merge commit 'f7e85ee996b3886c2b13e928b83277382311af96'

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* commit 'f7e85ee996b3886c2b13e928b83277382311af96':
  lavc: allow the caller to override dimensions in ff_get_buffer()

Conflicts:
	libavcodec/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2014-01-20 15:07:45 +01:00
parent 9ab8f3738a f7e85ee996
commit ea4b477a1b
1 changed files with 9 additions and 3 deletions
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libavcodec/utils.c
+9 -3
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@@ -764,8 +764,6 @@ int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame)
switch (avctx->codec->type) {
case AVMEDIA_TYPE_VIDEO:
frame->width = FFMAX(avctx->width, FF_CEIL_RSHIFT(avctx->coded_width, avctx->lowres));
frame->height = FFMAX(avctx->height, FF_CEIL_RSHIFT(avctx->coded_height, avctx->lowres));
if (frame->format < 0)
frame->format = avctx->pix_fmt;
if (!frame->sample_aspect_ratio.num)
@@ -834,6 +832,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
static int get_buffer_internal(AVCodecContext *avctx, AVFrame *frame, int flags)
{
int override_dimensions = 1;
int ret;
if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
@@ -842,6 +841,13 @@ static int get_buffer_internal(AVCodecContext *avctx, AVFrame *frame, int flags)
return AVERROR(EINVAL);
}
}
if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
if (frame->width <= 0 || frame->height <= 0) {
frame->width = FFMAX(avctx->width, FF_CEIL_RSHIFT(avctx->coded_width, avctx->lowres));
frame->height = FFMAX(avctx->height, FF_CEIL_RSHIFT(avctx->coded_height, avctx->lowres));
override_dimensions = 0;
}
}
if ((ret = ff_init_buffer_info(avctx, frame)) < 0)
return ret;
@@ -964,7 +970,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
ret = avctx->get_buffer2(avctx, frame, flags);
if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
if (avctx->codec_type == AVMEDIA_TYPE_VIDEO && !override_dimensions) {
frame->width = avctx->width;
frame->height = avctx->height;
}