Commit f7e85ee9 authored by Anton Khirnov's avatar Anton Khirnov

lavc: allow the caller to override dimensions in ff_get_buffer()

This will be useful for allocating edges in the encoders.
parent 0d43b114
...@@ -572,12 +572,16 @@ FF_ENABLE_DEPRECATION_WARNINGS ...@@ -572,12 +572,16 @@ FF_ENABLE_DEPRECATION_WARNINGS
int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags) int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
{ {
int override_dimensions = 1;
int ret; int ret;
switch (avctx->codec_type) { switch (avctx->codec_type) {
case AVMEDIA_TYPE_VIDEO: case AVMEDIA_TYPE_VIDEO:
frame->width = FFMAX(avctx->width, avctx->coded_width); if (frame->width <= 0 || frame->height <= 0) {
frame->height = FFMAX(avctx->height, avctx->coded_height); frame->width = FFMAX(avctx->width, avctx->coded_width);
frame->height = FFMAX(avctx->height, avctx->coded_height);
override_dimensions = 0;
}
if (frame->format < 0) if (frame->format < 0)
frame->format = avctx->pix_fmt; frame->format = avctx->pix_fmt;
if (!frame->sample_aspect_ratio.num) if (!frame->sample_aspect_ratio.num)
...@@ -738,7 +742,7 @@ FF_ENABLE_DEPRECATION_WARNINGS ...@@ -738,7 +742,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
ret = avctx->get_buffer2(avctx, frame, flags); 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->width = avctx->width;
frame->height = avctx->height; frame->height = avctx->height;
} }
......
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