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| author | Anton Khirnov <anton@khirnov.net> | 2013-02-18 16:29:03 +0100 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2013-04-19 09:26:53 +0200 |
| commit | a7f46586bf47174b5fa00a905b767b1781ec8b72 (patch) | |
| tree | 285aeaa9bfd579b58bfeefe9a55a22c915dc41b2 | |
| parent | 505642f18276aed03278ac91b1f334ea888eac6a (diff) | |
| download | ffmpeg-a7f46586bf47174b5fa00a905b767b1781ec8b72.tar.gz | |
ff_get_buffer(): allocate the frame for max(coded,display) dimensions
Needed e.g. for h264 cropping to work properly.
| -rw-r--r-- | libavcodec/utils.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index dfb2f541e7..32ca703389 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -555,10 +555,8 @@ int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags) switch (avctx->codec_type) { case AVMEDIA_TYPE_VIDEO: - if (!frame->width) - frame->width = avctx->width; - if (!frame->height) - frame->height = avctx->height; + frame->width = FFMAX(avctx->width, avctx->coded_width); + frame->height = FFMAX(avctx->height, avctx->coded_height); if (frame->format < 0) frame->format = avctx->pix_fmt; if (!frame->sample_aspect_ratio.num) @@ -702,6 +700,9 @@ do { \ av_buffer_unref(&dummy_buf); + frame->width = avctx->width; + frame->height = avctx->height; + return 0; fail: @@ -712,7 +713,14 @@ fail: } #endif - return avctx->get_buffer2(avctx, frame, flags); + ret = avctx->get_buffer2(avctx, frame, flags); + + if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) { + frame->width = avctx->width; + frame->height = avctx->height; + } + + return ret; } int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame) |