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dnxhddec: initialize with mb-aligned dimensions 

The coded size is a multiple of the macroblock size, which is 16.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Christophe Gisquet 2015-09-30 10:14:59 +02:00 committed by Michael Niedermayer
parent 160556c9ad
commit 7e4070d2e7
1 changed files with 3 additions and 0 deletions
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3
libavcodec/dnxhddec.c
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@ -87,6 +87,9 @@ static av_cold int dnxhd_decode_init(AVCodecContext *avctx)
ctx->cid = -1;
avctx->colorspace = AVCOL_SPC_BT709;
avctx->coded_width = FFALIGN(avctx->width, 16);
avctx->coded_height = FFALIGN(avctx->height, 16);
ctx->rows = av_mallocz_array(avctx->thread_count, sizeof(RowContext));
if (!ctx->rows)
return AVERROR(ENOMEM);