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avcodec/dnxhdenc: make sure that mb_height > 255 can be stored 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-04-14 16:00:35 +02:00
parent 3f1c527bf5
commit 34c2eea3d8
1 changed files with 1 additions and 1 deletions
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libavcodec/dnxhdenc.c
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@ -582,7 +582,7 @@ static int dnxhd_write_header(AVCodecContext *avctx, uint8_t *buf)
buf[0x167] = 0x02; // reserved
AV_WB16(buf + 0x16a, ctx->m.mb_height * 4 + 4); // MSIPS
buf[0x16d] = ctx->m.mb_height; // Ns
AV_WB16(buf + 0x16c, ctx->m.mb_height); // Ns
buf[0x16f] = 0x10; // reserved
ctx->msip = buf + 0x170;