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Code Issues Releases Activity

avcodec/mjpegdec: fix rounding of chroma_height

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Fixes green line at the bottom
Fixes Ticket3913

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2014-09-06 03:13:57 +02:00
parent c701178900
commit 1654ca7d4e
1 changed files with 3 additions and 3 deletions
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6
libavcodec/mjpegdec.c
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@@ -468,7 +468,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
else
goto unk_pixfmt;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
s->chroma_height = s->height / 2;
s->chroma_height = (s->height + 1) / 2;
break;
case 0x11000000:
case 0x13000000:
@@ -492,7 +492,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
else
goto unk_pixfmt;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
s->chroma_height = s->height / 2;
s->chroma_height = (s->height + 1) / 2;
break;
case 0x21111100:
if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P;
@@ -513,7 +513,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
if (pix_fmt_id == 0x42111100) {
s->upscale_h = 6;
s->chroma_height = s->height / 2;
s->chroma_height = (s->height + 1) / 2;
}
break;
case 0x41111100: