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avcodec/h264: be more tolerant on what pixel format changes trigger reinits

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Fixes Ticket3260

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-03-17 02:25:20 +01:00
parent 9eb3f11c55
commit 8e92ff2546
1 changed files with 12 additions and 1 deletions
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13
libavcodec/h264.c
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@ -3444,6 +3444,17 @@ int ff_set_ref_count(H264Context *h)
return 0;
}
static enum AVPixelFormat non_j_pixfmt(enum AVPixelFormat a)
{
switch (a) {
case AV_PIX_FMT_YUVJ420P: return AV_PIX_FMT_YUV420P;
case AV_PIX_FMT_YUVJ422P: return AV_PIX_FMT_YUV422P;
case AV_PIX_FMT_YUVJ444P: return AV_PIX_FMT_YUV444P;
default:
return a;
}
}
/**
* Decode a slice header.
* This will (re)intialize the decoder and call h264_frame_start() as needed.
@ -3573,7 +3584,7 @@ static int decode_slice_header(H264Context *h, H264Context *h0)
|| h->mb_width != h->sps.mb_width
|| h->mb_height != h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag)
));
if (h0->avctx->pix_fmt != get_pixel_format(h0, 0))
if (non_j_pixfmt(h0->avctx->pix_fmt) != non_j_pixfmt(get_pixel_format(h0, 0)))
must_reinit = 1;
h->mb_width = h->sps.mb_width;