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libutvideodec: Check if the decode initializes correctly

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Actually check the return value of DecodeBegin, to make
sure that it has encountered no errors.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Derek Buitenhuis 2011-11-07 12:02:30 -05:00 committed by Michael Niedermayer
parent 61d303c780
commit 159609512c
1 changed files with 10 additions and 1 deletions
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11
libavcodec/libutvideo.cpp
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@ -51,6 +51,7 @@ static av_cold int utvideo_decode_init(AVCodecContext *avctx)
UtVideoContext *utv = (UtVideoContext *)avctx->priv_data;
UtVideoExtra info;
int format;
int begin_ret;
unsigned int buf_size;
if(avctx->extradata_size != 4*4)
@ -119,9 +120,17 @@ static av_cold int utvideo_decode_init(AVCodecContext *avctx)
utv->codec = CCodec::CreateInstance(UNFCC(avctx->codec_tag), "libavcodec");
/* Initialize Decoding */
utv->codec->DecodeBegin(format, avctx->width, avctx->height,
begin_ret = utv->codec->DecodeBegin(format, avctx->width, avctx->height,
CBGROSSWIDTH_WINDOWS, &info, sizeof(UtVideoExtra));
/* Check to see if the decoder initlized properly */
if(begin_ret != 0)
{
av_log(avctx, AV_LOG_ERROR,
"Could not initialize decoder: %d\n", begin_ret);
return -1;
}
return 0;
}