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Code Issues Releases Activity

move decoder initialization in separate function, earlier failure detection

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Originally committed as revision 15929 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-11-24 18:49:50 +00:00
parent f2e92ad105
commit f4cca718cf
1 changed files with 17 additions and 5 deletions
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22
libavcodec/svq3.c
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@ -774,16 +774,17 @@ static int svq3_decode_slice_header(H264Context *h)
return 0; return 0;
} }
static int svq3_decode_frame(AVCodecContext *avctx, static int svq3_decode_init(AVCodecContext *avctx)
void *data, int *data_size,
const uint8_t *buf, int buf_size)
{ {
MpegEncContext *const s = avctx->priv_data; MpegEncContext *const s = avctx->priv_data;
H264Context *const h = avctx->priv_data; H264Context *const h = avctx->priv_data;
int m, mb_type; int m;
unsigned char *extradata; unsigned char *extradata;
unsigned int size; unsigned int size;
if (decode_init(avctx) < 0)
return -1;
s->flags = avctx->flags; s->flags = avctx->flags;
s->flags2 = avctx->flags2; s->flags2 = avctx->flags2;
s->unrestricted_mv = 1; s->unrestricted_mv = 1;
@ -880,6 +881,17 @@ static int svq3_decode_frame(AVCodecContext *avctx,
} }
} }
return 0;
}
static int svq3_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
const uint8_t *buf, int buf_size)
{
MpegEncContext *const s = avctx->priv_data;
H264Context *const h = avctx->priv_data;
int m, mb_type;
/* special case for last picture */ /* special case for last picture */
if (buf_size == 0) { if (buf_size == 0) {
if (s->next_picture_ptr && !s->low_delay) { if (s->next_picture_ptr && !s->low_delay) {
@ -1030,7 +1042,7 @@ AVCodec svq3_decoder = {
CODEC_TYPE_VIDEO, CODEC_TYPE_VIDEO,
CODEC_ID_SVQ3, CODEC_ID_SVQ3,
sizeof(H264Context), sizeof(H264Context),
decode_init, svq3_decode_init,
NULL, NULL,
decode_end, decode_end,
svq3_decode_frame, svq3_decode_frame,