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lavc/vp6: Refactor vp6_decode_init into vp6_decode_init/vp6_decode_init_context 

Pave the way for per-thread context initialization.

Signed-off-by: Ben Jackson <ben@ben.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ben Jackson 2012-09-15 10:32:40 -07:00 committed by Michael Niedermayer
parent 23503cadd1
commit 6e86d6af6b
1 changed files with 17 additions and 4 deletions
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21
libavcodec/vp6.c
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@ -590,12 +590,20 @@ static void vp6_filter(VP56Context *s, uint8_t *dst, uint8_t *src,
}
}
static av_cold void vp6_decode_init_context(VP56Context *s);
static av_cold int vp6_decode_init(AVCodecContext *avctx)
{
VP56Context *s = avctx->priv_data;
ff_vp56_init(avctx, avctx->codec->id == AV_CODEC_ID_VP6,
avctx->codec->id == AV_CODEC_ID_VP6A);
vp6_decode_init_context(s);
return 0;
}
static av_cold void vp6_decode_init_context(VP56Context *s)
{
s->deblock_filtering = 0;
s->vp56_coord_div = vp6_coord_div;
s->parse_vector_adjustment = vp6_parse_vector_adjustment;
@ -604,16 +612,22 @@ static av_cold int vp6_decode_init(AVCodecContext *avctx)
s->parse_vector_models = vp6_parse_vector_models;
s->parse_coeff_models = vp6_parse_coeff_models;
s->parse_header = vp6_parse_header;
return 0;
}
static av_cold void vp6_decode_free_context(VP56Context *s);
static av_cold int vp6_decode_free(AVCodecContext *avctx)
{
VP56Context *s = avctx->priv_data;
int pt, ct, cg;
ff_vp56_free(avctx);
vp6_decode_free_context(s);
return 0;
}
static av_cold void vp6_decode_free_context(VP56Context *s)
{
int pt, ct, cg;
for (pt=0; pt<2; pt++) {
ff_free_vlc(&s->dccv_vlc[pt]);
@ -622,7 +636,6 @@ static av_cold int vp6_decode_free(AVCodecContext *avctx)
for (cg=0; cg<6; cg++)
ff_free_vlc(&s->ract_vlc[pt][ct][cg]);
}
return 0;
}
AVCodec ff_vp6_decoder = {