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lavc/vp56: Refactor ff_vp56_init into ff_vp56_init/ff_vp56_init_context

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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 10:32:39 -07:00 committed by Michael Niedermayer
parent 47277c4153
commit 23503cadd1
2 changed files with 15 additions and 0 deletions
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12
libavcodec/vp56.c
View File

@ -661,6 +661,12 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
av_cold void ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha)
{
VP56Context *s = avctx->priv_data;
ff_vp56_init_context(avctx, s, flip, has_alpha);
}
av_cold void ff_vp56_init_context(AVCodecContext *avctx, VP56Context *s,
int flip, int has_alpha)
{
int i;
s->avctx = avctx;
@ -702,6 +708,12 @@ av_cold void ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha)
av_cold int ff_vp56_free(AVCodecContext *avctx)
{
VP56Context *s = avctx->priv_data;
return ff_vp56_free_context(s);
}
av_cold int ff_vp56_free_context(VP56Context *s)
{
AVCodecContext *avctx = s->avctx;
av_freep(&s->qscale_table);
av_freep(&s->above_blocks);

3
libavcodec/vp56.h
View File

@ -174,7 +174,10 @@ struct vp56_context {
void ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha);
void ff_vp56_init_context(AVCodecContext *avctx, VP56Context *s,
int flip, int has_alpha);
int ff_vp56_free(AVCodecContext *avctx);
int ff_vp56_free_context(VP56Context *s);
void ff_vp56_init_dequant(VP56Context *s, int quantizer);
int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
AVPacket *avpkt);