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lavc/vp56: Move golden_frame into VP56Context 

Makes golden_frame more like other frame data, paves way for threading
alpha channel decode.

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 10:32:41 -07:00 committed by Michael Niedermayer
parent 6e86d6af6b
commit eebc11ebc8
4 changed files with 9 additions and 9 deletions
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3
libavcodec/vp5.c
View File

@ -35,8 +35,7 @@
#include "vp5data.h"
static int vp5_parse_header(VP56Context *s, const uint8_t *buf, int buf_size,
int *golden_frame)
static int vp5_parse_header(VP56Context *s, const uint8_t *buf, int buf_size)
{
VP56RangeCoder *c = &s->c;
int rows, cols;

6
libavcodec/vp56.c
View File

@ -507,12 +507,11 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
for (is_alpha=0; is_alpha < 1+s->has_alpha; is_alpha++) {
int mb_row, mb_col, mb_row_flip, mb_offset = 0;
int block, y, uv, stride_y, stride_uv;
int golden_frame = 0;
int res;
s->modelp = &s->models[is_alpha];
res = s->parse_header(s, buf, remaining_buf_size, &golden_frame);
res = s->parse_header(s, buf, remaining_buf_size);
if (!res)
return -1;
@ -620,7 +619,7 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
}
next:
if (p->key_frame || golden_frame) {
if (p->key_frame || s->golden_frame) {
if (s->framep[VP56_FRAME_GOLDEN]->data[0] && s->framep[VP56_FRAME_GOLDEN] != p &&
s->framep[VP56_FRAME_GOLDEN] != s->framep[VP56_FRAME_GOLDEN2])
avctx->release_buffer(avctx, s->framep[VP56_FRAME_GOLDEN]);
@ -690,6 +689,7 @@ av_cold void ff_vp56_init_context(AVCodecContext *avctx, VP56Context *s,
s->macroblocks = NULL;
s->quantizer = -1;
s->deblock_filtering = 1;
s->golden_frame = 0;
s->filter = NULL;

3
libavcodec/vp56.h
View File

@ -50,7 +50,7 @@ typedef void (*VP56DefaultModelsInit)(VP56Context *s);
typedef void (*VP56ParseVectorModels)(VP56Context *s);
typedef int (*VP56ParseCoeffModels)(VP56Context *s);
typedef int (*VP56ParseHeader)(VP56Context *s, const uint8_t *buf,
int buf_size, int *golden_frame);
int buf_size);
typedef struct {
int high;
@ -105,6 +105,7 @@ struct vp56_context {
int sub_version;
/* frame info */
int golden_frame;
int plane_width[4];
int plane_height[4];
int mb_width; /* number of horizontal MB */

6
libavcodec/vp6.c
View File

@ -43,8 +43,7 @@
static void vp6_parse_coeff(VP56Context *s);
static void vp6_parse_coeff_huffman(VP56Context *s);
static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size,
int *golden_frame)
static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size)
{
VP56RangeCoder *c = &s->c;
int parse_filter_info = 0;
@ -100,6 +99,7 @@ static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size,
if (sub_version < 8)
vrt_shift = 5;
s->sub_version = sub_version;
s->golden_frame = 0;
} else {
if (!s->sub_version || !s->avctx->coded_width || !s->avctx->coded_height)
return 0;
@ -111,7 +111,7 @@ static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size,
}
ff_vp56_init_range_decoder(c, buf+1, buf_size-1);
*golden_frame = vp56_rac_get(c);
s->golden_frame = vp56_rac_get(c);
if (s->filter_header) {
s->deblock_filtering = vp56_rac_get(c);
if (s->deblock_filtering)