In preparation for sliced threading.
---
libavcodec/vp8.c | 46 +++++++++++++++++++++++++---------------------
libavcodec/vp8.h | 8 ++++----
2 files changed, 29 insertions(+), 25 deletions(-)
diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c
index 6ab4b26..9d10827 100644
--- a/libavcodec/vp8.c
+++ b/libavcodec/vp8.c
@@ -38,7 +38,6 @@ static void free_buffers(VP8Context *s)
{
av_freep(&s->macroblocks_base);
av_freep(&s->filter_strength);
- av_freep(&s->intra4x4_pred_mode_top);
av_freep(&s->top_nnz);
av_freep(&s->edge_emu_buffer);
av_freep(&s->top_border);
@@ -123,15 +122,14 @@ static int update_dimensions(VP8Context *s, int width,
int height)
s->macroblocks_base =
av_mallocz((s->mb_width+2)*(s->mb_height+2)*sizeof(*s->macroblocks));
s->filter_strength =
av_mallocz(s->mb_width*sizeof(*s->filter_strength));
- s->intra4x4_pred_mode_top = av_mallocz(s->mb_width*4);
s->top_nnz = av_mallocz(s->mb_width*sizeof(*s->top_nnz));
s->top_border =
av_mallocz((s->mb_width+1)*sizeof(*s->top_border));
- if (!s->macroblocks_base || !s->filter_strength ||
!s->intra4x4_pred_mode_top ||
+ if (!s->macroblocks_base || !s->filter_strength ||
!s->top_nnz || !s->top_border)
return AVERROR(ENOMEM);
- s->macroblocks = s->macroblocks_base + s->mb_width + 2;
+ s->macroblocks = s->macroblocks_base + s->mb_width + 1;
return 0;
}
@@ -622,14 +620,17 @@ void decode_mvs(VP8Context *s, VP8Macroblock *mb, int
mb_x, int mb_y)
}
static av_always_inline
-void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c,
+void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb,
int mb_x, int keyframe)
{
- uint8_t *intra4x4 = s->intra4x4_pred_mode_mb;
+ VP8Macroblock *mb_top = mb - s->mb_width - 1;
+ uint8_t *intra4x4 = mb->intra4x4_pred_mode_mb;
+
+ memcpy(mb->intra4x4_pred_mode_top, mb_top->intra4x4_pred_mode_top, 4);
if (keyframe) {
int x, y;
- uint8_t* const top = s->intra4x4_pred_mode_top + 4 * mb_x;
uint8_t* const left = s->intra4x4_pred_mode_left;
+ uint8_t* const top = mb->intra4x4_pred_mode_top;
for (y = 0; y < 4; y++) {
for (x = 0; x < 4; x++) {
const uint8_t *ctx;
@@ -655,7 +656,7 @@ void decode_mb_mode(VP8Context *s, VP8Macroblock *mb, int
mb_x, int mb_y, uint8_
*segment = vp8_rac_get_tree(c, vp8_segmentid_tree, s->prob->segmentid);
else if (s->segmentation.enabled)
*segment = ref ? *ref : *segment;
- s->segment = *segment;
+ mb->segment = *segment;
mb->skip = s->mbskip_enabled ? vp56_rac_get_prob(c, s->prob->mbskip) : 0;
@@ -663,14 +664,14 @@ void decode_mb_mode(VP8Context *s, VP8Macroblock *mb, int
mb_x, int mb_y, uint8_
mb->mode = vp8_rac_get_tree(c, vp8_pred16x16_tree_intra,
vp8_pred16x16_prob_intra);
if (mb->mode == MODE_I4x4) {
- decode_intra4x4_modes(s, c, mb_x, 1);
+ decode_intra4x4_modes(s, c, mb, mb_x, 1);
} else {
const uint32_t modes = vp8_pred4x4_mode[mb->mode] * 0x01010101u;
- AV_WN32A(s->intra4x4_pred_mode_top + 4 * mb_x, modes);
AV_WN32A(s->intra4x4_pred_mode_left, modes);
+ AV_WN32A(mb->intra4x4_pred_mode_top, modes);
}
- s->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree,
vp8_pred8x8c_prob_intra);
+ mb->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree,
vp8_pred8x8c_prob_intra);
mb->ref_frame = VP56_FRAME_CURRENT;
} else if (vp56_rac_get_prob_branchy(c, s->prob->intra)) {
// inter MB, 16.2
@@ -688,9 +689,9 @@ void decode_mb_mode(VP8Context *s, VP8Macroblock *mb, int
mb_x, int mb_y, uint8_
mb->mode = vp8_rac_get_tree(c, vp8_pred16x16_tree_inter,
s->prob->pred16x16);
if (mb->mode == MODE_I4x4)
- decode_intra4x4_modes(s, c, mb_x, 0);
+ decode_intra4x4_modes(s, c, mb, mb_x, 0);
- s->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree,
s->prob->pred8x8c);
+ mb->chroma_pred_mode = vp8_rac_get_tree(c, vp8_pred8x8c_tree,
s->prob->pred8x8c);
mb->ref_frame = VP56_FRAME_CURRENT;
mb->partitioning = VP8_SPLITMVMODE_NONE;
AV_ZERO32(&mb->bmv[0]);
@@ -791,7 +792,7 @@ void decode_mb_coeffs(VP8Context *s, VP56RangeCoder *c,
VP8Macroblock *mb,
{
int i, x, y, luma_start = 0, luma_ctx = 3;
int nnz_pred, nnz, nnz_total = 0;
- int segment = s->segment;
+ int segment = mb->segment;
int block_dc = 0;
if (mb->mode != MODE_I4x4 && mb->mode != VP8_MVMODE_SPLIT) {
@@ -1002,7 +1003,7 @@ void intra_predict(VP8Context *s, uint8_t *dst[3],
VP8Macroblock *mb,
s->hpc.pred16x16[mode](dst[0], s->linesize);
} else {
uint8_t *ptr = dst[0];
- uint8_t *intra4x4 = s->intra4x4_pred_mode_mb;
+ uint8_t *intra4x4 = mb->intra4x4_pred_mode_mb;
uint8_t tr_top[4] = { 127, 127, 127, 127 };
// all blocks on the right edge of the macroblock use bottom edge
@@ -1087,9 +1088,9 @@ void intra_predict(VP8Context *s, uint8_t *dst[3],
VP8Macroblock *mb,
}
if (avctx->flags & CODEC_FLAG_EMU_EDGE) {
- mode = check_intra_pred8x8_mode_emuedge(s->chroma_pred_mode, mb_x,
mb_y);
+ mode = check_intra_pred8x8_mode_emuedge(mb->chroma_pred_mode, mb_x,
mb_y);
} else {
- mode = check_intra_pred8x8_mode(s->chroma_pred_mode, mb_x, mb_y);
+ mode = check_intra_pred8x8_mode(mb->chroma_pred_mode, mb_x, mb_y);
}
s->hpc.pred8x8[mode](dst[1], s->uvlinesize);
s->hpc.pred8x8[mode](dst[2], s->uvlinesize);
@@ -1408,7 +1409,7 @@ static av_always_inline void
filter_level_for_mb(VP8Context *s, VP8Macroblock *m
int interior_limit, filter_level;
if (s->segmentation.enabled) {
- filter_level = s->segmentation.filter_level[s->segment];
+ filter_level = s->segmentation.filter_level[mb->segment];
if (!s->segmentation.absolute_vals)
filter_level += s->filter.level;
} else
@@ -1578,7 +1579,7 @@ static void release_queued_segmaps(VP8Context *s, int
is_close)
static void vp8_decode_mb_row(AVCodecContext *avctx, AVFrame *curframe,
AVFrame *prev_frame, int mb_y) {
VP8Context *s = avctx->priv_data;
VP56RangeCoder *c = &s->coeff_partition[mb_y &
(s->num_coeff_partitions-1)];
- VP8Macroblock *mb = s->macroblocks + ((s->mb_width+1)*(mb_y + 1) + 1);
+ VP8Macroblock *mb = s->macroblocks_base + ((s->mb_width+1)*(mb_y + 1) + 1);
int i, y, mb_x, mb_xy = mb_y*s->mb_width;
uint8_t *dst[3] = {
curframe->data[0] + 16*mb_y*s->linesize,
@@ -1765,8 +1766,11 @@ static int vp8_decode_frame(AVCodecContext *avctx, void
*data, int *data_size,
memset(s->top_border[1]-1, 127, s->mb_width*sizeof(*s->top_border)+1);
}
memset(s->ref_count, 0, sizeof(s->ref_count));
- if (s->keyframe)
- memset(s->intra4x4_pred_mode_top, DC_PRED, s->mb_width*4);
+ if (s->keyframe) {
+ VP8Macroblock *mb = s->macroblocks_base;
+ for (i = 0; i < s->mb_width+1; i++, mb++)
+ memset(mb->intra4x4_pred_mode_top, DC_PRED, 4);
+ }
s->mv_min.y = -MARGIN;
s->mv_max.y = ((s->mb_height - 1) << 6) + MARGIN;
diff --git a/libavcodec/vp8.h b/libavcodec/vp8.h
index a738cb7..b81955a 100644
--- a/libavcodec/vp8.h
+++ b/libavcodec/vp8.h
@@ -79,6 +79,10 @@ typedef struct {
uint8_t mode;
uint8_t ref_frame;
uint8_t partitioning;
+ uint8_t chroma_pred_mode;
+ uint8_t segment;
+ uint8_t intra4x4_pred_mode_mb[16];
+ uint8_t intra4x4_pred_mode_top[4];
VP56mv mv;
VP56mv bmv[16];
} VP8Macroblock;
@@ -97,8 +101,6 @@ typedef struct {
uint8_t keyframe;
uint8_t deblock_filter;
uint8_t mbskip_enabled;
- uint8_t segment; ///< segment of the current macroblock
- uint8_t chroma_pred_mode; ///< 8x8c pred mode of the current macroblock
uint8_t profile;
VP56mv mv_min;
VP56mv mv_max;
@@ -128,7 +130,6 @@ typedef struct {
VP8Macroblock *macroblocks;
VP8FilterStrength *filter_strength;
- uint8_t *intra4x4_pred_mode_top;
uint8_t intra4x4_pred_mode_left[4];
/**
@@ -193,7 +194,6 @@ typedef struct {
VP56RangeCoder c; ///< header context, includes mb modes and motion
vectors
DECLARE_ALIGNED(16, DCTELEM, block)[6][4][16];
DECLARE_ALIGNED(16, DCTELEM, block_dc)[16];
- uint8_t intra4x4_pred_mode_mb[16];
/**
* These are all of the updatable probabilities for binary decisions.
--
1.7.7.3
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