It is always one for VP7.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavcodec/vp8.c | 42 ++++++++++++++++++++----------------------
1 file changed, 20 insertions(+), 22 deletions(-)
diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c
index 50e879ef0b..635e45f87e 100644
--- a/libavcodec/vp8.c
+++ b/libavcodec/vp8.c
@@ -244,11 +244,11 @@ int update_dimensions(VP8Context *s, int width, int
height, int is_vp7)
s->mb_layout = is_vp7 || avctx->active_thread_type == FF_THREAD_SLICE &&
avctx->thread_count > 1;
- if (!s->mb_layout) { // Frame threading and one thread
+ if (!s->mb_layout) { // Frame threading and one thread when VP8
s->macroblocks_base = av_mallocz((s->mb_width + s->mb_height * 2
+ 1) *
sizeof(*s->macroblocks));
s->intra4x4_pred_mode_top = av_mallocz(s->mb_width * 4);
- } else // Sliced threading
+ } else // Sliced threading or VP7
s->macroblocks_base = av_mallocz((s->mb_width + 2) * (s->mb_height +
2) *
sizeof(*s->macroblocks));
s->top_nnz = av_mallocz(s->mb_width * sizeof(*s->top_nnz));
@@ -256,7 +256,7 @@ int update_dimensions(VP8Context *s, int width, int height,
int is_vp7)
s->thread_data = av_mallocz(MAX_THREADS * sizeof(VP8ThreadData));
if (!s->macroblocks_base || !s->top_nnz || !s->top_border ||
- !s->thread_data || (!s->intra4x4_pred_mode_top && !s->mb_layout)) {
+ !s->thread_data || (!s->intra4x4_pred_mode_top && (!is_vp7 &&
!s->mb_layout))) {
free_buffers(s);
return AVERROR(ENOMEM);
}
@@ -1044,7 +1044,7 @@ static const VP8mv *get_bmv_ptr(const VP8Macroblock *mb,
int subblock)
static av_always_inline
void vp7_decode_mvs(VP8Context *s, VP8Macroblock *mb,
- int mb_x, int mb_y, int layout)
+ int mb_x, int mb_y)
{
VP8Macroblock *mb_edge[12];
enum { CNT_ZERO, CNT_NEAREST, CNT_NEAR };
@@ -1065,11 +1065,8 @@ void vp7_decode_mvs(VP8Context *s, VP8Macroblock *mb,
if (vp7_calculate_mb_offset(mb_x, mb_y, s->mb_width, pred->xoffset,
pred->yoffset, !s->profile, &edge_x,
&edge_y)) {
- VP8Macroblock *edge = mb_edge[i] = (s->mb_layout == 1)
- ? s->macroblocks_base + 1 +
edge_x +
- (s->mb_width + 1) * (edge_y + 1)
- : s->macroblocks + edge_x +
- (s->mb_height - edge_y - 1) * 2;
+ VP8Macroblock *edge = mb_edge[i] = s->macroblocks_base + 1 +
edge_x +
+ (s->mb_width + 1) * (edge_y +
1);
uint32_t mv = AV_RN32A(get_bmv_ptr(edge, vp7_mv_pred[i].subblock));
if (mv) {
if (AV_RN32A(&near_mv[CNT_NEAREST])) {
@@ -1112,7 +1109,7 @@ void vp7_decode_mvs(VP8Context *s, VP8Macroblock *mb,
if (vpx_rac_get_prob_branchy(c,
vp7_mode_contexts[cnt[CNT_NEAR]][3])) {
mb->mode = VP8_MVMODE_SPLIT;
- mb->mv = mb->bmv[decode_splitmvs(s, c, mb, layout, IS_VP7)
- 1];
+ mb->mv = mb->bmv[decode_splitmvs(s, c, mb, 1, IS_VP7) - 1];
} else {
mb->mv.y += vp7_read_mv_component(c, s->prob->mvc[0]);
mb->mv.x += vp7_read_mv_component(c, s->prob->mvc[1]);
@@ -1310,7 +1307,7 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds,
} else {
const uint32_t modes = (is_vp7 ? vp7_pred4x4_mode
: vp8_pred4x4_mode)[mb->mode] *
0x01010101u;
- if (s->mb_layout)
+ if (is_vp7 || s->mb_layout)
AV_WN32A(mb->intra4x4_pred_mode_top, modes);
else
AV_WN32A(s->intra4x4_pred_mode_top + 4 * mb_x, modes);
@@ -1332,7 +1329,7 @@ void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds,
// motion vectors, 16.3
if (is_vp7)
- vp7_decode_mvs(s, mb, mb_x, mb_y, layout);
+ vp7_decode_mvs(s, mb, mb_x, mb_y);
else
vp8_decode_mvs(s, mv_bounds, mb, mb_x, mb_y, layout);
} else {
@@ -2420,7 +2417,7 @@ static av_always_inline int
decode_mb_row_no_filter(AVCodecContext *avctx, void
next_td = td;
else
next_td = &s->thread_data[(jobnr + 1) % num_jobs];
- if (s->mb_layout == 1)
+ if (is_vp7 || s->mb_layout == 1)
mb = s->macroblocks_base + ((s->mb_width + 1) * (mb_y + 1) + 1);
else {
// Make sure the previous frame has read its segmentation map,
@@ -2460,10 +2457,10 @@ static av_always_inline int
decode_mb_row_no_filter(AVCodecContext *avctx, void
s->vdsp.prefetch(dst[1] + (mb_x & 7) * s->uvlinesize + 64,
dst[2] - dst[1], 2);
- if (!s->mb_layout)
+ if (!is_vp7 && !s->mb_layout)
decode_mb_mode(s, &td->mv_bounds, mb, mb_x, mb_y,
curframe->seg_map->data + mb_xy,
prev_frame && prev_frame->seg_map ?
- prev_frame->seg_map->data + mb_xy : NULL, 0,
is_vp7);
+ prev_frame->seg_map->data + mb_xy : NULL, 0,
IS_VP8);
prefetch_motion(s, mb, mb_x, mb_y, mb_xy, VP8_FRAME_PREVIOUS);
@@ -2547,7 +2544,7 @@ static av_always_inline void filter_mb_row(AVCodecContext
*avctx, void *tdata,
curframe->data[2] + 8 * mb_y * s->uvlinesize
};
- if (s->mb_layout == 1)
+ if (is_vp7 || s->mb_layout == 1)
mb = s->macroblocks_base + ((s->mb_width + 1) * (mb_y + 1) + 1);
else
mb = s->macroblocks + (s->mb_height - mb_y - 1) * 2;
@@ -2770,17 +2767,18 @@ int vp78_decode_frame(AVCodecContext *avctx, AVFrame
*rframe, int *got_frame,
s->uvlinesize = curframe->tf.f->linesize[1];
memset(s->top_nnz, 0, s->mb_width * sizeof(*s->top_nnz));
- /* Zero macroblock structures for top/top-left prediction
- * from outside the frame. */
- if (!s->mb_layout)
+ if (!is_vp7 && !s->mb_layout) {
+ /* Zero macroblock structures for top/top-left prediction
+ * from outside the frame. */
memset(s->macroblocks + s->mb_height * 2 - 1, 0,
(s->mb_width + 1) * sizeof(*s->macroblocks));
- if (!s->mb_layout && s->keyframe)
- memset(s->intra4x4_pred_mode_top, DC_PRED, s->mb_width * 4);
+ if (s->keyframe)
+ memset(s->intra4x4_pred_mode_top, DC_PRED, s->mb_width * 4);
+ }
memset(s->ref_count, 0, sizeof(s->ref_count));
- if (s->mb_layout == 1) {
+ if (is_vp7 || s->mb_layout == 1) {
if (is_vp7) {
ret = vp7_decode_mv_mb_modes(avctx, curframe, prev_frame);
} else {
--
2.34.1
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