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-rw-r--r--vp9/common/vp9_blockd.c167
-rw-r--r--vp9/common/vp9_blockd.h178
2 files changed, 193 insertions, 152 deletions
diff --git a/vp9/common/vp9_blockd.c b/vp9/common/vp9_blockd.c
new file mode 100644
index 000000000..8cc657114
--- /dev/null
+++ b/vp9/common/vp9_blockd.c
@@ -0,0 +1,167 @@
+/*
+ * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "vp9/common/vp9_blockd.h"
+
+MB_PREDICTION_MODE vp9_left_block_mode(const MODE_INFO *cur_mi,
+ const MODE_INFO *left_mi, int b) {
+ if (b == 0 || b == 2) {
+ if (!left_mi || is_inter_block(&left_mi->mbmi))
+ return DC_PRED;
+
+ return left_mi->mbmi.sb_type < BLOCK_8X8 ? left_mi->bmi[b + 1].as_mode
+ : left_mi->mbmi.mode;
+ } else {
+ assert(b == 1 || b == 3);
+ return cur_mi->bmi[b - 1].as_mode;
+ }
+}
+
+MB_PREDICTION_MODE vp9_above_block_mode(const MODE_INFO *cur_mi,
+ const MODE_INFO *above_mi, int b) {
+ if (b == 0 || b == 1) {
+ if (!above_mi || is_inter_block(&above_mi->mbmi))
+ return DC_PRED;
+
+ return above_mi->mbmi.sb_type < BLOCK_8X8 ? above_mi->bmi[b + 2].as_mode
+ : above_mi->mbmi.mode;
+ } else {
+ assert(b == 2 || b == 3);
+ return cur_mi->bmi[b - 2].as_mode;
+ }
+}
+
+void vp9_foreach_transformed_block_in_plane(
+ const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane,
+ foreach_transformed_block_visitor visit, void *arg) {
+ const struct macroblockd_plane *const pd = &xd->plane[plane];
+ const MB_MODE_INFO* mbmi = &xd->mi_8x8[0]->mbmi;
+ // block and transform sizes, in number of 4x4 blocks log 2 ("*_b")
+ // 4x4=0, 8x8=2, 16x16=4, 32x32=6, 64x64=8
+ // transform size varies per plane, look it up in a common way.
+ const TX_SIZE tx_size = plane ? get_uv_tx_size(mbmi)
+ : mbmi->tx_size;
+ const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
+ const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize];
+ const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize];
+ const int step = 1 << (tx_size << 1);
+ int i;
+
+ // If mb_to_right_edge is < 0 we are in a situation in which
+ // the current block size extends into the UMV and we won't
+ // visit the sub blocks that are wholly within the UMV.
+ if (xd->mb_to_right_edge < 0 || xd->mb_to_bottom_edge < 0) {
+ int r, c;
+
+ int max_blocks_wide = num_4x4_w;
+ int max_blocks_high = num_4x4_h;
+
+ // xd->mb_to_right_edge is in units of pixels * 8. This converts
+ // it to 4x4 block sizes.
+ if (xd->mb_to_right_edge < 0)
+ max_blocks_wide += (xd->mb_to_right_edge >> (5 + pd->subsampling_x));
+
+ if (xd->mb_to_bottom_edge < 0)
+ max_blocks_high += (xd->mb_to_bottom_edge >> (5 + pd->subsampling_y));
+
+ i = 0;
+ // Unlike the normal case - in here we have to keep track of the
+ // row and column of the blocks we use so that we know if we are in
+ // the unrestricted motion border.
+ for (r = 0; r < num_4x4_h; r += (1 << tx_size)) {
+ for (c = 0; c < num_4x4_w; c += (1 << tx_size)) {
+ if (r < max_blocks_high && c < max_blocks_wide)
+ visit(plane, i, plane_bsize, tx_size, arg);
+ i += step;
+ }
+ }
+ } else {
+ for (i = 0; i < num_4x4_w * num_4x4_h; i += step)
+ visit(plane, i, plane_bsize, tx_size, arg);
+ }
+}
+
+void vp9_foreach_transformed_block(const MACROBLOCKD* const xd,
+ BLOCK_SIZE bsize,
+ foreach_transformed_block_visitor visit,
+ void *arg) {
+ int plane;
+
+ for (plane = 0; plane < MAX_MB_PLANE; plane++)
+ vp9_foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg);
+}
+
+void vp9_foreach_transformed_block_uv(const MACROBLOCKD* const xd,
+ BLOCK_SIZE bsize,
+ foreach_transformed_block_visitor visit,
+ void *arg) {
+ int plane;
+
+ for (plane = 1; plane < MAX_MB_PLANE; plane++)
+ vp9_foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg);
+}
+
+void vp9_set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size, int has_eob,
+ int aoff, int loff) {
+ ENTROPY_CONTEXT *const a = pd->above_context + aoff;
+ ENTROPY_CONTEXT *const l = pd->left_context + loff;
+ const int tx_size_in_blocks = 1 << tx_size;
+
+ // above
+ if (has_eob && xd->mb_to_right_edge < 0) {
+ int i;
+ const int blocks_wide = num_4x4_blocks_wide_lookup[plane_bsize] +
+ (xd->mb_to_right_edge >> (5 + pd->subsampling_x));
+ int above_contexts = tx_size_in_blocks;
+ if (above_contexts + aoff > blocks_wide)
+ above_contexts = blocks_wide - aoff;
+
+ for (i = 0; i < above_contexts; ++i)
+ a[i] = has_eob;
+ for (i = above_contexts; i < tx_size_in_blocks; ++i)
+ a[i] = 0;
+ } else {
+ vpx_memset(a, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks);
+ }
+
+ // left
+ if (has_eob && xd->mb_to_bottom_edge < 0) {
+ int i;
+ const int blocks_high = num_4x4_blocks_high_lookup[plane_bsize] +
+ (xd->mb_to_bottom_edge >> (5 + pd->subsampling_y));
+ int left_contexts = tx_size_in_blocks;
+ if (left_contexts + loff > blocks_high)
+ left_contexts = blocks_high - loff;
+
+ for (i = 0; i < left_contexts; ++i)
+ l[i] = has_eob;
+ for (i = left_contexts; i < tx_size_in_blocks; ++i)
+ l[i] = 0;
+ } else {
+ vpx_memset(l, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks);
+ }
+}
+
+void vp9_setup_block_planes(MACROBLOCKD *xd, int ss_x, int ss_y) {
+ int i;
+
+ for (i = 0; i < MAX_MB_PLANE; i++) {
+ xd->plane[i].plane_type = i ? PLANE_TYPE_UV : PLANE_TYPE_Y;
+ xd->plane[i].subsampling_x = i ? ss_x : 0;
+ xd->plane[i].subsampling_y = i ? ss_y : 0;
+ }
+#if CONFIG_ALPHA
+ // TODO(jkoleszar): Using the Y w/h for now
+ xd->plane[3].plane_type = PLANE_TYPE_Y;
+ xd->plane[3].subsampling_x = 0;
+ xd->plane[3].subsampling_y = 0;
+#endif
+}
diff --git a/vp9/common/vp9_blockd.h b/vp9/common/vp9_blockd.h
index 49e336aa4..f85aa2b85 100644
--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -153,33 +153,11 @@ static INLINE int has_second_ref(const MB_MODE_INFO *mbmi) {
return mbmi->ref_frame[1] > INTRA_FRAME;
}
-static MB_PREDICTION_MODE left_block_mode(const MODE_INFO *cur_mi,
- const MODE_INFO *left_mi, int b) {
- if (b == 0 || b == 2) {
- if (!left_mi || is_inter_block(&left_mi->mbmi))
- return DC_PRED;
-
- return left_mi->mbmi.sb_type < BLOCK_8X8 ? left_mi->bmi[b + 1].as_mode
- : left_mi->mbmi.mode;
- } else {
- assert(b == 1 || b == 3);
- return cur_mi->bmi[b - 1].as_mode;
- }
-}
+MB_PREDICTION_MODE vp9_left_block_mode(const MODE_INFO *cur_mi,
+ const MODE_INFO *left_mi, int b);
-static MB_PREDICTION_MODE above_block_mode(const MODE_INFO *cur_mi,
- const MODE_INFO *above_mi, int b) {
- if (b == 0 || b == 1) {
- if (!above_mi || is_inter_block(&above_mi->mbmi))
- return DC_PRED;
-
- return above_mi->mbmi.sb_type < BLOCK_8X8 ? above_mi->bmi[b + 2].as_mode
- : above_mi->mbmi.mode;
- } else {
- assert(b == 2 || b == 3);
- return cur_mi->bmi[b - 2].as_mode;
- }
-}
+MB_PREDICTION_MODE vp9_above_block_mode(const MODE_INFO *cur_mi,
+ const MODE_INFO *above_mi, int b);
enum mv_precision {
MV_PRECISION_Q3,
@@ -266,7 +244,8 @@ typedef struct macroblockd {
-static BLOCK_SIZE get_subsize(BLOCK_SIZE bsize, PARTITION_TYPE partition) {
+static INLINE BLOCK_SIZE get_subsize(BLOCK_SIZE bsize,
+ PARTITION_TYPE partition) {
const BLOCK_SIZE subsize = subsize_lookup[partition][bsize];
assert(subsize < BLOCK_SIZES);
return subsize;
@@ -298,23 +277,9 @@ static INLINE TX_TYPE get_tx_type_16x16(PLANE_TYPE plane_type,
: DCT_DCT;
}
-static void setup_block_dptrs(MACROBLOCKD *xd, int ss_x, int ss_y) {
- int i;
-
- for (i = 0; i < MAX_MB_PLANE; i++) {
- xd->plane[i].plane_type = i ? PLANE_TYPE_UV : PLANE_TYPE_Y;
- xd->plane[i].subsampling_x = i ? ss_x : 0;
- xd->plane[i].subsampling_y = i ? ss_y : 0;
- }
-#if CONFIG_ALPHA
- // TODO(jkoleszar): Using the Y w/h for now
- xd->plane[3].plane_type = PLANE_TYPE_Y;
- xd->plane[3].subsampling_x = 0;
- xd->plane[3].subsampling_y = 0;
-#endif
-}
+void vp9_setup_block_planes(MACROBLOCKD *xd, int ss_x, int ss_y);
-static TX_SIZE get_uv_tx_size_impl(TX_SIZE y_tx_size, BLOCK_SIZE bsize) {
+static INLINE TX_SIZE get_uv_tx_size_impl(TX_SIZE y_tx_size, BLOCK_SIZE bsize) {
if (bsize < BLOCK_8X8) {
return TX_4X4;
} else {
@@ -324,12 +289,12 @@ static TX_SIZE get_uv_tx_size_impl(TX_SIZE y_tx_size, BLOCK_SIZE bsize) {
}
}
-static TX_SIZE get_uv_tx_size(const MB_MODE_INFO *mbmi) {
+static INLINE TX_SIZE get_uv_tx_size(const MB_MODE_INFO *mbmi) {
return get_uv_tx_size_impl(mbmi->tx_size, mbmi->sb_type);
}
-static BLOCK_SIZE get_plane_block_size(BLOCK_SIZE bsize,
- const struct macroblockd_plane *pd) {
+static INLINE BLOCK_SIZE get_plane_block_size(BLOCK_SIZE bsize,
+ const struct macroblockd_plane *pd) {
BLOCK_SIZE bs = ss_size_lookup[bsize][pd->subsampling_x][pd->subsampling_y];
assert(bs < BLOCK_SIZES);
return bs;
@@ -340,77 +305,23 @@ typedef void (*foreach_transformed_block_visitor)(int plane, int block,
TX_SIZE tx_size,
void *arg);
-static INLINE void foreach_transformed_block_in_plane(
+void vp9_foreach_transformed_block_in_plane(
const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane,
- foreach_transformed_block_visitor visit, void *arg) {
- const struct macroblockd_plane *const pd = &xd->plane[plane];
- const MB_MODE_INFO* mbmi = &xd->mi_8x8[0]->mbmi;
- // block and transform sizes, in number of 4x4 blocks log 2 ("*_b")
- // 4x4=0, 8x8=2, 16x16=4, 32x32=6, 64x64=8
- // transform size varies per plane, look it up in a common way.
- const TX_SIZE tx_size = plane ? get_uv_tx_size(mbmi)
- : mbmi->tx_size;
- const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
- const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize];
- const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize];
- const int step = 1 << (tx_size << 1);
- int i;
-
- // If mb_to_right_edge is < 0 we are in a situation in which
- // the current block size extends into the UMV and we won't
- // visit the sub blocks that are wholly within the UMV.
- if (xd->mb_to_right_edge < 0 || xd->mb_to_bottom_edge < 0) {
- int r, c;
-
- int max_blocks_wide = num_4x4_w;
- int max_blocks_high = num_4x4_h;
-
- // xd->mb_to_right_edge is in units of pixels * 8. This converts
- // it to 4x4 block sizes.
- if (xd->mb_to_right_edge < 0)
- max_blocks_wide += (xd->mb_to_right_edge >> (5 + pd->subsampling_x));
-
- if (xd->mb_to_bottom_edge < 0)
- max_blocks_high += (xd->mb_to_bottom_edge >> (5 + pd->subsampling_y));
-
- i = 0;
- // Unlike the normal case - in here we have to keep track of the
- // row and column of the blocks we use so that we know if we are in
- // the unrestricted motion border.
- for (r = 0; r < num_4x4_h; r += (1 << tx_size)) {
- for (c = 0; c < num_4x4_w; c += (1 << tx_size)) {
- if (r < max_blocks_high && c < max_blocks_wide)
- visit(plane, i, plane_bsize, tx_size, arg);
- i += step;
- }
- }
- } else {
- for (i = 0; i < num_4x4_w * num_4x4_h; i += step)
- visit(plane, i, plane_bsize, tx_size, arg);
- }
-}
+ foreach_transformed_block_visitor visit, void *arg);
-static INLINE void foreach_transformed_block(
+
+void vp9_foreach_transformed_block(
const MACROBLOCKD* const xd, BLOCK_SIZE bsize,
- foreach_transformed_block_visitor visit, void *arg) {
- int plane;
+ foreach_transformed_block_visitor visit, void *arg);
- for (plane = 0; plane < MAX_MB_PLANE; plane++)
- foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg);
-}
-static INLINE void foreach_transformed_block_uv(
+void vp9_foreach_transformed_block_uv(
const MACROBLOCKD* const xd, BLOCK_SIZE bsize,
- foreach_transformed_block_visitor visit, void *arg) {
- int plane;
-
- for (plane = 1; plane < MAX_MB_PLANE; plane++)
- foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg);
-}
+ foreach_transformed_block_visitor visit, void *arg);
-static void txfrm_block_to_raster_xy(BLOCK_SIZE plane_bsize,
- TX_SIZE tx_size, int block,
- int *x, int *y) {
+static INLINE void txfrm_block_to_raster_xy(BLOCK_SIZE plane_bsize,
+ TX_SIZE tx_size, int block,
+ int *x, int *y) {
const int bwl = b_width_log2(plane_bsize);
const int tx_cols_log2 = bwl - tx_size;
const int tx_cols = 1 << tx_cols_log2;
@@ -419,50 +330,13 @@ static void txfrm_block_to_raster_xy(BLOCK_SIZE plane_bsize,
*y = (raster_mb >> tx_cols_log2) << tx_size;
}
-static void set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd,
- BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
- int has_eob, int aoff, int loff) {
- ENTROPY_CONTEXT *const a = pd->above_context + aoff;
- ENTROPY_CONTEXT *const l = pd->left_context + loff;
- const int tx_size_in_blocks = 1 << tx_size;
-
- // above
- if (has_eob && xd->mb_to_right_edge < 0) {
- int i;
- const int blocks_wide = num_4x4_blocks_wide_lookup[plane_bsize] +
- (xd->mb_to_right_edge >> (5 + pd->subsampling_x));
- int above_contexts = tx_size_in_blocks;
- if (above_contexts + aoff > blocks_wide)
- above_contexts = blocks_wide - aoff;
-
- for (i = 0; i < above_contexts; ++i)
- a[i] = has_eob;
- for (i = above_contexts; i < tx_size_in_blocks; ++i)
- a[i] = 0;
- } else {
- vpx_memset(a, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks);
- }
+void vp9_set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd,
+ BLOCK_SIZE plane_bsize, TX_SIZE tx_size, int has_eob,
+ int aoff, int loff);
- // left
- if (has_eob && xd->mb_to_bottom_edge < 0) {
- int i;
- const int blocks_high = num_4x4_blocks_high_lookup[plane_bsize] +
- (xd->mb_to_bottom_edge >> (5 + pd->subsampling_y));
- int left_contexts = tx_size_in_blocks;
- if (left_contexts + loff > blocks_high)
- left_contexts = blocks_high - loff;
-
- for (i = 0; i < left_contexts; ++i)
- l[i] = has_eob;
- for (i = left_contexts; i < tx_size_in_blocks; ++i)
- l[i] = 0;
- } else {
- vpx_memset(l, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks);
- }
-}
-static int get_tx_eob(const struct segmentation *seg, int segment_id,
- TX_SIZE tx_size) {
+static INLINE int get_tx_eob(const struct segmentation *seg, int segment_id,
+ TX_SIZE tx_size) {
const int eob_max = 16 << (tx_size << 1);
return vp9_segfeature_active(seg, segment_id, SEG_LVL_SKIP) ? 0 : eob_max;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-09 19:26:24 +0000