generic-library/vpx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge "Cleaning up foreach_transformed_block_in_plane."

Browse Source
This commit is contained in:
Dmitry Kovalev 2013-08-22 01:37:21 -07:00 committed by Gerrit Code Review
commit a33f178491
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
vp9/common/vp9_blockd.h
View File

@ -400,8 +400,8 @@ static INLINE void foreach_transformed_block_in_plane(
const TX_SIZE tx_size = plane ? get_uv_tx_size(mbmi)
: mbmi->txfm_size;
const BLOCK_SIZE_TYPE plane_bsize = get_plane_block_size(bsize, pd);
const int bw = b_width_log2(plane_bsize);
const int bh = b_height_log2(plane_bsize);
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;
@ -411,8 +411,8 @@ static INLINE void foreach_transformed_block_in_plane(
if (xd->mb_to_right_edge < 0 || xd->mb_to_bottom_edge < 0) {
int r, c;
int max_blocks_wide = 1 << bw;
int max_blocks_high = 1 << bh;
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.
@ -426,15 +426,15 @@ static INLINE void foreach_transformed_block_in_plane(
// 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 < (1 << bh); r += (1 << tx_size)) {
for (c = 0; c < (1 << bw); c += (1 << tx_size)) {
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 < (1 << (bw + bh)); i += step)
for (i = 0; i < num_4x4_w * num_4x4_h; i += step)
visit(plane, i, plane_bsize, tx_size, arg);
}
}