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aom: update libaom to 0ec86ac7ae1e32a7e70410fa4972a655ec3670a4

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Roy Tam 2019-02-22 21:52:01 +08:00
commit eb361970c5
438 changed files with 52661 additions and 21905 deletions
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47
third_party/aom/av1/common/tile_common.c vendored
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@ -143,30 +143,6 @@ int av1_get_sb_cols_in_tile(AV1_COMMON *cm, TileInfo tile) {
return sb_cols;
}
int get_tile_size(int mi_frame_size, int log2_tile_num, int *ntiles) {
// Round the frame up to a whole number of max superblocks
mi_frame_size = ALIGN_POWER_OF_TWO(mi_frame_size, MAX_MIB_SIZE_LOG2);
// Divide by the signalled number of tiles, rounding up to the multiple of
// the max superblock size. To do this, shift right (and round up) to get the
// tile size in max super-blocks and then shift left again to convert it to
// mi units.
const int shift = log2_tile_num + MAX_MIB_SIZE_LOG2;
const int max_sb_tile_size =
ALIGN_POWER_OF_TWO(mi_frame_size, shift) >> shift;
const int mi_tile_size = max_sb_tile_size << MAX_MIB_SIZE_LOG2;
// The actual number of tiles is the ceiling of the frame size in mi units
// divided by mi_size. This is at most 1 << log2_tile_num but might be
// strictly less if max_sb_tile_size got rounded up significantly.
if (ntiles) {
*ntiles = (mi_frame_size + mi_tile_size - 1) / mi_tile_size;
assert(*ntiles <= (1 << log2_tile_num));
}
return mi_tile_size;
}
AV1PixelRect av1_get_tile_rect(const TileInfo *tile_info, const AV1_COMMON *cm,
int is_uv) {
AV1PixelRect r;
@ -205,3 +181,26 @@ AV1PixelRect av1_get_tile_rect(const TileInfo *tile_info, const AV1_COMMON *cm,
return r;
}
void av1_get_uniform_tile_size(const AV1_COMMON *cm, int *w, int *h) {
if (cm->uniform_tile_spacing_flag) {
*w = cm->tile_width;
*h = cm->tile_height;
} else {
for (int i = 0; i < cm->tile_cols; ++i) {
const int tile_width_sb =
cm->tile_col_start_sb[i + 1] - cm->tile_col_start_sb[i];
const int tile_w = tile_width_sb * cm->seq_params.mib_size;
assert(i == 0 || tile_w == *w); // ensure all tiles have same dimension
*w = tile_w;
}
for (int i = 0; i < cm->tile_rows; ++i) {
const int tile_height_sb =
cm->tile_row_start_sb[i + 1] - cm->tile_row_start_sb[i];
const int tile_h = tile_height_sb * cm->seq_params.mib_size;
assert(i == 0 || tile_h == *h); // ensure all tiles have same dimension
*h = tile_h;
}
}
}