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Merge "Fixed a bug where no valid partition is allowed"

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Yaowu Xu 2014-02-12 10:13:49 -08:00 committed by Gerrit Code Review
commit 56d0b36092
1 changed files with 17 additions and 0 deletions
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17
vp9/encoder/vp9_encodeframe.c
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@ -1528,6 +1528,15 @@ static void get_sb_partition_size_range(VP9_COMP *cpi, MODE_INFO ** mi_8x8,
}
}
// Next square block size less or equal than current block size.
static const BLOCK_SIZE next_square_size[BLOCK_SIZES] = {
BLOCK_4X4, BLOCK_4X4, BLOCK_4X4,
BLOCK_8X8, BLOCK_8X8, BLOCK_8X8,
BLOCK_16X16, BLOCK_16X16, BLOCK_16X16,
BLOCK_32X32, BLOCK_32X32, BLOCK_32X32,
BLOCK_64X64
};
// Look at neighboring blocks and set a min and max partition size based on
// what they chose.
static void rd_auto_partition_range(VP9_COMP *cpi, const TileInfo *const tile,
@ -1594,6 +1603,14 @@ static void rd_auto_partition_range(VP9_COMP *cpi, const TileInfo *const tile,
row8x8_remaining, col8x8_remaining,
&bh, &bw);
*min_block_size = MIN(*min_block_size, *max_block_size);
// When use_square_partition_only is true, make sure at least one square
// partition is allowed by selecting the next smaller square size as
// *min_block_size.
if (cpi->sf.use_square_partition_only &&
(*max_block_size - *min_block_size) < 2) {
*min_block_size = next_square_size[*min_block_size];
}
}
static void compute_fast_motion_search_level(VP9_COMP *cpi, BLOCK_SIZE bsize) {