ref: 9931070094598332d05f8591a6aea71b43d66c78
parent: 603cdcfce58f1e930847f10ff502e7bc10afdcc9
author: JackyChen <jackychen@google.com>
date: Tue Dec 16 06:17:20 EST 2014
Add rectangle block support for MFQE. Only for the rectangle blocks larger than 16X16, SAD and Variance are still based on the internal square blocks. Change-Id: I3754da1b0254147313f86a0140dbf4f980f06a5a
--- a/vp9/common/vp9_mfqe.c
+++ b/vp9/common/vp9_mfqe.c
@@ -210,17 +210,85 @@
return;
}
// No MFQE on blocks smaller than 16x16
- if (partition == PARTITION_SPLIT && bs == BLOCK_16X16) {+ if (bs == BLOCK_16X16) {partition = PARTITION_NONE;
}
+ if (bs == BLOCK_64X64) {+ mi_offset = 4;
+ y_offset = 32;
+ uv_offset = 16;
+ } else {+ mi_offset = 2;
+ y_offset = 16;
+ uv_offset = 8;
+ }
switch (partition) {+ BLOCK_SIZE mfqe_bs, bs_tmp;
case PARTITION_HORZ:
+ if (bs == BLOCK_64X64) {+ mfqe_bs = BLOCK_64X32;
+ bs_tmp = BLOCK_32X32;
+ } else {+ mfqe_bs = BLOCK_32X16;
+ bs_tmp = BLOCK_16X16;
+ }
+ if (mfqe_decision(mi, mfqe_bs)) {+ // Do mfqe on the first square partition.
+ mfqe_block(bs_tmp, y, u, v, y_stride, uv_stride,
+ yd, ud, vd, yd_stride, uvd_stride);
+ // Do mfqe on the second square partition.
+ mfqe_block(bs_tmp, y + y_offset, u + uv_offset, v + uv_offset,
+ y_stride, uv_stride, yd + y_offset, ud + uv_offset,
+ vd + uv_offset, yd_stride, uvd_stride);
+ }
+ if (mfqe_decision(mi + mi_offset * cm->mi_stride, mfqe_bs)) {+ // Do mfqe on the first square partition.
+ mfqe_block(bs_tmp, y + y_offset * y_stride, u + uv_offset * uv_stride,
+ v + uv_offset * uv_stride, y_stride, uv_stride,
+ yd + y_offset * yd_stride, ud + uv_offset * uvd_stride,
+ vd + uv_offset * uvd_stride, yd_stride, uvd_stride);
+ // Do mfqe on the second square partition.
+ mfqe_block(bs_tmp, y + y_offset * y_stride + y_offset,
+ u + uv_offset * uv_stride + uv_offset,
+ v + uv_offset * uv_stride + uv_offset, y_stride,
+ uv_stride, yd + y_offset * yd_stride + y_offset,
+ ud + uv_offset * uvd_stride + uv_offset,
+ vd + uv_offset * uvd_stride + uv_offset,
+ yd_stride, uvd_stride);
+ }
+ break;
case PARTITION_VERT:
- // If current block size is not square.
- // Copy the block from current frame(i.e., no mfqe is done).
- // TODO(jackychen): Rectangle blocks should also be taken into account.
- copy_block(y, u, v, y_stride, uv_stride, yd, ud, vd,
- yd_stride, uvd_stride, bs);
+ if (bs == BLOCK_64X64) {+ mfqe_bs = BLOCK_32X64;
+ bs_tmp = BLOCK_32X32;
+ } else {+ mfqe_bs = BLOCK_16X32;
+ bs_tmp = BLOCK_16X16;
+ }
+ if (mfqe_decision(mi, mfqe_bs)) {+ // Do mfqe on the first square partition.
+ mfqe_block(bs_tmp, y, u, v, y_stride, uv_stride,
+ yd, ud, vd, yd_stride, uvd_stride);
+ // Do mfqe on the second square partition.
+ mfqe_block(bs_tmp, y + y_offset * y_stride, u + uv_offset * uv_stride,
+ v + uv_offset * uv_stride, y_stride, uv_stride,
+ yd + y_offset * yd_stride, ud + uv_offset * uvd_stride,
+ vd + uv_offset * uvd_stride, yd_stride, uvd_stride);
+ }
+ if (mfqe_decision(mi + mi_offset, mfqe_bs)) {+ // Do mfqe on the first square partition.
+ mfqe_block(bs_tmp, y + y_offset, u + uv_offset, v + uv_offset,
+ y_stride, uv_stride, yd + y_offset, ud + uv_offset,
+ vd + uv_offset, yd_stride, uvd_stride);
+ // Do mfqe on the second square partition.
+ mfqe_block(bs_tmp, y + y_offset * y_stride + y_offset,
+ u + uv_offset * uv_stride + uv_offset,
+ v + uv_offset * uv_stride + uv_offset, y_stride,
+ uv_stride, yd + y_offset * yd_stride + y_offset,
+ ud + uv_offset * uvd_stride + uv_offset,
+ vd + uv_offset * uvd_stride + uv_offset,
+ yd_stride, uvd_stride);
+ }
break;
case PARTITION_NONE:
if (mfqe_decision(mi, cur_bs)) {@@ -234,15 +302,6 @@
}
break;
case PARTITION_SPLIT:
- if (bs == BLOCK_64X64) {- mi_offset = 4;
- y_offset = 32;
- uv_offset = 16;
- } else {- mi_offset = 2;
- y_offset = 16;
- uv_offset = 8;
- }
// Recursion on four square partitions, e.g. if bs is 64X64,
// then look into four 32X32 blocks in it.
mfqe_partition(cm, mi, subsize, y, u, v, y_stride, uv_stride, yd, ud, vd,