Commit 191dfa8d authored by Dmitry Kovalev's avatar Dmitry Kovalev
Browse files

Cleaning up get_sby_perpixel_{, diff_}variance().

Change-Id: Icbfeb04647d654253866d290abd4775a877b4f61
parent c27bdb9b
......@@ -103,34 +103,31 @@ static const uint8_t VP9_VAR_OFFS[64] = {
};
static unsigned int get_sby_perpixel_variance(VP9_COMP *cpi,
MACROBLOCK *x,
const struct buf_2d *ref,
BLOCK_SIZE bs) {
unsigned int var, sse;
var = cpi->fn_ptr[bs].vf(x->plane[0].src.buf, x->plane[0].src.stride,
VP9_VAR_OFFS, 0, &sse);
unsigned int sse;
const unsigned int var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
VP9_VAR_OFFS, 0, &sse);
return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
static unsigned int get_sby_perpixel_diff_variance(VP9_COMP *cpi,
MACROBLOCK *x,
int mi_row,
int mi_col,
const struct buf_2d *ref,
int mi_row, int mi_col,
BLOCK_SIZE bs) {
const YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, LAST_FRAME);
int offset = (mi_row * MI_SIZE) * yv12->y_stride + (mi_col * MI_SIZE);
unsigned int var, sse;
var = cpi->fn_ptr[bs].vf(x->plane[0].src.buf,
x->plane[0].src.stride,
yv12->y_buffer + offset,
yv12->y_stride,
&sse);
const YV12_BUFFER_CONFIG *last = get_ref_frame_buffer(cpi, LAST_FRAME);
const uint8_t* last_y = &last->y_buffer[mi_row * MI_SIZE * last->y_stride +
mi_col * MI_SIZE];
unsigned int sse;
const unsigned int var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride,
last_y, last->y_stride, &sse);
return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]);
}
static BLOCK_SIZE get_rd_var_based_fixed_partition(VP9_COMP *cpi,
int mi_row,
int mi_col) {
unsigned int var = get_sby_perpixel_diff_variance(cpi, &cpi->mb,
unsigned int var = get_sby_perpixel_diff_variance(cpi, &cpi->mb.plane[0].src,
mi_row, mi_col,
BLOCK_64X64);
if (var < 8)
......@@ -146,7 +143,7 @@ static BLOCK_SIZE get_rd_var_based_fixed_partition(VP9_COMP *cpi,
static BLOCK_SIZE get_nonrd_var_based_fixed_partition(VP9_COMP *cpi,
int mi_row,
int mi_col) {
unsigned int var = get_sby_perpixel_diff_variance(cpi, &cpi->mb,
unsigned int var = get_sby_perpixel_diff_variance(cpi, &cpi->mb.plane[0].src,
mi_row, mi_col,
BLOCK_64X64);
if (var < 4)
......@@ -1013,7 +1010,7 @@ static void rd_pick_sb_modes(VP9_COMP *cpi, const TileInfo *const tile,
// Set to zero to make sure we do not use the previous encoded frame stats
mbmi->skip = 0;
x->source_variance = get_sby_perpixel_variance(cpi, x, bsize);
x->source_variance = get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize);
if (aq_mode == VARIANCE_AQ) {
const int energy = bsize <= BLOCK_16X16 ? x->mb_energy
......@@ -2115,7 +2112,7 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
if (cpi->sf.disable_split_var_thresh && partition_none_allowed) {
unsigned int source_variancey;
vp9_setup_src_planes(x, cpi->Source, mi_row, mi_col);
source_variancey = get_sby_perpixel_variance(cpi, x, bsize);
source_variancey = get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize);
if (source_variancey < cpi->sf.disable_split_var_thresh) {
do_split = 0;
if (source_variancey < cpi->sf.disable_split_var_thresh / 2)
......
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