Commit 52bf9347 authored by Dmitry Kovalev's avatar Dmitry Kovalev

zz_motion_search() cleanup.

Change-Id: I4991bc36e1627bd3a9495ca72c0738f1a937da2e
parent e7910316
......@@ -364,36 +364,32 @@ void vp9_end_first_pass(VP9_COMP *cpi) {
output_stats(cpi, cpi->output_pkt_list, &cpi->twopass.total_stats);
}
static void zz_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
YV12_BUFFER_CONFIG *recon_buffer,
int *best_motion_err, int recon_yoffset) {
static unsigned int zz_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
YV12_BUFFER_CONFIG *recon_buffer,
int recon_yoffset) {
MACROBLOCKD *const xd = &x->e_mbd;
const uint8_t *const src = x->plane[0].src.buf;
const int src_stride = x->plane[0].src.stride;
const uint8_t *const ref = xd->plane[0].pre[0].buf
= recon_buffer->y_buffer + recon_yoffset;
const int ref_stride = xd->plane[0].pre[0].stride;
// Set up pointers for this macro block recon buffer
xd->plane[0].pre[0].buf = recon_buffer->y_buffer + recon_yoffset;
unsigned int sse;
switch (xd->mi_8x8[0]->mbmi.sb_type) {
case BLOCK_8X8:
vp9_mse8x8(x->plane[0].src.buf, x->plane[0].src.stride,
xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride,
(unsigned int *)(best_motion_err));
vp9_mse8x8(src, src_stride, ref, ref_stride, &sse);
break;
case BLOCK_16X8:
vp9_mse16x8(x->plane[0].src.buf, x->plane[0].src.stride,
xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride,
(unsigned int *)(best_motion_err));
vp9_mse16x8(src, src_stride, ref, ref_stride, &sse);
break;
case BLOCK_8X16:
vp9_mse8x16(x->plane[0].src.buf, x->plane[0].src.stride,
xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride,
(unsigned int *)(best_motion_err));
vp9_mse8x16(src, src_stride, ref, ref_stride, &sse);
break;
default:
vp9_mse16x16(x->plane[0].src.buf, x->plane[0].src.stride,
xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride,
(unsigned int *)(best_motion_err));
vp9_mse16x16(src, src_stride, ref, ref_stride, &sse);
break;
}
return sse;
}
static void first_pass_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
......@@ -583,10 +579,9 @@ void vp9_first_pass(VP9_COMP *cpi) {
int this_error;
int gf_motion_error = INT_MAX;
int use_dc_pred = (mb_col || mb_row) && (!mb_col || !mb_row);
double error_weight;
double error_weight = 1.0;
vp9_clear_system_state(); // __asm emms;
error_weight = 1.0; // avoid uninitialized warnings
xd->plane[0].dst.buf = new_yv12->y_buffer + recon_yoffset;
xd->plane[1].dst.buf = new_yv12->u_buffer + recon_uvoffset;
......@@ -647,11 +642,9 @@ void vp9_first_pass(VP9_COMP *cpi) {
// Other than for the first frame do a motion search
if (cm->current_video_frame > 0) {
int tmp_err;
int motion_error = INT_MAX;
int motion_error = zz_motion_search(cpi, x, lst_yv12, recon_yoffset);
int_mv mv, tmp_mv;
// Simple 0,0 motion with no mv overhead
zz_motion_search(cpi, x, lst_yv12, &motion_error, recon_yoffset);
mv.as_int = tmp_mv.as_int = 0;
// Test last reference frame using the previous best mv as the
......@@ -684,8 +677,7 @@ void vp9_first_pass(VP9_COMP *cpi) {
// Experimental search in an older reference frame
if (cm->current_video_frame > 1) {
// Simple 0,0 motion with no mv overhead
zz_motion_search(cpi, x, gld_yv12,
&gf_motion_error, recon_yoffset);
gf_motion_error = zz_motion_search(cpi, x, gld_yv12, recon_yoffset);
first_pass_motion_search(cpi, x, &zero_ref_mv,
&tmp_mv.as_mv, gld_yv12,
......@@ -724,11 +716,9 @@ void vp9_first_pass(VP9_COMP *cpi) {
// very close and very low. This helps with scene cut
// detection for example in cropped clips with black bars
// at the sides or top and bottom.
if ((((this_error - intrapenalty) * 9) <=
(motion_error * 10)) &&
(this_error < (2 * intrapenalty))) {
if (((this_error - intrapenalty) * 9 <= motion_error * 10) &&
this_error < 2 * intrapenalty)
neutral_count++;
}
mv.as_mv.row *= 8;
mv.as_mv.col *= 8;
......@@ -737,8 +727,7 @@ void vp9_first_pass(VP9_COMP *cpi) {
xd->mi_8x8[0]->mbmi.tx_size = TX_4X4;
xd->mi_8x8[0]->mbmi.ref_frame[0] = LAST_FRAME;
xd->mi_8x8[0]->mbmi.ref_frame[1] = NONE;
vp9_build_inter_predictors_sby(xd, mb_row << 1,
mb_col << 1,
vp9_build_inter_predictors_sby(xd, mb_row << 1, mb_col << 1,
xd->mi_8x8[0]->mbmi.sb_type);
vp9_encode_sby(x, xd->mi_8x8[0]->mbmi.sb_type);
sum_mvr += mv.as_mv.row;
......
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