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Rewriting calc_plane_error() function.

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Change-Id: I06bb077edd4917b967fefe28bf4891b61b4f79b5
This commit is contained in:
Dmitry Kovalev 2014-03-17 17:53:02 -07:00
parent e27bcc2451
commit fc28560bbd
3 changed files with 44 additions and 72 deletions
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111
vp9/encoder/vp9_onyx_if.c
View File

@ -2055,53 +2055,42 @@ void vp9_remove_compressor(VP9_COMP *cpi) {
#endif
}
static int64_t get_sse(const uint8_t *a, int a_stride,
const uint8_t *b, int b_stride,
int width, int height) {
const int dw = width % 16;
const int dh = height % 16;
int64_t total_sse = 0;
unsigned int sse = 0;
int sum = 0;
int x, y;
static uint64_t calc_plane_error(const uint8_t *orig, int orig_stride,
const uint8_t *recon, int recon_stride,
unsigned int cols, unsigned int rows) {
unsigned int row, col;
uint64_t total_sse = 0;
int diff;
for (row = 0; row + 16 <= rows; row += 16) {
for (col = 0; col + 16 <= cols; col += 16) {
unsigned int sse;
vp9_mse16x16(orig + col, orig_stride, recon + col, recon_stride, &sse);
total_sse += sse;
}
/* Handle odd-sized width */
if (col < cols) {
unsigned int border_row, border_col;
const uint8_t *border_orig = orig;
const uint8_t *border_recon = recon;
for (border_row = 0; border_row < 16; border_row++) {
for (border_col = col; border_col < cols; border_col++) {
diff = border_orig[border_col] - border_recon[border_col];
total_sse += diff * diff;
}
border_orig += orig_stride;
border_recon += recon_stride;
}
}
orig += orig_stride * 16;
recon += recon_stride * 16;
if (dw > 0) {
variance(&a[width - dw], a_stride, &b[width - dw], b_stride,
dw, height, &sse, &sum);
total_sse += sse;
}
/* Handle odd-sized height */
for (; row < rows; row++) {
for (col = 0; col < cols; col++) {
diff = orig[col] - recon[col];
total_sse += diff * diff;
if (dh > 0) {
variance(&a[(height - dh) * a_stride], a_stride,
&b[(height - dh) * b_stride], b_stride,
width - dw, dh, &sse, &sum);
total_sse += sse;
}
for (y = 0; y < height / 16; ++y) {
const uint8_t *pa = a;
const uint8_t *pb = b;
for (x = 0; x < width / 16; ++x) {
vp9_mse16x16(pa, a_stride, pb, b_stride, &sse);
total_sse += sse;
pa += 16;
pb += 16;
}
orig += orig_stride;
recon += recon_stride;
a += 16 * a_stride;
b += 16 * b_stride;
}
return total_sse;
@ -2129,9 +2118,9 @@ static void calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b,
const int w = widths[i];
const int h = heights[i];
const uint32_t samples = w * h;
const uint64_t sse = calc_plane_error(a_planes[i], a_strides[i],
b_planes[i], b_strides[i],
w, h);
const uint64_t sse = get_sse(a_planes[i], a_strides[i],
b_planes[i], b_strides[i],
w, h);
psnr->sse[1 + i] = sse;
psnr->samples[1 + i] = samples;
psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, 255.0, (double)sse);
@ -2605,7 +2594,7 @@ static void output_frame_level_debug_stats(VP9_COMP *cpi) {
vp9_clear_system_state();
recon_err = vp9_calc_ss_err(cpi->Source, get_frame_new_buffer(cm));
recon_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
if (cpi->twopass.total_left_stats.coded_error != 0.0)
fprintf(f, "%10u %10d %10d %10d %10d %10d "
@ -2776,7 +2765,7 @@ static void encode_with_recode_loop(VP9_COMP *cpi,
rc->this_key_frame_forced &&
(rc->projected_frame_size < rc->max_frame_bandwidth)) {
int last_q = q;
int kf_err = vp9_calc_ss_err(cpi->Source, get_frame_new_buffer(cm));
int kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
int high_err_target = cpi->ambient_err;
int low_err_target = cpi->ambient_err >> 1;
@ -3120,7 +3109,7 @@ static void encode_frame_to_data_rate(VP9_COMP *cpi,
// fixed interval. Note the reconstruction error if it is the frame before
// the force key frame
if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) {
cpi->ambient_err = vp9_calc_ss_err(cpi->Source, get_frame_new_buffer(cm));
cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
}
// If the encoder forced a KEY_FRAME decision
@ -3853,28 +3842,12 @@ void vp9_set_svc(VP9_COMP *cpi, int use_svc) {
return;
}
int vp9_calc_ss_err(const YV12_BUFFER_CONFIG *source,
const YV12_BUFFER_CONFIG *reference) {
int i, j;
int total = 0;
int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b) {
assert(a->y_crop_width == b->y_crop_width);
assert(a->y_crop_height == b->y_crop_height);
const uint8_t *src = source->y_buffer;
const uint8_t *ref = reference->y_buffer;
// Loop through the Y plane raw and reconstruction data summing
// (square differences)
for (i = 0; i < source->y_height; i += 16) {
for (j = 0; j < source->y_width; j += 16) {
unsigned int sse;
total += vp9_mse16x16(src + j, source->y_stride,
ref + j, reference->y_stride, &sse);
}
src += 16 * source->y_stride;
ref += 16 * reference->y_stride;
}
return total;
return (int)get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride,
a->y_crop_width, a->y_crop_height);
}

3
vp9/encoder/vp9_onyx_int.h
View File

@ -900,8 +900,7 @@ static INLINE int get_token_alloc(int mb_rows, int mb_cols) {
return mb_rows * mb_cols * (16 * 16 * 3 + 4);
}
int vp9_calc_ss_err(const YV12_BUFFER_CONFIG *source,
const YV12_BUFFER_CONFIG *reference);
int vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
void vp9_alloc_compressor_data(VP9_COMP *cpi);

2
vp9/encoder/vp9_picklpf.c
View File

@ -35,7 +35,7 @@ static int try_filter_frame(const YV12_BUFFER_CONFIG *sd, VP9_COMP *const cpi,
int filt_err;
vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_level, 1, partial_frame);
filt_err = vp9_calc_ss_err(sd, cm->frame_to_show);
filt_err = vp9_get_y_sse(sd, cm->frame_to_show);
// Re-instate the unfiltered frame
vpx_yv12_copy_y(&cpi->last_frame_uf, cm->frame_to_show);