Commit c39526da authored by Jerome Jiang's avatar Jerome Jiang
Browse files

Write skin map of vp8 skin detection for debug.

Change-Id: Ica1b4e918aa759cd0ce65920f9d88452bbf9e3b4
parent 327c9bb1
......@@ -9,6 +9,9 @@
*/
#include "vp8/common/skin_detection.h"
#include "vp8/common/alloccommon.h"
#include "vpx_dsp/vpx_dsp_common.h"
#include "vpx_mem/vpx_mem.h"
#define MODEL_MODE 1
......@@ -102,3 +105,89 @@ int compute_skin_block(const uint8_t *y, const uint8_t *u, const uint8_t *v,
return skin_pixel(ysource, usource, vsource, motion);
}
}
#ifdef OUTPUT_YUV_SKINMAP
// For viewing skin map on input source.
void compute_skin_map(VP8_COMP *const cpi, FILE *yuv_skinmap_file) {
int i, j, mb_row, mb_col, num_bl;
VP8_COMMON *const cm = &cpi->common;
uint8_t *y;
const uint8_t *src_y = cpi->Source->y_buffer;
const uint8_t *src_u = cpi->Source->u_buffer;
const uint8_t *src_v = cpi->Source->v_buffer;
const int src_ystride = cpi->Source->y_stride;
const int src_uvstride = cpi->Source->uv_stride;
// Use center pixel or average of center 2x2 pixels.
const int mode_filter = 0;
YV12_BUFFER_CONFIG skinmap;
memset(&skinmap, 0, sizeof(skinmap));
if (vp8_yv12_alloc_frame_buffer(&skinmap, cm->Width, cm->Height,
VP8BORDERINPIXELS) < 0) {
vpx_free_frame_buffer(&skinmap);
return;
}
memset(skinmap.buffer_alloc, 128, skinmap.frame_size);
y = skinmap.y_buffer;
// Loop through blocks and set skin map based on center pixel of block.
// Set y to white for skin block, otherwise set to source with gray scale.
// Ignore rightmost/bottom boundary blocks.
for (mb_row = 0; mb_row < cm->mb_rows - 1; mb_row += 1) {
num_bl = 0;
for (mb_col = 0; mb_col < cm->mb_cols - 1; mb_col += 1) {
int is_skin = 0;
if (mode_filter == 1) {
// Use 2x2 average at center.
uint8_t ysource = src_y[8 * src_ystride + 8];
uint8_t usource = src_u[4 * src_uvstride + 4];
uint8_t vsource = src_v[4 * src_uvstride + 4];
const uint8_t ysource2 = src_y[(8 + 1) * src_ystride + 8];
const uint8_t usource2 = src_u[(4 + 1) * src_uvstride + 4];
const uint8_t vsource2 = src_v[(4 + 1) * src_uvstride + 4];
const uint8_t ysource3 = src_y[8 * src_ystride + (8 + 1)];
const uint8_t usource3 = src_u[4 * src_uvstride + (4 + 1)];
const uint8_t vsource3 = src_v[4 * src_uvstride + (4 + 1)];
const uint8_t ysource4 = src_y[(8 + 1) * src_ystride + (8 + 1)];
const uint8_t usource4 = src_u[(4 + 1) * src_uvstride + (4 + 1)];
const uint8_t vsource4 = src_v[(4 + 1) * src_uvstride + (4 + 1)];
ysource = (ysource + ysource2 + ysource3 + ysource4) >> 2;
usource = (usource + usource2 + usource3 + usource4) >> 2;
vsource = (vsource + vsource2 + vsource3 + vsource4) >> 2;
is_skin = skin_pixel(ysource, usource, vsource, 1);
} else {
int consec_zeromv = 0;
const int bl_index = mb_row * cm->mb_cols + mb_col;
const int bl_index1 = bl_index + 1;
const int bl_index2 = bl_index + cm->mb_cols;
const int bl_index3 = bl_index2 + 1;
consec_zeromv =
VPXMIN(cpi->consec_zero_last[bl_index],
VPXMIN(cpi->consec_zero_last[bl_index1],
VPXMIN(cpi->consec_zero_last[bl_index2],
cpi->consec_zero_last[bl_index3])));
is_skin = compute_skin_block(src_y, src_u, src_v, src_ystride,
src_uvstride, consec_zeromv, 0);
}
for (i = 0; i < 16; i++) {
for (j = 0; j < 16; j++) {
if (is_skin)
y[i * src_ystride + j] = 255;
else
y[i * src_ystride + j] = src_y[i * src_ystride + j];
}
}
num_bl++;
y += 16;
src_y += 16;
src_u += 8;
src_v += 8;
}
y += (src_ystride << 4) - (num_bl << 4);
src_y += (src_ystride << 4) - (num_bl << 4);
src_u += (src_uvstride << 3) - (num_bl << 3);
src_v += (src_uvstride << 3) - (num_bl << 3);
}
vp8_write_yuv_frame(yuv_skinmap_file, &skinmap);
vpx_free_frame_buffer(&skinmap);
}
#endif // OUTPUT_YUV_SKINMAP
......@@ -11,18 +11,30 @@
#ifndef VP8_ENCODER_SKIN_DETECTION_H_
#define VP8_ENCODER_SKIN_DETECTION_H_
#include "vp8/encoder/onyx_int.h"
#include "vpx/vpx_integer.h"
#include "vpx_scale/yv12config.h"
#ifdef __cplusplus
extern "C" {
#endif
struct VP8_COMP;
// #define OUTPUT_YUV_SKINMAP
int skin_pixel(int y, int cb, int cr, int motion);
int compute_skin_block(const uint8_t *y, const uint8_t *u, const uint8_t *v,
int stride, int strideuv, int consec_zeromv,
int curr_motion_magn);
#ifdef OUTPUT_YUV_SKINMAP
// For viewing skin map on input source.
void compute_skin_map(struct VP8_COMP *const cpi, FILE *yuv_skinmap_file);
extern void vp8_write_yuv_frame(FILE *f, YV12_BUFFER_CONFIG *s);
#endif
#ifdef __cplusplus
} // extern "C"
#endif
......
......@@ -16,6 +16,7 @@
#include "vp8/common/blockd.h"
#include "onyx_int.h"
#include "vp8/common/systemdependent.h"
#include "vp8/common/skin_detection.h"
#include "vp8/encoder/quantize.h"
#include "vp8/common/alloccommon.h"
#include "mcomp.h"
......@@ -87,6 +88,9 @@ FILE *yuv_file;
#ifdef OUTPUT_YUV_DENOISED
FILE *yuv_denoised_file;
#endif
#ifdef OUTPUT_YUV_SKINMAP
FILE *yuv_skinmap_file = NULL;
#endif
#if 0
FILE *framepsnr;
......@@ -1933,6 +1937,9 @@ struct VP8_COMP *vp8_create_compressor(VP8_CONFIG *oxcf) {
#ifdef OUTPUT_YUV_DENOISED
yuv_denoised_file = fopen("denoised.yuv", "ab");
#endif
#ifdef OUTPUT_YUV_SKINMAP
yuv_skinmap_file = fopen("skinmap.yuv", "ab");
#endif
#if 0
framepsnr = fopen("framepsnr.stt", "a");
......@@ -2298,6 +2305,9 @@ void vp8_remove_compressor(VP8_COMP **ptr) {
#ifdef OUTPUT_YUV_DENOISED
fclose(yuv_denoised_file);
#endif
#ifdef OUTPUT_YUV_SKINMAP
fclose(yuv_skinmap_file);
#endif
#if 0
......@@ -2474,7 +2484,8 @@ int vp8_update_entropy(VP8_COMP *cpi, int update) {
return 0;
}
#if defined(OUTPUT_YUV_SRC) || defined(OUTPUT_YUV_DENOISED)
#if defined(OUTPUT_YUV_SRC) || defined(OUTPUT_YUV_DENOISED) || \
defined(OUTPUT_YUV_SKINMAP)
void vp8_write_yuv_frame(FILE *yuv_file, YV12_BUFFER_CONFIG *s) {
unsigned char *src = s->y_buffer;
int h = s->y_height;
......@@ -4421,6 +4432,12 @@ static void encode_frame_to_data_rate(VP8_COMP *cpi, size_t *size,
}
#endif
#ifdef OUTPUT_YUV_SKINMAP
if (cpi->common.current_video_frame > 1) {
compute_skin_map(cpi, yuv_skinmap_file);
}
#endif
#if CONFIG_MULTITHREAD
if (cpi->b_multi_threaded) {
/* start loopfilter in separate thread */
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment