/* * Copyright (c) 2010 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include "vpx_config.h" #include "vpx_scale/yv12config.h" #include "postproc.h" #include "common.h" #include "recon.h" #include "vpx_scale/yv12extend.h" #include "vpx_scale/vpxscale.h" #include "systemdependent.h" #include "../encoder/variance.h" #include #include #include #define RGB_TO_YUV(t) \ ( (0.257*(float)(t>>16)) + (0.504*(float)(t>>8&0xff)) + (0.098*(float)(t&0xff)) + 16), \ (-(0.148*(float)(t>>16)) - (0.291*(float)(t>>8&0xff)) + (0.439*(float)(t&0xff)) + 128), \ ( (0.439*(float)(t>>16)) - (0.368*(float)(t>>8&0xff)) - (0.071*(float)(t&0xff)) + 128) /* global constants */ #define MFQE_PRECISION 4 #if CONFIG_POSTPROC_VISUALIZER static const unsigned char MB_PREDICTION_MODE_colors[MB_MODE_COUNT][3] = { { RGB_TO_YUV(0x98FB98) }, /* PaleGreen */ { RGB_TO_YUV(0x00FF00) }, /* Green */ { RGB_TO_YUV(0xADFF2F) }, /* GreenYellow */ { RGB_TO_YUV(0x228B22) }, /* ForestGreen */ { RGB_TO_YUV(0x006400) }, /* DarkGreen */ { RGB_TO_YUV(0x98F5FF) }, /* Cadet Blue */ { RGB_TO_YUV(0x6CA6CD) }, /* Sky Blue */ { RGB_TO_YUV(0x00008B) }, /* Dark blue */ { RGB_TO_YUV(0x551A8B) }, /* Purple */ { RGB_TO_YUV(0xFF0000) } /* Red */ }; static const unsigned char B_PREDICTION_MODE_colors[B_MODE_COUNT][3] = { { RGB_TO_YUV(0x6633ff) }, /* Purple */ { RGB_TO_YUV(0xcc33ff) }, /* Magenta */ { RGB_TO_YUV(0xff33cc) }, /* Pink */ { RGB_TO_YUV(0xff3366) }, /* Coral */ { RGB_TO_YUV(0x3366ff) }, /* Blue */ { RGB_TO_YUV(0xed00f5) }, /* Dark Blue */ { RGB_TO_YUV(0x2e00b8) }, /* Dark Purple */ { RGB_TO_YUV(0xff6633) }, /* Orange */ { RGB_TO_YUV(0x33ccff) }, /* Light Blue */ { RGB_TO_YUV(0x8ab800) }, /* Green */ { RGB_TO_YUV(0xffcc33) }, /* Light Orange */ { RGB_TO_YUV(0x33ffcc) }, /* Aqua */ { RGB_TO_YUV(0x66ff33) }, /* Light Green */ { RGB_TO_YUV(0xccff33) }, /* Yellow */ }; static const unsigned char MV_REFERENCE_FRAME_colors[MAX_REF_FRAMES][3] = { { RGB_TO_YUV(0x00ff00) }, /* Blue */ { RGB_TO_YUV(0x0000ff) }, /* Green */ { RGB_TO_YUV(0xffff00) }, /* Yellow */ { RGB_TO_YUV(0xff0000) }, /* Red */ }; #endif static const short kernel5[] = { 1, 1, 4, 1, 1 }; const short vp8_rv[] = { 8, 5, 2, 2, 8, 12, 4, 9, 8, 3, 0, 3, 9, 0, 0, 0, 8, 3, 14, 4, 10, 1, 11, 14, 1, 14, 9, 6, 12, 11, 8, 6, 10, 0, 0, 8, 9, 0, 3, 14, 8, 11, 13, 4, 2, 9, 0, 3, 9, 6, 1, 2, 3, 14, 13, 1, 8, 2, 9, 7, 3, 3, 1, 13, 13, 6, 6, 5, 2, 7, 11, 9, 11, 8, 7, 3, 2, 0, 13, 13, 14, 4, 12, 5, 12, 10, 8, 10, 13, 10, 4, 14, 4, 10, 0, 8, 11, 1, 13, 7, 7, 14, 6, 14, 13, 2, 13, 5, 4, 4, 0, 10, 0, 5, 13, 2, 12, 7, 11, 13, 8, 0, 4, 10, 7, 2, 7, 2, 2, 5, 3, 4, 7, 3, 3, 14, 14, 5, 9, 13, 3, 14, 3, 6, 3, 0, 11, 8, 13, 1, 13, 1, 12, 0, 10, 9, 7, 6, 2, 8, 5, 2, 13, 7, 1, 13, 14, 7, 6, 7, 9, 6, 10, 11, 7, 8, 7, 5, 14, 8, 4, 4, 0, 8, 7, 10, 0, 8, 14, 11, 3, 12, 5, 7, 14, 3, 14, 5, 2, 6, 11, 12, 12, 8, 0, 11, 13, 1, 2, 0, 5, 10, 14, 7, 8, 0, 4, 11, 0, 8, 0, 3, 10, 5, 8, 0, 11, 6, 7, 8, 10, 7, 13, 9, 2, 5, 1, 5, 10, 2, 4, 3, 5, 6, 10, 8, 9, 4, 11, 14, 0, 10, 0, 5, 13, 2, 12, 7, 11, 13, 8, 0, 4, 10, 7, 2, 7, 2, 2, 5, 3, 4, 7, 3, 3, 14, 14, 5, 9, 13, 3, 14, 3, 6, 3, 0, 11, 8, 13, 1, 13, 1, 12, 0, 10, 9, 7, 6, 2, 8, 5, 2, 13, 7, 1, 13, 14, 7, 6, 7, 9, 6, 10, 11, 7, 8, 7, 5, 14, 8, 4, 4, 0, 8, 7, 10, 0, 8, 14, 11, 3, 12, 5, 7, 14, 3, 14, 5, 2, 6, 11, 12, 12, 8, 0, 11, 13, 1, 2, 0, 5, 10, 14, 7, 8, 0, 4, 11, 0, 8, 0, 3, 10, 5, 8, 0, 11, 6, 7, 8, 10, 7, 13, 9, 2, 5, 1, 5, 10, 2, 4, 3, 5, 6, 10, 8, 9, 4, 11, 14, 3, 8, 3, 7, 8, 5, 11, 4, 12, 3, 11, 9, 14, 8, 14, 13, 4, 3, 1, 2, 14, 6, 5, 4, 4, 11, 4, 6, 2, 1, 5, 8, 8, 12, 13, 5, 14, 10, 12, 13, 0, 9, 5, 5, 11, 10, 13, 9, 10, 13, }; extern void vp8_blit_text(const char *msg, unsigned char *address, const int pitch); extern void vp8_blit_line(int x0, int x1, int y0, int y1, unsigned char *image, const int pitch); /*********************************************************************************************************** */ void vp8_post_proc_down_and_across_c ( unsigned char *src_ptr, unsigned char *dst_ptr, int src_pixels_per_line, int dst_pixels_per_line, int rows, int cols, int flimit ) { unsigned char *p_src, *p_dst; int row; int col; int i; int v; int pitch = src_pixels_per_line; unsigned char d[8]; (void)dst_pixels_per_line; for (row = 0; row < rows; row++) { /* post_proc_down for one row */ p_src = src_ptr; p_dst = dst_ptr; for (col = 0; col < cols; col++) { int kernel = 4; int v = p_src[col]; for (i = -2; i <= 2; i++) { if (abs(v - p_src[col+i*pitch]) > flimit) goto down_skip_convolve; kernel += kernel5[2+i] * p_src[col+i*pitch]; } v = (kernel >> 3); down_skip_convolve: p_dst[col] = v; } /* now post_proc_across */ p_src = dst_ptr; p_dst = dst_ptr; for (i = 0; i < 8; i++) d[i] = p_src[i]; for (col = 0; col < cols; col++) { int kernel = 4; v = p_src[col]; d[col&7] = v; for (i = -2; i <= 2; i++) { if (abs(v - p_src[col+i]) > flimit) goto across_skip_convolve; kernel += kernel5[2+i] * p_src[col+i]; } d[col&7] = (kernel >> 3); across_skip_convolve: if (col >= 2) p_dst[col-2] = d[(col-2)&7]; } /* handle the last two pixels */ p_dst[col-2] = d[(col-2)&7]; p_dst[col-1] = d[(col-1)&7]; /* next row */ src_ptr += pitch; dst_ptr += pitch; } } static int q2mbl(int x) { if (x < 20) x = 20; x = 50 + (x - 50) * 10 / 8; return x * x / 3; } void vp8_mbpost_proc_across_ip_c(unsigned char *src, int pitch, int rows, int cols, int flimit) { int r, c, i; unsigned char *s = src; unsigned char d[16]; for (r = 0; r < rows; r++) { int sumsq = 0; int sum = 0; for (i = -8; i <= 6; i++) { sumsq += s[i] * s[i]; sum += s[i]; d[i+8] = 0; } for (c = 0; c < cols + 8; c++) { int x = s[c+7] - s[c-8]; int y = s[c+7] + s[c-8]; sum += x; sumsq += x * y; d[c&15] = s[c]; if (sumsq * 15 - sum * sum < flimit) { d[c&15] = (8 + sum + s[c]) >> 4; } s[c-8] = d[(c-8)&15]; } s += pitch; } } void vp8_mbpost_proc_down_c(unsigned char *dst, int pitch, int rows, int cols, int flimit) { int r, c, i; const short *rv3 = &vp8_rv[63&rand()]; for (c = 0; c < cols; c++) { unsigned char *s = &dst[c]; int sumsq = 0; int sum = 0; unsigned char d[16]; const short *rv2 = rv3 + ((c * 17) & 127); for (i = -8; i <= 6; i++) { sumsq += s[i*pitch] * s[i*pitch]; sum += s[i*pitch]; } for (r = 0; r < rows + 8; r++) { sumsq += s[7*pitch] * s[ 7*pitch] - s[-8*pitch] * s[-8*pitch]; sum += s[7*pitch] - s[-8*pitch]; d[r&15] = s[0]; if (sumsq * 15 - sum * sum < flimit) { d[r&15] = (rv2[r&127] + sum + s[0]) >> 4; } s[-8*pitch] = d[(r-8)&15]; s += pitch; } } } static void vp8_deblock_and_de_macro_block(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int q, int low_var_thresh, int flag, vp8_postproc_rtcd_vtable_t *rtcd) { double level = 6.0e-05 * q * q * q - .0067 * q * q + .306 * q + .0065; int ppl = (int)(level + .5); (void) low_var_thresh; (void) flag; POSTPROC_INVOKE(rtcd, downacross)(source->y_buffer, post->y_buffer, source->y_stride, post->y_stride, source->y_height, source->y_width, ppl); POSTPROC_INVOKE(rtcd, across)(post->y_buffer, post->y_stride, post->y_height, post->y_width, q2mbl(q)); POSTPROC_INVOKE(rtcd, down)(post->y_buffer, post->y_stride, post->y_height, post->y_width, q2mbl(q)); POSTPROC_INVOKE(rtcd, downacross)(source->u_buffer, post->u_buffer, source->uv_stride, post->uv_stride, source->uv_height, source->uv_width, ppl); POSTPROC_INVOKE(rtcd, downacross)(source->v_buffer, post->v_buffer, source->uv_stride, post->uv_stride, source->uv_height, source->uv_width, ppl); } void vp8_deblock(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int q, int low_var_thresh, int flag, vp8_postproc_rtcd_vtable_t *rtcd) { double level = 6.0e-05 * q * q * q - .0067 * q * q + .306 * q + .0065; int ppl = (int)(level + .5); (void) low_var_thresh; (void) flag; POSTPROC_INVOKE(rtcd, downacross)(source->y_buffer, post->y_buffer, source->y_stride, post->y_stride, source->y_height, source->y_width, ppl); POSTPROC_INVOKE(rtcd, downacross)(source->u_buffer, post->u_buffer, source->uv_stride, post->uv_stride, source->uv_height, source->uv_width, ppl); POSTPROC_INVOKE(rtcd, downacross)(source->v_buffer, post->v_buffer, source->uv_stride, post->uv_stride, source->uv_height, source->uv_width, ppl); } void vp8_de_noise(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int q, int low_var_thresh, int flag, vp8_postproc_rtcd_vtable_t *rtcd) { double level = 6.0e-05 * q * q * q - .0067 * q * q + .306 * q + .0065; int ppl = (int)(level + .5); (void) post; (void) low_var_thresh; (void) flag; POSTPROC_INVOKE(rtcd, downacross)( source->y_buffer + 2 * source->y_stride + 2, source->y_buffer + 2 * source->y_stride + 2, source->y_stride, source->y_stride, source->y_height - 4, source->y_width - 4, ppl); POSTPROC_INVOKE(rtcd, downacross)( source->u_buffer + 2 * source->uv_stride + 2, source->u_buffer + 2 * source->uv_stride + 2, source->uv_stride, source->uv_stride, source->uv_height - 4, source->uv_width - 4, ppl); POSTPROC_INVOKE(rtcd, downacross)( source->v_buffer + 2 * source->uv_stride + 2, source->v_buffer + 2 * source->uv_stride + 2, source->uv_stride, source->uv_stride, source->uv_height - 4, source->uv_width - 4, ppl); } double vp8_gaussian(double sigma, double mu, double x) { return 1 / (sigma * sqrt(2.0 * 3.14159265)) * (exp(-(x - mu) * (x - mu) / (2 * sigma * sigma))); } extern void (*vp8_clear_system_state)(void); static void fillrd(struct postproc_state *state, int q, int a) { char char_dist[300]; double sigma; int ai = a, qi = q, i; vp8_clear_system_state(); sigma = ai + .5 + .6 * (63 - qi) / 63.0; /* set up a lookup table of 256 entries that matches * a gaussian distribution with sigma determined by q. */ { double i; int next, j; next = 0; for (i = -32; i < 32; i++) { int a = (int)(.5 + 256 * vp8_gaussian(sigma, 0, i)); if (a) { for (j = 0; j < a; j++) { char_dist[next+j] = (char) i; } next = next + j; } } for (next = next; next < 256; next++) char_dist[next] = 0; } for (i = 0; i < 3072; i++) { state->noise[i] = char_dist[rand() & 0xff]; } for (i = 0; i < 16; i++) { state->blackclamp[i] = -char_dist[0]; state->whiteclamp[i] = -char_dist[0]; state->bothclamp[i] = -2 * char_dist[0]; } state->last_q = q; state->last_noise = a; } /**************************************************************************** * * ROUTINE : plane_add_noise_c * * INPUTS : unsigned char *Start starting address of buffer to add gaussian * noise to * unsigned int Width width of plane * unsigned int Height height of plane * int Pitch distance between subsequent lines of frame * int q quantizer used to determine amount of noise * to add * * OUTPUTS : None. * * RETURNS : void. * * FUNCTION : adds gaussian noise to a plane of pixels * * SPECIAL NOTES : None. * ****************************************************************************/ void vp8_plane_add_noise_c(unsigned char *Start, char *noise, char blackclamp[16], char whiteclamp[16], char bothclamp[16], unsigned int Width, unsigned int Height, int Pitch) { unsigned int i, j; for (i = 0; i < Height; i++) { unsigned char *Pos = Start + i * Pitch; char *Ref = (char *)(noise + (rand() & 0xff)); for (j = 0; j < Width; j++) { if (Pos[j] < blackclamp[0]) Pos[j] = blackclamp[0]; if (Pos[j] > 255 + whiteclamp[0]) Pos[j] = 255 + whiteclamp[0]; Pos[j] += Ref[j]; } } } /* Blend the macro block with a solid colored square. Leave the * edges unblended to give distinction to macro blocks in areas * filled with the same color block. */ void vp8_blend_mb_inner_c (unsigned char *y, unsigned char *u, unsigned char *v, int y1, int u1, int v1, int alpha, int stride) { int i, j; int y1_const = y1*((1<<16)-alpha); int u1_const = u1*((1<<16)-alpha); int v1_const = v1*((1<<16)-alpha); y += 2*stride + 2; for (i = 0; i < 12; i++) { for (j = 0; j < 12; j++) { y[j] = (y[j]*alpha + y1_const)>>16; } y += stride; } stride >>= 1; u += stride + 1; v += stride + 1; for (i = 0; i < 6; i++) { for (j = 0; j < 6; j++) { u[j] = (u[j]*alpha + u1_const)>>16; v[j] = (v[j]*alpha + v1_const)>>16; } u += stride; v += stride; } } /* Blend only the edge of the macro block. Leave center * unblended to allow for other visualizations to be layered. */ void vp8_blend_mb_outer_c (unsigned char *y, unsigned char *u, unsigned char *v, int y1, int u1, int v1, int alpha, int stride) { int i, j; int y1_const = y1*((1<<16)-alpha); int u1_const = u1*((1<<16)-alpha); int v1_const = v1*((1<<16)-alpha); for (i = 0; i < 2; i++) { for (j = 0; j < 16; j++) { y[j] = (y[j]*alpha + y1_const)>>16; } y += stride; } for (i = 0; i < 12; i++) { y[0] = (y[0]*alpha + y1_const)>>16; y[1] = (y[1]*alpha + y1_const)>>16; y[14] = (y[14]*alpha + y1_const)>>16; y[15] = (y[15]*alpha + y1_const)>>16; y += stride; } for (i = 0; i < 2; i++) { for (j = 0; j < 16; j++) { y[j] = (y[j]*alpha + y1_const)>>16; } y += stride; } stride >>= 1; for (j = 0; j < 8; j++) { u[j] = (u[j]*alpha + u1_const)>>16; v[j] = (v[j]*alpha + v1_const)>>16; } u += stride; v += stride; for (i = 0; i < 6; i++) { u[0] = (u[0]*alpha + u1_const)>>16; v[0] = (v[0]*alpha + v1_const)>>16; u[7] = (u[7]*alpha + u1_const)>>16; v[7] = (v[7]*alpha + v1_const)>>16; u += stride; v += stride; } for (j = 0; j < 8; j++) { u[j] = (u[j]*alpha + u1_const)>>16; v[j] = (v[j]*alpha + v1_const)>>16; } } void vp8_blend_b_c (unsigned char *y, unsigned char *u, unsigned char *v, int y1, int u1, int v1, int alpha, int stride) { int i, j; int y1_const = y1*((1<<16)-alpha); int u1_const = u1*((1<<16)-alpha); int v1_const = v1*((1<<16)-alpha); for (i = 0; i < 4; i++) { for (j = 0; j < 4; j++) { y[j] = (y[j]*alpha + y1_const)>>16; } y += stride; } stride >>= 1; for (i = 0; i < 2; i++) { for (j = 0; j < 2; j++) { u[j] = (u[j]*alpha + u1_const)>>16; v[j] = (v[j]*alpha + v1_const)>>16; } u += stride; v += stride; } } static void constrain_line (int x0, int *x1, int y0, int *y1, int width, int height) { int dx; int dy; if (*x1 > width) { dx = *x1 - x0; dy = *y1 - y0; *x1 = width; if (dx) *y1 = ((width-x0)*dy)/dx + y0; } if (*x1 < 0) { dx = *x1 - x0; dy = *y1 - y0; *x1 = 0; if (dx) *y1 = ((0-x0)*dy)/dx + y0; } if (*y1 > height) { dx = *x1 - x0; dy = *y1 - y0; *y1 = height; if (dy) *x1 = ((height-y0)*dx)/dy + x0; } if (*y1 < 0) { dx = *x1 - x0; dy = *y1 - y0; *y1 = 0; if (dy) *x1 = ((0-y0)*dx)/dy + x0; } } int vp8_references_buffer( VP8_COMMON *oci, int ref_frame ) { const MODE_INFO *mi = oci->mi; int mb_row, mb_col; for (mb_row = 0; mb_row < oci->mb_rows; mb_row++) { for (mb_col = 0; mb_col < oci->mb_cols; mb_col++,mi++) { if( mi->mbmi.ref_frame == ref_frame) return 1; } mi++; } return 0; } static void multiframe_quality_enhance_block ( int blksize, /* Currently only values supported are 16, 8, 4 */ int qcurr, int qprev, unsigned char *y, unsigned char *u, unsigned char *v, int y_stride, int uv_stride, unsigned char *yd, unsigned char *ud, unsigned char *vd, int yd_stride, int uvd_stride ) { static const unsigned char VP8_ZEROS[16]= { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }; int blksizeby2 = blksize >> 1; int blksizesq = blksize * blksize; int i, j; unsigned char *yp; unsigned char *ydp; unsigned char *up; unsigned char *udp; unsigned char *vp; unsigned char *vdp; unsigned int act, sse, sad, thr; if (blksize == 16) { act = vp8_variance_var16x16(y, y_stride, VP8_ZEROS, 0, &sse); sad = vp8_variance_sad16x16(y, y_stride, yd, yd_stride, 0); } else if (blksize == 8) { act = vp8_variance_var8x8(y, y_stride, VP8_ZEROS, 0, &sse); sad = vp8_variance_sad8x8(y, y_stride, yd, yd_stride, 0); } else { act = vp8_variance_var4x4(y, y_stride, VP8_ZEROS, 0, &sse); sad = vp8_variance_sad4x4(y, y_stride, yd, yd_stride, 0); } thr = 6 * blksizesq + (act >> 3); if (thr > 12 * blksizesq) thr = 12 * blksizesq; // These thresholds should be adapted later based on qcurr and qprev if (sad < thr) { static const int roundoff = (1 << (MFQE_PRECISION - 1)); int ifactor = (sad << MFQE_PRECISION) / thr; // TODO: SIMD optimize this section if (ifactor) { int icfactor = (1 << MFQE_PRECISION) - ifactor; for (yp = y, ydp = yd, i = 0; i < blksize; ++i, yp += y_stride, ydp += yd_stride) { for (j = 0; j < blksize; ++j) ydp[j] = (int)((yp[j] * ifactor + ydp[j] * icfactor + roundoff) >> MFQE_PRECISION); } for (up = u, udp = ud, i = 0; i < blksizeby2; ++i, up += uv_stride, udp += uvd_stride) { for (j = 0; j < blksizeby2; ++j) udp[j] = (int)((up[j] * ifactor + udp[j] * icfactor + roundoff) >> MFQE_PRECISION); } for (vp = v, vdp = vd, i = 0; i < blksizeby2; ++i, vp += uv_stride, vdp += uvd_stride) { for (j = 0; j < blksizeby2; ++j) vdp[j] = (int)((vp[j] * ifactor + vdp[j] * icfactor + roundoff) >> MFQE_PRECISION); } } } else { if (blksize == 16) { vp8_recon_copy16x16(y, y_stride, yd, yd_stride); vp8_recon_copy8x8(u, uv_stride, ud, uvd_stride); vp8_recon_copy8x8(v, uv_stride, vd, uvd_stride); } else if (blksize == 8) { vp8_recon_copy8x8(y, y_stride, yd, yd_stride); for (up = u, udp = ud, i = 0; i < blksizeby2; ++i, up += uv_stride, udp += uvd_stride) vpx_memcpy(udp, up, blksizeby2); for (vp = v, vdp = vd, i = 0; i < blksizeby2; ++i, vp += uv_stride, vdp += uvd_stride) vpx_memcpy(vdp, vp, blksizeby2); } else { for (yp = y, ydp = yd, i = 0; i < blksize; ++i, yp += y_stride, ydp += yd_stride) vpx_memcpy(ydp, yp, blksize); for (up = u, udp = ud, i = 0; i < blksizeby2; ++i, up += uv_stride, udp += uvd_stride) vpx_memcpy(udp, up, blksizeby2); for (vp = v, vdp = vd, i = 0; i < blksizeby2; ++i, vp += uv_stride, vdp += uvd_stride) vpx_memcpy(vdp, vp, blksizeby2); } } } void vp8_multiframe_quality_enhance ( VP8_COMMON *cm ) { YV12_BUFFER_CONFIG *show = cm->frame_to_show; YV12_BUFFER_CONFIG *dest = &cm->post_proc_buffer; FRAME_TYPE frame_type = cm->frame_type; /* Point at base of Mb MODE_INFO list has motion vectors etc */ const MODE_INFO *mode_info_context = cm->mi; int qcurr = cm->base_qindex; int qprev = cm->postproc_state.last_base_qindex; int mb_row; int mb_col; unsigned char *y_ptr, *u_ptr, *v_ptr; unsigned char *yd_ptr, *ud_ptr, *vd_ptr; /* Set up the buffer pointers */ y_ptr = show->y_buffer; u_ptr = show->u_buffer; v_ptr = show->v_buffer; yd_ptr = dest->y_buffer; ud_ptr = dest->u_buffer; vd_ptr = dest->v_buffer; /* postprocess each macro block */ for (mb_row = 0; mb_row < cm->mb_rows; mb_row++) { for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) { /* if motion is high there will likely be no benefit */ if (((frame_type == INTER_FRAME && abs(mode_info_context->mbmi.mv.as_mv.row) <= 10 && abs(mode_info_context->mbmi.mv.as_mv.col) <= 10) || (frame_type == KEY_FRAME)) && mode_info_context->mbmi.mode != B_PRED) { multiframe_quality_enhance_block(16, qcurr, qprev, y_ptr, u_ptr, v_ptr, show->y_stride, show->uv_stride, yd_ptr, ud_ptr, vd_ptr, dest->y_stride, dest->uv_stride); } else if (mode_info_context->mbmi.mode == B_PRED) { int i, j; for (i=0; i<2; ++i) for (j=0; j<2; ++j) multiframe_quality_enhance_block(8, qcurr, qprev, y_ptr + 8*(i*show->y_stride+j), u_ptr + 4*(i*show->uv_stride+j), v_ptr + 4*(i*show->uv_stride+j), show->y_stride, show->uv_stride, yd_ptr + 8*(i*dest->y_stride+j), ud_ptr + 4*(i*dest->uv_stride+j), vd_ptr + 4*(i*dest->uv_stride+j), dest->y_stride, dest->uv_stride); } else { vp8_recon_copy16x16(y_ptr, show->y_stride, yd_ptr, dest->y_stride); vp8_recon_copy8x8(u_ptr, show->uv_stride, ud_ptr, dest->uv_stride); vp8_recon_copy8x8(v_ptr, show->uv_stride, vd_ptr, dest->uv_stride); } y_ptr += 16; u_ptr += 8; v_ptr += 8; yd_ptr += 16; ud_ptr += 8; vd_ptr += 8; mode_info_context++; /* step to next MB */ } y_ptr += show->y_stride * 16 - 16 * cm->mb_cols; u_ptr += show->uv_stride * 8 - 8 * cm->mb_cols; v_ptr += show->uv_stride * 8 - 8 * cm->mb_cols; yd_ptr += dest->y_stride * 16 - 16 * cm->mb_cols; ud_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols; vd_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols; mode_info_context++; /* Skip border mb */ } } #if CONFIG_RUNTIME_CPU_DETECT #define RTCD_VTABLE(oci) (&(oci)->rtcd.postproc) #else #define RTCD_VTABLE(oci) NULL #endif int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t *ppflags) { int q = oci->filter_level * 10 / 6; int flags = ppflags->post_proc_flag; int deblock_level = ppflags->deblocking_level; int noise_level = ppflags->noise_level; if (!oci->frame_to_show) return -1; if (q > 63) q = 63; if (!flags) { *dest = *oci->frame_to_show; /* handle problem with extending borders */ dest->y_width = oci->Width; dest->y_height = oci->Height; dest->uv_height = dest->y_height / 2; oci->postproc_state.last_base_qindex = oci->base_qindex; return 0; } #if ARCH_X86||ARCH_X86_64 vpx_reset_mmx_state(); #endif if (flags & VP8D_DEMACROBLOCK) { vp8_deblock_and_de_macro_block(oci->frame_to_show, &oci->post_proc_buffer, q + (deblock_level - 5) * 10, 1, 0, RTCD_VTABLE(oci)); } else if (flags & VP8D_DEBLOCK) { vp8_deblock(oci->frame_to_show, &oci->post_proc_buffer, q, 1, 0, RTCD_VTABLE(oci)); } else if ((flags & VP8D_MFQE) && oci->current_video_frame >= 2 && oci->base_qindex - oci->postproc_state.last_base_qindex >= 10) { vp8_multiframe_quality_enhance(oci); } else { vp8_yv12_copy_frame_ptr(oci->frame_to_show, &oci->post_proc_buffer); } if (flags & VP8D_ADDNOISE) { if (oci->postproc_state.last_q != q || oci->postproc_state.last_noise != noise_level) { fillrd(&oci->postproc_state, 63 - q, noise_level); } POSTPROC_INVOKE(RTCD_VTABLE(oci), addnoise) (oci->post_proc_buffer.y_buffer, oci->postproc_state.noise, oci->postproc_state.blackclamp, oci->postproc_state.whiteclamp, oci->postproc_state.bothclamp, oci->post_proc_buffer.y_width, oci->post_proc_buffer.y_height, oci->post_proc_buffer.y_stride); } #if CONFIG_POSTPROC_VISUALIZER if (flags & VP8D_DEBUG_TXT_FRAME_INFO) { char message[512]; sprintf(message, "F%1dG%1dQ%3dF%3dP%d_s%dx%d", (oci->frame_type == KEY_FRAME), oci->refresh_golden_frame, oci->base_qindex, oci->filter_level, flags, oci->mb_cols, oci->mb_rows); vp8_blit_text(message, oci->post_proc_buffer.y_buffer, oci->post_proc_buffer.y_stride); } if (flags & VP8D_DEBUG_TXT_MBLK_MODES) { int i, j; unsigned char *y_ptr; YV12_BUFFER_CONFIG *post = &oci->post_proc_buffer; int mb_rows = post->y_height >> 4; int mb_cols = post->y_width >> 4; int mb_index = 0; MODE_INFO *mi = oci->mi; y_ptr = post->y_buffer + 4 * post->y_stride + 4; /* vp8_filter each macro block */ for (i = 0; i < mb_rows; i++) { for (j = 0; j < mb_cols; j++) { char zz[4]; sprintf(zz, "%c", mi[mb_index].mbmi.mode + 'a'); vp8_blit_text(zz, y_ptr, post->y_stride); mb_index ++; y_ptr += 16; } mb_index ++; /* border */ y_ptr += post->y_stride * 16 - post->y_width; } } if (flags & VP8D_DEBUG_TXT_DC_DIFF) { int i, j; unsigned char *y_ptr; YV12_BUFFER_CONFIG *post = &oci->post_proc_buffer; int mb_rows = post->y_height >> 4; int mb_cols = post->y_width >> 4; int mb_index = 0; MODE_INFO *mi = oci->mi; y_ptr = post->y_buffer + 4 * post->y_stride + 4; /* vp8_filter each macro block */ for (i = 0; i < mb_rows; i++) { for (j = 0; j < mb_cols; j++) { char zz[4]; int dc_diff = !(mi[mb_index].mbmi.mode != B_PRED && mi[mb_index].mbmi.mode != SPLITMV && mi[mb_index].mbmi.mb_skip_coeff); if (oci->frame_type == KEY_FRAME) sprintf(zz, "a"); else sprintf(zz, "%c", dc_diff + '0'); vp8_blit_text(zz, y_ptr, post->y_stride); mb_index ++; y_ptr += 16; } mb_index ++; /* border */ y_ptr += post->y_stride * 16 - post->y_width; } } if (flags & VP8D_DEBUG_TXT_RATE_INFO) { char message[512]; sprintf(message, "Bitrate: %10.2f frame_rate: %10.2f ", oci->bitrate, oci->framerate); vp8_blit_text(message, oci->post_proc_buffer.y_buffer, oci->post_proc_buffer.y_stride); } /* Draw motion vectors */ if ((flags & VP8D_DEBUG_DRAW_MV) && ppflags->display_mv_flag) { YV12_BUFFER_CONFIG *post = &oci->post_proc_buffer; int width = post->y_width; int height = post->y_height; unsigned char *y_buffer = oci->post_proc_buffer.y_buffer; int y_stride = oci->post_proc_buffer.y_stride; MODE_INFO *mi = oci->mi; int x0, y0; for (y0 = 0; y0 < height; y0 += 16) { for (x0 = 0; x0 < width; x0 += 16) { int x1, y1; if (!(ppflags->display_mv_flag & (1<mbmi.mode))) { mi++; continue; } if (mi->mbmi.mode == SPLITMV) { switch (mi->mbmi.partitioning) { case 0 : /* mv_top_bottom */ { union b_mode_info *bmi = &mi->bmi[0]; MV *mv = &bmi->mv.as_mv; x1 = x0 + 8 + (mv->col >> 3); y1 = y0 + 4 + (mv->row >> 3); constrain_line (x0+8, &x1, y0+4, &y1, width, height); vp8_blit_line (x0+8, x1, y0+4, y1, y_buffer, y_stride); bmi = &mi->bmi[8]; x1 = x0 + 8 + (mv->col >> 3); y1 = y0 +12 + (mv->row >> 3); constrain_line (x0+8, &x1, y0+12, &y1, width, height); vp8_blit_line (x0+8, x1, y0+12, y1, y_buffer, y_stride); break; } case 1 : /* mv_left_right */ { union b_mode_info *bmi = &mi->bmi[0]; MV *mv = &bmi->mv.as_mv; x1 = x0 + 4 + (mv->col >> 3); y1 = y0 + 8 + (mv->row >> 3); constrain_line (x0+4, &x1, y0+8, &y1, width, height); vp8_blit_line (x0+4, x1, y0+8, y1, y_buffer, y_stride); bmi = &mi->bmi[2]; x1 = x0 +12 + (mv->col >> 3); y1 = y0 + 8 + (mv->row >> 3); constrain_line (x0+12, &x1, y0+8, &y1, width, height); vp8_blit_line (x0+12, x1, y0+8, y1, y_buffer, y_stride); break; } case 2 : /* mv_quarters */ { union b_mode_info *bmi = &mi->bmi[0]; MV *mv = &bmi->mv.as_mv; x1 = x0 + 4 + (mv->col >> 3); y1 = y0 + 4 + (mv->row >> 3); constrain_line (x0+4, &x1, y0+4, &y1, width, height); vp8_blit_line (x0+4, x1, y0+4, y1, y_buffer, y_stride); bmi = &mi->bmi[2]; x1 = x0 +12 + (mv->col >> 3); y1 = y0 + 4 + (mv->row >> 3); constrain_line (x0+12, &x1, y0+4, &y1, width, height); vp8_blit_line (x0+12, x1, y0+4, y1, y_buffer, y_stride); bmi = &mi->bmi[8]; x1 = x0 + 4 + (mv->col >> 3); y1 = y0 +12 + (mv->row >> 3); constrain_line (x0+4, &x1, y0+12, &y1, width, height); vp8_blit_line (x0+4, x1, y0+12, y1, y_buffer, y_stride); bmi = &mi->bmi[10]; x1 = x0 +12 + (mv->col >> 3); y1 = y0 +12 + (mv->row >> 3); constrain_line (x0+12, &x1, y0+12, &y1, width, height); vp8_blit_line (x0+12, x1, y0+12, y1, y_buffer, y_stride); break; } default : { union b_mode_info *bmi = mi->bmi; int bx0, by0; for (by0 = y0; by0 < (y0+16); by0 += 4) { for (bx0 = x0; bx0 < (x0+16); bx0 += 4) { MV *mv = &bmi->mv.as_mv; x1 = bx0 + 2 + (mv->col >> 3); y1 = by0 + 2 + (mv->row >> 3); constrain_line (bx0+2, &x1, by0+2, &y1, width, height); vp8_blit_line (bx0+2, x1, by0+2, y1, y_buffer, y_stride); bmi++; } } } } } else if (mi->mbmi.mode >= NEARESTMV) { MV *mv = &mi->mbmi.mv.as_mv; const int lx0 = x0 + 8; const int ly0 = y0 + 8; x1 = lx0 + (mv->col >> 3); y1 = ly0 + (mv->row >> 3); if (x1 != lx0 && y1 != ly0) { constrain_line (lx0, &x1, ly0-1, &y1, width, height); vp8_blit_line (lx0, x1, ly0-1, y1, y_buffer, y_stride); constrain_line (lx0, &x1, ly0+1, &y1, width, height); vp8_blit_line (lx0, x1, ly0+1, y1, y_buffer, y_stride); } else vp8_blit_line (lx0, x1, ly0, y1, y_buffer, y_stride); } mi++; } mi++; } } /* Color in block modes */ if ((flags & VP8D_DEBUG_CLR_BLK_MODES) && (ppflags->display_mb_modes_flag || ppflags->display_b_modes_flag)) { int y, x; YV12_BUFFER_CONFIG *post = &oci->post_proc_buffer; int width = post->y_width; int height = post->y_height; unsigned char *y_ptr = oci->post_proc_buffer.y_buffer; unsigned char *u_ptr = oci->post_proc_buffer.u_buffer; unsigned char *v_ptr = oci->post_proc_buffer.v_buffer; int y_stride = oci->post_proc_buffer.y_stride; MODE_INFO *mi = oci->mi; for (y = 0; y < height; y += 16) { for (x = 0; x < width; x += 16) { int Y = 0, U = 0, V = 0; if (mi->mbmi.mode == B_PRED && ((ppflags->display_mb_modes_flag & B_PRED) || ppflags->display_b_modes_flag)) { int by, bx; unsigned char *yl, *ul, *vl; union b_mode_info *bmi = mi->bmi; yl = y_ptr + x; ul = u_ptr + (x>>1); vl = v_ptr + (x>>1); for (by = 0; by < 16; by += 4) { for (bx = 0; bx < 16; bx += 4) { if ((ppflags->display_b_modes_flag & (1<mbmi.mode)) || (ppflags->display_mb_modes_flag & B_PRED)) { Y = B_PREDICTION_MODE_colors[bmi->as_mode][0]; U = B_PREDICTION_MODE_colors[bmi->as_mode][1]; V = B_PREDICTION_MODE_colors[bmi->as_mode][2]; POSTPROC_INVOKE(RTCD_VTABLE(oci), blend_b) (yl+bx, ul+(bx>>1), vl+(bx>>1), Y, U, V, 0xc000, y_stride); } bmi++; } yl += y_stride*4; ul += y_stride*1; vl += y_stride*1; } } else if (ppflags->display_mb_modes_flag & (1<mbmi.mode)) { Y = MB_PREDICTION_MODE_colors[mi->mbmi.mode][0]; U = MB_PREDICTION_MODE_colors[mi->mbmi.mode][1]; V = MB_PREDICTION_MODE_colors[mi->mbmi.mode][2]; POSTPROC_INVOKE(RTCD_VTABLE(oci), blend_mb_inner) (y_ptr+x, u_ptr+(x>>1), v_ptr+(x>>1), Y, U, V, 0xc000, y_stride); } mi++; } y_ptr += y_stride*16; u_ptr += y_stride*4; v_ptr += y_stride*4; mi++; } } /* Color in frame reference blocks */ if ((flags & VP8D_DEBUG_CLR_FRM_REF_BLKS) && ppflags->display_ref_frame_flag) { int y, x; YV12_BUFFER_CONFIG *post = &oci->post_proc_buffer; int width = post->y_width; int height = post->y_height; unsigned char *y_ptr = oci->post_proc_buffer.y_buffer; unsigned char *u_ptr = oci->post_proc_buffer.u_buffer; unsigned char *v_ptr = oci->post_proc_buffer.v_buffer; int y_stride = oci->post_proc_buffer.y_stride; MODE_INFO *mi = oci->mi; for (y = 0; y < height; y += 16) { for (x = 0; x < width; x +=16) { int Y = 0, U = 0, V = 0; if (ppflags->display_ref_frame_flag & (1<mbmi.ref_frame)) { Y = MV_REFERENCE_FRAME_colors[mi->mbmi.ref_frame][0]; U = MV_REFERENCE_FRAME_colors[mi->mbmi.ref_frame][1]; V = MV_REFERENCE_FRAME_colors[mi->mbmi.ref_frame][2]; POSTPROC_INVOKE(RTCD_VTABLE(oci), blend_mb_outer) (y_ptr+x, u_ptr+(x>>1), v_ptr+(x>>1), Y, U, V, 0xc000, y_stride); } mi++; } y_ptr += y_stride*16; u_ptr += y_stride*4; v_ptr += y_stride*4; mi++; } } #endif *dest = oci->post_proc_buffer; /* handle problem with extending borders */ dest->y_width = oci->Width; dest->y_height = oci->Height; dest->uv_height = dest->y_height / 2; oci->postproc_state.last_base_qindex = oci->base_qindex; return 0; }