1/* 2 * BlackFin DSPUTILS 3 * 4 * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> 5 * Copyright (c) 2006 Michael Benjamin <michael.benjamin@analog.com> 6 * 7 * This file is part of Libav. 8 * 9 * Libav is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU Lesser General Public 11 * License as published by the Free Software Foundation; either 12 * version 2.1 of the License, or (at your option) any later version. 13 * 14 * Libav is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * Lesser General Public License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public 20 * License along with Libav; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 22 */ 23 24#include "libavcodec/avcodec.h" 25#include "libavcodec/dsputil.h" 26#include "dsputil_bfin.h" 27 28int off; 29 30static void bfin_idct_add (uint8_t *dest, int line_size, DCTELEM *block) 31{ 32 ff_bfin_idct (block); 33 ff_bfin_add_pixels_clamped (block, dest, line_size); 34} 35 36static void bfin_idct_put (uint8_t *dest, int line_size, DCTELEM *block) 37{ 38 ff_bfin_idct (block); 39 ff_bfin_put_pixels_clamped (block, dest, line_size); 40} 41 42 43static void bfin_clear_blocks (DCTELEM *blocks) 44{ 45 // This is just a simple memset. 46 // 47 __asm__("P0=192; " 48 "I0=%0; " 49 "R0=0; " 50 "LSETUP(clear_blocks_blkfn_lab,clear_blocks_blkfn_lab)LC0=P0;" 51 "clear_blocks_blkfn_lab:" 52 "[I0++]=R0;" 53 ::"a" (blocks):"P0","I0","R0"); 54} 55 56 57 58static void bfin_put_pixels8 (uint8_t *block, const uint8_t *pixels, int line_size, int h) 59{ 60 ff_bfin_put_pixels8uc (block, pixels, pixels, line_size, line_size, h); 61} 62 63static void bfin_put_pixels8_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h) 64{ 65 ff_bfin_put_pixels8uc (block, pixels, pixels+1, line_size, line_size, h); 66} 67 68static void bfin_put_pixels8_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) 69{ 70 ff_bfin_put_pixels8uc (block, pixels, pixels+line_size, line_size, line_size, h); 71} 72 73static void bfin_put_pixels8_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) 74{ 75 ff_bfin_z_put_pixels8_xy2 (block,s0,line_size, line_size, h); 76} 77 78static void bfin_put_pixels16 (uint8_t *block, const uint8_t *pixels, int line_size, int h) 79{ 80 ff_bfin_put_pixels16uc (block, pixels, pixels, line_size, line_size, h); 81} 82 83static void bfin_put_pixels16_x2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) 84{ 85 ff_bfin_put_pixels16uc (block, pixels, pixels+1, line_size, line_size, h); 86} 87 88static void bfin_put_pixels16_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) 89{ 90 ff_bfin_put_pixels16uc (block, pixels, pixels+line_size, line_size, line_size, h); 91} 92 93static void bfin_put_pixels16_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) 94{ 95 ff_bfin_z_put_pixels16_xy2 (block,s0,line_size, line_size, h); 96} 97 98static void bfin_put_pixels8_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 99{ 100 ff_bfin_put_pixels8uc_nornd (block, pixels, pixels, line_size, h); 101} 102 103static void bfin_put_pixels8_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 104{ 105 ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+1, line_size, h); 106} 107 108static void bfin_put_pixels8_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 109{ 110 ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+line_size, line_size, h); 111} 112 113 114static void bfin_put_pixels16_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 115{ 116 ff_bfin_put_pixels16uc_nornd (block, pixels, pixels, line_size, h); 117} 118 119static void bfin_put_pixels16_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 120{ 121 ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+1, line_size, h); 122} 123 124static void bfin_put_pixels16_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) 125{ 126 ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+line_size, line_size, h); 127} 128 129static int bfin_pix_abs16 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 130{ 131 return ff_bfin_z_sad16x16 (blk1,blk2,line_size,line_size,h); 132} 133 134static int bfin_vsad_intra16 (void *c, uint8_t *blk1, uint8_t *dummy, int stride, int h) { 135 return ff_bfin_z_sad16x16 (blk1,blk1+stride,stride<<1,stride<<1,h); 136} 137 138static int bfin_vsad (void *c, uint8_t *blk1, uint8_t *blk2, int stride, int h) { 139 return ff_bfin_z_sad16x16 (blk1,blk1+stride,stride<<1,stride<<1,h) 140 + ff_bfin_z_sad16x16 (blk2,blk2+stride,stride<<1,stride<<1,h); 141} 142 143static uint8_t vtmp_blk[256] attribute_l1_data_b; 144 145static int bfin_pix_abs16_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 146{ 147 ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+1, 16, line_size, h); 148 return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); 149} 150 151static int bfin_pix_abs16_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 152{ 153 ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+line_size, 16, line_size, h); 154 return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); 155} 156 157static int bfin_pix_abs16_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 158{ 159 ff_bfin_z_put_pixels16_xy2 (vtmp_blk, blk2, 16, line_size, h); 160 return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); 161} 162 163static int bfin_pix_abs8 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 164{ 165 return ff_bfin_z_sad8x8 (blk1,blk2,line_size,line_size, h); 166} 167 168static int bfin_pix_abs8_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 169{ 170 ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+1, 8, line_size, h); 171 return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); 172} 173 174static int bfin_pix_abs8_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 175{ 176 ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+line_size, 8, line_size, h); 177 return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); 178} 179 180static int bfin_pix_abs8_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) 181{ 182 ff_bfin_z_put_pixels8_xy2 (vtmp_blk, blk2, 8, line_size, h); 183 return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); 184} 185 186 187/* 188 decoder optimization 189 start on 2/11 100 frames of 352x240@25 compiled with no optimization -g debugging 190 9.824s ~ 2.44x off 191 6.360s ~ 1.58x off with -O2 192 5.740s ~ 1.43x off with idcts 193 194 2.64s 2/20 same sman.mp4 decode only 195 196*/ 197 198void dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx ) 199{ 200 const int high_bit_depth = avctx->bits_per_raw_sample > 8; 201 202 c->diff_pixels = ff_bfin_diff_pixels; 203 c->put_pixels_clamped = ff_bfin_put_pixels_clamped; 204 c->add_pixels_clamped = ff_bfin_add_pixels_clamped; 205 206 if (!high_bit_depth) 207 c->get_pixels = ff_bfin_get_pixels; 208 c->clear_blocks = bfin_clear_blocks; 209 c->pix_sum = ff_bfin_pix_sum; 210 c->pix_norm1 = ff_bfin_pix_norm1; 211 212 c->sad[0] = bfin_pix_abs16; 213 c->sad[1] = bfin_pix_abs8; 214 215/* c->vsad[0] = bfin_vsad; */ 216/* c->vsad[4] = bfin_vsad_intra16; */ 217 218 /* TODO [0] 16 [1] 8 */ 219 c->pix_abs[0][0] = bfin_pix_abs16; 220 c->pix_abs[0][1] = bfin_pix_abs16_x2; 221 c->pix_abs[0][2] = bfin_pix_abs16_y2; 222 c->pix_abs[0][3] = bfin_pix_abs16_xy2; 223 224 c->pix_abs[1][0] = bfin_pix_abs8; 225 c->pix_abs[1][1] = bfin_pix_abs8_x2; 226 c->pix_abs[1][2] = bfin_pix_abs8_y2; 227 c->pix_abs[1][3] = bfin_pix_abs8_xy2; 228 229 230 c->sse[0] = ff_bfin_sse16; 231 c->sse[1] = ff_bfin_sse8; 232 c->sse[2] = ff_bfin_sse4; 233 234 if (!high_bit_depth) { 235 c->put_pixels_tab[0][0] = bfin_put_pixels16; 236 c->put_pixels_tab[0][1] = bfin_put_pixels16_x2; 237 c->put_pixels_tab[0][2] = bfin_put_pixels16_y2; 238 c->put_pixels_tab[0][3] = bfin_put_pixels16_xy2; 239 240 c->put_pixels_tab[1][0] = bfin_put_pixels8; 241 c->put_pixels_tab[1][1] = bfin_put_pixels8_x2; 242 c->put_pixels_tab[1][2] = bfin_put_pixels8_y2; 243 c->put_pixels_tab[1][3] = bfin_put_pixels8_xy2; 244 245 c->put_no_rnd_pixels_tab[1][0] = bfin_put_pixels8_nornd; 246 c->put_no_rnd_pixels_tab[1][1] = bfin_put_pixels8_x2_nornd; 247 c->put_no_rnd_pixels_tab[1][2] = bfin_put_pixels8_y2_nornd; 248/* c->put_no_rnd_pixels_tab[1][3] = ff_bfin_put_pixels8_xy2_nornd; */ 249 250 c->put_no_rnd_pixels_tab[0][0] = bfin_put_pixels16_nornd; 251 c->put_no_rnd_pixels_tab[0][1] = bfin_put_pixels16_x2_nornd; 252 c->put_no_rnd_pixels_tab[0][2] = bfin_put_pixels16_y2_nornd; 253/* c->put_no_rnd_pixels_tab[0][3] = ff_bfin_put_pixels16_xy2_nornd; */ 254 } 255 256 if (avctx->bits_per_raw_sample <= 8) { 257 if (avctx->dct_algo == FF_DCT_AUTO) 258 c->fdct = ff_bfin_fdct; 259 260 if (avctx->idct_algo == FF_IDCT_VP3) { 261 c->idct_permutation_type = FF_NO_IDCT_PERM; 262 c->idct = ff_bfin_vp3_idct; 263 c->idct_add = ff_bfin_vp3_idct_add; 264 c->idct_put = ff_bfin_vp3_idct_put; 265 } else if (avctx->idct_algo == FF_IDCT_AUTO) { 266 c->idct_permutation_type = FF_NO_IDCT_PERM; 267 c->idct = ff_bfin_idct; 268 c->idct_add = bfin_idct_add; 269 c->idct_put = bfin_idct_put; 270 } 271 } 272} 273 274 275 276