diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/bfin/dsputil_bfin.c')
| -rw-r--r-- | contrib/ffmpeg/libavcodec/bfin/dsputil_bfin.c | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/contrib/ffmpeg/libavcodec/bfin/dsputil_bfin.c b/contrib/ffmpeg/libavcodec/bfin/dsputil_bfin.c new file mode 100644 index 000000000..b4d549fb7 --- /dev/null +++ b/contrib/ffmpeg/libavcodec/bfin/dsputil_bfin.c @@ -0,0 +1,310 @@ +/* + * BlackFin DSPUTILS + * + * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> + * Copyright (c) 2006 Michael Benjamin <michael.benjamin@analog.com> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <unistd.h> +#include <bits/bfin_sram.h> +#include "../avcodec.h" +#include "../dsputil.h" + +#define USE_L1CODE + +#ifdef USE_L1CODE +#define L1CODE __attribute__ ((l1_text)) +#else +#define L1CODE +#endif +int off; + + +extern void ff_bfin_idct (DCTELEM *block) L1CODE; +extern void ff_bfin_fdct (DCTELEM *block) L1CODE; +extern void ff_bfin_add_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) L1CODE; +extern void ff_bfin_put_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) L1CODE; +extern void ff_bfin_diff_pixels (DCTELEM *block, uint8_t *s1, uint8_t *s2, int stride) L1CODE; +extern void ff_bfin_get_pixels (DCTELEM *restrict block, const uint8_t *pixels, int line_size) L1CODE; +extern int ff_bfin_pix_norm1 (uint8_t * pix, int line_size) L1CODE; +extern int ff_bfin_z_sad8x8 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) L1CODE; +extern int ff_bfin_z_sad16x16 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) L1CODE; + +extern void ff_bfin_z_put_pixels16_xy2 (uint8_t *block, const uint8_t *s0, int dest_size, int line_size, int h) L1CODE; +extern void ff_bfin_z_put_pixels8_xy2 (uint8_t *block, const uint8_t *s0, int dest_size, int line_size, int h) L1CODE; +extern void ff_bfin_put_pixels16_xy2_nornd (uint8_t *block, const uint8_t *s0, int line_size, int h) L1CODE; +extern void ff_bfin_put_pixels8_xy2_nornd (uint8_t *block, const uint8_t *s0, int line_size, int h) L1CODE; + + +extern int ff_bfin_pix_sum (uint8_t *p, int stride) L1CODE; + +extern void ff_bfin_put_pixels8uc (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int dest_size, int line_size, int h) L1CODE; +extern void ff_bfin_put_pixels16uc (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int dest_size, int line_size, int h) L1CODE; +extern void ff_bfin_put_pixels8uc_nornd (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int line_size, int h) L1CODE; +extern void ff_bfin_put_pixels16uc_nornd (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int line_size, int h) L1CODE; + +extern int ff_bfin_sse4 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) L1CODE; +extern int ff_bfin_sse8 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) L1CODE; +extern int ff_bfin_sse16 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) L1CODE; + + +#if 0 +void pblk (uint8_t *p, int w, int h, int s) +{ + int i,j; + av_log (0,0,"0x%08x:\n", p); + for (i = 0;i<h;i++) { + for (j=0;j<w;j++) + av_log (0,0,"%3d ", p[j]); + p+=s; + av_log (0,0,"\n"); + } + av_log (0,0,"\n"); +} +#endif + +static void bfin_idct_add (uint8_t *dest, int line_size, DCTELEM *block) +{ + ff_bfin_idct (block); + ff_bfin_add_pixels_clamped (block, dest, line_size); +} + +static void bfin_idct_put (uint8_t *dest, int line_size, DCTELEM *block) +{ + ff_bfin_idct (block); + ff_bfin_put_pixels_clamped (block, dest, line_size); +} + + +static void bfin_clear_blocks (DCTELEM *blocks) +{ + // This is just a simple memset. + // + asm("P0=192; " + "I0=%0; " + "R0=0; " + "LSETUP(clear_blocks_blkfn_lab,clear_blocks_blkfn_lab)LC0=P0;" + "clear_blocks_blkfn_lab:" + "[I0++]=R0;" + ::"a" (blocks):"P0","I0","R0"); +} + + + +static void bfin_put_pixels8 (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc (block, pixels, pixels, line_size, line_size, h); +} + +static void bfin_put_pixels8_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc (block, pixels, pixels+1, line_size, line_size, h); +} + +static void bfin_put_pixels8_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc (block, pixels, pixels+line_size, line_size, line_size, h); +} + +static void bfin_put_pixels8_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) +{ + ff_bfin_z_put_pixels8_xy2 (block,s0,line_size, line_size, h); +} + +static void bfin_put_pixels16 (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc (block, pixels, pixels, line_size, line_size, h); +} + +static void bfin_put_pixels16_x2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc (block, pixels, pixels+1, line_size, line_size, h); +} + +static void bfin_put_pixels16_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc (block, pixels, pixels+line_size, line_size, line_size, h); +} + +static void bfin_put_pixels16_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) +{ + ff_bfin_z_put_pixels16_xy2 (block,s0,line_size, line_size, h); +} + +void bfin_put_pixels8_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc_nornd (block, pixels, pixels, line_size, h); +} + +static void bfin_put_pixels8_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+1, line_size, h); +} + +static void bfin_put_pixels8_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+line_size, line_size, h); +} + + +void bfin_put_pixels16_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc_nornd (block, pixels, pixels, line_size, h); +} + +static void bfin_put_pixels16_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+1, line_size, h); +} + +static void bfin_put_pixels16_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ + ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+line_size, line_size, h); +} + +static int bfin_pix_abs16 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + return ff_bfin_z_sad16x16 (blk1,blk2,line_size,line_size,h); +} + +static uint8_t vtmp_blk[256] __attribute__((l1_data_B)); + +static int bfin_pix_abs16_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+1, 16, line_size, h); + return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); +} + +static int bfin_pix_abs16_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+line_size, 16, line_size, h); + return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); +} + +static int bfin_pix_abs16_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_z_put_pixels16_xy2 (vtmp_blk, blk2, 16, line_size, h); + return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); +} + +static int bfin_pix_abs8 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + return ff_bfin_z_sad8x8 (blk1,blk2,line_size,line_size, h); +} + +static int bfin_pix_abs8_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+1, 8, line_size, h); + return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); +} + +static int bfin_pix_abs8_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+line_size, 8, line_size, h); + return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); +} + +static int bfin_pix_abs8_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) +{ + ff_bfin_z_put_pixels8_xy2 (vtmp_blk, blk2, 8, line_size, h); + return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); +} + + +/* + decoder optimization + start on 2/11 100 frames of 352x240@25 compiled with no optimization -g debugging + 9.824s ~ 2.44x off + 6.360s ~ 1.58x off with -O2 + 5.740s ~ 1.43x off with idcts + + 2.64s 2/20 same sman.mp4 decode only + +*/ + +void dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx ) +{ + c->get_pixels = ff_bfin_get_pixels; + c->diff_pixels = ff_bfin_diff_pixels; + c->put_pixels_clamped = ff_bfin_put_pixels_clamped; + c->add_pixels_clamped = ff_bfin_add_pixels_clamped; + + c->clear_blocks = bfin_clear_blocks; + c->pix_sum = ff_bfin_pix_sum; + c->pix_norm1 = ff_bfin_pix_norm1; + + c->sad[0] = bfin_pix_abs16; + c->sad[1] = bfin_pix_abs8; + + /* TODO [0] 16 [1] 8 */ + c->pix_abs[0][0] = bfin_pix_abs16; + c->pix_abs[0][1] = bfin_pix_abs16_x2; + c->pix_abs[0][2] = bfin_pix_abs16_y2; + c->pix_abs[0][3] = bfin_pix_abs16_xy2; + + c->pix_abs[1][0] = bfin_pix_abs8; + c->pix_abs[1][1] = bfin_pix_abs8_x2; + c->pix_abs[1][2] = bfin_pix_abs8_y2; + c->pix_abs[1][3] = bfin_pix_abs8_xy2; + + + c->sse[0] = ff_bfin_sse16; + c->sse[1] = ff_bfin_sse8; + c->sse[2] = ff_bfin_sse4; + + + /** + * Halfpel motion compensation with rounding (a+b+1)>>1. + * This is an array[4][4] of motion compensation functions for 4 + * horizontal blocksizes (8,16) and the 4 halfpel positions + * *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] + * @param block destination where the result is stored + * @param pixels source + * @param line_size number of bytes in a horizontal line of block + * @param h height + */ + + c->put_pixels_tab[0][0] = bfin_put_pixels16; + c->put_pixels_tab[0][1] = bfin_put_pixels16_x2; + c->put_pixels_tab[0][2] = bfin_put_pixels16_y2; + c->put_pixels_tab[0][3] = bfin_put_pixels16_xy2; + + c->put_pixels_tab[1][0] = bfin_put_pixels8; + c->put_pixels_tab[1][1] = bfin_put_pixels8_x2; + c->put_pixels_tab[1][2] = bfin_put_pixels8_y2; + c->put_pixels_tab[1][3] = bfin_put_pixels8_xy2; + + c->put_no_rnd_pixels_tab[1][0] = bfin_put_pixels8_nornd; + c->put_no_rnd_pixels_tab[1][1] = bfin_put_pixels8_x2_nornd; + c->put_no_rnd_pixels_tab[1][2] = bfin_put_pixels8_y2_nornd; + c->put_no_rnd_pixels_tab[1][3] = ff_bfin_put_pixels8_xy2_nornd; + + c->put_no_rnd_pixels_tab[0][0] = bfin_put_pixels16_nornd; + c->put_no_rnd_pixels_tab[0][1] = bfin_put_pixels16_x2_nornd; + c->put_no_rnd_pixels_tab[0][2] = bfin_put_pixels16_y2_nornd; + c->put_no_rnd_pixels_tab[0][3] = ff_bfin_put_pixels16_xy2_nornd; + + c->fdct = ff_bfin_fdct; + c->idct = ff_bfin_idct; + c->idct_add = bfin_idct_add; + c->idct_put = bfin_idct_put; +} + + + |