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310 lines
12 KiB
310 lines
12 KiB
/* |
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* BlackFin DSPUTILS |
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* |
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* Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> |
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* Copyright (c) 2006 Michael Benjamin <michael.benjamin@analog.com> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <unistd.h> |
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#include "avcodec.h" |
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#include "dsputil.h" |
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#include "dsputil_bfin.h" |
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int off; |
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extern void ff_bfin_idct (DCTELEM *block) attribute_l1_text; |
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extern void ff_bfin_fdct (DCTELEM *block) attribute_l1_text; |
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extern void ff_bfin_vp3_idct (DCTELEM *block); |
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extern void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, DCTELEM *block); |
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extern void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block); |
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extern void ff_bfin_add_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) attribute_l1_text; |
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extern void ff_bfin_put_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) attribute_l1_text; |
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extern void ff_bfin_diff_pixels (DCTELEM *block, uint8_t *s1, uint8_t *s2, int stride) attribute_l1_text; |
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extern void ff_bfin_get_pixels (DCTELEM *restrict block, const uint8_t *pixels, int line_size) attribute_l1_text; |
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extern int ff_bfin_pix_norm1 (uint8_t * pix, int line_size) attribute_l1_text; |
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extern int ff_bfin_z_sad8x8 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) attribute_l1_text; |
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extern int ff_bfin_z_sad16x16 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) attribute_l1_text; |
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extern void ff_bfin_z_put_pixels16_xy2 (uint8_t *block, const uint8_t *s0, int dest_size, int line_size, int h) attribute_l1_text; |
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extern void ff_bfin_z_put_pixels8_xy2 (uint8_t *block, const uint8_t *s0, int dest_size, int line_size, int h) attribute_l1_text; |
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extern void ff_bfin_put_pixels16_xy2_nornd (uint8_t *block, const uint8_t *s0, int line_size, int h) attribute_l1_text; |
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extern void ff_bfin_put_pixels8_xy2_nornd (uint8_t *block, const uint8_t *s0, int line_size, int h) attribute_l1_text; |
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extern int ff_bfin_pix_sum (uint8_t *p, int stride) attribute_l1_text; |
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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) attribute_l1_text; |
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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) attribute_l1_text; |
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extern void ff_bfin_put_pixels8uc_nornd (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int line_size, int h) attribute_l1_text; |
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extern void ff_bfin_put_pixels16uc_nornd (uint8_t *block, const uint8_t *s0, const uint8_t *s1, int line_size, int h) attribute_l1_text; |
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extern int ff_bfin_sse4 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text; |
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extern int ff_bfin_sse8 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text; |
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extern int ff_bfin_sse16 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text; |
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static void bfin_idct_add (uint8_t *dest, int line_size, DCTELEM *block) |
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{ |
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ff_bfin_idct (block); |
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ff_bfin_add_pixels_clamped (block, dest, line_size); |
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} |
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static void bfin_idct_put (uint8_t *dest, int line_size, DCTELEM *block) |
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{ |
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ff_bfin_idct (block); |
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ff_bfin_put_pixels_clamped (block, dest, line_size); |
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} |
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static void bfin_clear_blocks (DCTELEM *blocks) |
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{ |
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// This is just a simple memset. |
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// |
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asm("P0=192; " |
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"I0=%0; " |
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"R0=0; " |
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"LSETUP(clear_blocks_blkfn_lab,clear_blocks_blkfn_lab)LC0=P0;" |
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"clear_blocks_blkfn_lab:" |
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"[I0++]=R0;" |
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::"a" (blocks):"P0","I0","R0"); |
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} |
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static void bfin_put_pixels8 (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc (block, pixels, pixels, line_size, line_size, h); |
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} |
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static void bfin_put_pixels8_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc (block, pixels, pixels+1, line_size, line_size, h); |
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} |
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static void bfin_put_pixels8_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc (block, pixels, pixels+line_size, line_size, line_size, h); |
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} |
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static void bfin_put_pixels8_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) |
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{ |
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ff_bfin_z_put_pixels8_xy2 (block,s0,line_size, line_size, h); |
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} |
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static void bfin_put_pixels16 (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc (block, pixels, pixels, line_size, line_size, h); |
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} |
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static void bfin_put_pixels16_x2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc (block, pixels, pixels+1, line_size, line_size, h); |
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} |
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static void bfin_put_pixels16_y2 (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc (block, pixels, pixels+line_size, line_size, line_size, h); |
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} |
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static void bfin_put_pixels16_xy2 (uint8_t *block, const uint8_t *s0, int line_size, int h) |
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{ |
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ff_bfin_z_put_pixels16_xy2 (block,s0,line_size, line_size, h); |
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} |
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void bfin_put_pixels8_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc_nornd (block, pixels, pixels, line_size, h); |
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} |
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static void bfin_put_pixels8_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+1, line_size, h); |
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} |
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static void bfin_put_pixels8_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc_nornd (block, pixels, pixels+line_size, line_size, h); |
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} |
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void bfin_put_pixels16_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc_nornd (block, pixels, pixels, line_size, h); |
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} |
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static void bfin_put_pixels16_x2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+1, line_size, h); |
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} |
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static void bfin_put_pixels16_y2_nornd (uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc_nornd (block, pixels, pixels+line_size, line_size, h); |
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} |
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static int bfin_pix_abs16 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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return ff_bfin_z_sad16x16 (blk1,blk2,line_size,line_size,h); |
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} |
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static int bfin_vsad_intra16 (void *c, uint8_t *blk1, uint8_t *dummy, int stride, int h) { |
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return ff_bfin_z_sad16x16 (blk1,blk1+stride,stride<<1,stride<<1,h); |
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} |
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static int bfin_vsad (void *c, uint8_t *blk1, uint8_t *blk2, int stride, int h) { |
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return ff_bfin_z_sad16x16 (blk1,blk1+stride,stride<<1,stride<<1,h) |
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+ ff_bfin_z_sad16x16 (blk2,blk2+stride,stride<<1,stride<<1,h); |
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} |
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static uint8_t vtmp_blk[256] __attribute__((l1_data_B)); |
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static int bfin_pix_abs16_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+1, 16, line_size, h); |
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return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); |
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} |
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static int bfin_pix_abs16_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_put_pixels16uc (vtmp_blk, blk2, blk2+line_size, 16, line_size, h); |
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return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); |
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} |
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static int bfin_pix_abs16_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_z_put_pixels16_xy2 (vtmp_blk, blk2, 16, line_size, h); |
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return ff_bfin_z_sad16x16 (blk1, vtmp_blk, line_size, 16, h); |
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} |
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static int bfin_pix_abs8 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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return ff_bfin_z_sad8x8 (blk1,blk2,line_size,line_size, h); |
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} |
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static int bfin_pix_abs8_x2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+1, 8, line_size, h); |
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return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); |
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} |
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static int bfin_pix_abs8_y2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_put_pixels8uc (vtmp_blk, blk2, blk2+line_size, 8, line_size, h); |
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return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); |
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} |
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static int bfin_pix_abs8_xy2 (void *c, uint8_t *blk1, uint8_t *blk2, int line_size, int h) |
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{ |
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ff_bfin_z_put_pixels8_xy2 (vtmp_blk, blk2, 8, line_size, h); |
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return ff_bfin_z_sad8x8 (blk1, vtmp_blk, line_size, 8, h); |
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} |
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/* |
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decoder optimization |
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start on 2/11 100 frames of 352x240@25 compiled with no optimization -g debugging |
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9.824s ~ 2.44x off |
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6.360s ~ 1.58x off with -O2 |
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5.740s ~ 1.43x off with idcts |
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2.64s 2/20 same sman.mp4 decode only |
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*/ |
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void dsputil_init_bfin( DSPContext* c, AVCodecContext *avctx ) |
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{ |
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c->get_pixels = ff_bfin_get_pixels; |
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c->diff_pixels = ff_bfin_diff_pixels; |
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c->put_pixels_clamped = ff_bfin_put_pixels_clamped; |
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c->add_pixels_clamped = ff_bfin_add_pixels_clamped; |
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c->clear_blocks = bfin_clear_blocks; |
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c->pix_sum = ff_bfin_pix_sum; |
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c->pix_norm1 = ff_bfin_pix_norm1; |
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c->sad[0] = bfin_pix_abs16; |
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c->sad[1] = bfin_pix_abs8; |
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c->vsad[0] = bfin_vsad; |
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c->vsad[4] = bfin_vsad_intra16; |
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/* TODO [0] 16 [1] 8 */ |
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c->pix_abs[0][0] = bfin_pix_abs16; |
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c->pix_abs[0][1] = bfin_pix_abs16_x2; |
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c->pix_abs[0][2] = bfin_pix_abs16_y2; |
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c->pix_abs[0][3] = bfin_pix_abs16_xy2; |
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c->pix_abs[1][0] = bfin_pix_abs8; |
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c->pix_abs[1][1] = bfin_pix_abs8_x2; |
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c->pix_abs[1][2] = bfin_pix_abs8_y2; |
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c->pix_abs[1][3] = bfin_pix_abs8_xy2; |
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c->sse[0] = ff_bfin_sse16; |
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c->sse[1] = ff_bfin_sse8; |
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c->sse[2] = ff_bfin_sse4; |
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/** |
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* Halfpel motion compensation with rounding (a+b+1)>>1. |
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* This is an array[4][4] of motion compensation functions for 4 |
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* horizontal blocksizes (8,16) and the 4 halfpel positions |
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* *pixels_tab[ 0->16xH 1->8xH ][ xhalfpel + 2*yhalfpel ] |
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* @param block destination where the result is stored |
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* @param pixels source |
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* @param line_size number of bytes in a horizontal line of block |
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* @param h height |
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*/ |
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c->put_pixels_tab[0][0] = bfin_put_pixels16; |
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c->put_pixels_tab[0][1] = bfin_put_pixels16_x2; |
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c->put_pixels_tab[0][2] = bfin_put_pixels16_y2; |
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c->put_pixels_tab[0][3] = bfin_put_pixels16_xy2; |
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c->put_pixels_tab[1][0] = bfin_put_pixels8; |
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c->put_pixels_tab[1][1] = bfin_put_pixels8_x2; |
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c->put_pixels_tab[1][2] = bfin_put_pixels8_y2; |
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c->put_pixels_tab[1][3] = bfin_put_pixels8_xy2; |
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c->put_no_rnd_pixels_tab[1][0] = bfin_put_pixels8_nornd; |
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c->put_no_rnd_pixels_tab[1][1] = bfin_put_pixels8_x2_nornd; |
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c->put_no_rnd_pixels_tab[1][2] = bfin_put_pixels8_y2_nornd; |
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c->put_no_rnd_pixels_tab[1][3] = ff_bfin_put_pixels8_xy2_nornd; |
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c->put_no_rnd_pixels_tab[0][0] = bfin_put_pixels16_nornd; |
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c->put_no_rnd_pixels_tab[0][1] = bfin_put_pixels16_x2_nornd; |
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c->put_no_rnd_pixels_tab[0][2] = bfin_put_pixels16_y2_nornd; |
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c->put_no_rnd_pixels_tab[0][3] = ff_bfin_put_pixels16_xy2_nornd; |
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c->idct_permutation_type = FF_NO_IDCT_PERM; |
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c->fdct = ff_bfin_fdct; |
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if (avctx->idct_algo==FF_IDCT_VP3) { |
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c->idct = ff_bfin_vp3_idct; |
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c->idct_add = ff_bfin_vp3_idct_add; |
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c->idct_put = ff_bfin_vp3_idct_put; |
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} else { |
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c->idct = ff_bfin_idct; |
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c->idct_add = bfin_idct_add; |
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c->idct_put = bfin_idct_put; |
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} |
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} |
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