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Side by Side Diff: patched-ffmpeg-mt/libavcodec/bfin/vp3_bfin.c

Issue 789004: ffmpeg roll of source to mar 9 version... (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/
Patch Set: '' Created 10 years, 9 months ago
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1 /* 1 /*
2 * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> 2 * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com>
3 * 3 *
4 * This file is part of FFmpeg. 4 * This file is part of FFmpeg.
5 * 5 *
6 * FFmpeg is free software; you can redistribute it and/or 6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public 7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either 8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version. 9 * version 2.1 of the License, or (at your option) any later version.
10 * 10 *
11 * FFmpeg is distributed in the hope that it will be useful, 11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details. 14 * Lesser General Public License for more details.
15 * 15 *
16 * You should have received a copy of the GNU Lesser General Public 16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software 17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */ 19 */
20 20
21 #include "libavcodec/avcodec.h" 21 #include "libavcodec/avcodec.h"
22 #include "libavcodec/dsputil.h" 22 #include "libavcodec/dsputil.h"
23 #include "dsputil_bfin.h" 23 #include "dsputil_bfin.h"
24 24
25 void ff_bfin_vp3_idct (DCTELEM *block) attribute_l1_text;
26 void ff_bfin_idct (DCTELEM *block) attribute_l1_text;
27 void ff_bfin_add_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) a ttribute_l1_text;
28 void ff_bfin_put_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) a ttribute_l1_text;
29
30 /* Intra iDCT offset 128 */ 25 /* Intra iDCT offset 128 */
31 void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, DCTELEM *block) 26 void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, DCTELEM *block)
32 { 27 {
33 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; 28 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
34 int i,j; 29 int i,j;
35 30
36 ff_bfin_vp3_idct (block); 31 ff_bfin_vp3_idct (block);
37 32
38 for (i=0;i<8;i++) 33 for (i=0;i<8;i++)
39 for (j=0;j<8;j++) 34 for (j=0;j<8;j++)
40 dest[line_size*i+j]=cm[128+block[i*8+j]]; 35 dest[line_size*i+j]=cm[128+block[i*8+j]];
41 } 36 }
42 37
43 /* Inter iDCT */ 38 /* Inter iDCT */
44 void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block) 39 void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block)
45 { 40 {
46 ff_bfin_vp3_idct (block); 41 ff_bfin_vp3_idct (block);
47 ff_bfin_add_pixels_clamped (block, dest, line_size); 42 ff_bfin_add_pixels_clamped (block, dest, line_size);
48 } 43 }
49 44
50 45
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