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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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