1/*
2 * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com>
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
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
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#include "libavcodec/avcodec.h"
22#include "libavcodec/dsputil.h"
23#include "dsputil_bfin.h"
24
25void ff_bfin_vp3_idct (DCTELEM *block) attribute_l1_text;
26void ff_bfin_idct (DCTELEM *block) attribute_l1_text;
27void ff_bfin_add_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) attribute_l1_text;
28void ff_bfin_put_pixels_clamped (DCTELEM *block, uint8_t *dest, int line_size) attribute_l1_text;
29
30/* Intra iDCT offset 128 */
31void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, DCTELEM *block)
32{
33    uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
34    int i,j;
35
36    ff_bfin_vp3_idct (block);
37
38    for (i=0;i<8;i++)
39        for (j=0;j<8;j++)
40            dest[line_size*i+j]=cm[128+block[i*8+j]];
41}
42
43/* Inter iDCT */
44void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block)
45{
46    ff_bfin_vp3_idct (block);
47    ff_bfin_add_pixels_clamped (block, dest, line_size);
48}
49
50
51