1/*
2 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
3 * Copyright (c) 2003-2011 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * H.264 / AVC / MPEG4 part10 DSP functions.
25 * @author Michael Niedermayer <michaelni@gmx.at>
26 */
27
28#include "bit_depth_template.c"
29
30static void FUNCC(ff_h264_add_pixels4)(uint8_t *_dst, int16_t *_src, int stride)
31{
32    int i;
33    pixel *dst = (pixel *) _dst;
34    dctcoef *src = (dctcoef *) _src;
35    stride /= sizeof(pixel);
36
37    for (i = 0; i < 4; i++) {
38        dst[0] += src[0];
39        dst[1] += src[1];
40        dst[2] += src[2];
41        dst[3] += src[3];
42
43        dst += stride;
44        src += 4;
45    }
46
47    memset(_src, 0, sizeof(dctcoef) * 16);
48}
49
50static void FUNCC(ff_h264_add_pixels8)(uint8_t *_dst, int16_t *_src, int stride)
51{
52    int i;
53    pixel *dst = (pixel *) _dst;
54    dctcoef *src = (dctcoef *) _src;
55    stride /= sizeof(pixel);
56
57    for (i = 0; i < 8; i++) {
58        dst[0] += src[0];
59        dst[1] += src[1];
60        dst[2] += src[2];
61        dst[3] += src[3];
62        dst[4] += src[4];
63        dst[5] += src[5];
64        dst[6] += src[6];
65        dst[7] += src[7];
66
67        dst += stride;
68        src += 8;
69    }
70
71    memset(_src, 0, sizeof(dctcoef) * 64);
72}
73