Imported Debian version 2.5.0~trusty1.1
[deb_ffmpeg.git] / ffmpeg / libavcodec / h264chroma.c
1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include "config.h"
20 #include "libavutil/attributes.h"
21 #include "h264chroma.h"
22
23 #define BIT_DEPTH 8
24 #include "h264chroma_template.c"
25 #undef BIT_DEPTH
26
27 #define BIT_DEPTH 16
28 #include "h264chroma_template.c"
29 #undef BIT_DEPTH
30
31 #define SET_CHROMA(depth) \
32 c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_ ## depth ## _c; \
33 c->put_h264_chroma_pixels_tab[1] = put_h264_chroma_mc4_ ## depth ## _c; \
34 c->put_h264_chroma_pixels_tab[2] = put_h264_chroma_mc2_ ## depth ## _c; \
35 c->put_h264_chroma_pixels_tab[3] = put_h264_chroma_mc1_ ## depth ## _c; \
36 c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_ ## depth ## _c; \
37 c->avg_h264_chroma_pixels_tab[1] = avg_h264_chroma_mc4_ ## depth ## _c; \
38 c->avg_h264_chroma_pixels_tab[2] = avg_h264_chroma_mc2_ ## depth ## _c; \
39 c->avg_h264_chroma_pixels_tab[3] = avg_h264_chroma_mc1_ ## depth ## _c; \
40
41 av_cold void ff_h264chroma_init(H264ChromaContext *c, int bit_depth)
42 {
43 if (bit_depth > 8 && bit_depth <= 16) {
44 SET_CHROMA(16);
45 } else {
46 SET_CHROMA(8);
47 }
48
49 if (ARCH_AARCH64)
50 ff_h264chroma_init_aarch64(c, bit_depth);
51 if (ARCH_ARM)
52 ff_h264chroma_init_arm(c, bit_depth);
53 if (ARCH_PPC)
54 ff_h264chroma_init_ppc(c, bit_depth);
55 if (ARCH_X86)
56 ff_h264chroma_init_x86(c, bit_depth);
57 }