2 * Copyright (c) 2016 Ronald S. Bultje <rsbultje@gmail.com>
4 * This file is part of FFmpeg.
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.
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.
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
21 #include "colorspacedsp.h"
27 #include "colorspacedsp_template.c"
31 #include "colorspacedsp_template.c"
35 #include "colorspacedsp_template.c"
45 #include "colorspacedsp_template.c"
49 #include "colorspacedsp_template.c"
53 #include "colorspacedsp_template.c"
63 #include "colorspacedsp_template.c"
67 #include "colorspacedsp_template.c"
71 #include "colorspacedsp_template.c"
73 static void multiply3x3_c(int16_t *buf[3], ptrdiff_t stride,
74 int w, int h, const int16_t m[3][3][8])
77 int16_t *buf0 = buf[0], *buf1 = buf[1], *buf2 = buf[2];
79 for (y = 0; y < h; y++) {
80 for (x = 0; x < w; x++) {
81 int v0 = buf0[x], v1 = buf1[x], v2 = buf2[x];
83 buf0[x] = av_clip_int16((m[0][0][0] * v0 + m[0][1][0] * v1 +
84 m[0][2][0] * v2 + 8192) >> 14);
85 buf1[x] = av_clip_int16((m[1][0][0] * v0 + m[1][1][0] * v1 +
86 m[1][2][0] * v2 + 8192) >> 14);
87 buf2[x] = av_clip_int16((m[2][0][0] * v0 + m[2][1][0] * v1 +
88 m[2][2][0] * v2 + 8192) >> 14);
97 void ff_colorspacedsp_init(ColorSpaceDSPContext *dsp)
99 #define init_yuv2rgb_fn(idx, bit) \
100 dsp->yuv2rgb[idx][0] = yuv2rgb_444p##bit##_c; \
101 dsp->yuv2rgb[idx][1] = yuv2rgb_422p##bit##_c; \
102 dsp->yuv2rgb[idx][2] = yuv2rgb_420p##bit##_c
104 init_yuv2rgb_fn(0, 8);
105 init_yuv2rgb_fn(1, 10);
106 init_yuv2rgb_fn(2, 12);
108 #define init_rgb2yuv_fn(idx, bit) \
109 dsp->rgb2yuv[idx][0] = rgb2yuv_444p##bit##_c; \
110 dsp->rgb2yuv[idx][1] = rgb2yuv_422p##bit##_c; \
111 dsp->rgb2yuv[idx][2] = rgb2yuv_420p##bit##_c
113 init_rgb2yuv_fn(0, 8);
114 init_rgb2yuv_fn(1, 10);
115 init_rgb2yuv_fn(2, 12);
117 #define init_yuv2yuv_fn(idx1, idx2, bit1, bit2) \
118 dsp->yuv2yuv[idx1][idx2][0] = yuv2yuv_444p##bit1##to##bit2##_c; \
119 dsp->yuv2yuv[idx1][idx2][1] = yuv2yuv_422p##bit1##to##bit2##_c; \
120 dsp->yuv2yuv[idx1][idx2][2] = yuv2yuv_420p##bit1##to##bit2##_c
121 #define init_yuv2yuv_fns(idx1, bit1) \
122 init_yuv2yuv_fn(idx1, 0, bit1, 8); \
123 init_yuv2yuv_fn(idx1, 1, bit1, 10); \
124 init_yuv2yuv_fn(idx1, 2, bit1, 12)
126 init_yuv2yuv_fns(0, 8);
127 init_yuv2yuv_fns(1, 10);
128 init_yuv2yuv_fns(2, 12);
130 dsp->multiply3x3 = multiply3x3_c;
133 ff_colorspacedsp_x86_init(dsp);