2 * Copyright (c) 2009 David Conrad <lessen42@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
23 #include "libavutil/attributes.h"
24 #include "libavutil/cpu.h"
25 #include "libavutil/x86/cpu.h"
26 #include "libavcodec/avcodec.h"
27 #include "libavcodec/vp3dsp.h"
29 void ff_vp3_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
30 void ff_vp3_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
32 void ff_vp3_idct_put_sse2(uint8_t *dest, int line_size, int16_t *block);
33 void ff_vp3_idct_add_sse2(uint8_t *dest, int line_size, int16_t *block);
35 void ff_vp3_idct_dc_add_mmxext(uint8_t *dest, int line_size,
38 void ff_vp3_v_loop_filter_mmxext(uint8_t *src, int stride,
39 int *bounding_values);
40 void ff_vp3_h_loop_filter_mmxext(uint8_t *src, int stride,
41 int *bounding_values);
43 void ff_put_vp_no_rnd_pixels8_l2_mmx(uint8_t *dst, const uint8_t *a,
44 const uint8_t *b, ptrdiff_t stride,
47 av_cold void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags)
49 int cpu_flags = av_get_cpu_flags();
51 if (EXTERNAL_MMX(cpu_flags)) {
52 c->put_no_rnd_pixels_l2 = ff_put_vp_no_rnd_pixels8_l2_mmx;
54 c->idct_put = ff_vp3_idct_put_mmx;
55 c->idct_add = ff_vp3_idct_add_mmx;
59 if (EXTERNAL_MMXEXT(cpu_flags)) {
60 c->idct_dc_add = ff_vp3_idct_dc_add_mmxext;
62 if (!(flags & CODEC_FLAG_BITEXACT)) {
63 c->v_loop_filter = ff_vp3_v_loop_filter_mmxext;
64 c->h_loop_filter = ff_vp3_h_loop_filter_mmxext;
68 if (EXTERNAL_SSE2(cpu_flags)) {
69 c->idct_put = ff_vp3_idct_put_sse2;
70 c->idct_add = ff_vp3_idct_add_sse2;