1 /*
2 * Copyright (c) 2010 Mans Rullgard <mans@mansr.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 <stdint.h>
22
23 #include "libavutil/attributes.h"
24 #include "libavutil/cpu.h"
25 #include "libavutil/aarch64/cpu.h"
26 #include "libavcodec/h264dsp.h"
27
28 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
29 int beta, int8_t *tc0);
30 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
31 int beta, int8_t *tc0);
32 void ff_h264_v_loop_filter_luma_intra_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
33 int beta);
34 void ff_h264_h_loop_filter_luma_intra_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
35 int beta);
36 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
37 int beta, int8_t *tc0);
38 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
39 int beta, int8_t *tc0);
40 void ff_h264_h_loop_filter_chroma422_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
41 int beta, int8_t *tc0);
42 void ff_h264_v_loop_filter_chroma_intra_neon(uint8_t *pix, ptrdiff_t stride,
43 int alpha, int beta);
44 void ff_h264_h_loop_filter_chroma_intra_neon(uint8_t *pix, ptrdiff_t stride,
45 int alpha, int beta);
46 void ff_h264_h_loop_filter_chroma422_intra_neon(uint8_t *pix, ptrdiff_t stride,
47 int alpha, int beta);
48 void ff_h264_h_loop_filter_chroma_mbaff_intra_neon(uint8_t *pix, ptrdiff_t stride,
49 int alpha, int beta);
50
51 void ff_weight_h264_pixels_16_neon(uint8_t *dst, ptrdiff_t stride, int height,
52 int log2_den, int weight, int offset);
53 void ff_weight_h264_pixels_8_neon(uint8_t *dst, ptrdiff_t stride, int height,
54 int log2_den, int weight, int offset);
55 void ff_weight_h264_pixels_4_neon(uint8_t *dst, ptrdiff_t stride, int height,
56 int log2_den, int weight, int offset);
57
58 void ff_biweight_h264_pixels_16_neon(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
59 int height, int log2_den, int weightd,
60 int weights, int offset);
61 void ff_biweight_h264_pixels_8_neon(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
62 int height, int log2_den, int weightd,
63 int weights, int offset);
64 void ff_biweight_h264_pixels_4_neon(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
65 int height, int log2_den, int weightd,
66 int weights, int offset);
67
68 void ff_h264_idct_add_neon(uint8_t *dst, int16_t *block, int stride);
69 void ff_h264_idct_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
70 void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
71 int16_t *block, int stride,
72 const uint8_t nnzc[6*8]);
73 void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
74 int16_t *block, int stride,
75 const uint8_t nnzc[6*8]);
76 void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
77 int16_t *block, int stride,
78 const uint8_t nnzc[6*8]);
79
80 void ff_h264_idct8_add_neon(uint8_t *dst, int16_t *block, int stride);
81 void ff_h264_idct8_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
82 void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset,
83 int16_t *block, int stride,
84 const uint8_t nnzc[6*8]);
85
ff_h264dsp_init_aarch64(H264DSPContext * c,const int bit_depth,const int chroma_format_idc)86 av_cold void ff_h264dsp_init_aarch64(H264DSPContext *c, const int bit_depth,
87 const int chroma_format_idc)
88 {
89 int cpu_flags = av_get_cpu_flags();
90
91 if (have_neon(cpu_flags) && bit_depth == 8) {
92 c->h264_v_loop_filter_luma = ff_h264_v_loop_filter_luma_neon;
93 c->h264_h_loop_filter_luma = ff_h264_h_loop_filter_luma_neon;
94 c->h264_v_loop_filter_luma_intra= ff_h264_v_loop_filter_luma_intra_neon;
95 c->h264_h_loop_filter_luma_intra= ff_h264_h_loop_filter_luma_intra_neon;
96
97 c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
98 c->h264_v_loop_filter_chroma_intra = ff_h264_v_loop_filter_chroma_intra_neon;
99
100 if (chroma_format_idc <= 1) {
101 c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
102 c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma_intra_neon;
103 c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_mbaff_intra_neon;
104 } else {
105 c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma422_neon;
106 c->h264_h_loop_filter_chroma_mbaff = ff_h264_h_loop_filter_chroma_neon;
107 c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma422_intra_neon;
108 c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_intra_neon;
109 }
110
111 c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon;
112 c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon;
113 c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_4_neon;
114
115 c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16_neon;
116 c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_8_neon;
117 c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_4_neon;
118
119 c->h264_idct_add = ff_h264_idct_add_neon;
120 c->h264_idct_dc_add = ff_h264_idct_dc_add_neon;
121 c->h264_idct_add16 = ff_h264_idct_add16_neon;
122 c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
123 if (chroma_format_idc <= 1)
124 c->h264_idct_add8 = ff_h264_idct_add8_neon;
125 c->h264_idct8_add = ff_h264_idct8_add_neon;
126 c->h264_idct8_dc_add = ff_h264_idct8_dc_add_neon;
127 c->h264_idct8_add4 = ff_h264_idct8_add4_neon;
128 }
129 }
130