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
28void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
29                                     int beta, int8_t *tc0);
30void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
31                                     int beta, int8_t *tc0);
32void ff_h264_v_loop_filter_luma_intra_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
33                                           int beta);
34void ff_h264_h_loop_filter_luma_intra_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
35                                           int beta);
36void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
37                                       int beta, int8_t *tc0);
38void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
39                                       int beta, int8_t *tc0);
40void ff_h264_h_loop_filter_chroma422_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
41                                          int beta, int8_t *tc0);
42void ff_h264_v_loop_filter_chroma_intra_neon(uint8_t *pix, ptrdiff_t stride,
43                                             int alpha, int beta);
44void ff_h264_h_loop_filter_chroma_intra_neon(uint8_t *pix, ptrdiff_t stride,
45                                             int alpha, int beta);
46void ff_h264_h_loop_filter_chroma422_intra_neon(uint8_t *pix, ptrdiff_t stride,
47                                                int alpha, int beta);
48void ff_h264_h_loop_filter_chroma_mbaff_intra_neon(uint8_t *pix, ptrdiff_t stride,
49                                                   int alpha, int beta);
50
51void ff_weight_h264_pixels_16_neon(uint8_t *dst, ptrdiff_t stride, int height,
52                                   int log2_den, int weight, int offset);
53void ff_weight_h264_pixels_8_neon(uint8_t *dst, ptrdiff_t stride, int height,
54                                  int log2_den, int weight, int offset);
55void ff_weight_h264_pixels_4_neon(uint8_t *dst, ptrdiff_t stride, int height,
56                                  int log2_den, int weight, int offset);
57
58void 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);
61void 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);
64void 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
68void ff_h264_idct_add_neon(uint8_t *dst, int16_t *block, int stride);
69void ff_h264_idct_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
70void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
71                             int16_t *block, int stride,
72                             const uint8_t nnzc[5 * 8]);
73void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
74                                  int16_t *block, int stride,
75                                  const uint8_t nnzc[5 * 8]);
76void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
77                            int16_t *block, int stride,
78                            const uint8_t nnzc[15 * 8]);
79
80void ff_h264_idct8_add_neon(uint8_t *dst, int16_t *block, int stride);
81void ff_h264_idct8_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
82void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset,
83                             int16_t *block, int stride,
84                             const uint8_t nnzc[5 * 8]);
85
86void ff_h264_v_loop_filter_luma_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
87                                        int beta, int8_t *tc0);
88void ff_h264_h_loop_filter_luma_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
89                                        int beta, int8_t *tc0);
90void ff_h264_v_loop_filter_luma_intra_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
91                                              int beta);
92void ff_h264_h_loop_filter_luma_intra_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
93                                              int beta);
94void ff_h264_v_loop_filter_chroma_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
95                                          int beta, int8_t *tc0);
96void ff_h264_h_loop_filter_chroma_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
97                                          int beta, int8_t *tc0);
98void ff_h264_h_loop_filter_chroma422_neon_10(uint8_t *pix, ptrdiff_t stride, int alpha,
99                                             int beta, int8_t *tc0);
100void ff_h264_v_loop_filter_chroma_intra_neon_10(uint8_t *pix, ptrdiff_t stride,
101                                                int alpha, int beta);
102void ff_h264_h_loop_filter_chroma_intra_neon_10(uint8_t *pix, ptrdiff_t stride,
103                                                int alpha, int beta);
104void ff_h264_h_loop_filter_chroma422_intra_neon_10(uint8_t *pix, ptrdiff_t stride,
105                                                   int alpha, int beta);
106void ff_h264_h_loop_filter_chroma_mbaff_intra_neon_10(uint8_t *pix, ptrdiff_t stride,
107                                                      int alpha, int beta);
108
109av_cold void ff_h264dsp_init_aarch64(H264DSPContext *c, const int bit_depth,
110                                     const int chroma_format_idc)
111{
112    int cpu_flags = av_get_cpu_flags();
113
114    if (have_neon(cpu_flags) && bit_depth == 8) {
115        c->h264_v_loop_filter_luma   = ff_h264_v_loop_filter_luma_neon;
116        c->h264_h_loop_filter_luma   = ff_h264_h_loop_filter_luma_neon;
117        c->h264_v_loop_filter_luma_intra= ff_h264_v_loop_filter_luma_intra_neon;
118        c->h264_h_loop_filter_luma_intra= ff_h264_h_loop_filter_luma_intra_neon;
119
120        c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
121        c->h264_v_loop_filter_chroma_intra = ff_h264_v_loop_filter_chroma_intra_neon;
122
123        if (chroma_format_idc <= 1) {
124            c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
125            c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma_intra_neon;
126            c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_mbaff_intra_neon;
127        } else {
128            c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma422_neon;
129            c->h264_h_loop_filter_chroma_mbaff = ff_h264_h_loop_filter_chroma_neon;
130            c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma422_intra_neon;
131            c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_intra_neon;
132        }
133
134        c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon;
135        c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon;
136        c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_4_neon;
137
138        c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16_neon;
139        c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_8_neon;
140        c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_4_neon;
141
142        c->h264_idct_add        = ff_h264_idct_add_neon;
143        c->h264_idct_dc_add     = ff_h264_idct_dc_add_neon;
144        c->h264_idct_add16      = ff_h264_idct_add16_neon;
145        c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
146        if (chroma_format_idc <= 1)
147            c->h264_idct_add8   = ff_h264_idct_add8_neon;
148        c->h264_idct8_add       = ff_h264_idct8_add_neon;
149        c->h264_idct8_dc_add    = ff_h264_idct8_dc_add_neon;
150        c->h264_idct8_add4      = ff_h264_idct8_add4_neon;
151    } else if (have_neon(cpu_flags) && bit_depth == 10) {
152        c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon_10;
153        c->h264_v_loop_filter_chroma_intra = ff_h264_v_loop_filter_chroma_intra_neon_10;
154
155        if (chroma_format_idc <= 1) {
156            c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon_10;
157            c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma_intra_neon_10;
158            c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_mbaff_intra_neon_10;
159        } else {
160            c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma422_neon_10;
161            c->h264_h_loop_filter_chroma_mbaff = ff_h264_h_loop_filter_chroma_neon_10;
162            c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma422_intra_neon_10;
163            c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_intra_neon_10;
164        }
165    }
166}
167