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1 | /* |
2 | * Copyright (c) 2009 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/arm/cpu.h" | |
25 | #include "libavcodec/avcodec.h" | |
26 | #include "libavcodec/h264pred.h" | |
27 | ||
28 | void ff_pred16x16_vert_neon(uint8_t *src, ptrdiff_t stride); | |
29 | void ff_pred16x16_hor_neon(uint8_t *src, ptrdiff_t stride); | |
30 | void ff_pred16x16_plane_neon(uint8_t *src, ptrdiff_t stride); | |
31 | void ff_pred16x16_dc_neon(uint8_t *src, ptrdiff_t stride); | |
32 | void ff_pred16x16_128_dc_neon(uint8_t *src, ptrdiff_t stride); | |
33 | void ff_pred16x16_left_dc_neon(uint8_t *src, ptrdiff_t stride); | |
34 | void ff_pred16x16_top_dc_neon(uint8_t *src, ptrdiff_t stride); | |
35 | ||
36 | void ff_pred8x8_vert_neon(uint8_t *src, ptrdiff_t stride); | |
37 | void ff_pred8x8_hor_neon(uint8_t *src, ptrdiff_t stride); | |
38 | void ff_pred8x8_plane_neon(uint8_t *src, ptrdiff_t stride); | |
39 | void ff_pred8x8_dc_neon(uint8_t *src, ptrdiff_t stride); | |
40 | void ff_pred8x8_128_dc_neon(uint8_t *src, ptrdiff_t stride); | |
41 | void ff_pred8x8_left_dc_neon(uint8_t *src, ptrdiff_t stride); | |
42 | void ff_pred8x8_top_dc_neon(uint8_t *src, ptrdiff_t stride); | |
43 | void ff_pred8x8_l0t_dc_neon(uint8_t *src, ptrdiff_t stride); | |
44 | void ff_pred8x8_0lt_dc_neon(uint8_t *src, ptrdiff_t stride); | |
45 | void ff_pred8x8_l00_dc_neon(uint8_t *src, ptrdiff_t stride); | |
46 | void ff_pred8x8_0l0_dc_neon(uint8_t *src, ptrdiff_t stride); | |
47 | ||
48 | static av_cold void h264_pred_init_neon(H264PredContext *h, int codec_id, | |
49 | const int bit_depth, | |
50 | const int chroma_format_idc) | |
51 | { | |
52 | #if HAVE_NEON | |
53 | const int high_depth = bit_depth > 8; | |
54 | ||
55 | if (high_depth) | |
56 | return; | |
57 | if(chroma_format_idc == 1){ | |
58 | h->pred8x8[VERT_PRED8x8 ] = ff_pred8x8_vert_neon; | |
59 | h->pred8x8[HOR_PRED8x8 ] = ff_pred8x8_hor_neon; | |
60 | if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8) | |
61 | h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon; | |
62 | h->pred8x8[DC_128_PRED8x8 ] = ff_pred8x8_128_dc_neon; | |
63 | if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 && | |
64 | codec_id != AV_CODEC_ID_VP8) { | |
65 | h->pred8x8[DC_PRED8x8 ] = ff_pred8x8_dc_neon; | |
66 | h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon; | |
67 | h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon; | |
68 | h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon; | |
69 | h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon; | |
70 | h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon; | |
71 | h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon; | |
72 | } | |
73 | } | |
74 | ||
75 | h->pred16x16[DC_PRED8x8 ] = ff_pred16x16_dc_neon; | |
76 | h->pred16x16[VERT_PRED8x8 ] = ff_pred16x16_vert_neon; | |
77 | h->pred16x16[HOR_PRED8x8 ] = ff_pred16x16_hor_neon; | |
78 | h->pred16x16[LEFT_DC_PRED8x8] = ff_pred16x16_left_dc_neon; | |
79 | h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon; | |
80 | h->pred16x16[DC_128_PRED8x8 ] = ff_pred16x16_128_dc_neon; | |
81 | if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 && | |
82 | codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8) | |
83 | h->pred16x16[PLANE_PRED8x8 ] = ff_pred16x16_plane_neon; | |
84 | #endif // HAVE_NEON | |
85 | } | |
86 | ||
87 | av_cold void ff_h264_pred_init_arm(H264PredContext *h, int codec_id, | |
88 | int bit_depth, const int chroma_format_idc) | |
89 | { | |
90 | int cpu_flags = av_get_cpu_flags(); | |
91 | ||
92 | if (have_neon(cpu_flags)) | |
93 | h264_pred_init_neon(h, codec_id, bit_depth, chroma_format_idc); | |
94 | } |