| 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 | } |