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h264pred_init_arm.c
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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);
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 
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){
60  if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
63  if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
64  codec_id != AV_CODEC_ID_VP8) {
72  }
73  }
74 
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)
84 #endif // HAVE_NEON
85 }
86 
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 }