2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
4 * This file is part of FFmpeg.
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.
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.
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
23 #include "libavutil/attributes.h"
24 #include "libavutil/arm/cpu.h"
25 #include "libavcodec/avcodec.h"
26 #include "libavcodec/h264pred.h"
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
);
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
);
48 static av_cold
void h264_pred_init_neon(H264PredContext
*h
, int codec_id
,
50 const int chroma_format_idc
)
53 const int high_depth
= bit_depth
> 8;
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
;
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
;
87 av_cold
void ff_h264_pred_init_arm(H264PredContext
*h
, int codec_id
,
88 int bit_depth
, const int chroma_format_idc
)
90 int cpu_flags
= av_get_cpu_flags();
92 if (have_neon(cpu_flags
))
93 h264_pred_init_neon(h
, codec_id
, bit_depth
, chroma_format_idc
);