h264dsp_init_arm.c
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1 /*
2  * Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
3  *
4  * This file is part of Libav.
5  *
6  * Libav 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  * Libav 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 Libav; 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/arm/cpu.h"
24 #include "libavcodec/dsputil.h"
25 #include "libavcodec/h264dsp.h"
26 
27 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
28  int beta, int8_t *tc0);
29 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
30  int beta, int8_t *tc0);
31 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
32  int beta, int8_t *tc0);
33 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
34  int beta, int8_t *tc0);
35 
37  int log2_den, int weight, int offset);
39  int log2_den, int weight, int offset);
41  int log2_den, int weight, int offset);
42 
44  int height, int log2_den, int weightd,
45  int weights, int offset);
47  int height, int log2_den, int weightd,
48  int weights, int offset);
50  int height, int log2_den, int weightd,
51  int weights, int offset);
52 
55 void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
56  DCTELEM *block, int stride,
57  const uint8_t nnzc[6*8]);
58 void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
59  DCTELEM *block, int stride,
60  const uint8_t nnzc[6*8]);
61 void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
62  DCTELEM *block, int stride,
63  const uint8_t nnzc[6*8]);
64 
67 void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset,
68  DCTELEM *block, int stride,
69  const uint8_t nnzc[6*8]);
70 
71 static void ff_h264dsp_init_neon(H264DSPContext *c, const int bit_depth, const int chroma_format_idc)
72 {
73  if (bit_depth == 8) {
78 
82 
86 
91  if (chroma_format_idc == 1)
96  }
97 }
98 
99 void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, const int chroma_format_idc)
100 {
101  int cpu_flags = av_get_cpu_flags();
102 
103  if (have_neon(cpu_flags))
104  ff_h264dsp_init_neon(c, bit_depth, chroma_format_idc);
105 }
void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
void(* h264_idct_add16intra)(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[15 *8])
Definition: h264dsp.h:100
void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6 *8])
void(* h264_idct_add8)(uint8_t **dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[15 *8])
Definition: h264dsp.h:97
int stride
Definition: mace.c:144
H.264 DSP functions.
void(* h264_h_loop_filter_chroma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
Definition: h264dsp.h:64
uint8_t
void(* h264_idct_add)(uint8_t *dst, DCTELEM *block, int stride)
Definition: h264dsp.h:82
h264_weight_func weight_h264_pixels_tab[4]
Definition: h264dsp.h:45
void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
static void ff_h264dsp_init_neon(H264DSPContext *c, const int bit_depth, const int chroma_format_idc)
void ff_biweight_h264_pixels_16_neon(uint8_t *dst, uint8_t *src, int stride, int height, int log2_den, int weightd, int weights, int offset)
void ff_weight_h264_pixels_4_neon(uint8_t *dst, int stride, int height, int log2_den, int weight, int offset)
void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, const int chroma_format_idc)
void ff_biweight_h264_pixels_8_neon(uint8_t *dst, uint8_t *src, int stride, int height, int log2_den, int weightd, int weights, int offset)
void(* h264_v_loop_filter_chroma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
Definition: h264dsp.h:62
void ff_h264_idct8_add_neon(uint8_t *dst, DCTELEM *block, int stride)
void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6 *8])
h264_biweight_func biweight_h264_pixels_tab[4]
Definition: h264dsp.h:46
void ff_h264_idct_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride)
Context for storing H.264 DSP functions.
Definition: h264dsp.h:43
static DCTELEM block[64]
Definition: dct-test.c:169
void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6 *8])
void ff_weight_h264_pixels_16_neon(uint8_t *dst, int stride, int height, int log2_den, int weight, int offset)
static int cpu_flags
Definition: dct-test.c:76
void(* h264_idct8_dc_add)(uint8_t *dst, DCTELEM *block, int stride)
Definition: h264dsp.h:88
void(* h264_idct8_add)(uint8_t *dst, DCTELEM *block, int stride)
Definition: h264dsp.h:84
void(* h264_v_loop_filter_luma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
Definition: h264dsp.h:49
void(* h264_idct_dc_add)(uint8_t *dst, DCTELEM *block, int stride)
Definition: h264dsp.h:86
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:25
void ff_h264_idct_add_neon(uint8_t *dst, DCTELEM *block, int stride)
void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
short DCTELEM
Definition: dsputil.h:39
void(* h264_idct8_add4)(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[15 *8])
Definition: h264dsp.h:94
void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6 *8])
void ff_biweight_h264_pixels_4_neon(uint8_t *dst, uint8_t *src, int stride, int height, int log2_den, int weightd, int weights, int offset)
int height
Definition: gxfenc.c:72
#define have_neon(flags)
Definition: cpu.h:30
DSP utils.
void(* h264_idct_add16)(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[15 *8])
Definition: h264dsp.h:91
void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
void(* h264_h_loop_filter_luma)(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
Definition: h264dsp.h:51
void ff_weight_h264_pixels_8_neon(uint8_t *dst, int stride, int height, int log2_den, int weight, int offset)
void ff_h264_idct8_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride)