• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.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 "h263dsp_mips.h"
22 #include "libavutil/mips/generic_macros_msa.h"
23 
sum_u8src_16width_msa(uint8_t * src,int32_t stride)24 static int32_t sum_u8src_16width_msa(uint8_t *src, int32_t stride)
25 {
26     uint32_t sum = 0;
27     v16u8 in0, in1, in2, in3, in4, in5, in6, in7;
28     v16u8 in8, in9, in10, in11, in12, in13, in14, in15;
29 
30     LD_UB8(src, stride, in0, in1, in2, in3, in4, in5, in6, in7);
31     src += (8 * stride);
32     LD_UB8(src, stride, in8, in9, in10, in11, in12, in13, in14, in15);
33 
34     HADD_UB4_UB(in0, in1, in2, in3, in0, in1, in2, in3);
35     HADD_UB4_UB(in4, in5, in6, in7, in4, in5, in6, in7);
36     HADD_UB4_UB(in8, in9, in10, in11, in8, in9, in10, in11);
37     HADD_UB4_UB(in12, in13, in14, in15, in12, in13, in14, in15);
38 
39     sum = HADD_UH_U32(in0);
40     sum += HADD_UH_U32(in1);
41     sum += HADD_UH_U32(in2);
42     sum += HADD_UH_U32(in3);
43     sum += HADD_UH_U32(in4);
44     sum += HADD_UH_U32(in5);
45     sum += HADD_UH_U32(in6);
46     sum += HADD_UH_U32(in7);
47     sum += HADD_UH_U32(in8);
48     sum += HADD_UH_U32(in9);
49     sum += HADD_UH_U32(in10);
50     sum += HADD_UH_U32(in11);
51     sum += HADD_UH_U32(in12);
52     sum += HADD_UH_U32(in13);
53     sum += HADD_UH_U32(in14);
54     sum += HADD_UH_U32(in15);
55 
56     return sum;
57 }
58 
ff_pix_sum_msa(uint8_t * pix,int line_size)59 int ff_pix_sum_msa(uint8_t *pix, int line_size)
60 {
61     return sum_u8src_16width_msa(pix, line_size);
62 }
63