2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "libavutil/attributes.h"
28 static void clear_block_8_c(int16_t *block
)
30 memset(block
, 0, sizeof(int16_t) * 64);
33 static void clear_blocks_8_c(int16_t *blocks
)
35 memset(blocks
, 0, sizeof(int16_t) * 6 * 64);
38 static void fill_block16_c(uint8_t *block
, uint8_t value
, int line_size
, int h
)
42 for (i
= 0; i
< h
; i
++) {
43 memset(block
, value
, 16);
48 static void fill_block8_c(uint8_t *block
, uint8_t value
, int line_size
, int h
)
52 for (i
= 0; i
< h
; i
++) {
53 memset(block
, value
, 8);
58 av_cold
void ff_blockdsp_init(BlockDSPContext
*c
, AVCodecContext
*avctx
)
60 const unsigned high_bit_depth
= avctx
->bits_per_raw_sample
> 8;
62 c
->clear_block
= clear_block_8_c
;
63 c
->clear_blocks
= clear_blocks_8_c
;
65 c
->fill_block_tab
[0] = fill_block16_c
;
66 c
->fill_block_tab
[1] = fill_block8_c
;
69 ff_blockdsp_init_alpha(c
, high_bit_depth
);
71 ff_blockdsp_init_arm(c
, high_bit_depth
);
73 ff_blockdsp_init_ppc(c
, high_bit_depth
);
76 ff_blockdsp_init_x86(c
, high_bit_depth
, avctx
);
78 ff_blockdsp_init_x86(c
, high_bit_depth
);
79 #endif /* FF_API_XVMC */