Libav
xvididct_init.c
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1 /*
2  * This file is part of Libav.
3  *
4  * Libav 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.
8  *
9  * Libav 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.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with Libav; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #include "config.h"
20 #include "libavutil/attributes.h"
21 #include "libavutil/cpu.h"
22 #include "libavutil/x86/cpu.h"
23 #include "libavcodec/idctdsp.h"
24 #include "libavcodec/xvididct.h"
25 #include "idct_xvid.h"
26 #include "idctdsp.h"
27 
29 {
30  int cpu_flags = av_get_cpu_flags();
31 
32  if (INLINE_MMX(cpu_flags)) {
37  }
38 
39  if (INLINE_MMXEXT(cpu_flags)) {
44  }
45 
46  if (INLINE_SSE2(cpu_flags)) {
51  }
52 }
void ff_idct_xvid_sse2(short *block)
av_cold void ff_xvididct_init_x86(IDCTDSPContext *c)
Definition: xvididct_init.c:28
#define INLINE_SSE2(flags)
Definition: cpu.h:66
Macro definitions for various function/variable attributes.
#define av_cold
Definition: attributes.h:66
void ff_idct_xvid_sse2_put(uint8_t *dest, int line_size, short *block)
void ff_idct_xvid_mmxext_put(uint8_t *dest, int line_size, int16_t *block)
#define INLINE_MMX(flags)
Definition: cpu.h:63
void ff_idct_xvid_sse2_add(uint8_t *dest, int line_size, short *block)
void(* idct_add)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
Definition: idctdsp.h:77
void(* idct_put)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> clip to unsigned 8 bit -> dest.
Definition: idctdsp.h:70
void ff_idct_xvid_mmx_add(uint8_t *dest, int line_size, int16_t *block)
void ff_idct_xvid_mmx_put(uint8_t *dest, int line_size, int16_t *block)
void ff_idct_xvid_mmxext_add(uint8_t *dest, int line_size, int16_t *block)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:47
header for Xvid IDCT functions
#define INLINE_MMXEXT(flags)
Definition: cpu.h:64
void ff_idct_xvid_mmx(short *block)
void ff_idct_xvid_mmxext(short *block)
enum idct_permutation_type perm_type
Definition: idctdsp.h:95
void(* idct)(int16_t *block)
Definition: idctdsp.h:63