ffmpeg/libavcodec/x86/mpegvideoenc.c
Diego Biurrun ec36aa6944 x86: Fix linking with some or all of yasm, mmx, optimizations disabled
Some optimized template functions reference optimized symbols, so they
must be explicitly disabled when those symbols are unavailable.
2012-08-30 19:37:32 +02:00

112 lines
3.1 KiB
C

/*
* The simplest mpeg encoder (well, it was the simplest!)
* Copyright (c) 2000,2001 Fabrice Bellard
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/cpu.h"
#include "libavutil/x86/asm.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/mpegvideo.h"
#include "dsputil_mmx.h"
#if HAVE_INLINE_ASM
extern uint16_t ff_inv_zigzag_direct16[64];
#if HAVE_MMX
#define COMPILE_TEMPLATE_MMXEXT 0
#define COMPILE_TEMPLATE_SSE2 0
#define COMPILE_TEMPLATE_SSSE3 0
#define RENAME(a) a ## _MMX
#define RENAMEl(a) a ## _mmx
#include "mpegvideoenc_template.c"
#endif /* HAVE_MMX */
#if HAVE_MMXEXT
#undef COMPILE_TEMPLATE_SSSE3
#undef COMPILE_TEMPLATE_SSE2
#undef COMPILE_TEMPLATE_MMXEXT
#define COMPILE_TEMPLATE_MMXEXT 1
#define COMPILE_TEMPLATE_SSE2 0
#define COMPILE_TEMPLATE_SSSE3 0
#undef RENAME
#undef RENAMEl
#define RENAME(a) a ## _MMX2
#define RENAMEl(a) a ## _mmx2
#include "mpegvideoenc_template.c"
#endif /* HAVE_MMXEXT */
#if HAVE_SSE2
#undef COMPILE_TEMPLATE_MMXEXT
#undef COMPILE_TEMPLATE_SSE2
#undef COMPILE_TEMPLATE_SSSE3
#define COMPILE_TEMPLATE_MMXEXT 0
#define COMPILE_TEMPLATE_SSE2 1
#define COMPILE_TEMPLATE_SSSE3 0
#undef RENAME
#undef RENAMEl
#define RENAME(a) a ## _SSE2
#define RENAMEl(a) a ## _sse2
#include "mpegvideoenc_template.c"
#endif /* HAVE_SSE2 */
#if HAVE_SSSE3
#undef COMPILE_TEMPLATE_MMXEXT
#undef COMPILE_TEMPLATE_SSE2
#undef COMPILE_TEMPLATE_SSSE3
#define COMPILE_TEMPLATE_MMXEXT 0
#define COMPILE_TEMPLATE_SSE2 1
#define COMPILE_TEMPLATE_SSSE3 1
#undef RENAME
#undef RENAMEl
#define RENAME(a) a ## _SSSE3
#define RENAMEl(a) a ## _sse2
#include "mpegvideoenc_template.c"
#endif /* HAVE_SSSE3 */
#endif /* HAVE_INLINE_ASM */
void ff_MPV_encode_init_x86(MpegEncContext *s)
{
#if HAVE_INLINE_ASM
int mm_flags = av_get_cpu_flags();
const int dct_algo = s->avctx->dct_algo;
if (dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX) {
#if HAVE_MMX
if (mm_flags & AV_CPU_FLAG_MMX && HAVE_MMX)
s->dct_quantize = dct_quantize_MMX;
#endif
#if HAVE_MMXEXT
if (mm_flags & AV_CPU_FLAG_MMXEXT && HAVE_MMXEXT)
s->dct_quantize = dct_quantize_MMX2;
#endif
#if HAVE_SSE2
if (mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE2)
s->dct_quantize = dct_quantize_SSE2;
#endif
#if HAVE_SSSE3
if (mm_flags & AV_CPU_FLAG_SSSE3)
s->dct_quantize = dct_quantize_SSSE3;
#endif
}
#endif /* HAVE_INLINE_ASM */
}