yading@10: /*
yading@10:  * The simplest mpeg encoder (well, it was the simplest!)
yading@10:  * Copyright (c) 2000,2001 Fabrice Bellard
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #include "libavutil/attributes.h"
yading@10: #include "libavutil/cpu.h"
yading@10: #include "libavutil/x86/asm.h"
yading@10: #include "libavutil/x86/cpu.h"
yading@10: #include "libavcodec/avcodec.h"
yading@10: #include "libavcodec/dct.h"
yading@10: #include "libavcodec/mpegvideo.h"
yading@10: #include "dsputil_mmx.h"
yading@10: 
yading@10: extern uint16_t ff_inv_zigzag_direct16[64];
yading@10: 
yading@10: #if HAVE_MMX_INLINE
yading@10: #define COMPILE_TEMPLATE_MMXEXT 0
yading@10: #define COMPILE_TEMPLATE_SSE2   0
yading@10: #define COMPILE_TEMPLATE_SSSE3  0
yading@10: #define RENAME(a) a ## _MMX
yading@10: #define RENAMEl(a) a ## _mmx
yading@10: #include "mpegvideoenc_template.c"
yading@10: #endif /* HAVE_MMX_INLINE */
yading@10: 
yading@10: #if HAVE_MMXEXT_INLINE
yading@10: #undef COMPILE_TEMPLATE_SSSE3
yading@10: #undef COMPILE_TEMPLATE_SSE2
yading@10: #undef COMPILE_TEMPLATE_MMXEXT
yading@10: #define COMPILE_TEMPLATE_MMXEXT 1
yading@10: #define COMPILE_TEMPLATE_SSE2   0
yading@10: #define COMPILE_TEMPLATE_SSSE3  0
yading@10: #undef RENAME
yading@10: #undef RENAMEl
yading@10: #define RENAME(a) a ## _MMXEXT
yading@10: #define RENAMEl(a) a ## _mmxext
yading@10: #include "mpegvideoenc_template.c"
yading@10: #endif /* HAVE_MMXEXT_INLINE */
yading@10: 
yading@10: #if HAVE_SSE2_INLINE
yading@10: #undef COMPILE_TEMPLATE_MMXEXT
yading@10: #undef COMPILE_TEMPLATE_SSE2
yading@10: #undef COMPILE_TEMPLATE_SSSE3
yading@10: #define COMPILE_TEMPLATE_MMXEXT 0
yading@10: #define COMPILE_TEMPLATE_SSE2   1
yading@10: #define COMPILE_TEMPLATE_SSSE3  0
yading@10: #undef RENAME
yading@10: #undef RENAMEl
yading@10: #define RENAME(a) a ## _SSE2
yading@10: #define RENAMEl(a) a ## _sse2
yading@10: #include "mpegvideoenc_template.c"
yading@10: #endif /* HAVE_SSE2_INLINE */
yading@10: 
yading@10: #if HAVE_SSSE3_INLINE
yading@10: #undef COMPILE_TEMPLATE_MMXEXT
yading@10: #undef COMPILE_TEMPLATE_SSE2
yading@10: #undef COMPILE_TEMPLATE_SSSE3
yading@10: #define COMPILE_TEMPLATE_MMXEXT 0
yading@10: #define COMPILE_TEMPLATE_SSE2   1
yading@10: #define COMPILE_TEMPLATE_SSSE3  1
yading@10: #undef RENAME
yading@10: #undef RENAMEl
yading@10: #define RENAME(a) a ## _SSSE3
yading@10: #define RENAMEl(a) a ## _sse2
yading@10: #include "mpegvideoenc_template.c"
yading@10: #endif /* HAVE_SSSE3_INLINE */
yading@10: 
yading@10: av_cold void ff_dct_encode_init_x86(MpegEncContext *s)
yading@10: {
yading@10:     int mm_flags = av_get_cpu_flags();
yading@10:     const int dct_algo = s->avctx->dct_algo;
yading@10: 
yading@10:     if (dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX) {
yading@10: #if HAVE_MMX_INLINE
yading@10:         if (INLINE_MMX(mm_flags))
yading@10:             s->dct_quantize = dct_quantize_MMX;
yading@10: #endif
yading@10: #if HAVE_MMXEXT_INLINE
yading@10:         if (INLINE_MMXEXT(mm_flags))
yading@10:             s->dct_quantize = dct_quantize_MMXEXT;
yading@10: #endif
yading@10: #if HAVE_SSE2_INLINE
yading@10:         if (INLINE_SSE2(mm_flags))
yading@10:             s->dct_quantize = dct_quantize_SSE2;
yading@10: #endif
yading@10: #if HAVE_SSSE3_INLINE
yading@10:         if (INLINE_SSSE3(mm_flags))
yading@10:             s->dct_quantize = dct_quantize_SSSE3;
yading@10: #endif
yading@10:     }
yading@10: }