diff options
Diffstat (limited to 'ffmpeg1/libavcodec/x86/mpegvideoenc.c')
| -rw-r--r-- | ffmpeg1/libavcodec/x86/mpegvideoenc.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/ffmpeg1/libavcodec/x86/mpegvideoenc.c b/ffmpeg1/libavcodec/x86/mpegvideoenc.c new file mode 100644 index 0000000..6219667 --- /dev/null +++ b/ffmpeg1/libavcodec/x86/mpegvideoenc.c @@ -0,0 +1,107 @@ +/* + * The simplest mpeg encoder (well, it was the simplest!) + * Copyright (c) 2000,2001 Fabrice Bellard + * + * This file is part of FFmpeg. + * + * FFmpeg 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. + * + * FFmpeg 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/attributes.h" +#include "libavutil/cpu.h" +#include "libavutil/x86/asm.h" +#include "libavutil/x86/cpu.h" +#include "libavcodec/avcodec.h" +#include "libavcodec/dct.h" +#include "libavcodec/mpegvideo.h" +#include "dsputil_mmx.h" + +extern uint16_t ff_inv_zigzag_direct16[64]; + +#if HAVE_MMX_INLINE +#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_INLINE */ + +#if HAVE_MMXEXT_INLINE +#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 ## _MMXEXT +#define RENAMEl(a) a ## _mmxext +#include "mpegvideoenc_template.c" +#endif /* HAVE_MMXEXT_INLINE */ + +#if HAVE_SSE2_INLINE +#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_INLINE */ + +#if HAVE_SSSE3_INLINE +#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_INLINE */ + +av_cold void ff_dct_encode_init_x86(MpegEncContext *s) +{ + 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_INLINE + if (INLINE_MMX(mm_flags)) + s->dct_quantize = dct_quantize_MMX; +#endif +#if HAVE_MMXEXT_INLINE + if (INLINE_MMXEXT(mm_flags)) + s->dct_quantize = dct_quantize_MMXEXT; +#endif +#if HAVE_SSE2_INLINE + if (INLINE_SSE2(mm_flags)) + s->dct_quantize = dct_quantize_SSE2; +#endif +#if HAVE_SSSE3_INLINE + if (INLINE_SSSE3(mm_flags)) + s->dct_quantize = dct_quantize_SSSE3; +#endif + } +} |