2012-08-13 13:11:38 +02:00
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/*
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* The simplest mpeg encoder (well, it was the simplest!)
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* Copyright (c) 2000,2001 Fabrice Bellard
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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2013-02-01 10:31:59 +01:00
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#include "libavutil/attributes.h"
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2012-08-13 13:11:38 +02:00
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#include "libavutil/cpu.h"
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#include "libavutil/x86/asm.h"
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2012-08-29 19:01:05 +02:00
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#include "libavutil/x86/cpu.h"
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2012-08-13 13:11:38 +02:00
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#include "libavcodec/avcodec.h"
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2013-02-07 21:58:48 +01:00
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#include "libavcodec/dct.h"
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2012-08-13 13:11:38 +02:00
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#include "libavcodec/mpegvideo.h"
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2013-05-08 01:52:57 +02:00
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#include "dsputil_x86.h"
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2012-08-13 13:11:38 +02:00
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2013-12-01 05:05:23 +01:00
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/* not permutated inverse zigzag_direct + 1 for MMX quantizer */
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DECLARE_ALIGNED(16, static uint16_t, inv_zigzag_direct16)[64];
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2012-08-13 13:11:38 +02:00
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2012-08-28 14:53:33 +02:00
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#if HAVE_MMX_INLINE
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2012-08-28 17:37:54 +02:00
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#define COMPILE_TEMPLATE_MMXEXT 0
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#define COMPILE_TEMPLATE_SSE2 0
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#define COMPILE_TEMPLATE_SSSE3 0
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2012-08-13 13:11:38 +02:00
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#define RENAME(a) a ## _MMX
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#define RENAMEl(a) a ## _mmx
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#include "mpegvideoenc_template.c"
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2012-08-28 14:53:33 +02:00
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#endif /* HAVE_MMX_INLINE */
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2012-08-13 13:11:38 +02:00
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2012-08-28 14:53:33 +02:00
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#if HAVE_MMXEXT_INLINE
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2012-08-28 17:37:54 +02:00
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#undef COMPILE_TEMPLATE_SSSE3
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#undef COMPILE_TEMPLATE_SSE2
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#undef COMPILE_TEMPLATE_MMXEXT
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#define COMPILE_TEMPLATE_MMXEXT 1
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#define COMPILE_TEMPLATE_SSE2 0
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#define COMPILE_TEMPLATE_SSSE3 0
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2012-08-13 13:11:38 +02:00
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#undef RENAME
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#undef RENAMEl
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2012-07-08 19:56:10 +02:00
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#define RENAME(a) a ## _MMXEXT
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#define RENAMEl(a) a ## _mmxext
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2012-08-13 13:11:38 +02:00
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#include "mpegvideoenc_template.c"
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2012-08-28 14:53:33 +02:00
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#endif /* HAVE_MMXEXT_INLINE */
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2012-08-13 13:11:38 +02:00
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2012-08-28 14:53:33 +02:00
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#if HAVE_SSE2_INLINE
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2012-08-28 17:37:54 +02:00
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#undef COMPILE_TEMPLATE_MMXEXT
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#undef COMPILE_TEMPLATE_SSE2
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#undef COMPILE_TEMPLATE_SSSE3
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#define COMPILE_TEMPLATE_MMXEXT 0
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#define COMPILE_TEMPLATE_SSE2 1
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#define COMPILE_TEMPLATE_SSSE3 0
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2012-08-13 13:11:38 +02:00
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#undef RENAME
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#undef RENAMEl
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#define RENAME(a) a ## _SSE2
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#define RENAMEl(a) a ## _sse2
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#include "mpegvideoenc_template.c"
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2012-08-28 14:53:33 +02:00
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#endif /* HAVE_SSE2_INLINE */
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2012-08-13 13:11:38 +02:00
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2012-08-28 14:53:33 +02:00
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#if HAVE_SSSE3_INLINE
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2012-08-28 17:37:54 +02:00
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#undef COMPILE_TEMPLATE_MMXEXT
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#undef COMPILE_TEMPLATE_SSE2
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#undef COMPILE_TEMPLATE_SSSE3
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#define COMPILE_TEMPLATE_MMXEXT 0
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#define COMPILE_TEMPLATE_SSE2 1
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#define COMPILE_TEMPLATE_SSSE3 1
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2012-08-13 13:11:38 +02:00
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#undef RENAME
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#undef RENAMEl
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#define RENAME(a) a ## _SSSE3
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#define RENAMEl(a) a ## _sse2
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#include "mpegvideoenc_template.c"
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2012-08-28 14:53:33 +02:00
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#endif /* HAVE_SSSE3_INLINE */
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2012-08-13 13:11:38 +02:00
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2013-12-20 13:00:22 +01:00
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#if HAVE_INLINE_ASM
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static void denoise_dct_mmx(MpegEncContext *s, int16_t *block){
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const int intra= s->mb_intra;
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int *sum= s->dct_error_sum[intra];
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uint16_t *offset= s->dct_offset[intra];
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s->dct_count[intra]++;
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__asm__ volatile(
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"pxor %%mm7, %%mm7 \n\t"
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"1: \n\t"
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"pxor %%mm0, %%mm0 \n\t"
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"pxor %%mm1, %%mm1 \n\t"
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"movq (%0), %%mm2 \n\t"
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"movq 8(%0), %%mm3 \n\t"
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"pcmpgtw %%mm2, %%mm0 \n\t"
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"pcmpgtw %%mm3, %%mm1 \n\t"
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"pxor %%mm0, %%mm2 \n\t"
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"pxor %%mm1, %%mm3 \n\t"
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"psubw %%mm0, %%mm2 \n\t"
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"psubw %%mm1, %%mm3 \n\t"
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"movq %%mm2, %%mm4 \n\t"
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"movq %%mm3, %%mm5 \n\t"
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"psubusw (%2), %%mm2 \n\t"
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"psubusw 8(%2), %%mm3 \n\t"
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"pxor %%mm0, %%mm2 \n\t"
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"pxor %%mm1, %%mm3 \n\t"
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"psubw %%mm0, %%mm2 \n\t"
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"psubw %%mm1, %%mm3 \n\t"
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"movq %%mm2, (%0) \n\t"
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"movq %%mm3, 8(%0) \n\t"
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"movq %%mm4, %%mm2 \n\t"
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"movq %%mm5, %%mm3 \n\t"
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"punpcklwd %%mm7, %%mm4 \n\t"
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"punpckhwd %%mm7, %%mm2 \n\t"
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"punpcklwd %%mm7, %%mm5 \n\t"
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"punpckhwd %%mm7, %%mm3 \n\t"
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"paddd (%1), %%mm4 \n\t"
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"paddd 8(%1), %%mm2 \n\t"
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"paddd 16(%1), %%mm5 \n\t"
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"paddd 24(%1), %%mm3 \n\t"
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"movq %%mm4, (%1) \n\t"
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"movq %%mm2, 8(%1) \n\t"
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"movq %%mm5, 16(%1) \n\t"
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"movq %%mm3, 24(%1) \n\t"
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"add $16, %0 \n\t"
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"add $32, %1 \n\t"
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"add $16, %2 \n\t"
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"cmp %3, %0 \n\t"
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" jb 1b \n\t"
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: "+r" (block), "+r" (sum), "+r" (offset)
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: "r"(block+64)
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);
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}
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static void denoise_dct_sse2(MpegEncContext *s, int16_t *block){
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const int intra= s->mb_intra;
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int *sum= s->dct_error_sum[intra];
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uint16_t *offset= s->dct_offset[intra];
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s->dct_count[intra]++;
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__asm__ volatile(
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"pxor %%xmm7, %%xmm7 \n\t"
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"1: \n\t"
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"pxor %%xmm0, %%xmm0 \n\t"
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"pxor %%xmm1, %%xmm1 \n\t"
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"movdqa (%0), %%xmm2 \n\t"
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"movdqa 16(%0), %%xmm3 \n\t"
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"pcmpgtw %%xmm2, %%xmm0 \n\t"
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"pcmpgtw %%xmm3, %%xmm1 \n\t"
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"pxor %%xmm0, %%xmm2 \n\t"
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"pxor %%xmm1, %%xmm3 \n\t"
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"psubw %%xmm0, %%xmm2 \n\t"
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"psubw %%xmm1, %%xmm3 \n\t"
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"movdqa %%xmm2, %%xmm4 \n\t"
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"movdqa %%xmm3, %%xmm5 \n\t"
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"psubusw (%2), %%xmm2 \n\t"
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"psubusw 16(%2), %%xmm3 \n\t"
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"pxor %%xmm0, %%xmm2 \n\t"
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"pxor %%xmm1, %%xmm3 \n\t"
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"psubw %%xmm0, %%xmm2 \n\t"
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"psubw %%xmm1, %%xmm3 \n\t"
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"movdqa %%xmm2, (%0) \n\t"
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"movdqa %%xmm3, 16(%0) \n\t"
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"movdqa %%xmm4, %%xmm6 \n\t"
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"movdqa %%xmm5, %%xmm0 \n\t"
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"punpcklwd %%xmm7, %%xmm4 \n\t"
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"punpckhwd %%xmm7, %%xmm6 \n\t"
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"punpcklwd %%xmm7, %%xmm5 \n\t"
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"punpckhwd %%xmm7, %%xmm0 \n\t"
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"paddd (%1), %%xmm4 \n\t"
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"paddd 16(%1), %%xmm6 \n\t"
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"paddd 32(%1), %%xmm5 \n\t"
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"paddd 48(%1), %%xmm0 \n\t"
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"movdqa %%xmm4, (%1) \n\t"
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"movdqa %%xmm6, 16(%1) \n\t"
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"movdqa %%xmm5, 32(%1) \n\t"
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"movdqa %%xmm0, 48(%1) \n\t"
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"add $32, %0 \n\t"
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"add $64, %1 \n\t"
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"add $32, %2 \n\t"
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"cmp %3, %0 \n\t"
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" jb 1b \n\t"
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: "+r" (block), "+r" (sum), "+r" (offset)
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: "r"(block+64)
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XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3",
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"%xmm4", "%xmm5", "%xmm6", "%xmm7")
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);
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}
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#endif /* HAVE_INLINE_ASM */
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2013-02-01 10:31:59 +01:00
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av_cold void ff_MPV_encode_init_x86(MpegEncContext *s)
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2012-08-13 13:11:38 +02:00
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{
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const int dct_algo = s->avctx->dct_algo;
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2013-12-01 05:05:23 +01:00
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int i;
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for (i = 0; i < 64; i++)
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inv_zigzag_direct16[ff_zigzag_direct[i]] = i + 1;
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2012-08-13 13:11:38 +02:00
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if (dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX) {
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2012-08-28 14:53:33 +02:00
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#if HAVE_MMX_INLINE
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2013-07-17 20:19:24 +02:00
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int cpu_flags = av_get_cpu_flags();
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2013-12-20 13:00:22 +01:00
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if (INLINE_MMX(cpu_flags)) {
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2012-08-29 11:14:17 +02:00
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s->dct_quantize = dct_quantize_MMX;
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2013-12-20 13:00:22 +01:00
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s->denoise_dct = denoise_dct_mmx;
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}
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2012-08-29 11:14:17 +02:00
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#endif
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2012-08-28 14:53:33 +02:00
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#if HAVE_MMXEXT_INLINE
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2013-07-17 20:19:24 +02:00
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if (INLINE_MMXEXT(cpu_flags))
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2012-07-08 19:56:10 +02:00
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s->dct_quantize = dct_quantize_MMXEXT;
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2012-08-29 11:14:17 +02:00
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#endif
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2012-08-28 14:53:33 +02:00
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#if HAVE_SSE2_INLINE
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2013-12-20 13:00:22 +01:00
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if (INLINE_SSE2(cpu_flags)) {
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2012-08-29 11:14:17 +02:00
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s->dct_quantize = dct_quantize_SSE2;
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2013-12-20 13:00:22 +01:00
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s->denoise_dct = denoise_dct_sse2;
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}
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2012-08-29 11:14:17 +02:00
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#endif
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2012-08-28 14:53:33 +02:00
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#if HAVE_SSSE3_INLINE
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2013-07-17 20:19:24 +02:00
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if (INLINE_SSSE3(cpu_flags))
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2012-08-13 13:11:38 +02:00
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s->dct_quantize = dct_quantize_SSSE3;
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#endif
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}
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}
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