vpx/vp8/encoder/x86/dct_x86.h

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2010-05-18 17:58:33 +02:00
/*
* Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
2010-05-18 17:58:33 +02:00
*/
#ifndef DCT_X86_H
#define DCT_X86_H
/* Note:
*
* This platform is commonly built for runtime CPU detection. If you modify
* any of the function mappings present in this file, be sure to also update
* them in the function pointer initialization code
*/
#if HAVE_MMX
extern prototype_fdct(vp8_short_fdct4x4_mmx);
extern prototype_fdct(vp8_short_fdct8x4_mmx);
extern prototype_fdct(vp8_fast_fdct4x4_mmx);
extern prototype_fdct(vp8_fast_fdct8x4_mmx);
#if !CONFIG_RUNTIME_CPU_DETECT
#undef vp8_fdct_short4x4
#define vp8_fdct_short4x4 vp8_short_fdct4x4_mmx
#undef vp8_fdct_short8x4
#define vp8_fdct_short8x4 vp8_short_fdct8x4_mmx
#undef vp8_fdct_fast4x4
#define vp8_fdct_fast4x4 vp8_fast_fdct4x4_mmx
#undef vp8_fdct_fast8x4
#define vp8_fdct_fast8x4 vp8_fast_fdct8x4_mmx
#endif
#endif
#if HAVE_SSE2
extern prototype_fdct(vp8_short_fdct4x4_wmt);
extern prototype_fdct(vp8_short_fdct8x4_wmt);
extern prototype_fdct(vp8_fast_fdct8x4_wmt);
extern prototype_fdct(vp8_short_walsh4x4_sse2);
#if !CONFIG_RUNTIME_CPU_DETECT
#if 0
/* short SSE2 DCT currently disabled, does not match the MMX version */
#undef vp8_fdct_short4x4
#define vp8_fdct_short4x4 vp8_short_fdct4x4_wmt
#undef vp8_fdct_short8x4
#define vp8_fdct_short8x4 vp8_short_fdct8x4_wmt
#endif
#undef vp8_fdct_fast8x4
#define vp8_fdct_fast8x4 vp8_fast_fdct8x4_wmt
#undef vp8_fdct_walsh_short4x4
#define vp8_fdct_walsh_short4x4 vp8_short_walsh4x4_sse2
#endif
#endif
#endif