1 /* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 12 #ifndef DCT_X86_H 13 #define DCT_X86_H 14 15 16 /* Note: 17 * 18 * This platform is commonly built for runtime CPU detection. If you modify 19 * any of the function mappings present in this file, be sure to also update 20 * them in the function pointer initialization code 21 */ 22 #if HAVE_MMX 23 extern prototype_fdct(vp8_short_fdct4x4_mmx); 24 extern prototype_fdct(vp8_short_fdct8x4_mmx); 25 26 #if !CONFIG_RUNTIME_CPU_DETECT 27 #if 0 28 #undef vp8_fdct_short4x4 29 #define vp8_fdct_short4x4 vp8_short_fdct4x4_mmx 30 31 #undef vp8_fdct_short8x4 32 #define vp8_fdct_short8x4 vp8_short_fdct8x4_mmx 33 #endif 34 35 #endif 36 #endif 37 38 39 #if HAVE_SSE2 40 extern prototype_fdct(vp8_short_fdct8x4_wmt); 41 extern prototype_fdct(vp8_short_walsh4x4_sse2); 42 43 extern prototype_fdct(vp8_short_fdct4x4_sse2); 44 45 #if !CONFIG_RUNTIME_CPU_DETECT 46 #if 1 47 /* short SSE2 DCT currently disabled, does not match the MMX version */ 48 #undef vp8_fdct_short4x4 49 #define vp8_fdct_short4x4 vp8_short_fdct4x4_sse2 50 51 #undef vp8_fdct_short8x4 52 #define vp8_fdct_short8x4 vp8_short_fdct8x4_sse2 53 #endif 54 55 #undef vp8_fdct_fast4x4 56 #define vp8_fdct_fast4x4 vp8_short_fdct4x4_sse2 57 58 #undef vp8_fdct_fast8x4 59 #define vp8_fdct_fast8x4 vp8_short_fdct8x4_sse2 60 61 #undef vp8_fdct_walsh_short4x4 62 #define vp8_fdct_walsh_short4x4 vp8_short_walsh4x4_sse2 63 64 #endif 65 66 67 #endif 68 69 #endif 70
