1 /***************************************************************************** 2 * 3 * XVID MPEG-4 VIDEO CODEC 4 * - emms related header - 5 * 6 * Copyright(C) 2002 Michael Militzer <isibaar@xvid.org> 7 * 8 * This program is free software ; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation ; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY ; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program ; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 * 22 * $Id: emms.h 1985 2011-05-18 09:02:35Z Isibaar $ 23 * 24 ****************************************************************************/ 25 26 #ifndef _EMMS_H_ 27 #define _EMMS_H_ 28 29 /***************************************************************************** 30 * emms API 31 ****************************************************************************/ 32 33 typedef void (emmsFunc) (); 34 35 typedef emmsFunc *emmsFuncPtr; 36 37 /* Our global function pointer - defined in emms.c */ 38 extern emmsFuncPtr emms; 39 40 /* Implemented functions */ 41 42 emmsFunc emms_c; 43 44 #if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64) 45 emmsFunc emms_mmx; 46 emmsFunc emms_3dn; 47 #endif 48 49 /***************************************************************************** 50 * Prototypes 51 ****************************************************************************/ 52 53 #if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64) 54 /* cpu_flag detection helper functions */ 55 extern int check_cpu_features(void); 56 extern void sse_os_trigger(void); 57 extern void sse2_os_trigger(void); 58 #endif 59 60 #if defined(ARCH_IS_X86_64) && defined(WIN32) 61 extern void prime_xmm(void *); 62 extern void get_xmm(void *); 63 #endif 64 65 #ifdef ARCH_IS_PPC 66 extern void altivec_trigger(void); 67 #endif 68 69 #endif 70