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Revision 1874 - (download) (annotate)
Fri Jun 5 07:58:41 2009 UTC (9 years, 9 months ago) by Isibaar
File size: 2895 byte(s)
Patch for Amiga OS4 by Fredrik Wikstrom
/*****************************************************************************
 *
 *  XVID MPEG-4 VIDEO CODEC
 *  - multithreaded Motion Estimation header -
 *
 *  Copyright(C) 2005 Radoslaw Czyz <xvid@syskin.cjb.net>
 *
 *  significant portions derived from x264 project,
 *  original authors: Trax, Gianluigi Tiesi, Eric Petit
 *
 *  This program is free software ; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation ; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program ; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 * $Id: motion_smp.h,v 1.6 2009-06-05 07:58:41 Isibaar Exp $
 *
 ****************************************************************************/

#ifndef SMP_MOTION_H
#define SMP_MOTION_H

#ifdef WIN32

# include <windows.h>
# define pthread_t				HANDLE
# define pthread_create(t,u,f,d) *(t)=CreateThread(NULL,0,f,d,0,NULL)
# define pthread_join(t,s)		{ WaitForSingleObject(t,INFINITE); \
									CloseHandle(t); } 
# define sched_yield()			Sleep(0);
static __inline int pthread_num_processors_np() 
{
	DWORD p_aff, s_aff, r = 0;
	GetProcessAffinityMask(GetCurrentProcess(), (PDWORD_PTR) &p_aff, (PDWORD_PTR) &s_aff);
	for(; p_aff != 0; p_aff>>=1) r += p_aff&1;
	return r;
}

#elif defined(__amigaos4__)

# include <pthread.h>
# include <proto/dos.h>
# define sched_yield() IDOS->Delay(1)

#elif defined(SYS_BEOS)

# include <kernel/OS.h>
# define pthread_t				thread_id
# define pthread_create(t,u,f,d) { *(t)=spawn_thread(f,"",10,d); \
								resume_thread(*(t)); }
# define pthread_join(t,s)		wait_for_thread(t,(long*)s)
# define sched_yield()			snooze(0) /* is this correct? */

#else
# include <pthread.h>
#endif

typedef struct
{
	pthread_t handle;		/* thread's handle */
	const MBParam * pParam;
	const FRAMEINFO * current;
	const FRAMEINFO * reference;
	const IMAGE * pRefH;
	const IMAGE * pRefV;
	const IMAGE * pRefHV;
	const IMAGE * pGMC;
	uint8_t * RefQ;
	int y_step;
	int start_y;
	int * complete_count_self;
	int * complete_count_above;
	
	/* bvop stuff */
	int time_bp, time_pp;
	const MACROBLOCK * f_mbs;
	const IMAGE * pRef;
	const IMAGE * fRef;
	const IMAGE * fRefH;
	const IMAGE * fRefV;
	const IMAGE * fRefHV;

	int MVmax, mvSum, mvCount;		/* out */

	int minfcode, minbcode;
} SMPmotionData;


void MotionEstimateSMP(SMPmotionData * h);
void SMPMotionEstimationBVOP(SMPmotionData * h);

#endif /* SMP_MOTION_H */

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