/*! * \copy *     Copyright (c)  2011-2013, Cisco Systems *     All rights reserved. * *     Redistribution and use in source and binary forms, with or without *     modification, are permitted provided that the following conditions *     are met: * *        * Redistributions of source code must retain the above copyright *          notice, this list of conditions and the following disclaimer. * *        * Redistributions in binary form must reproduce the above copyright *          notice, this list of conditions and the following disclaimer in *          the documentation and/or other materials provided with the *          distribution. * *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE *     POSSIBILITY OF SUCH DAMAGE. * * \file	    :  util.h * * \brief	    :  utils for wels video processor class * * \date        :  2011/01/04 * * \description : * ************************************************************************************* */ #ifndef WELSVP_UTIL_H#define WELSVP_UTIL_H #include <stdio.h>#include <stdlib.h>#include <string.h>#include <stdarg.h>#include <assert.h> #include "typedef.h"#include "memory.h"#include "IWelsVP.h" WELSVP_NAMESPACE_BEGIN #define MAX_WIDTH      (4096)#define MAX_HEIGHT     (2304)//MAX_FS_LEVEL51 (36864); MAX_FS_LEVEL51*256/4096 = 2304 #define MB_WIDTH_LUMA  (16)#define PESN		   (1e-6)	// desired float precision#define AQ_INT_MULTIPLY                   10000000#define AQ_TIME_INT_MULTIPLY                   10000#define AQ_QSTEP_INT_MULTIPLY                   100#define AQ_PESN 10 // (1e-6)*AQ_INT_MULTIPLY #define MB_TYPE_INTRA4x4		0x00000001#define MB_TYPE_INTRA16x16	0x00000002#define MB_TYPE_INTRA_PCM		0x00000004#define MB_TYPE_INTRA			  (MB_TYPE_INTRA4x4 | MB_TYPE_INTRA16x16 | MB_TYPE_INTRA_PCM)#define IS_INTRA(type) ((type)&MB_TYPE_INTRA) #define WELS_MAX(x, y)	((x) > (y) ? (x) : (y))#define WELS_MIN(x, y)	((x) < (y) ? (x) : (y)) #ifndef WELS_SIGN#define WELS_SIGN(a)	((int32_t)(a) >> 31)#endif #ifndef WELS_ABS#define WELS_ABS(a)		((WELS_SIGN(a) ^ (int32_t)(a)) - WELS_SIGN(a))#endif #define WELS_CLAMP(x, minv, maxv)  WELS_MIN(WELS_MAX(x, minv), maxv) #define ALIGNBYTES         (16)       /* Worst case is requiring alignment to an 16 byte boundary */#define WELS_ALIGN(iInput)   ((iInput+(ALIGNMENT-1)) & ~(ALIGNMENT-1))#define WELS_ALIGN2(iInput)  ((iInput+1) & ~1)#define WELS_ALIGN4(iInput)  ((iInput+3) & ~3)#define WELS_ALIGN8(iInput)  ((iInput+7) & ~7) #define WelsCastFromPointer(p)      (reinterpret_cast<intptr_t>(p))#define WelsStaticCast(type, p)  (static_cast<type>(p))#define WelsDynamicCast(type, p) (dynamic_cast<type>(p)) #define GET_METHOD(x)  ((x) & 0xff)          // mask method as the lowest 8bits#define GET_SPECIAL(x) (((x) >> 8) & 0xff)   // mask special flag as 8bits inline EMethods WelsVpGetValidMethod (int32_t a) {  int32_t iMethod = GET_METHOD (a);  return WelsStaticCast (EMethods, WELS_CLAMP (iMethod, METHOD_NULL + 1, METHOD_MASK - 1));}   WELSVP_NAMESPACE_END #endif