/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this *    list of conditions and the following disclaimer. * * 2. 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 OWNER 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. */ #ifndef DAV1D_COMMON_INTOPS_H#define DAV1D_COMMON_INTOPS_H #include <stdint.h> #include "common/attributes.h"#define imax(a, b) (int)((int)(a) > (int)(b) ? (a) : (b))#define imin(a, b) (int)((int)(a) < (int)(b) ? (a) : (b))#define umax(a, b) (unsigned)((unsigned)(a) > (unsigned)(b) ? (a) : (b))#define umin(a, b) (unsigned)((unsigned)(a) < (unsigned)(b) ? (a) : (b))#define iclip_u8(v) iclip((v), 0, 255)#define apply_sign(v, s) ((int)(s) < 0 ? -(int)(v) : (int)(v))#define apply_sign64(v, s) ((int64_t)(s) < 0 ? -(int)(v) : (int)(v))#define ulog2(v) (int)(31 - clz((unsigned)(v)))#define u64log2(v) (int)(63 - clzll((uint64_t)(v)))#define inv_recenter(r, v) (unsigned)((unsigned)(v) > ((unsigned)(r)<<1) ? (v) : (((v)&1) == 0) ? (((unsigned)(v)>>1) + (unsigned)(r)) : ((unsigned)(r) - (((unsigned)(v)+1)>>1))) static inline int iclip(const int v, const int min, const int max) {    return v < min ? min : v > max ? max : v;} #endif /* DAV1D_COMMON_INTOPS_H */