rsCppUtils.h revision 44bef6fba6244292b751387f3d6c31cca96c28ad
1f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams/* 2f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * Copyright (C) 2013 The Android Open Source Project 3f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * 4f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * Licensed under the Apache License, Version 2.0 (the "License"); 5f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * you may not use this file except in compliance with the License. 6f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * You may obtain a copy of the License at 7f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * 8f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * http://www.apache.org/licenses/LICENSE-2.0 9f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * 10f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * Unless required by applicable law or agreed to in writing, software 11f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * distributed under the License is distributed on an "AS IS" BASIS, 12f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * See the License for the specific language governing permissions and 14f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams * limitations under the License. 15f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams */ 16f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 17f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#ifndef ANDROID_RS_CPP_UTILS_H 18f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#define ANDROID_RS_CPP_UTILS_H 19f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 20b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB) 21f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <utils/Log.h> 22f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <cutils/atomic.h> 23f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#endif 24f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 25f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <stdint.h> 26f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 27f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <stdlib.h> 28f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <pthread.h> 29f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <time.h> 30f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 31f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <math.h> 32f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 33b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#ifdef RS_COMPATIBILITY_LIB 34b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#include <android/log.h> 35b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#endif 36b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 37b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#if defined(RS_SERVER) || defined(RS_COMPATIBILITY_LIB) 38f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 39fa85e9143c6f6a227c67bab5f08ff86194abdf2aTim Murray#define ATRACE_TAG 40fa85e9143c6f6a227c67bab5f08ff86194abdf2aTim Murray#define ATRACE_CALL(...) 41fa85e9143c6f6a227c67bab5f08ff86194abdf2aTim Murray 42f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <string> 43f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <vector> 44f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#include <algorithm> 45f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 46b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#define ALOGE(...) \ 47b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__); 48b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#define ALOGW(...) \ 49b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__); 50b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#define ALOGD(...) \ 51b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__); 52b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#define ALOGV(...) \ 53b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines __android_log_print(ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__); 54b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 55b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hinestypedef int64_t nsecs_t; // nano-seconds 56b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 57b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hinesenum { 58b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines SYSTEM_TIME_REALTIME = 0, // system-wide realtime clock 59b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines SYSTEM_TIME_MONOTONIC = 1, // monotonic time since unspecified starting point 60b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines SYSTEM_TIME_PROCESS = 2, // high-resolution per-process clock 61b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines SYSTEM_TIME_THREAD = 3, // high-resolution per-thread clock 62b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines}; 63b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 64b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hinesstatic inline nsecs_t systemTime(int clock) 65b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines{ 66b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#if defined(HAVE_POSIX_CLOCKS) 67b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines static const clockid_t clocks[] = { 68b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines CLOCK_REALTIME, 69b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines CLOCK_MONOTONIC, 70b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines CLOCK_PROCESS_CPUTIME_ID, 7143cfc0cbe6e6e8f585a0ae5f1d9cc2859ab1dda7Stephen Hines CLOCK_THREAD_CPUTIME_ID 72b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines }; 73b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines struct timespec t; 74b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines t.tv_sec = t.tv_nsec = 0; 75b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines clock_gettime(clocks[clock], &t); 76b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines return nsecs_t(t.tv_sec)*1000000000LL + t.tv_nsec; 77b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#else 78b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines // we don't support the clocks here. 79b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines struct timeval t; 80b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines t.tv_sec = t.tv_usec = 0; 8144bef6fba6244292b751387f3d6c31cca96c28adChris Wailes gettimeofday(&t, nullptr); 82b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines return nsecs_t(t.tv_sec)*1000000000LL + nsecs_t(t.tv_usec)*1000LL; 83b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#endif 84b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines} 85b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 86b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hinesstatic inline nsecs_t nanoseconds_to_milliseconds(nsecs_t secs) 87b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines{ 88b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines return secs/1000000; 89b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines} 90b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 91b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines 92b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#endif // RS_SERVER || RS_COMPATIBILITY_LIB 93f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 94f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsnamespace android { 95f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsnamespace renderscript { 96f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 97f313dc32d5ea68a7c48fb4ec6e131ec2fb97ce2dJason Samsconst char * rsuCopyString(const char *name); 98f313dc32d5ea68a7c48fb4ec6e131ec2fb97ce2dJason Samsconst char * rsuCopyString(const char *name, size_t len); 99f313dc32d5ea68a7c48fb4ec6e131ec2fb97ce2dJason Sams 100f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#if 1 101f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#define rsAssert(v) do {if(!(v)) ALOGE("rsAssert failed: %s, in %s at %i", #v, __FILE__, __LINE__);} while (0) 102f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#else 103f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#define rsAssert(v) while (0) 104f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#endif 105f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 106f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 107f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsMin(T in1, T in2) 108f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams{ 109f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if (in1 > in2) { 110f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return in2; 111f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 112f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return in1; 113f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 114f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 115f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 116f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsMax(T in1, T in2) { 117f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if (in1 < in2) { 118f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return in2; 119f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 120f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return in1; 121f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 122f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 123f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 124f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsFindHighBit(T val) { 125f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t bit = 0; 126f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams while (val > 1) { 127f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams bit++; 128f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams val>>=1; 129f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 130f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return bit; 131f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 132f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 133f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 134f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsbool rsIsPow2(T val) { 135f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return (val & (val-1)) == 0; 136f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 137f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 138f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 139f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsHigherPow2(T v) { 140f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if (rsIsPow2(v)) { 141f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return v; 142f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 143f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return 1 << (rsFindHighBit(v) + 1); 144f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 145f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 146f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 147f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsLowerPow2(T v) { 148f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if (rsIsPow2(v)) { 149f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return v; 150f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 151f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return 1 << rsFindHighBit(v); 152f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 153f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 154f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samstemplate<typename T> 155f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason SamsT rsRound(T v, unsigned int r) { 156f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams // Only valid for rounding up to powers of 2. 157f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if ((r & (r - 1)) != 0) { 158f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams rsAssert(false && "Must be power of 2 for rounding up"); 159f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return v; 160f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 161f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams T res = v + (r - 1); 162f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams if (res < v) { 163f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams rsAssert(false && "Overflow of rounding operation"); 164f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return v; 165f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams } 166f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams res &= ~(r - 1); 167f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return res; 168f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 169f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 170f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsstatic inline uint16_t rs888to565(uint32_t r, uint32_t g, uint32_t b) { 171f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint16_t t = 0; 172f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams t |= b >> 3; 173f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams t |= (g >> 2) << 5; 174f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams t |= (r >> 3) << 11; 175f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return t; 176f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 177f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 178f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsstatic inline uint16_t rsBoxFilter565(uint16_t i1, uint16_t i2, uint16_t i3, uint16_t i4) { 179f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t r = ((i1 & 0x1f) + (i2 & 0x1f) + (i3 & 0x1f) + (i4 & 0x1f)); 180f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t g = ((i1 >> 5) & 0x3f) + ((i2 >> 5) & 0x3f) + ((i3 >> 5) & 0x3f) + ((i4 >> 5) & 0x3f); 181f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t b = ((i1 >> 11) + (i2 >> 11) + (i3 >> 11) + (i4 >> 11)); 182f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return (r >> 2) | ((g >> 2) << 5) | ((b >> 2) << 11); 183f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 184f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 185f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Samsstatic inline uint32_t rsBoxFilter8888(uint32_t i1, uint32_t i2, uint32_t i3, uint32_t i4) { 186f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t r = (i1 & 0xff) + (i2 & 0xff) + (i3 & 0xff) + (i4 & 0xff); 187f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t g = ((i1 >> 8) & 0xff) + ((i2 >> 8) & 0xff) + ((i3 >> 8) & 0xff) + ((i4 >> 8) & 0xff); 188f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t b = ((i1 >> 16) & 0xff) + ((i2 >> 16) & 0xff) + ((i3 >> 16) & 0xff) + ((i4 >> 16) & 0xff); 189f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams uint32_t a = ((i1 >> 24) & 0xff) + ((i2 >> 24) & 0xff) + ((i3 >> 24) & 0xff) + ((i4 >> 24) & 0xff); 190f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams return (r >> 2) | ((g >> 2) << 8) | ((b >> 2) << 16) | ((a >> 2) << 24); 191f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 192f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 193f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 194f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams} 195f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams 196f9e077a531c6a83e978d55f427b5d8ff6d2c943fJason Sams#endif //ANDROID_RS_OBJECT_BASE_H 197