1e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk/* 2e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * Copyright 2014 The Android Open Source Project 3e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * 4e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * Licensed under the Apache License, Version 2.0 (the "License"); 5e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * you may not use this file except in compliance with the License. 6e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * You may obtain a copy of the License at 7e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * 8e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * http://www.apache.org/licenses/LICENSE-2.0 9e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * 10e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * Unless required by applicable law or agreed to in writing, software 11e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * distributed under the License is distributed on an "AS IS" BASIS, 12e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * See the License for the specific language governing permissions and 14e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk * limitations under the License. 15e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk */ 16e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 17e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk#include <img_utils/EndianUtils.h> 18e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 19e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunknamespace android { 20e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunknamespace img_utils { 21e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 22e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkEndianOutput::EndianOutput(Output* out, Endianness end) 23e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk : mOffset(0), mOutput(out), mEndian(end) {} 24e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 25e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkEndianOutput::~EndianOutput() {} 26e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 27e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::open() { 28e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk mOffset = 0; 29e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return mOutput->open(); 30e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 31e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 32e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::close() { 33e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return mOutput->close(); 34e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 35e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 36e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkvoid EndianOutput::setEndianness(Endianness end) { 37e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk mEndian = end; 38e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 39e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 40e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkuint32_t EndianOutput::getCurrentOffset() const { 41e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return mOffset; 42e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 43e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 44e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkEndianness EndianOutput::getEndianness() const { 45e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return mEndian; 46e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 47e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 48e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::write(const uint8_t* buf, size_t offset, size_t count) { 49e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk status_t res = OK; 50e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk if((res = mOutput->write(buf, offset, count)) == OK) { 51e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk mOffset += count; 52e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk } 53e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return res; 54e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 55e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 56e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::write(const int8_t* buf, size_t offset, size_t count) { 57e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return write(reinterpret_cast<const uint8_t*>(buf), offset, count); 58e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 59e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 60e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk#define DEFINE_WRITE(_type_) \ 61e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::write(const _type_* buf, size_t offset, size_t count) { \ 62e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return writeHelper<_type_>(buf, offset, count); \ 63e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 64e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 65e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(uint16_t) 66e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(int16_t) 67e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(uint32_t) 68e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(int32_t) 69e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(uint64_t) 70e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben BrunkDEFINE_WRITE(int64_t) 71e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 72e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::write(const float* buf, size_t offset, size_t count) { 73e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk assert(sizeof(float) == sizeof(uint32_t)); 74e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return writeHelper<uint32_t>(reinterpret_cast<const uint32_t*>(buf), offset, count); 75e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 76e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 77e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunkstatus_t EndianOutput::write(const double* buf, size_t offset, size_t count) { 78e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk assert(sizeof(double) == sizeof(uint64_t)); 79e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk return writeHelper<uint64_t>(reinterpret_cast<const uint64_t*>(buf), offset, count); 80e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} 81e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk 82e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} /*namespace img_utils*/ 83e507721000647a7d8afe44c63ef7fd04ef8971b1Ruben Brunk} /*namespace android*/ 84