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79 lines
2.1 KiB
79 lines
2.1 KiB
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "SkAndroidCodec.h"
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#include "SkBitmap.h"
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#include "SkCanvas.h"
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#include "SkData.h"
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#include "SkSurface.h"
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#include "../includes/memutils.h"
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#include <fstream>
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#include <iostream>
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#define SAMPLE_SIZE 6
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char enable_selective_overload = ENABLE_NONE;
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int decode(sk_sp<SkData> bytes, uint8_t sampleSize) {
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auto codec = SkAndroidCodec::MakeFromData(bytes);
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if (!codec) {
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return EXIT_FAILURE;
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}
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auto size = codec->getSampledDimensions(sampleSize);
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auto info = SkImageInfo::MakeN32Premul(size);
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SkBitmap bm;
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if (!bm.tryAllocPixels(info)) {
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return EXIT_FAILURE;
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}
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SkAndroidCodec::AndroidOptions options;
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options.fSampleSize = sampleSize;
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codec->getAndroidPixels(bm.info(), bm.getPixels(), bm.rowBytes(), &options);
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return EXIT_SUCCESS;
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}
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int main(int argc, char **argv) {
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if (argc != 2) {
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return EXIT_FAILURE;
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}
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std::ifstream inFile(argv[1]);
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if (!inFile) {
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return EXIT_FAILURE;
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}
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inFile.seekg(0, inFile.end);
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size_t size = inFile.tellg();
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if (size < 1) {
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inFile.close();
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return EXIT_FAILURE;
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}
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inFile.seekg(0, inFile.beg);
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uint8_t *data = (uint8_t *)malloc(size);
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if (!data) {
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return EXIT_FAILURE;
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}
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inFile.read(reinterpret_cast<char *>(data), size);
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auto bytes = SkData::MakeWithoutCopy(data, size);
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bytes = SkData::MakeSubset(bytes.get(), 1, size - 1);
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enable_selective_overload = ENABLE_ALL;
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int ret = decode(bytes, SAMPLE_SIZE);
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enable_selective_overload = ENABLE_NONE;
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inFile.close();
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free(data);
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return ret;
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}
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