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137 lines
4.3 KiB
137 lines
4.3 KiB
/****************************************************************************
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Copyright (c) 2021-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "core/assets/ImageAsset.h"
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#include "platform/Image.h"
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#include "base/Log.h"
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namespace cc {
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ImageAsset::~ImageAsset() {
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if (_needFreeData && _data) {
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free(_data);
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}
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}
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void ImageAsset::setNativeAsset(const ccstd::any &obj) {
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if (obj.has_value()) {
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auto **pImage = const_cast<Image **>(ccstd::any_cast<Image *>(&obj));
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if (pImage != nullptr) {
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Image *image = *pImage;
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image->takeData(&_data);
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_needFreeData = true;
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_width = image->getWidth();
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_height = image->getHeight();
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_format = static_cast<PixelFormat>(image->getRenderFormat());
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_url = image->getFilePath();
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_mipmapLevelDataSize = image->getMipmapLevelDataSize();
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} else {
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const auto *imageSource = ccstd::any_cast<IMemoryImageSource>(&obj);
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if (imageSource != nullptr) {
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_arrayBuffer = imageSource->data;
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_data = const_cast<uint8_t *>(_arrayBuffer->getData());
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_width = imageSource->width;
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_height = imageSource->height;
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_format = imageSource->format;
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_mipmapLevelDataSize = imageSource->mipmapLevelDataSize;
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} else {
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CC_LOG_WARNING("ImageAsset::setNativeAsset, unknown type!");
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}
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}
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}
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}
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IntrusivePtr<ImageAsset> ImageAsset::extractMipmap0() {
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auto *res = new ImageAsset;
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res->_data = nullptr;
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res->_needFreeData = false;
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res->_width = _width;
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res->_height = _height;
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res->_format = _format;
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res->_uuid = _uuid;
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res->_data = _data;
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return res;
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}
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std::vector<IntrusivePtr<ImageAsset>> ImageAsset::extractMipmaps() {
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std::vector<IntrusivePtr<ImageAsset>> res{};
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if (!_mipmapLevelDataSize.empty()) {
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size_t offset = 0UL;
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auto height = _height;
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auto width = _width;
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for (auto mipmapSize : _mipmapLevelDataSize) {
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auto *mipmap = new ImageAsset;
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mipmap->_data = _data + offset;
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mipmap->_needFreeData = false;
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mipmap->_width = width;
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mipmap->_height = height;
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mipmap->_format = _format;
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mipmap->_uuid = _uuid;
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offset += mipmapSize;
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width = std::max(width >> 1, 1U);
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height = std::max(height >> 1, 1U);
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res.emplace_back(mipmap);
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}
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} else {
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res.emplace_back(this);
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}
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return res;
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}
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const uint8_t *ImageAsset::getData() const {
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return _data;
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}
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uint32_t ImageAsset::getWidth() const {
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return _width;
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}
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uint32_t ImageAsset::getHeight() const {
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return _height;
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}
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PixelFormat ImageAsset::getFormat() const {
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return _format;
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}
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const std::vector<uint32_t> &ImageAsset::getMipmapLevelDataSize() const {
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return _mipmapLevelDataSize;
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}
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bool ImageAsset::isCompressed() const {
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return (_format >= PixelFormat::RGB_ETC1 && _format <= PixelFormat::RGBA_ASTC_12X12) || (_format >= PixelFormat::RGB_A_PVRTC_2BPPV1 && _format <= PixelFormat::RGBA_ETC1);
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}
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const ccstd::string &ImageAsset::getUrl() const {
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return _url;
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}
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} // namespace cc
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