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yuzu: Save multiple resolutions per icon
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b28b05e2aa
commit
6b10f04322
@ -63,25 +63,15 @@ bool SaveIconToFile(const std::string_view path, const QImage& image) {
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};
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};
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#pragma pack(pop)
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#pragma pack(pop)
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QImage source_image = image.convertToFormat(QImage::Format_RGB32);
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const QImage source_image = image.convertToFormat(QImage::Format_RGB32);
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constexpr std::array<int, 7> scale_sizes{256, 128, 64, 48, 32, 24, 16};
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constexpr int bytes_per_pixel = 4;
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constexpr int bytes_per_pixel = 4;
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const int image_size = source_image.width() * source_image.height() * bytes_per_pixel;
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BITMAPINFOHEADER info_header{};
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const IconDir icon_dir{
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info_header.biSize = sizeof(BITMAPINFOHEADER), info_header.biWidth = source_image.width(),
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.id_reserved = 0,
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info_header.biHeight = source_image.height() * 2, info_header.biPlanes = 1,
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.id_type = 1,
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info_header.biBitCount = bytes_per_pixel * 8, info_header.biCompression = BI_RGB;
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.id_count = static_cast<WORD>(scale_sizes.size()),
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};
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const IconDir icon_dir{.id_reserved = 0, .id_type = 1, .id_count = 1};
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const IconDirEntry icon_entry{.width = static_cast<BYTE>(source_image.width()),
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.height = static_cast<BYTE>(source_image.height() * 2),
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.color_count = 0,
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.reserved = 0,
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.planes = 1,
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.bit_count = bytes_per_pixel * 8,
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.bytes_in_res =
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static_cast<DWORD>(sizeof(BITMAPINFOHEADER) + image_size),
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.image_offset = sizeof(IconDir) + sizeof(IconDirEntry)};
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Common::FS::IOFile icon_file(path, Common::FS::FileAccessMode::Write,
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Common::FS::IOFile icon_file(path, Common::FS::FileAccessMode::Write,
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Common::FS::FileType::BinaryFile);
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Common::FS::FileType::BinaryFile);
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@ -92,21 +82,56 @@ bool SaveIconToFile(const std::string_view path, const QImage& image) {
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if (!icon_file.Write(icon_dir)) {
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if (!icon_file.Write(icon_dir)) {
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return false;
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return false;
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}
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}
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std::size_t image_offset = sizeof(IconDir) + (sizeof(IconDirEntry) * scale_sizes.size());
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for (std::size_t i = 0; i < scale_sizes.size(); i++) {
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const int image_size = scale_sizes[i] * scale_sizes[i] * bytes_per_pixel;
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const IconDirEntry icon_entry{
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.width = static_cast<BYTE>(scale_sizes[i]),
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.height = static_cast<BYTE>(scale_sizes[i]),
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.color_count = 0,
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.reserved = 0,
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.planes = 1,
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.bit_count = bytes_per_pixel * 8,
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.bytes_in_res = static_cast<DWORD>(sizeof(BITMAPINFOHEADER) + image_size),
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.image_offset = static_cast<DWORD>(image_offset),
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};
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image_offset += icon_entry.bytes_in_res;
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if (!icon_file.Write(icon_entry)) {
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if (!icon_file.Write(icon_entry)) {
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return false;
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return false;
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}
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}
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}
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for (std::size_t i = 0; i < scale_sizes.size(); i++) {
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const QImage scaled_image = source_image.scaled(
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scale_sizes[i], scale_sizes[i], Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
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const BITMAPINFOHEADER info_header{
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.biSize = sizeof(BITMAPINFOHEADER),
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.biWidth = scaled_image.width(),
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.biHeight = scaled_image.height() * 2,
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.biPlanes = 1,
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.biBitCount = bytes_per_pixel * 8,
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.biCompression = BI_RGB,
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.biSizeImage{},
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.biXPelsPerMeter{},
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.biYPelsPerMeter{},
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.biClrUsed{},
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.biClrImportant{},
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};
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if (!icon_file.Write(info_header)) {
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if (!icon_file.Write(info_header)) {
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return false;
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return false;
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}
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}
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for (int y = 0; y < image.height(); y++) {
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for (int y = 0; y < scaled_image.height(); y++) {
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const auto* line = source_image.scanLine(source_image.height() - 1 - y);
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const auto* line = scaled_image.scanLine(scaled_image.height() - 1 - y);
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std::vector<u8> line_data(source_image.width() * bytes_per_pixel);
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std::vector<u8> line_data(scaled_image.width() * bytes_per_pixel);
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std::memcpy(line_data.data(), line, line_data.size());
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std::memcpy(line_data.data(), line, line_data.size());
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if (!icon_file.Write(line_data)) {
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if (!icon_file.Write(line_data)) {
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return false;
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return false;
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}
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}
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}
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}
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}
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icon_file.Close();
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icon_file.Close();
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return true;
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return true;
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