Method makeAndroidBitmap

syncthingmodel/syncthingicons.cpp:455–487

}

QJniObject IconManager::makeAndroidBitmap(const QImage &img)
{
    auto size = img.size();
    if (size.width() < 1 || size.height() < 1) {
        return QJniObject();
    }
    auto image = img.format() == QImage::Format_RGBA8888 ? img : img.convertToFormat(QImage::Format_RGBA8888);
    auto bitmap = createBitmap(size);
    auto env = QJniEnvironment();
    auto jniEnv = env.jniEnv();
    auto info = AndroidBitmapInfo();
    if (AndroidBitmap_getInfo(jniEnv, bitmap.object(), &info) != ANDROID_BITMAP_RESULT_SUCCESS || info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) {
        return QJniObject();
    }
    void *pixels;
    if (AndroidBitmap_lockPixels(jniEnv, bitmap.object(), &pixels) != ANDROID_BITMAP_RESULT_SUCCESS) {
        return QJniObject();
    }
    if (info.stride == static_cast<std::uint32_t>(image.bytesPerLine())) {
        std::memcpy(pixels, image.constBits(), info.stride * info.height);
    } else {
        auto *bmpPtr = static_cast<uchar *>(pixels);
        const auto width = std::min(info.width, static_cast<uint>(image.width()));
        const auto height = std::min(info.height, static_cast<uint>(image.height()));
        for (unsigned y = 0; y < height; y++, bmpPtr += info.stride) {
            std::memcpy(bmpPtr, image.constScanLine(y), width);
        }
    }
    if (AndroidBitmap_unlockPixels(jniEnv, bitmap.object()) != ANDROID_BITMAP_RESULT_SUCCESS) {
        return QJniObject();
    }
    return bitmap;
}
#endif

QString aboutDialogAttribution()