C++ (Cpp) valid_for_imagefilters Examples

Example #1

File: SkSpecialImage.cpp Project: rlugojr/skia

sk_sp<SkSpecialImage> SkSpecialImage::MakeFromRaster(const SkIRect& subset,
        const SkBitmap& bm,
        const SkSurfaceProps* props) {
    SkASSERT(rect_fits(subset, bm.width(), bm.height()));

    if (!bm.pixelRef()) {
        return nullptr;
    }

    const SkBitmap* srcBM = &bm;
    SkBitmap tmpStorage;
    // ImageFilters only handle N32 at the moment, so force our src to be that
    if (!valid_for_imagefilters(bm.info())) {
        if (!bm.copyTo(&tmpStorage, kN32_SkColorType)) {
            return nullptr;
        }
        srcBM = &tmpStorage;
    }
    return sk_make_sp<SkSpecialImage_Raster>(subset, *srcBM, props);
}

Example #2

File: SkSpecialImage.cpp Project: android/platform_external_skia

sk_sp<SkSpecialImage> SkSpecialImage::MakeFromRaster(const SkIRect& subset,
                                                     const SkBitmap& bm,
                                                     const SkSurfaceProps* props) {
    SkASSERT(rect_fits(subset, bm.width(), bm.height()));

    if (!bm.pixelRef()) {
        return nullptr;
    }

    const SkBitmap* srcBM = &bm;
    SkBitmap tmp;
    // ImageFilters only handle N32 at the moment, so force our src to be that
    if (!valid_for_imagefilters(bm.info())) {
        if (!tmp.tryAllocPixels(bm.info().makeColorType(kN32_SkColorType)) ||
            !bm.readPixels(tmp.info(), tmp.getPixels(), tmp.rowBytes(), 0, 0))
        {
            return nullptr;
        }
        srcBM = &tmp;
    }
    return sk_make_sp<SkSpecialImage_Raster>(subset, *srcBM, props);
}