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Lines Matching refs:sampler

284     SkScaledBitmapSampler sampler(origWidth, origHeight, sampleSize);
290     if (reuseBitmap && (sampler.scaledWidth() != decodedBitmap->width() ||
291             sampler.scaledHeight() != decodedBitmap->height())) {
297         decodedBitmap->setConfig(config, sampler.scaledWidth(),
298                                  sampler.scaledHeight(), 0);
372         if (!sampler.begin(decodedBitmap, sc, doDither, ctLock.colors())) {
391             base += sampler.srcY0() * rb;
393                 reallyHasAlpha |= sampler.next(base);
394                 base += sampler.srcDY() * rb;
399             skip_src_rows(png_ptr, srcRow, sampler.srcY0());
404                 reallyHasAlpha |= sampler.next(srcRow);
406                     skip_src_rows(png_ptr, srcRow, sampler.srcDY() - 1);
411             png_uint_32 read = (height - 1) * sampler.srcDY() +
412                                sampler.srcY0() + 1;
651     SkScaledBitmapSampler sampler(origWidth, rect.height(), sampleSize);
656     decodedBitmap->setConfig(config, sampler.scaledWidth(),
657                              sampler.scaledHeight(), 0);
746         if (!sampler.begin(decodedBitmap, sc, doDither, ctLock.colors())) {
770             base += sampler.srcY0() * rb;
772                 reallyHasAlpha |= sampler.next(base);
773                 base += sampler.srcDY() * rb;
780             skip_src_rows(png_ptr, srcRow, sampler.srcY0());
789                 reallyHasAlpha |= sampler.next(srcRow);
791                     skip_src_rows(png_ptr, srcRow, sampler.srcDY() - 1);