465     int dstWidth = opts.fSubset ? opts.fSubset->width() : dstInfo.width();  in readRows()
529     if (options.fSubset) {  in onGetPixels()
600     if (options.fSubset) {  in initializeSwizzler()
604         SkASSERT(!fSwizzlerSubset.isEmpty() && fSwizzlerSubset.x() <= options.fSubset->x() &&  in initializeSwizzler()
605                 fSwizzlerSubset.width() == options.fSubset->width());  in initializeSwizzler()
606         swizzlerOptions.fSubset = &fSwizzlerSubset;  in initializeSwizzler()
677     if (options.fSubset) {  in onStartScanlineDecode()
678         uint32_t startX = options.fSubset->x();  in onStartScanlineDecode()
679         uint32_t width = options.fSubset->width();  in onStartScanlineDecode()
688         SkASSERT(startX <= (uint32_t) options.fSubset->x());  in onStartScanlineDecode()
689         SkASSERT(width >= (uint32_t) options.fSubset->width());  in onStartScanlineDecode()
690         SkASSERT(startX + width >= (uint32_t) options.fSubset->right());  in onStartScanlineDecode()
703         fSwizzlerSubset.setXYWH(options.fSubset->x() - startX, 0,  in onStartScanlineDecode()
704                 options.fSubset->width(), options.fSubset->height());  in onStartScanlineDecode()
708         if (startX != (uint32_t) options.fSubset->x() ||  in onStartScanlineDecode()
709                 width != (uint32_t) options.fSubset->width()) {  in onStartScanlineDecode()