135                                int copyHeight, const GifImageDesc& imageDesc, int rowStep,  in copyInterlaceGroup()  argument
140     for (row = startRow; row < copyHeight; row += rowStep) {  in copyInterlaceGroup()
160     GifWord copyHeight = frame->ImageDesc.Height;  in blitInterlace()  local
161     if (frame->ImageDesc.Top + copyHeight > height) {  in blitInterlace()
162         copyHeight = height - frame->ImageDesc.Top;  in blitInterlace()
169     copyInterlaceGroup(bm, src, cmap, transparent, copyWidth, copyHeight, frame->ImageDesc, 8, 0);  in blitInterlace()
172     copyInterlaceGroup(bm, src, cmap, transparent, copyWidth, copyHeight, frame->ImageDesc, 8, 4);  in blitInterlace()
175     copyInterlaceGroup(bm, src, cmap, transparent, copyWidth, copyHeight, frame->ImageDesc, 4, 2);  in blitInterlace()
177     copyInterlaceGroup(bm, src, cmap, transparent, copyWidth, copyHeight, frame->ImageDesc, 2, 1);  in blitInterlace()
193     GifWord copyHeight = frame->ImageDesc.Height;  in blitNormal()  local
194     if (frame->ImageDesc.Top + copyHeight > height) {  in blitNormal()
195         copyHeight = height - frame->ImageDesc.Top;  in blitNormal()
198     for (; copyHeight > 0; copyHeight--) {  in blitNormal()
216     GifWord copyHeight = height;  in fillRect()  local
217     if (top + copyHeight > bmHeight) {  in fillRect()
218         copyHeight = bmHeight - top;  in fillRect()
221     for (; copyHeight > 0; copyHeight--) {  in fillRect()