|  | {{header}} | 
|  | {{object 1 0}} << | 
|  | /Type /Catalog | 
|  | /Pages 2 0 R | 
|  | >> | 
|  | endobj | 
|  | {{object 2 0}} << | 
|  | /Type /Pages | 
|  | /Count 1 | 
|  | /Kids [3 0 R] | 
|  | >> | 
|  | endobj | 
|  |  | 
|  | % A page with scaled copies of a masked image. Any scaled image with an area | 
|  | % less than 8 times the stencil mask's original area (64x64 * 8 = 32,768) forces | 
|  | % bilinear interpolation of the stencil mask, which triggers the bug. | 
|  | {{object 3 0}} << | 
|  | /Type /Page | 
|  | /Parent 2 0 R | 
|  | /Contents 4 0 R | 
|  | /MediaBox [0 0 432 288] | 
|  | /Resources << | 
|  | /XObject << | 
|  | /Masked 5 0 R | 
|  | >> | 
|  | >> | 
|  | >> | 
|  | endobj | 
|  | {{object 4 0}} << | 
|  | {{streamlen}} | 
|  | >> | 
|  | stream | 
|  |  | 
|  | % 32x32 image has an area of 1,024, so it is interpolated. | 
|  | q | 
|  | 32 0 0 32 64 240 cm | 
|  | /Masked Do | 
|  | Q | 
|  |  | 
|  | % 64x64 image has an area of 4,096, so it is interpolated. | 
|  | q | 
|  | 64 0 0 64 48 160 cm | 
|  | /Masked Do | 
|  | Q | 
|  |  | 
|  | % 128x128 image has an area of 16,384, so it is interpolated. | 
|  | q | 
|  | 128 0 0 128 16 16 cm | 
|  | /Masked Do | 
|  | Q | 
|  |  | 
|  | % 256x256 image has an area of 65,536, so it is not interpolated. | 
|  | q | 
|  | 256 0 0 256 160 16 cm | 
|  | /Masked Do | 
|  | Q | 
|  |  | 
|  | endstream | 
|  | endobj | 
|  |  | 
|  | % A 3x3 base image with a stencil mask. | 
|  | {{object 5 0}} << | 
|  | /Subtype /Image | 
|  | /BitsPerComponent 8 | 
|  | /ColorSpace /DeviceRGB | 
|  | /Filter /ASCIIHexDecode | 
|  | /Height 3 | 
|  | /Mask 6 0 R | 
|  | /Width 3 | 
|  | {{streamlen}} | 
|  | >> | 
|  | stream | 
|  | B8C3E9 7793DB C3CEEF | 
|  | 8CADF2 1B74E8 BFD5FB | 
|  | C2D3FA 9FBDF8 D9E5FC | 
|  | endstream | 
|  | endobj | 
|  |  | 
|  | % A 64x64 stencil mask with horizontal and vertical lines. | 
|  | {{object 6 0}} << | 
|  | /Subtype /Image | 
|  | /BitsPerComponent 1 | 
|  | /Filter [/ASCIIHexDecode /FlateDecode] | 
|  | /Height 64 | 
|  | /ImageMask true | 
|  | /Width 64 | 
|  | {{streamlen}} | 
|  | >> | 
|  | stream | 
|  | 78DA63608080FAFF10E000E5C3687FA8388CF6818A63D0500330E802A83C41BA1EAA9E105D03554F | 
|  | 36CD0C35876CFA0FD41CDAD3F2FF694D03002512CA0A | 
|  | endstream | 
|  | endobj | 
|  |  | 
|  | {{xref}} | 
|  | {{trailer}} | 
|  | {{startxref}} | 
|  | %%EOF |