pdf-document-processor

Is your feature request related to a problem? Please describe.
The problem is inefficiency when simply looking for a single operand and then stopping processing.
For example, if only looking for a single colored pixel in a page.

Describe the solution you'd like
It would make sense to be able to set a stop flag on the processor and return out of the handler, which would cause the proc

Looks like the function below returns bytes with value 1 instead of 255 which produces near black png. for all other type of filters it works fine.

Filter: FlateDecode
ColorSpace: DeviceGray
BitsPerComponent: 1

public static byte[] Convert(ColorSpaceDetails details, IReadOnlyList decoded, int bitsPerComponent, int imageWidth, int imageHeight);