Added new debug methods, and refactored the ReaderBase and WriterBase to better utilize the base class constructor. Also fixed some FFMpegReader issues related to seeking and determining when frames are actually ready.

src/ImageReader.cpp

@@ -31,9 +31,6 @@ using namespace openshot;
 
 ImageReader::ImageReader(string path) throw(InvalidFile) : path(path), is_open(false)
 {
-	// Init FileInfo struct (clear all values)
-	InitFileInfo();
-
 	// Open and Close the reader, to populate it's attributes (such as height, width, etc...)
 	Open();
 	Close();