Eunchurn Park 4ef35afb4d feat(xtc): add XTCH format support (2-bit grayscale) ... - Add XTCH container format support (.xtch extension) - Add XTH page format with two bit-plane, column-major storage - Update XtcParser to handle both XTC/XTCH magic and XTG/XTH pages - Update XtcReaderActivity for XTH column-major rendering - Update cover BMP generation for 2-bit grayscale - Add README with format documentation XTH format details: - Two bit planes stored sequentially (Bit1, then Bit2) - Column-major order, scanned right to left - 8 vertical pixels per byte (MSB = topmost) - Grayscale: 0=White, 1=Dark Grey, 2=Light Grey, 3=Black		2025-12-28 12:40:34 +09:00
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XtcParser.cpp	feat(xtc): add XTCH format support (2-bit grayscale)	2025-12-28 12:40:34 +09:00
XtcParser.h	feat(xtc): add XTCH format support (2-bit grayscale)	2025-12-28 12:40:34 +09:00
XtcTypes.h	feat(xtc): add XTCH format support (2-bit grayscale)	2025-12-28 12:40:34 +09:00