fix for cine

DigitalHolography · Feb 17, 2025 · 18e0e16 · 18e0e16
1 parent d8b66c0
commit 18e0e16
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/New Folder/unpack_u12_u10.m b/New Folder/unpack_u12_u10.m
@@ -0,0 +1,23 @@
+function unpacked_frame = unpack_u12_u10(bi_compression, packed_frame, unpacked_frame_zeros)
+%u12 unpack
+if bi_compression == 1024
+    unpacked_frame_zeros(1:2:end) = bitor(bitshift(packed_frame(1:3:end), 8), bitand(packed_frame(2:3:end), 240)); %0xF0 = 240
+    unpacked_frame_zeros(2:2:end) = bitor(bitshift(bitand(packed_frame(2:3:end), 15), 12), bitshift(packed_frame(3:3:end), 4)); %0x0F = 15
+%u10 unpack
+elseif bi_compression == 256 
+    unpacked_frame_zeros(1:4:end) = bitor(bitshift(packed_frame(1:5:end), 8), bitand(packed_frame(2:5:end), 192)); %0xC0 = 192
+    unpacked_frame_zeros(2:4:end) = bitor(bitshift(bitand(packed_frame(2:5:end), 63), 10), bitshift(bitand(packed_frame(3:5:end), 240), 2)); %0x3F = 63 / 0xF0 = 240
+    unpacked_frame_zeros(3:4:end) = bitor(bitshift(bitand(packed_frame(3:5:end), 15), 12), bitshift(bitand(packed_frame(4:5:end), 252), 4)); %0x0F = 15 / 0xFC = 252
+    unpacked_frame_zeros(4:4:end) = bitor(bitshift(bitand(packed_frame(4:5:end), 3), 14), bitshift(packed_frame(5:5:end), 6)); %0x03 = 3
+end
+
+% other way to unpack u10  
+% elseif bi_compression == 256 
+%     unpacked_frame_zeros(1:4:end) = bitor(bitshift(packed_frame(1:5:end), 2), bitshift(packed_frame(2:5:end), -6));   
+%     unpacked_frame_zeros(2:4:end) = bitor(bitshift(bitand(packed_frame(2:5:end), 63), 4), bitshift(packed_frame(3:5:end), -4)); 
+%     unpacked_frame_zeros(3:4:end) = bitor(bitshift(bitand(packed_frame(3:5:end), 15), 6), bitshift(packed_frame(4:5:end), -2)); 
+%     unpacked_frame_zeros(4:4:end) = bitor(bitshift(bitand(packed_frame(4:5:end), 3), 8), packed_frame(5:5:end)); 
+% end
+
+unpacked_frame = unpacked_frame_zeros; 
+end