Fix subtitle not showing on some channels

According to the spec object_vertical_position is not a 16 bit field. First 4 bits are reserved for future use. thx betacentauri
openatv · Sep 4, 2018 · bf93089 · bf93089
1 parent 2a6d47f
commit bf93089
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/dvb/subtitle.cpp b/lib/dvb/subtitle.cpp
@@ -505,7 +505,7 @@ int eDVBSubtitleParser::subtitle_process_segment(uint8_t *segment)
 			object->object_horizontal_position |= *segment++;
 			processed_length += 2;
 
-			object->object_vertical_position  = *segment++ << 8;
+			object->object_vertical_position  = (*segment++ & 0xF) << 8;
 			object->object_vertical_position |= *segment++ ;
 			processed_length += 2;