Fix all PAL-M references to PAL_M as per the SQLite schema

Author: Simon Inns

src/ld-export-decode-metadata/exportmetadata.cpp

@@ -71,7 +71,7 @@ static constexpr VideoSystemDefaults ntscDefaults {
 
 static constexpr VideoSystemDefaults palMDefaults {
     ExportMetaData::PAL_M,
-    "PAL-M",
+    "PAL_M",
     5.0e6 * (63.0 / 88.0) * (909.0 / 910.0),
     ntscDefaults.minActiveFrameLine,
     ntscDefaults.firstActiveFieldLine, ntscDefaults.lastActiveFieldLine,

src/ld-json-converter/lddecodemetadata.cpp

@@ -72,7 +72,7 @@ static constexpr VideoSystemDefaults ntscDefaults {
 
 static constexpr VideoSystemDefaults palMDefaults {
     PAL_M,
-    "PAL-M",
+    "PAL_M",
     5.0e6 * (63.0 / 88.0) * (909.0 / 910.0),
     ntscDefaults.minActiveFrameLine,
     ntscDefaults.firstActiveFieldLine, ntscDefaults.lastActiveFieldLine,

src/library/tbc/lddecodemetadata.cpp

@@ -61,7 +61,7 @@ static constexpr VideoSystemDefaults ntscDefaults {
 
 static constexpr VideoSystemDefaults palMDefaults {
     PAL_M,
-    "PAL-M",
+    "PAL_M",
     5.0e6 * (63.0 / 88.0) * (909.0 / 910.0),
     ntscDefaults.minActiveFrameLine,
     ntscDefaults.firstActiveFieldLine, ntscDefaults.lastActiveFieldLine,

src/library/tbc/testmetadata/testmetadata.cpp

@@ -45,7 +45,7 @@ void testVideoSystem() {
     b = parseVideoSystemName("NTSC", system);
     assert(b);
     assert(system == NTSC);
-    b = parseVideoSystemName("PAL-M", system);
+    b = parseVideoSystemName("PAL_M", system);
     assert(b);
     assert(system == PAL_M);
     b = parseVideoSystemName("", system);