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Plugins: Support multiple handlers per MIME type for streams

CQTexperiment
Christopher Snowhill 2021-12-22 16:22:49 -08:00
parent 9566a36815
commit 4ff38268ae
1 changed files with 44 additions and 4 deletions
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48
Audio/PluginController.m
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@ -155,7 +155,16 @@ static PluginController *sharedPluginController = nil;
if (decoder && [decoder respondsToSelector:@selector(mimeTypes)]) {
for (id mimeType in [decoder mimeTypes])
{
[decodersByMimeType setObject:className forKey:[mimeType lowercaseString]];
NSString *mimetype = [mimeType lowercaseString];
NSMutableArray *decoders;
if (![decodersByMimeType objectForKey:mimetype])
{
decoders = [[NSMutableArray alloc] init];
[decodersByMimeType setObject:decoders forKey:mimetype];
}
else
decoders = [decodersByMimeType objectForKey:mimetype];
[decoders addObject:className];
}
}
}
@ -202,7 +211,16 @@ static PluginController *sharedPluginController = nil;
if (propertiesReader && [propertiesReader respondsToSelector:@selector(mimeTypes)]) {
for (id mimeType in [propertiesReader mimeTypes])
{
[propertiesReadersByMimeType setObject:className forKey:[mimeType lowercaseString]];
NSString *mimetype = [mimeType lowercaseString];
NSMutableArray *readers;
if (![propertiesReadersByMimeType objectForKey:mimetype])
{
readers = [[NSMutableArray alloc] init];
[propertiesReadersByMimeType setObject:readers forKey:mimetype];
}
else
readers = [propertiesReadersByMimeType objectForKey:mimetype];
[readers addObject:className];
}
}
}
@ -277,7 +295,18 @@ static PluginController *sharedPluginController = nil;
}
}
else {
classString = [decodersByMimeType objectForKey:[[source mimeType] lowercaseString]];
decoders = [decodersByMimeType objectForKey:[[source mimeType] lowercaseString]];
if (decoders) {
if ( [decoders count] > 1 ) {
return [[CogDecoderMulti alloc] initWithDecoders:decoders];
}
else {
classString = [decoders objectAtIndex:0];
}
}
else {
classString = @"SilenceDecoder";
}
}
Class decoder = NSClassFromString(classString);
@ -342,7 +371,18 @@ static PluginController *sharedPluginController = nil;
}
}
else {
classString = [propertiesReadersByMimeType objectForKey:[[source mimeType] lowercaseString]];
readers = [propertiesReadersByMimeType objectForKey:[[source mimeType] lowercaseString]];
if (readers)
{
if ( [readers count] > 1 ) {
properties = [CogPropertiesReaderMulti propertiesForSource:source readers:readers];
if (properties != nil && [properties count])
return properties;
}
else {
classString = [readers objectAtIndex:0];
}
}
}
if (classString)