cog/Sound/BufferChain.m

107 lines
1.9 KiB
Objective-C

//
// BufferChain.m
// CogNew
//
// Created by Zaphod Beeblebrox on 1/4/06.
// Copyright 2006 __MyCompanyName__. All rights reserved.
//
#import "BufferChain.h"
#import "OutputNode.h"
@implementation BufferChain
- (id)initWithController:(id)c
{
self = [super init];
if (self)
{
soundController = c;
playlistEntry = nil;
inputNode = nil;
converterNode = nil;
}
return self;
}
- (void)buildChain
{
[inputNode release];
[converterNode release];
inputNode = [[InputNode alloc] initWithController:self previous:nil];
converterNode = [[ConverterNode alloc] initWithController:self previous:inputNode];
finalNode = converterNode;
}
- (BOOL)open:(PlaylistEntry *)pe
{
[pe retain];
[playlistEntry release];
NSLog(@"THEY ARE THE SAME?!");
playlistEntry = pe;
[self buildChain];
NSLog(@"Filename in bufferchain: %@, %i %i", [pe filename], playlistEntry, pe);
if (![inputNode open:[playlistEntry filename]])
return NO;
[converterNode setupWithInputFormat:(AudioStreamBasicDescription)[inputNode format] outputFormat:[[soundController output] format] ];
return YES;
}
- (void)launchThreads
{
DBLog(@"LAUNCHING THREAD FOR INPUT");
[inputNode launchThread];
DBLog(@"LAUNCHING THREAD FOR CONVERTER");
[converterNode launchThread];
}
- (void)dealloc
{
NSLog(@"Releasing playlistEntry: %i", [playlistEntry retainCount]);
[playlistEntry release];
[inputNode release];
[converterNode release];
[super dealloc];
}
- (void)seek:(double)time
{
NSLog(@"SEEKING IN BUFFERCHIAN");
[inputNode seek:time];
[inputNode resetBuffer];
[converterNode resetBuffer];
}
- (void)endOfInputReached
{
[soundController endOfInputReached:self];
}
- (id)finalNode
{
return finalNode;
}
- (PlaylistEntry *)playlistEntry
{
return playlistEntry;
}
- (void)setShouldContinue:(BOOL)s
{
[inputNode setShouldContinue:s];
[converterNode setShouldContinue:s];
}
@end