cog/Sound/SoundFile/MonkeysFile.mm

84 lines
1.6 KiB
Plaintext
Raw Normal View History

2005-06-02 18:16:43 +00:00
//
// MonkeysFile.m
// zyVorbis
//
// Created by Vincent Spader on 1/30/05.
2005-07-02 21:02:06 +00:00
// Copyright 2005 Vincent Spader All rights reserved.
2005-06-02 18:16:43 +00:00
//
#import "MonkeysFile.h"
#import "MAC/ApeInfo.h"
2006-04-17 02:18:09 +00:00
#import "MAC/CharacterHelper.h"
2005-06-02 18:16:43 +00:00
@implementation MonkeysFile
- (BOOL)open:(const char *)filename
{
int n;
2006-04-17 02:18:09 +00:00
str_utf16 *chars = NULL;
chars = GetUTF16FromUTF8((const unsigned char *)filename);
if(chars == NULL)
return NO;
2005-06-02 18:16:43 +00:00
2006-04-17 02:18:09 +00:00
decompress = CreateIAPEDecompress(chars, &n);
free(chars);
2005-06-02 18:16:43 +00:00
if (decompress == NULL)
{
DBLog(@"ERROR OPENING FILE");
return NO;
}
frequency = decompress->GetInfo(APE_INFO_SAMPLE_RATE);
bitsPerSample = decompress->GetInfo(APE_INFO_BITS_PER_SAMPLE);
channels = decompress->GetInfo(APE_INFO_CHANNELS);
totalSize = decompress->GetInfo(APE_INFO_TOTAL_BLOCKS)*bitsPerSample/8*channels;
2005-06-02 18:16:43 +00:00
return YES;
}
- (BOOL)readInfo:(const char *)filename
{
2005-06-29 15:28:20 +00:00
return [self open:filename];
2005-06-02 18:16:43 +00:00
}
- (int)fillBuffer:(void *)buf ofSize:(UInt32)size
{
int n;
int numread;
int blockAlign = decompress->GetInfo(APE_INFO_BLOCK_ALIGN);
n = decompress->GetData((char *)buf, size/blockAlign, &numread);
if (n != ERROR_SUCCESS)
{
DBLog(@"ERROR: %i", n);
return 0;
}
numread *= blockAlign;
// DBLog(@"READ DATA: %i", numread);
// DBLog(@"NUMREAD: %i", numread);
return numread;
}
- (void)close
{
// DBLog(@"CLOSE");
if (decompress)
delete decompress;
decompress = NULL;
}
- (double)seekToTime:(double)milliseconds
2005-06-02 18:16:43 +00:00
{
int r;
// DBLog(@"HELLO: %i", int(frequency*((double)milliseconds/1000.0)));
r = decompress->Seek(int(frequency*((double)milliseconds/1000.0)));
return milliseconds;
2005-06-02 18:16:43 +00:00
}
@end