77 lines
1.5 KiB
Objective-C
77 lines
1.5 KiB
Objective-C
//
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// MonkeysFile.m
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// zyVorbis
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//
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// Created by Vincent Spader on 1/30/05.
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// Copyright 2005 __MyCompanyName__. All rights reserved.
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//
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#import "MonkeysFile.h"
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#import "MAC/ApeInfo.h"
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@implementation MonkeysFile
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- (BOOL)open:(const char *)filename
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{
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int n;
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decompress = CreateIAPEDecompress(filename, &n);
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if (decompress == NULL)
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{
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DBLog(@"ERROR OPENING FILE");
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return NO;
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}
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frequency = decompress->GetInfo(APE_INFO_SAMPLE_RATE);
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bitsPerSample = decompress->GetInfo(APE_INFO_BITS_PER_SAMPLE);
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channels = decompress->GetInfo(APE_INFO_CHANNELS);
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totalSize = decompress->GetInfo(APE_INFO_TOTAL_BLOCKS)*bitsPerSample/8*channels;
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DBLog(@"APE OPENED: %i %i %i %i", frequency, bitsPerSample, channels, totalSize);
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return YES;
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}
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- (BOOL)readInfo:(const char *)filename
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{
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return [self open:filename];
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}
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- (int)fillBuffer:(void *)buf ofSize:(UInt32)size
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{
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int n;
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int numread;
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int blockAlign = decompress->GetInfo(APE_INFO_BLOCK_ALIGN);
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n = decompress->GetData((char *)buf, size/blockAlign, &numread);
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if (n != ERROR_SUCCESS)
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{
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DBLog(@"ERROR: %i", n);
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return 0;
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}
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numread *= blockAlign;
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// DBLog(@"READ DATA: %i", numread);
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// DBLog(@"NUMREAD: %i", numread);
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return numread;
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}
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- (void)close
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{
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// DBLog(@"CLOSE");
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if (decompress)
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delete decompress;
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decompress = NULL;
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}
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- (double)seekToTime:(double)milliseconds
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{
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int r;
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// DBLog(@"HELLO: %i", int(frequency*((double)milliseconds/1000.0)));
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r = decompress->Seek(int(frequency*((double)milliseconds/1000.0)));
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return milliseconds;
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}
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@end
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