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much faster RageSoundReader_MP3::Copy

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This commit is contained in:
Glenn Maynard
2003-10-03 22:22:34 +00:00
parent f554cdeb5f
commit ee9c02ea4e
1 changed files with 18 additions and 4 deletions
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stepmania/src/RageSoundReader_MP3.cpp
+18 -4
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@@ -735,7 +735,23 @@ SoundReader_FileReader::OpenResult RageSoundReader_MP3::Open( CString filename_
SoundReader *RageSoundReader_MP3::Copy() const
{
RageSoundReader_MP3 *ret = new RageSoundReader_MP3;
ret->Open( filename );
ret->filename = filename;
ret->rw = fopen(filename, "rb");
ASSERT( rw );
ret->mad->filesize = mad->filesize;
ret->mad->bitrate = mad->bitrate;
ret->SampleRate = SampleRate;
ret->mad->framelength = mad->framelength;
ret->Channels = Channels;
ret->OffsetFix = OffsetFix;
ret->mad->length = mad->length;
// int n = ret->do_mad_frame_decode();
// ASSERT( n > 0 );
// ret->synth_output();
return ret;
}
@@ -1075,9 +1091,7 @@ int RageSoundReader_MP3::GetLengthInternal( bool fast )
int RageSoundReader_MP3::GetLengthConst( bool fast ) const
{
RageSoundReader_MP3 *cpy = new RageSoundReader_MP3;
SoundReader_FileReader::OpenResult ret = cpy->Open( filename );
ASSERT( ret == OPEN_OK );
RageSoundReader_MP3 *cpy = (RageSoundReader_MP3 *) Copy();
int length = cpy->GetLengthInternal( fast );