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s/SoundReader_Preload/RageSoundReader_Preload/

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split RageSoundReader_Preload::PreloadSound
split RageSound::LoadSoundReader
This commit is contained in:
Glenn Maynard
2004-10-24 19:25:21 +00:00
parent 6d8a38b6a5
commit c85de593f9
4 changed files with 65 additions and 45 deletions
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stepmania/src/RageSoundReader_Preload.cpp
+24 -9
View File
@@ -10,12 +10,27 @@
/* If a sound is smaller than this, we'll load it entirely into memory. */
const unsigned max_prebuf_size = 1024*256;
int SoundReader_Preload::total_samples() const
bool RageSoundReader_Preload::PreloadSound( SoundReader *&pSound )
{
RageSoundReader_Preload *pPreload = new RageSoundReader_Preload;
if( !pPreload->Open(pSound) )
{
/* Preload failed. It read some data, so we need to rewind the reader. */
pSound->SetPosition_Fast( 0 );
delete pPreload;
return false;
}
pSound = pPreload;
return true;
}
int RageSoundReader_Preload::total_samples() const
{
return buf.get().size() / samplesize;
}
bool SoundReader_Preload::Open(SoundReader *source)
bool RageSoundReader_Preload::Open(SoundReader *source)
{
ASSERT(source);
samplerate = source->GetSampleRate();
@@ -58,17 +73,17 @@ bool SoundReader_Preload::Open(SoundReader *source)
return true;
}
int SoundReader_Preload::GetLength() const
int RageSoundReader_Preload::GetLength() const
{
return int(float(total_samples()) * 1000.f / samplerate);
}
int SoundReader_Preload::GetLength_Fast() const
int RageSoundReader_Preload::GetLength_Fast() const
{
return GetLength();
}
int SoundReader_Preload::SetPosition_Accurate(int ms)
int RageSoundReader_Preload::SetPosition_Accurate(int ms)
{
const int sample = int((ms / 1000.0f) * samplerate);
position = sample * samplesize;
@@ -82,12 +97,12 @@ int SoundReader_Preload::SetPosition_Accurate(int ms)
return position;
}
int SoundReader_Preload::SetPosition_Fast(int ms)
int RageSoundReader_Preload::SetPosition_Fast(int ms)
{
return SetPosition_Accurate(ms);
}
int SoundReader_Preload::Read(char *buffer, unsigned len)
int RageSoundReader_Preload::Read(char *buffer, unsigned len)
{
const unsigned bytes_avail = buf.get().size() - position;
@@ -98,9 +113,9 @@ int SoundReader_Preload::Read(char *buffer, unsigned len)
return len;
}
SoundReader *SoundReader_Preload::Copy() const
SoundReader *RageSoundReader_Preload::Copy() const
{
return new SoundReader_Preload(*this);
return new RageSoundReader_Preload(*this);
}
rc_string::rc_string()