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SndStartFilePlay: use InstallSoundInChannel

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This commit is contained in:
Iliyas Jorio 2021-08-15 13:22:25 +02:00
parent 104c75ad56
commit c416627b76
1 changed files with 6 additions and 38 deletions
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44
src/SoundMixer/SoundManager.cpp
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@ -122,7 +122,6 @@ static void InstallSoundInChannel(SndChannelPtr chan, const Ptr sampledSoundHead
//---------------------------------
// Get internal channel
auto& impl = GetChannelImpl(chan);
impl.Recycle();
@ -203,6 +202,7 @@ OSErr SndDoImmediate(SndChannelPtr chan, const SndCommand* cmd)
case bufferCmd:
case soundCmd:
InstallSoundInChannel(chan, cmd->ptr);
GetChannelImpl(chan).source.Play();
break;
case ampCmd:
@ -302,48 +302,16 @@ OSErr SndStartFilePlay(
return unimpErr;
}
SndListHandle sndListHandle = Pomme_SndLoadFileAsResource(fRefNum);
long offset = 0;
GetSoundHeaderOffset(sndListHandle, &offset);
InstallSoundInChannel(chan, ((Ptr) *sndListHandle) + offset);
auto& impl = GetChannelImpl(chan);
impl.Recycle();
auto& fileStream = Pomme::Files::GetStream(fRefNum);
// Rewind -- the file might've been fully played already and we might just be trying to loop it
fileStream.seekg(0, std::ios::beg);
// Get metadata from AIFF
Pomme::Sound::SampledSoundInfo info = {};
std::streampos sampledSoundDataOffset = GetSoundInfoFromAIFF(fileStream, info);
// Have file stream seek to start of SSND sampled sound data
if (sampledSoundDataOffset <= 0)
throw std::runtime_error("dubious offset to SSND data");
fileStream.seekg(sampledSoundDataOffset, std::ios::beg);
// Read samples into WavStream
if (!info.isCompressed)
{
// Raw big-endian PCM -- just init the WavStream without decoding
auto spanOut = impl.source.GetBuffer(info.decompressedLength);
fileStream.read(spanOut.data(), info.decompressedLength);
impl.source.Init(info.sampleRate, info.codecBitDepth, info.nChannels, info.bigEndian, spanOut);
}
else
{
auto ssnd = std::vector<char>(info.compressedLength);
fileStream.read(ssnd.data(), info.compressedLength);
auto codec = Pomme::Sound::GetCodec(info.compressionType);
auto spanIn = std::span(ssnd);
auto spanOut = impl.source.GetBuffer(info.decompressedLength);
codec->Decode(info.nChannels, spanIn, spanOut);
impl.source.Init(info.sampleRate, 16, info.nChannels, false, spanOut);
}
if (theCompletion)
{
impl.source.onComplete = [=]() { theCompletion(chan); };
}
impl.temporaryPause = false;
impl.source.Play();
if (!async)