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sound: Do not interpolate when not changing rate, fixes pbobble2 and gunlock

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This commit is contained in:
Olivier Galibert 2025-05-12 23:01:53 +02:00
parent 726b7f197b
commit 28709b97cd
1 changed files with 4 additions and 1 deletions
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5
src/emu/sound.cpp
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@ -191,7 +191,7 @@ template<typename S> void emu::detail::output_buffer_flat<S>::resample(u32 previ
return;
auto si = [](attotime time, u32 rate) -> s64 {
return time.m_seconds * rate + ((time.m_attoseconds / 100000000) * rate) / 10000000000LL;
return time.m_seconds * rate + ((time.m_attoseconds / 1000000000) * rate) / 1000000000;
};
auto cv = [](u32 source_rate, u32 dest_rate, s64 time) -> std::pair<s64, double> {
@ -404,6 +404,9 @@ void sound_stream::set_sample_rate(u32 new_rate)
void sound_stream::internal_set_sample_rate(u32 new_rate)
{
if(new_rate == m_sample_rate)
return;
if(m_started) {
update();
m_output_buffer.resample(m_sample_rate, new_rate, m_sync_time, m_device.machine().time());