diff options
Diffstat (limited to 'src/audio_core/stream.cpp')
| -rw-r--r-- | src/audio_core/stream.cpp | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/src/audio_core/stream.cpp b/src/audio_core/stream.cpp index ca7cfb030..dfc4805d9 100644 --- a/src/audio_core/stream.cpp +++ b/src/audio_core/stream.cpp @@ -59,11 +59,20 @@ Stream::State Stream::GetState() const { return state; } -s64 Stream::GetBufferReleaseCycles(const Buffer& buffer) const { +s64 Stream::GetBufferReleaseNS(const Buffer& buffer) const { const std::size_t num_samples{buffer.GetSamples().size() / GetNumChannels()}; - const auto us = - std::chrono::microseconds((static_cast<u64>(num_samples) * 1000000) / sample_rate); - return Core::Timing::usToCycles(us); + const auto ns = + std::chrono::nanoseconds((static_cast<u64>(num_samples) * 1000000000ULL) / sample_rate); + return ns.count(); +} + +s64 Stream::GetBufferReleaseNSHostTiming(const Buffer& buffer) const { + const std::size_t num_samples{buffer.GetSamples().size() / GetNumChannels()}; + /// DSP signals before playing the last sample, in HLE we emulate this in this way + s64 base_samples = std::max<s64>(static_cast<s64>(num_samples) - 1, 0); + const auto ns = + std::chrono::nanoseconds((static_cast<u64>(base_samples) * 1000000000ULL) / sample_rate); + return ns.count(); } static void VolumeAdjustSamples(std::vector<s16>& samples, float game_volume) { @@ -105,7 +114,11 @@ void Stream::PlayNextBuffer() { sink_stream.EnqueueSamples(GetNumChannels(), active_buffer->GetSamples()); - core_timing.ScheduleEvent(GetBufferReleaseCycles(*active_buffer), release_event, {}); + if (core_timing.IsHostTiming()) { + core_timing.ScheduleEvent(GetBufferReleaseNSHostTiming(*active_buffer), release_event, {}); + } else { + core_timing.ScheduleEvent(GetBufferReleaseNS(*active_buffer), release_event, {}); + } } void Stream::ReleaseActiveBuffer() { |