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author | bunnei <bunneidev@gmail.com> | 2020-06-28 18:37:50 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2020-06-28 18:37:50 +0200 |
commit | b05795d704e0c194215f815a5703db09e524b59a (patch) | |
tree | ecf4023b4ee0c91555c1d8263762fcb9dcb04a17 /src/audio_core | |
parent | Merge pull request #4196 from ogniK5377/nrr-nro-fixes (diff) | |
parent | Core/Common: Address Feedback. (diff) | |
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Diffstat (limited to 'src/audio_core')
-rw-r--r-- | src/audio_core/stream.cpp | 23 | ||||
-rw-r--r-- | src/audio_core/stream.h | 5 |
2 files changed, 22 insertions, 6 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() { diff --git a/src/audio_core/stream.h b/src/audio_core/stream.h index 1708a4d98..e309d60fe 100644 --- a/src/audio_core/stream.h +++ b/src/audio_core/stream.h @@ -96,7 +96,10 @@ private: void ReleaseActiveBuffer(); /// Gets the number of core cycles when the specified buffer will be released - s64 GetBufferReleaseCycles(const Buffer& buffer) const; + s64 GetBufferReleaseNS(const Buffer& buffer) const; + + /// Gets the number of core cycles when the specified buffer will be released + s64 GetBufferReleaseNSHostTiming(const Buffer& buffer) const; u32 sample_rate; ///< Sample rate of the stream Format format; ///< Format of the stream |