diff options
Diffstat (limited to 'src/audio_core/stream.cpp')
| -rw-r--r-- | src/audio_core/stream.cpp | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/src/audio_core/stream.cpp b/src/audio_core/stream.cpp index a0045b7a1..ad9e2915c 100644 --- a/src/audio_core/stream.cpp +++ b/src/audio_core/stream.cpp | |||
| @@ -32,17 +32,13 @@ u32 Stream::GetNumChannels() const { | |||
| 32 | return {}; | 32 | return {}; |
| 33 | } | 33 | } |
| 34 | 34 | ||
| 35 | u32 Stream::GetSampleSize() const { | ||
| 36 | return GetNumChannels() * 2; | ||
| 37 | } | ||
| 38 | |||
| 39 | Stream::Stream(u32 sample_rate, Format format, ReleaseCallback&& release_callback, | 35 | Stream::Stream(u32 sample_rate, Format format, ReleaseCallback&& release_callback, |
| 40 | SinkStream& sink_stream) | 36 | SinkStream& sink_stream, std::string&& name_) |
| 41 | : sample_rate{sample_rate}, format{format}, release_callback{std::move(release_callback)}, | 37 | : sample_rate{sample_rate}, format{format}, release_callback{std::move(release_callback)}, |
| 42 | sink_stream{sink_stream} { | 38 | sink_stream{sink_stream}, name{std::move(name_)} { |
| 43 | 39 | ||
| 44 | release_event = CoreTiming::RegisterEvent( | 40 | release_event = CoreTiming::RegisterEvent( |
| 45 | "Stream::Release", [this](u64 userdata, int cycles_late) { ReleaseActiveBuffer(); }); | 41 | name, [this](u64 userdata, int cycles_late) { ReleaseActiveBuffer(); }); |
| 46 | } | 42 | } |
| 47 | 43 | ||
| 48 | void Stream::Play() { | 44 | void Stream::Play() { |
| @@ -55,17 +51,15 @@ void Stream::Stop() { | |||
| 55 | } | 51 | } |
| 56 | 52 | ||
| 57 | s64 Stream::GetBufferReleaseCycles(const Buffer& buffer) const { | 53 | s64 Stream::GetBufferReleaseCycles(const Buffer& buffer) const { |
| 58 | const size_t num_samples{buffer.GetData().size() / GetSampleSize()}; | 54 | const size_t num_samples{buffer.GetSamples().size() / GetNumChannels()}; |
| 59 | return CoreTiming::usToCycles((static_cast<u64>(num_samples) * 1000000) / sample_rate); | 55 | return CoreTiming::usToCycles((static_cast<u64>(num_samples) * 1000000) / sample_rate); |
| 60 | } | 56 | } |
| 61 | 57 | ||
| 62 | static std::vector<s16> GetVolumeAdjustedSamples(const std::vector<u8>& data) { | 58 | static void VolumeAdjustSamples(std::vector<s16>& samples) { |
| 63 | std::vector<s16> samples(data.size() / sizeof(s16)); | ||
| 64 | std::memcpy(samples.data(), data.data(), data.size()); | ||
| 65 | const float volume{std::clamp(Settings::values.volume, 0.0f, 1.0f)}; | 59 | const float volume{std::clamp(Settings::values.volume, 0.0f, 1.0f)}; |
| 66 | 60 | ||
| 67 | if (volume == 1.0f) { | 61 | if (volume == 1.0f) { |
| 68 | return samples; | 62 | return; |
| 69 | } | 63 | } |
| 70 | 64 | ||
| 71 | // Implementation of a volume slider with a dynamic range of 60 dB | 65 | // Implementation of a volume slider with a dynamic range of 60 dB |
| @@ -73,8 +67,6 @@ static std::vector<s16> GetVolumeAdjustedSamples(const std::vector<u8>& data) { | |||
| 73 | for (auto& sample : samples) { | 67 | for (auto& sample : samples) { |
| 74 | sample = static_cast<s16>(sample * volume_scale_factor); | 68 | sample = static_cast<s16>(sample * volume_scale_factor); |
| 75 | } | 69 | } |
| 76 | |||
| 77 | return samples; | ||
| 78 | } | 70 | } |
| 79 | 71 | ||
| 80 | void Stream::PlayNextBuffer() { | 72 | void Stream::PlayNextBuffer() { |
| @@ -96,14 +88,14 @@ void Stream::PlayNextBuffer() { | |||
| 96 | active_buffer = queued_buffers.front(); | 88 | active_buffer = queued_buffers.front(); |
| 97 | queued_buffers.pop(); | 89 | queued_buffers.pop(); |
| 98 | 90 | ||
| 99 | const size_t sample_count{active_buffer->GetData().size() / GetSampleSize()}; | 91 | VolumeAdjustSamples(active_buffer->Samples()); |
| 100 | sink_stream.EnqueueSamples( | 92 | sink_stream.EnqueueSamples(GetNumChannels(), active_buffer->GetSamples()); |
| 101 | GetNumChannels(), GetVolumeAdjustedSamples(active_buffer->GetData()).data(), sample_count); | ||
| 102 | 93 | ||
| 103 | CoreTiming::ScheduleEventThreadsafe(GetBufferReleaseCycles(*active_buffer), release_event, {}); | 94 | CoreTiming::ScheduleEventThreadsafe(GetBufferReleaseCycles(*active_buffer), release_event, {}); |
| 104 | } | 95 | } |
| 105 | 96 | ||
| 106 | void Stream::ReleaseActiveBuffer() { | 97 | void Stream::ReleaseActiveBuffer() { |
| 98 | ASSERT(active_buffer); | ||
| 107 | released_buffers.push(std::move(active_buffer)); | 99 | released_buffers.push(std::move(active_buffer)); |
| 108 | release_callback(); | 100 | release_callback(); |
| 109 | PlayNextBuffer(); | 101 | PlayNextBuffer(); |