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audio_core: No longer stall when sink queue is full

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Now the audout and audren update rates are tied to the sink status stalling is no longer necessary.
This commit is contained in:
Billy Laws
2023-03-26 20:21:04 +01:00
parent 237934b736
commit 530fe24768
4 changed files with 1 additions and 64 deletions
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43
src/audio_core/sink/sink_stream.cpp
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@ -151,10 +151,6 @@ void SinkStream::ProcessAudioIn(std::span<const s16> input_buffer, std::size_t n
return;
}
if (queued_buffers > max_queue_size) {
Stall();
}
while (frames_written < num_frames) {
// If the playing buffer has been consumed or has no frames, we need a new one
if (playing_buffer.consumed || playing_buffer.frames == 0) {
@ -189,10 +185,6 @@ void SinkStream::ProcessAudioIn(std::span<const s16> input_buffer, std::size_t n
}
std::memcpy(&last_frame[0], &input_buffer[(frames_written - 1) * frame_size], frame_size_bytes);
if (queued_buffers <= max_queue_size) {
Unstall();
}
}
void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::size_t num_frames) {
@ -216,20 +208,6 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
return;
}
// Due to many frames being queued up with nvdec (5 frames or so?), a lot of buffers also get
// queued up (30+) but not all at once, which causes constant stalling here, so just let the
// video play out without attempting to stall.
// Can hopefully remove this later with a more complete NVDEC implementation.
const auto nvdec_active{system.AudioCore().IsNVDECActive()};
// Core timing cannot be paused in single-core mode, so Stall ends up being called over and over
// and never recovers to a normal state, so just skip attempting to sync things on single-core.
if (system.IsMulticore() && !nvdec_active && queued_buffers > max_queue_size) {
Stall();
} else if (system.IsMulticore() && queued_buffers <= max_queue_size) {
Unstall();
}
while (frames_written < num_frames) {
// If the playing buffer has been consumed or has no frames, we need a new one
if (playing_buffer.consumed || playing_buffer.frames == 0) {
@ -279,27 +257,6 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
min_played_sample_count = max_played_sample_count;
max_played_sample_count += actual_frames_written;
}
if (system.IsMulticore() && queued_buffers <= max_queue_size) {
Unstall();
}
}
void SinkStream::Stall() {
std::scoped_lock lk{stall_guard};
if (stalled_lock) {
return;
}
stalled_lock = system.StallApplication();
}
void SinkStream::Unstall() {
std::scoped_lock lk{stall_guard};
if (!stalled_lock) {
return;
}
system.UnstallApplication();
stalled_lock.unlock();
}
u64 SinkStream::GetExpectedPlayedSampleCount() {