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[Audio]: Improve BiquadFilter

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liberodark 2025-12-07 10:59:31 +01:00
parent 3abe3b2d32
commit 0a35f97b91
1 changed files with 14 additions and 4 deletions
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18
src/audio_core/sink/sink_stream.cpp
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@ -1,6 +1,7 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <array>
#include <atomic>
#include <memory>
@ -229,10 +230,19 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
// If the playing buffer has been consumed or has no frames, we need a new one
if (playing_buffer.consumed || playing_buffer.frames == 0) {
if (!queue.try_dequeue(playing_buffer)) {
// If no buffer was available we've underrun, fill the remaining buffer with
// the last written frame and continue.
for (size_t i = frames_written; i < num_frames; i++) {
std::memcpy(&output_buffer[i * frame_size], &last_frame[0], frame_size_bytes);
// If no buffer was available we've underrun, repeat the last frame to maintain
// audio continuity. Use the last valid frame we played to avoid harsh transitions.
if (frames_written > 0) {
// We have a valid last_frame, repeat it smoothly
for (size_t i = frames_written; i < num_frames; i++) {
std::memcpy(&output_buffer[i * frame_size], &last_frame[0], frame_size_bytes);
}
} else {
// No frames written yet, fill with silence
static constexpr std::array<s16, 6> silence{};
for (size_t i = frames_written; i < num_frames; i++) {
std::memcpy(&output_buffer[i * frame_size], &silence[0], frame_size_bytes);
}
}
frames_written = num_frames;
continue;