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Fix Oboe build and enhance low-latency audio optimizations #123

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Merged
winnerspiros merged 1 commit into from
Mar 30, 2026
Merged

Fix Oboe build and enhance low-latency audio optimizations #123

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3 changes: 3 additions & 0 deletions osu.Android/Native/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,9 @@ add_library(osu_native SHARED
vulkan_bridge.cpp
)

# Add Oboe internal headers to include path for Process.h (CPU affinity).
target_include_directories(osu_native PRIVATE ${oboe_SOURCE_DIR}/src)

target_link_libraries(osu_native
${OBOE_LIB}
${vulkan-lib}
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6 changes: 5 additions & 1 deletion osu.Android/Native/oboe_bridge.cpp
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Expand Up @@ -4,7 +4,7 @@
#include "oboe_bridge.h"
#include <oboe/OboeExtensions.h>
#include <oboe/AudioClock.h>
#include <oboe/Process.h>
#include <common/Process.h>
#include <android/log.h>
#include <cstdint>
#include <cstring>
Expand Down Expand Up @@ -68,6 +68,10 @@ bool OboeBridge::open(int32_t sampleRate) {
// Enable ADPF (Android Dynamic Performance Framework) hint support.
stream_->setPerformanceHintEnabled(true);

// Set buffer size to 2x burst size for initial stability.
// LatencyTuner will then attempt to shrink it if stable.
stream_->setBufferSizeInFrames(stream_->getFramesPerBurst() * 2);

// Initialise LatencyTuner for dynamic buffer management.
// This allows us to start at 1x burst and only grow if underruns occur.
tuner_ = std::make_unique<oboe::LatencyTuner>(*stream_);
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