4494e40c71
- Fake: No decoding - Master: 1:1 from base version of Xenia - Old: Master with improvements - New: Completely new decoder with better stability (but not compability) Co-authored-by: Herman S. <429230+has207@users.noreply.github.com>
67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2025 Xenia Canary. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef XENIA_APU_XMA_CONTEXT_FAKE_H_
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#define XENIA_APU_XMA_CONTEXT_FAKE_H_
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#include <array>
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#include <atomic>
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#include <mutex>
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#include <queue>
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#include "xenia/apu/xma_context.h"
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#include "xenia/base/bit_stream.h"
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#include "xenia/base/ring_buffer.h"
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#include "xenia/memory.h"
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#include "xenia/xbox.h"
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namespace xe {
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namespace apu {
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class XmaContextFake : public XmaContext {
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public:
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static constexpr uint32_t kBitsPerPacketHeader = 32;
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static constexpr uint32_t kMaxFrameSizeinBits = 0x4000 - kBitsPerPacketHeader;
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explicit XmaContextFake();
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~XmaContextFake() override;
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int Setup(uint32_t id, Memory* memory, uint32_t guest_ptr) override;
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bool Work() override;
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void Enable() override;
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bool Block(bool poll) override;
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void Clear() override;
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void Disable() override;
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void Release() override;
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private:
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void ProcessPacket(XMA_CONTEXT_DATA* data);
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void Consume(RingBuffer* output_rb, XMA_CONTEXT_DATA* data);
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void UpdateLoopStatus(XMA_CONTEXT_DATA* data);
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RingBuffer PrepareOutputRingBuffer(XMA_CONTEXT_DATA* data);
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static void SwapInputBuffer(XMA_CONTEXT_DATA* data);
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static int GetSampleRate(int id);
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uint8_t* GetCurrentInputBuffer(XMA_CONTEXT_DATA* data);
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static uint32_t GetCurrentInputBufferSize(XMA_CONTEXT_DATA* data);
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// Fake frame data - generate silence
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std::array<uint8_t, kBytesPerFrameChannel * 2> fake_frame_;
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// Minimal state tracking
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int32_t remaining_subframe_blocks_in_output_buffer_ = 0;
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uint8_t current_frame_remaining_subframes_ = 0;
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};
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} // namespace apu
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} // namespace xe
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#endif // XENIA_APU_XMA_CONTEXT_FAKE_H_
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