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37a722cc1d
Callback based audio update. Upgraded common backend interface. Added Cubeb backend. Support multiple audio providers. Dropped pulse, alsa, openal backends.
32 lines
574 B
C++
32 lines
574 B
C++
#pragma once
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#include "util/types.hpp"
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#include "util/atomic.hpp"
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// Single reader/writer simple ringbuffer.
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// Counters are 32-bit.
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class simple_ringbuf
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{
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private:
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atomic_t<u64> rw_ptr = 0;
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u32 buf_size = 0;
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std::unique_ptr<u8[]> buf{};
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atomic_t<bool> initialized = false;
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public:
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simple_ringbuf() {};
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simple_ringbuf(u32 size);
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u32 get_free_size();
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u32 get_used_size();
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// Thread unsafe functions.
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void set_buf_size(u32 size);
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void flush(); // Could be safely called from reader.
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u32 push(const void *data, u32 size);
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u32 pop(void *data, u32 size);
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};
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