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30 lines
1.0 KiB
C
30 lines
1.0 KiB
C
/* Shared latency controller. Times are monotonic host microseconds.
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* Callers serialize access. Capture is gated BEFORE encoding: dropping an
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* encoded inter frame would break the decoder's reference chain. */
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#ifndef FRAME_CONTROLLER_H
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#define FRAME_CONTROLLER_H
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#include <stdint.h>
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#ifdef _WIN32
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#define FC_API __declspec(dllexport)
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#else
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#define FC_API
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct FCController FCController;
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FC_API FCController *fc_new(int fps, int enabled);
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FC_API void fc_free(FCController *c);
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FC_API void fc_ceiling(FCController *c, int bps);
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FC_API int fc_gate(FCController *c, int64_t now, int counts);
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FC_API void fc_capture(FCController *c, int64_t now);
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FC_API void fc_sent(FCController *c, uint32_t seq, int bytes, int64_t now);
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FC_API int fc_ack(FCController *c, uint32_t seq, int64_t now);
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FC_API int fc_update(FCController *c, int64_t now);
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/* target, ceiling, tier, fps, scale percent, baseline us, in flight, slack us */
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FC_API int64_t fc_value(FCController *c, int field);
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#ifdef __cplusplus
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}
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#endif
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#endif
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