voyant_playback_base_ffi.hpp

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// Copyright (c) 2024-2025 Voyant Photonics, Inc.
// All rights reserved.
 
#pragma once
 
#include <cstdarg>
#include <cstdint>
#include <cstdlib>
#include <ostream>
#include <new>
#include <voyant_types_ffi.hpp>

struct VoyantPlaybackBase;

struct VoyantPlaybackBaseC {
  VoyantPlaybackBase *_playback;
};
 
extern "C" {

VoyantPlaybackBaseC voyant_playback_create(bool keep_invalid_points);

int32_t voyant_playback_open_file(VoyantPlaybackBaseC *playback,
                                  const char *file_path,
                                  char *error_buf,
                                  uintptr_t error_capacity);

int32_t voyant_playback_reset(VoyantPlaybackBaseC *playback);

int32_t voyant_playback_next_frame(VoyantPlaybackBaseC *playback);

VoyantFrameMeta voyant_playback_frame_meta(const VoyantPlaybackBaseC *playback);

int64_t voyant_playback_frame_points(const VoyantPlaybackBaseC *playback,
                                     PointDataV1 *dest,
                                     uintptr_t capacity);

int32_t voyant_playback_current_frame_timestamp(const VoyantPlaybackBaseC *playback,
                                                uint64_t *timestamp_out);

int32_t voyant_playback_current_frame_index(const VoyantPlaybackBaseC *playback,
                                            uintptr_t *index_out);

int32_t voyant_playback_api_version(const VoyantPlaybackBaseC *playback,
                                    char *version_buf,
                                    uintptr_t version_capacity);

void voyant_playback_free(VoyantPlaybackBaseC playback);
 
}  // extern "C"