54 lines
2.8 KiB
C
54 lines
2.8 KiB
C
#ifndef GSR_REPLAY_BUFFER_H
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#define GSR_REPLAY_BUFFER_H
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#include "../defs.h"
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#include <pthread.h>
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#include <stdbool.h>
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#include <libavcodec/packet.h>
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typedef struct gsr_replay_buffer gsr_replay_buffer;
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typedef struct {
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size_t packet_index;
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size_t file_index;
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} gsr_replay_buffer_iterator;
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struct gsr_replay_buffer {
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void (*destroy)(gsr_replay_buffer *self);
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bool (*append)(gsr_replay_buffer *self, const AVPacket *av_packet, double timestamp);
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void (*clear)(gsr_replay_buffer *self);
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AVPacket* (*iterator_get_packet)(gsr_replay_buffer *self, gsr_replay_buffer_iterator iterator);
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/* The returned data should be free'd with free */
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uint8_t* (*iterator_get_packet_data)(gsr_replay_buffer *self, gsr_replay_buffer_iterator iterator);
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/* The clone has to be destroyed before the replay buffer it clones is destroyed */
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gsr_replay_buffer* (*clone)(gsr_replay_buffer *self);
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/* Returns {0, 0} if replay buffer is empty */
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gsr_replay_buffer_iterator (*find_packet_index_by_time_passed)(gsr_replay_buffer *self, int seconds);
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/* Returns {-1, 0} if not found */
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gsr_replay_buffer_iterator (*find_keyframe)(gsr_replay_buffer *self, gsr_replay_buffer_iterator start_iterator, int stream_index, bool invert_stream_index);
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bool (*iterator_next)(gsr_replay_buffer *self, gsr_replay_buffer_iterator *iterator);
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pthread_mutex_t mutex;
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bool mutex_initialized;
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gsr_replay_buffer *original_replay_buffer;
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};
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gsr_replay_buffer* gsr_replay_buffer_create(gsr_replay_storage replay_storage, const char *replay_directory, double replay_buffer_time, size_t replay_buffer_num_packets);
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void gsr_replay_buffer_destroy(gsr_replay_buffer *self);
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void gsr_replay_buffer_lock(gsr_replay_buffer *self);
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void gsr_replay_buffer_unlock(gsr_replay_buffer *self);
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bool gsr_replay_buffer_append(gsr_replay_buffer *self, const AVPacket *av_packet, double timestamp);
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void gsr_replay_buffer_clear(gsr_replay_buffer *self);
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AVPacket* gsr_replay_buffer_iterator_get_packet(gsr_replay_buffer *self, gsr_replay_buffer_iterator iterator);
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/* The returned data should be free'd with free */
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uint8_t* gsr_replay_buffer_iterator_get_packet_data(gsr_replay_buffer *self, gsr_replay_buffer_iterator iterator);
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/* The clone has to be destroyed before the replay buffer it clones is destroyed */
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gsr_replay_buffer* gsr_replay_buffer_clone(gsr_replay_buffer *self);
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/* Returns {0, 0} if replay buffer is empty */
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gsr_replay_buffer_iterator gsr_replay_buffer_find_packet_index_by_time_passed(gsr_replay_buffer *self, int seconds);
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/* Returns {-1, 0} if not found */
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gsr_replay_buffer_iterator gsr_replay_buffer_find_keyframe(gsr_replay_buffer *self, gsr_replay_buffer_iterator start_iterator, int stream_index, bool invert_stream_index);
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bool gsr_replay_buffer_iterator_next(gsr_replay_buffer *self, gsr_replay_buffer_iterator *iterator);
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#endif /* GSR_REPLAY_BUFFER_H */ |