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78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
#ifndef SC_RECORDER_H
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#define SC_RECORDER_H
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#include "common.h"
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#include <stdbool.h>
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#include <libavformat/avformat.h>
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#include "coords.h"
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#include "options.h"
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#include "trait/packet_sink.h"
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#include "util/thread.h"
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#include "util/vecdeque.h"
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struct sc_recorder_queue SC_VECDEQUE(AVPacket *);
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struct sc_recorder {
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struct sc_packet_sink video_packet_sink;
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struct sc_packet_sink audio_packet_sink;
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/* The audio flag is unprotected:
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* - it is initialized from sc_recorder_init() from the main thread;
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* - it may be reset once from the recorder thread if the audio is
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* disabled dynamically.
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*
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* Therefore, once the recorder thread is started, only the recorder thread
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* may access it without data races.
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*/
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bool audio;
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char *filename;
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enum sc_record_format format;
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AVFormatContext *ctx;
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sc_thread thread;
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sc_mutex mutex;
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sc_cond queue_cond;
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// set on sc_recorder_stop(), packet_sink close or recording failure
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bool stopped;
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struct sc_recorder_queue video_queue;
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struct sc_recorder_queue audio_queue;
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// wake up the recorder thread once the video or audio codec is known
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sc_cond stream_cond;
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bool video_init;
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bool audio_init;
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int video_stream_index;
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int audio_stream_index;
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const struct sc_recorder_callbacks *cbs;
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void *cbs_userdata;
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};
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struct sc_recorder_callbacks {
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void (*on_ended)(struct sc_recorder *recorder, bool success,
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void *userdata);
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};
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bool
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sc_recorder_init(struct sc_recorder *recorder, const char *filename,
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enum sc_record_format format, bool audio,
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const struct sc_recorder_callbacks *cbs, void *cbs_userdata);
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bool
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sc_recorder_start(struct sc_recorder *recorder);
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void
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sc_recorder_stop(struct sc_recorder *recorder);
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void
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sc_recorder_join(struct sc_recorder *recorder);
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void
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sc_recorder_destroy(struct sc_recorder *recorder);
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#endif
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