1 files changed, 40 insertions, 0 deletions
diff --git a/include/recorder/muxer.h b/include/recorder/muxer.h
new file mode 100644
index 0000000..e47cdde
--- /dev/null
+++ b/include/recorder/muxer.h
@@ -0,0 +1,40 @@
+#ifndef GSR_RECORDER_MUXER_H
+#define GSR_RECORDER_MUXER_H
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <limits.h>
+#include "audio_capture.h"
+#include "capture_setup.h"
+#include "settings.h"
+
+#include <libavformat/avformat.h>
+
+typedef struct {
+    const gsr_audio_track *audio_track;
+    AVStream *stream;
+} gsr_recording_audio_stream;
+
+typedef struct {
+    AVFormatContext *av_format_context;
+    AVStream *video_stream;
+    gsr_recording_audio_stream *audio_streams;
+    size_t num_audio_streams;
+} gsr_recording_output;
+
+AVStream* create_stream(AVFormatContext *av_format_context, AVCodecContext *codec_context);
+bool add_hdr_metadata_to_video_stream(gsr_capture *cap, AVStream *video_stream);
+void set_format_context_options(AVFormatContext *av_format_context);
+void av_write_header(AVFormatContext *av_format_context, const char *ffmpeg_opts);
+
+/* Returns false on failure. Creates the output file and its video and audio streams */
+bool gsr_recording_output_start(gsr_recording_output *self, const char *filename, const gsr_recorder_settings *settings, AVCodecContext *video_codec_context, const gsr_audio_capture *audio_capture, bool hdr, gsr_video_sources *video_sources);
+bool gsr_recording_output_stop(gsr_recording_output *self);
+gsr_recording_audio_stream* gsr_recording_output_get_audio_stream_by_index(gsr_recording_output *self, int stream_index);
+
+/* |filepath| should be at least PATH_MAX bytes in size. Creates the directories of the filepath */
+bool gsr_create_new_recording_filepath_from_timestamp(char *filepath, size_t filepath_size, const char *directory, const char *filename_prefix, const char *file_extension, bool date_folders);
+
+size_t calculate_estimated_replay_buffer_packets(int64_t replay_buffer_size_secs, int fps, gsr_audio_codec audio_codec, const gsr_audio_input_tracks *audio_inputs);
+
+#endif /* GSR_RECORDER_MUXER_H */