{

// constructor

Video_Stream();

// destructor

~Video_Stream();

// open input responsible for connecting the screen with ffmpeg

void open_input(std::string framerate) override;

// capture frame repsonsible for writing frames to the output file

void capture_frame(std::string framerate) override;

// create_outfile responsible for creating a file that can be written to

void create_outfile(std::string bitrate, std::string framerate, std::string format) override;

// interrupt stream responsible for setting variable to interrupt a thread

void interrupt_stream() override;

// each component of the video stream needs input and output

// codecs

AVCodec* codec;

AVCodec* out_codec;

// codec context

AVCodecContext* out_codec_context;

AVCodecContext* codec_context;

// format

AVInputFormat* in_format;

AVOutputFormat* out_format;

// format_context

AVFormatContext* format_context;

AVFormatContext* out_format_context;

// frame

AVFrame* frame;

AVFrame* out_frame;

// packet

AVPacket* packet;

// stream

AVStream* input_stream;

// recording options

AVDictionary* recording_options;

// stream index finds the index of the video stream

int stream_idx;

// variable controls the interrupt for the recording thread.

bool interrupt;