avdeviceoutput.h

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#pragma once
 
#include <config.h>
 
#include <memory>
 
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdocumentation"
extern "C" {
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
}
#pragma GCC diagnostic pop
 
#include "audio/audiooutput.h"
 
namespace Audio {
    class AvDeviceOutput : public Output {
        struct CodecDeleter {
            void operator() (AVCodecContext *coder) {
                avcodec_free_context (&coder);
            }
        };
 
        struct PacketDeleter {
            void operator()(AVPacket *frame) {
                av_packet_free (&frame);
            }
        };
 
        AVCodec *codec = nullptr;
        AVFormatContext *context = nullptr;
        AVStream *stream = nullptr;
        std::unique_ptr <AVCodecContext, CodecDeleter> codec_context;
        std::unique_ptr <AVPacket, PacketDeleter> packet;
        int min_flush_time = 0; 
        int max_flush_time = 2000; 
        const int flush_time_quanta = 100; 
    public:
        AvDeviceOutput (const AudioSettings &settings,
                        const AudioFormat &format);
        virtual ~AvDeviceOutput ();
        virtual bool play (void *buffer, unsigned numberOfBytes) override;
    };
 
}