VideoStreamConfiguration.h

#ifndef OPENTERA_WEBRTC_NATIVE_CLIENT_CONFIGURATIONS_STREAM_CONFIGURATION_H
#define OPENTERA_WEBRTC_NATIVE_CLIENT_CONFIGURATIONS_STREAM_CONFIGURATION_H
 
#include <api/data_channel_interface.h>
 
#include <string>
#include <unordered_set>
 
namespace opentera
{
    enum class VideoStreamCodec
    {
        VP8,
        VP9,
        H264
    };
    absl::optional<VideoStreamCodec> stringToVideoStreamCodec(std::string_view value);
 
    class VideoStreamConfiguration
    {
        std::unordered_set<VideoStreamCodec> m_forcedCodecs;  // Empty means all
        bool m_forceGStreamerHardwareAcceleration;
        bool m_useGStreamerSoftwareEncoderDecoder;
 
        VideoStreamConfiguration(
            std::unordered_set<VideoStreamCodec> forcedCodecs,
            bool forceGStreamerHardwareAcceleration,
            bool useGStreamerSoftwareEncoderDecoder);
 
    public:
        VideoStreamConfiguration(const VideoStreamConfiguration& other) = default;
        VideoStreamConfiguration(VideoStreamConfiguration&& other) = default;
        virtual ~VideoStreamConfiguration() = default;
 
        static VideoStreamConfiguration create();
        static VideoStreamConfiguration create(std::unordered_set<VideoStreamCodec> forcedCodecs);
        static VideoStreamConfiguration create(
            std::unordered_set<VideoStreamCodec> forcedCodecs,
            bool forceGStreamerHardwareAcceleration,
            bool useGStreamerSoftwareEncoderDecoder);
 
        [[nodiscard]] const std::unordered_set<VideoStreamCodec>& forcedCodecs() const;
        [[nodiscard]] bool forceGStreamerHardwareAcceleration() const;
        [[nodiscard]] bool useGStreamerSoftwareEncoderDecoder() const;
 
        VideoStreamConfiguration& operator=(const VideoStreamConfiguration& other) = default;
        VideoStreamConfiguration& operator=(VideoStreamConfiguration&& other) = default;
    };
 
    inline VideoStreamConfiguration VideoStreamConfiguration::create() { return {{}, false, false}; }
 
    inline VideoStreamConfiguration VideoStreamConfiguration::create(std::unordered_set<VideoStreamCodec> forcedCodecs)
    {
        return {std::move(forcedCodecs), false, false};
    }
 
    inline VideoStreamConfiguration VideoStreamConfiguration::create(
        std::unordered_set<VideoStreamCodec> forcedCodecs,
        bool forceGStreamerHardwareAcceleration,
        bool useGStreamerSoftwareEncoderDecoder)
    {
        return {std::move(forcedCodecs), forceGStreamerHardwareAcceleration, useGStreamerSoftwareEncoderDecoder};
    }
 
    inline const std::unordered_set<VideoStreamCodec>& VideoStreamConfiguration::forcedCodecs() const
    {
        return m_forcedCodecs;
    }
 
    inline bool VideoStreamConfiguration::forceGStreamerHardwareAcceleration() const
    {
        return m_forceGStreamerHardwareAcceleration;
    }
 
    inline bool VideoStreamConfiguration::useGStreamerSoftwareEncoderDecoder() const
    {
        return m_useGStreamerSoftwareEncoderDecoder;
    }
 
}
 
#endif