finlayxxx/demo/fis.media/Library/Media/Players/PlayerChannel.cs

using fis.media.Library.Media.EventArgs;
using fis.media.Library.Media.Members;
using fis.media.Library.Media.Publisher;
using fis.media.Library.Players;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace fis.media.Library.Media.Players
{
    public class PlayerChannel
    {
        private VideoFrameData _currentVideoFrame;
        private Task _task;
        private ChannelVideoFrame _channelVideoFrame;

        /// <summary>
        /// 频道名称
        /// </summary>
        public ChannelNameEnum ChannelName  {get;set;}

        /// <summary>
        /// 成员角色类型
        /// </summary>
        public MemeberTypeEnum ChannelMemberRoleType { get; set; }

        /// <summary>
        /// 频道所属成员Id
        /// </summary>
        public string ChannelMemberId { get; set; }

        /// <summary>
        /// 是否正在播放
        /// </summary>
        public bool IsPlaying { get; set; }

        /// <summary>
        /// 当前视频帧
        /// </summary>
        public VideoFrameData CurrentVideoFrame => _currentVideoFrame;

        /// <summary>
        /// 收到画面
        /// </summary>
        public event EventHandler<ChannelVideoFrame> FrameRecieved;

        /// <summary>
        /// 错误事件
        /// </summary>
        public event EventHandler<ErrorArgs> ErrorAccurred;

        /// <summary>
        /// 状态事件
        /// </summary>
        public event EventHandler<StatusArgs> StatusChanged;

        public void UpdateFrame(VideoFrameData videoFrameData)
        {
           _currentVideoFrame= videoFrameData;
            IsPlaying = true;

            if (_channelVideoFrame == null)
            {
                _channelVideoFrame = new ChannelVideoFrame(videoFrameData, ChannelMemberId, ChannelName,ChannelMemberRoleType);
            }
            else {
                _channelVideoFrame.VideoFrameData = _currentVideoFrame;
            }

            if (_task == null)
            {
                _task = new Task(() => FrameRecieved.Invoke(this, _channelVideoFrame));
            }
            _task.Start();
        }
    }
}