手机视频转码的最佳参数请指教

如何解决手机视频转码的最佳参数请指教

我们正在构建一个试图模仿TikTok体验的移动应用程序：

• 视频的垂直供稿
• 每次滑动都应无延迟且高质量地开始播放视频。

我们正在使用的视频文件，转码和传送：

• 视频文件遵循《 TikTok视频长度和视频格式指南》
• VOD HLS流
• 通过encoding.com进行转码（编解码器h.264），并附带此电子邮件的配置
• 视频文件通过CDN分发

请告知针对目标移动设备的最佳转码配置是什么，并获得与TikTok相同的体验？

Tnascoding参数在下面列出。

{
  "query": {
    "format": {
      "output": "advanced_hls","stream": [
        {
          "audio_codec": "dolby_heaac","video_codec": "libx264","profile": "baseline","size": "234x416","framerate": "12","keyframe": "36","bitrate": "200k","maxrate": "200k","bufsize": "600","audio_bitrate": "64k","two_pass": "yes","duration_precision": "4","encoder": "v3","video_codec_parameters": {
            "sc_threshold": "0"
          }
        },{
          "audio_codec": "dolby_heaac","size": "270x480","framerate": "15","keyframe": "45","bitrate": "400k","maxrate": "400k","bufsize": "1200","size": "360x640","framerate": "29.97","keyframe": "90","bitrate": "600k","maxrate": "600k","bufsize": "1800","bitrate": "1200k","maxrate": "1200k","bufsize": "3600","audio_bitrate": "96k","profile": "main","size": "540x960","bitrate": "1500k","maxrate": "1500k","bufsize": "3000","size": "720x1280","bitrate": "2500k","maxrate": "2500k","bufsize": "4000","audio_bitrate": "128k","profile": "high","size": "1080x1920","bitrate": "4000k","maxrate": "4000k","bufsize": "6000",{
          "audio_only": "yes","still_image": "first_segment","video_codec_parameters": {
            "sc_threshold": "0"
          }
        }
      ],"pack_files": "no","segmenter": "v3","segment_duration": "2"
    }
  }
}