void HandleStandOutput(StreamReader reader)
{
JObject jsonObj;
using (JsonTextReader jsonReader = new JsonTextReader(reader))
{
jsonObj = JObject.Load(jsonReader);
_metadata = new VideoMetadata(jsonObj);
}
}
public async Task <bool> OpenAsync(string videoUrl)
{
_videoUrl = Path.GetFullPath(videoUrl);
FFprobeClient ffprobeClient = new FFprobeClient(_ffprobeToolPath, _videoUrl);
bool ret = await ffprobeClient.RunAsync();
_metadata = ffprobeClient.Metadata;
_framePool = new VideoFramesPool(_metadata, (start) => new FFmpegClient(_ffmpegToolPath, _videoUrl, _metadata.Width, _metadata.Height, start));
return(ret);
}
public VideoFramesPool(VideoMetadata metadata, Func <float, FFmpegClient> ffmpegClientFactory)
{
_bufferCount = 0x40000000 / metadata.Width / metadata.Height / 3;
_metadata = metadata;
_ffmpegClientFactory = ffmpegClientFactory;
_framesQueue = new BufferBlock <VideoFrame>();
_asyncLock = new AsyncLock();
_backgroundWorker = new BackgroundWorker()
{
WorkerSupportsCancellation = true
};
_headTime = 0.0f;
_tailTime = 0.0f;
_backgroundWorker.DoWork += BackgroundVideoDecoding;
_backgroundWorker.RunWorkerAsync();
}
public VideoProperties(VideoMetadata metadata)
{
_metadata = metadata;
}