private static IContainer LoadMetadataFromFFprobe(this IContainer resource)
{
var mediaLoader = new MediaLoader(resource);
if (mediaLoader.HasAudio)
{
resource.Streams.AddRange(mediaLoader.BaseData.Streams
.OfType <AudioStreamMetadata>()
.Select(audioMetadata => AudioStream.Create(MetadataInfo.Create(audioMetadata))));
}
if (mediaLoader.HasVideo)
{
resource.Streams.AddRange(mediaLoader.BaseData.Streams
.OfType <VideoStreamMetadata>()
.Select(videoMetadata => VideoStream.Create(MetadataInfo.Create(videoMetadata))));
}
if (mediaLoader.HasData)
{
resource.Streams.AddRange(mediaLoader.BaseData.Streams
.OfType <DataStreamMetadata>()
.Select(dataMetadata => DataStream.Create(MetadataInfo.Create(dataMetadata))));
}
return(resource);
}
public MetadataInfoTreeContainer EditInfo(MetadataInfoTreeContainer infoToUpdate, List <MetadataInfoTreeContainer> suppliedInfo)
{
var emptyMetadataInfo = MetadataInfo.Create();
emptyMetadataInfo.VideoMetadata = new VideoStreamMetadata
{
Width = Size.HasValue ? Size.Value.Width : 320,
Height = Size.HasValue ? Size.Value.Height : 240,
AverageFrameRate = Fraction.Create(FrameRate ?? 25, 1),
RFrameRate = Fraction.Create(FrameRate ?? 25, 1),
Duration = Duration ?? TimeSpan.MaxValue,
DurationTs = long.MaxValue,
};
return(MetadataInfoTreeContainer.Create(VideoStream.Create(emptyMetadataInfo)));
}
public void Initialize(params Encoder[] encoders)
{
if (encoders is null)
{
throw new ArgumentNullException(nameof(encoders));
}
var streams = new MediaStream[encoders.Length];
for (var i = 0; i < streams.Length; i++)
{
var encoder = encoders[i];
// Ensure a stream was intilized...
if (encoder.Stream is null)
{
MediaStream stream;
switch (encoder)
{
case AudioEncoder _: stream = VideoStream.Create(this, encoder); break;
case VideoEncoder _: stream = AudioStream.Create(this, encoder); break;
default: throw new Exception("Invalid encoder type:" + encoder.GetType().Name);
}
stream.TimeBase = encoder.Context.TimeBase;
}
if (Context.OutputFormat.Flags.HasFlag(OutputFormatFlags.GlobalHeader))
{
encoder.Context.Flags |= (int)OutputFormatFlags.GlobalHeader;
}
streams[i] = encoder.Stream;
encoder.Open();
ffmpeg.avcodec_parameters_from_context(encoder.Stream.Pointer->codecpar, encoder.Context.Pointer);
}
this.Context.Streams = streams;
}
private static IContainer LoadMetadataFromFFprobe(this IContainer resource)
{
var mediaLoader = new Metadata.FFprobe.MediaLoader(resource);
if (mediaLoader.HasAudio)
{
var audioStreamMetadata = MetadataInfo.Create(mediaLoader.AudioStream);
resource.Streams.Add(AudioStream.Create(audioStreamMetadata));
}
if (mediaLoader.HasVideo)
{
var videoStreamMetadata = MetadataInfo.Create(mediaLoader.VideoStream);
resource.Streams.Add(VideoStream.Create(videoStreamMetadata));
}
return(resource);
}
