# MXF output

Media Blocks SDK .Net

MXF (Material Exchange Format): A container format designed for professional digital video and audio media, defined by SMPTE standards. It is used in the broadcasting industry to support stream-based workflows with full metadata and timecode support.

Use the MXFSinkSettings class to set the parameters.

# Block info

Name: MXFSinkBlock.

Pin direction	Media type	Pins count
Input audio	PCM (S16, S24, S32, U8)	one or more
	audio/x-alaw
	audio/x-ac3
	audio/mpeg [1,2]
Input video	video/mpeg [1,2,4]	one or more
	video/x-dv
	video/x-h264
	video/x-dnxhd
	RGB/RGBA/YUV
	image/x-jpc

# The sample pipeline

graph LR;
    UniversalSourceBlock-->H264EncoderBlock;
    UniversalSourceBlock-->MP2EncoderBlock;
    H264EncoderBlock-->MXFSinkBlock;
    MP2EncoderBlock-->MXFSinkBlock;

# Sample code

var pipeline = new MediaBlocksPipeline();

var filename = "test.mp4";
var fileSource = new UniversalSourceBlock(await UniversalSourceSettings.CreateAsync(new Uri(filename)));

var audioEncoderBlock = new MP2EncoderBlock(new MP2EncoderSettings() { Bitrate = 192 });
pipeline.Connect(fileSource.AudioOutput, audioEncoderBlock.Input);

var h264EncoderBlock = new H264EncoderBlock(new OpenH264EncoderSettings());
pipeline.Connect(fileSource.VideoOutput, h264EncoderBlock.Input);

var sinkBlock = new MXFSinkBlock(new MXFSinkSettings(@"output.mxf", MXFVideoStreamType.H264, MXFAudioStreamType.MPEG));
pipeline.Connect(h264EncoderBlock.Output, sinkBlock.CreateNewInput(MediaBlockPadMediaType.Video));
pipeline.Connect(audioEncoderBlock.Output, sinkBlock.CreateNewInput(MediaBlockPadMediaType.Audio));

await pipeline.StartAsync();

# Platforms

Windows, macOS, Linux, iOS, Android.