public void Disposed_ThrowsException()
{
var decoder = new H264Decoder(Stream.Null);
decoder.Dispose();
Assert.Throws <ObjectDisposedException>(() => decoder.Start());
Assert.Throws <ObjectDisposedException>(() => decoder.FrameBuffer.CopyFramebuffer(Array.Empty <byte>()));
Assert.Throws <ObjectDisposedException>(() => decoder.Decode());
}
public void CopyFrameBuffer_ThrowsOnWrongSize()
{
using (var stream = File.OpenRead("video.h264"))
using (var decoder = new H264Decoder(stream))
{
var frameBuffer = decoder.FrameBuffer;
frameBuffer.FrameReceived += (sender, e) =>
{
byte[] array = new byte[20];
Assert.Throws <ArgumentOutOfRangeException>(() => frameBuffer.CopyFramebuffer(array));
};
decoder.Decode();
}
}
public unsafe void DecodeTest()
{
int frameCount = 0;
var imageHashes = new List <string>();
using (var stream = File.OpenRead("video.h264"))
using (var decoder = new H264Decoder(stream))
{
var frameBuffer = decoder.FrameBuffer;
frameBuffer.FrameReceived += (sender, e) =>
{
Assert.Equal(1334, frameBuffer.Height);
Assert.Equal(3000, frameBuffer.Stride);
Assert.Equal(750, frameBuffer.Width);
Assert.Equal(750, frameBuffer.AlignedWidth);
Assert.Equal(1334, frameBuffer.AlignedHeight);
byte[] array = new byte[frameBuffer.FrameBufferSize];
frameBuffer.CopyFramebuffer(array);
fixed(byte *ptr = array)
{
// Only reason we do this is to make sure the framebuffer data is relevant
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
using (var bitmap = new Bitmap(frameBuffer.Width, frameBuffer.Height, frameBuffer.Stride, PixelFormat.Format24bppRgb, (IntPtr)ptr))
{
bitmap.Save($"stream-frame.{frameCount}.jpg", ImageFormat.Jpeg);
}
}
}
frameCount++;
};
decoder.Decode();
}
Assert.Equal(5, frameCount);
}