ryujinx/Ryujinx.Graphics.Nvdec.H264/Surface.cs

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C#
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using FFmpeg.AutoGen;
using Ryujinx.Graphics.Video;
using System;
namespace Ryujinx.Graphics.Nvdec.H264
{
unsafe class Surface : ISurface
{
public AVFrame* Frame { get; }
public int RequestedWidth { get; }
public int RequestedHeight { get; }
public Plane YPlane => new Plane((IntPtr)Frame->data[0], Stride * Height);
public Plane UPlane => new Plane((IntPtr)Frame->data[1], UvStride * UvHeight);
public Plane VPlane => new Plane((IntPtr)Frame->data[2], UvStride * UvHeight);
public int Width => Frame->width;
public int Height => Frame->height;
public int Stride => Frame->linesize[0];
public int UvWidth => (Frame->width + 1) >> 1;
public int UvHeight => (Frame->height + 1) >> 1;
public int UvStride => Frame->linesize[1];
public Surface(int width, int height)
{
RequestedWidth = width;
RequestedHeight = height;
Frame = ffmpeg.av_frame_alloc();
}
public void Dispose()
{
ffmpeg.av_frame_unref(Frame);
ffmpeg.av_free(Frame);
}
}
}