Files
2023-03-12 20:34:16 +00:00

98 lines
2.4 KiB
C#

// Copyright (c) 2021 homuler
//
// Use of this source code is governed by an MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT.
using System;
namespace Mediapipe
{
public class FloatArrayPacket : Packet<float[]>
{
private int _length = -1;
public int length
{
get => _length;
set
{
if (_length >= 0)
{
throw new InvalidOperationException("Length is already set and cannot be changed");
}
_length = value;
}
}
/// <summary>
/// Creates an empty <see cref="FloatArrayPacket" /> instance.
/// </summary>
public FloatArrayPacket() : base(true) { }
[UnityEngine.Scripting.Preserve]
public FloatArrayPacket(IntPtr ptr, bool isOwner = true) : base(ptr, isOwner) { }
public FloatArrayPacket(float[] value) : base()
{
UnsafeNativeMethods.mp__MakeFloatArrayPacket__Pf_i(value, value.Length, out var ptr).Assert();
this.ptr = ptr;
length = value.Length;
}
public FloatArrayPacket(float[] value, Timestamp timestamp) : base()
{
UnsafeNativeMethods.mp__MakeFloatArrayPacket_At__Pf_i_Rt(value, value.Length, timestamp.mpPtr, out var ptr).Assert();
GC.KeepAlive(timestamp);
this.ptr = ptr;
length = value.Length;
}
public FloatArrayPacket At(Timestamp timestamp)
{
var packet = At<FloatArrayPacket>(timestamp);
packet.length = length;
return packet;
}
public override float[] Get()
{
if (length < 0)
{
throw new InvalidOperationException("The array's length is unknown, set Length first");
}
var result = new float[length];
UnsafeNativeMethods.mp_Packet__GetFloatArray_i(mpPtr, length, out var arrayPtr).Assert();
GC.KeepAlive(this);
unsafe
{
var src = (float*)arrayPtr;
for (var i = 0; i < result.Length; i++)
{
result[i] = *src++;
}
}
UnsafeNativeMethods.delete_array__Pf(arrayPtr);
return result;
}
public override StatusOr<float[]> Consume()
{
throw new NotSupportedException();
}
public override Status ValidateAsType()
{
UnsafeNativeMethods.mp_Packet__ValidateAsFloatArray(mpPtr, out var statusPtr).Assert();
GC.KeepAlive(this);
return new Status(statusPtr);
}
}
}