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