mirror of https://github.com/SixLabors/ImageSharp
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53 lines
1.4 KiB
53 lines
1.4 KiB
// Copyright (c) Six Labors and contributors.
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// Licensed under the Apache License, Version 2.0.
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using System.Buffers;
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using System.IO;
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namespace SixLabors.ImageSharp
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{
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/// <summary>
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/// Extension methods for the <see cref="Stream"/> type.
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/// </summary>
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internal static class StreamExtensions
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{
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/// <summary>
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/// Skips the number of bytes in the given stream.
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/// </summary>
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/// <param name="stream">The stream.</param>
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/// <param name="count">The count.</param>
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public static void Skip(this Stream stream, int count)
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{
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if (count < 1)
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{
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return;
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}
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if (stream.CanSeek)
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{
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stream.Seek(count, SeekOrigin.Current); // Position += count;
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}
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else
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{
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byte[] foo = ArrayPool<byte>.Shared.Rent(count);
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try
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{
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while (count > 0)
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{
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int bytesRead = stream.Read(foo, 0, count);
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if (bytesRead == 0)
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{
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break;
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}
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count -= bytesRead;
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}
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}
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finally
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{
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ArrayPool<byte>.Shared.Return(foo);
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}
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}
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}
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}
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}
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