using System;
using System.IO;
using Hjg.Pngcs.Chunks;

namespace Hjg.Pngcs
{
	// Token: 0x02000038 RID: 56
	internal class PngIDatChunkOutputStream : ProgressiveOutputStream
	{
		// Token: 0x060001FC RID: 508 RVA: 0x0000815E File Offset: 0x0000635E
		public PngIDatChunkOutputStream(Stream outputStream_0)
			: this(outputStream_0, 32768)
		{
		}

		// Token: 0x060001FD RID: 509 RVA: 0x0000816C File Offset: 0x0000636C
		public PngIDatChunkOutputStream(Stream outputStream_0, int size)
			: base((size > 8) ? size : 32768)
		{
			this.outputStream = outputStream_0;
		}

		// Token: 0x060001FE RID: 510 RVA: 0x00008188 File Offset: 0x00006388
		protected override void FlushBuffer(byte[] b, int len)
		{
			new ChunkRaw(len, ChunkHelper.b_IDAT, false)
			{
				Data = b
			}.WriteChunk(this.outputStream);
		}

		// Token: 0x060001FF RID: 511 RVA: 0x000081B5 File Offset: 0x000063B5
		public override void Close()
		{
			this.Flush();
		}

		// Token: 0x04000111 RID: 273
		private const int SIZE_DEFAULT = 32768;

		// Token: 0x04000112 RID: 274
		private readonly Stream outputStream;
	}
}