aboutsummaryrefslogtreecommitdiff
path: root/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs
diff options
context:
space:
mode:
Diffstat (limited to 'Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs')
-rw-r--r--Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs75
1 files changed, 0 insertions, 75 deletions
diff --git a/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs b/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs
deleted file mode 100644
index db2d39e5..00000000
--- a/Ryujinx.Graphics.Nvdec/VDec/BitStreamWriter.cs
+++ /dev/null
@@ -1,75 +0,0 @@
-using System.IO;
-
-namespace Ryujinx.Graphics.VDec
-{
- class BitStreamWriter
- {
- private const int BufferSize = 8;
-
- private Stream _baseStream;
-
- private int _buffer;
- private int _bufferPos;
-
- public BitStreamWriter(Stream baseStream)
- {
- _baseStream = baseStream;
- }
-
- public void WriteBit(bool value)
- {
- WriteBits(value ? 1 : 0, 1);
- }
-
- public void WriteBits(int value, int valueSize)
- {
- int valuePos = 0;
-
- int remaining = valueSize;
-
- while (remaining > 0)
- {
- int copySize = remaining;
-
- int free = GetFreeBufferBits();
-
- if (copySize > free)
- {
- copySize = free;
- }
-
- int mask = (1 << copySize) - 1;
-
- int srcShift = (valueSize - valuePos) - copySize;
- int dstShift = (BufferSize - _bufferPos) - copySize;
-
- _buffer |= ((value >> srcShift) & mask) << dstShift;
-
- valuePos += copySize;
- _bufferPos += copySize;
- remaining -= copySize;
- }
- }
-
- private int GetFreeBufferBits()
- {
- if (_bufferPos == BufferSize)
- {
- Flush();
- }
-
- return BufferSize - _bufferPos;
- }
-
- public void Flush()
- {
- if (_bufferPos != 0)
- {
- _baseStream.WriteByte((byte)_buffer);
-
- _buffer = 0;
- _bufferPos = 0;
- }
- }
- }
-} \ No newline at end of file