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Introduce variable for buffer.AsSpan(bufferStartIdx)

pull/1724/head
Brian Popow 5 years ago
parent
c61ce85fb7
commit
4e5dec9f4f
4 changed files with 20 additions and 16 deletions
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  1. 5
      src/ImageSharp/Formats/Tiff/PhotometricInterpretation/BlackIsZero24TiffColor{TPixel}.cs
  2. 13
      src/ImageSharp/Formats/Tiff/PhotometricInterpretation/Rgb242424TiffColor{TPixel}.cs
  3. 13
      src/ImageSharp/Formats/Tiff/PhotometricInterpretation/Rgb24PlanarTiffColor{TPixel}.cs
  4. 5
      src/ImageSharp/Formats/Tiff/PhotometricInterpretation/WhiteIsZero24TiffColor{TPixel}.cs

5
src/ImageSharp/Formats/Tiff/PhotometricInterpretation/BlackIsZero24TiffColor{TPixel}.cs
View File

@ -32,6 +32,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
byte[] buffer = new byte[4];
int bufferStartIdx = this.isBigEndian ? 1 : 0;
Span<byte> bufferSpan = buffer.AsSpan(bufferStartIdx);
int offset = 0;
for (int y = top; y < top + height; y++)
{
@ -40,7 +41,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong intensity = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
@ -51,7 +52,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong intensity = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;

13
src/ImageSharp/Formats/Tiff/PhotometricInterpretation/Rgb242424TiffColor{TPixel}.cs
View File

@ -33,6 +33,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
byte[] buffer = new byte[4];
int bufferStartIdx = this.isBigEndian ? 1 : 0;
Span<byte> bufferSpan = buffer.AsSpan(bufferStartIdx);
for (int y = top; y < top + height; y++)
{
Span<TPixel> pixelRow = pixels.GetRowSpan(y).Slice(left, width);
@ -41,15 +42,15 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong r = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong g = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong b = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
@ -60,15 +61,15 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong r = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong g = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong b = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;

13
src/ImageSharp/Formats/Tiff/PhotometricInterpretation/Rgb24PlanarTiffColor{TPixel}.cs
View File

@ -36,6 +36,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
Span<byte> redData = data[0].GetSpan();
Span<byte> greenData = data[1].GetSpan();
Span<byte> blueData = data[2].GetSpan();
Span<byte> bufferSpan = buffer.AsSpan(bufferStartIdx);
int offset = 0;
for (int y = top; y < top + height; y++)
@ -45,11 +46,11 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
redData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
redData.Slice(offset, 3).CopyTo(bufferSpan);
ulong r = TiffUtils.ConvertToUIntBigEndian(buffer);
greenData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
greenData.Slice(offset, 3).CopyTo(bufferSpan);
ulong g = TiffUtils.ConvertToUIntBigEndian(buffer);
blueData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
blueData.Slice(offset, 3).CopyTo(bufferSpan);
ulong b = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
@ -61,11 +62,11 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
redData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
redData.Slice(offset, 3).CopyTo(bufferSpan);
ulong r = TiffUtils.ConvertToUIntLittleEndian(buffer);
greenData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
greenData.Slice(offset, 3).CopyTo(bufferSpan);
ulong g = TiffUtils.ConvertToUIntLittleEndian(buffer);
blueData.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
blueData.Slice(offset, 3).CopyTo(bufferSpan);
ulong b = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;

5
src/ImageSharp/Formats/Tiff/PhotometricInterpretation/WhiteIsZero24TiffColor{TPixel}.cs
View File

@ -32,6 +32,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
byte[] buffer = new byte[4];
int bufferStartIdx = this.isBigEndian ? 1 : 0;
Span<byte> bufferSpan = buffer.AsSpan(bufferStartIdx);
int offset = 0;
for (int y = top; y < top + height; y++)
{
@ -40,7 +41,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong intensity = TiffUtils.ConvertToUIntBigEndian(buffer);
offset += 3;
@ -51,7 +52,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff.PhotometricInterpretation
{
for (int x = 0; x < pixelRow.Length; x++)
{
data.Slice(offset, 3).CopyTo(buffer.AsSpan(bufferStartIdx));
data.Slice(offset, 3).CopyTo(bufferSpan);
ulong intensity = TiffUtils.ConvertToUIntLittleEndian(buffer);
offset += 3;

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