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5 changed files with 29 additions and 32 deletions

@ -0,0 +1,12 @@
using System;
namespace Quik.Stb
{
[AttributeUsage(System.AttributeTargets.All, Inherited = false, AllowMultiple = true)]
internal sealed class NativeTypeNameAttribute : System.Attribute
{
public NativeTypeNameAttribute(string typename)
{
}
}
}

@ -14,7 +14,7 @@
<!-- Nuget Properties. --> <!-- Nuget Properties. -->
<GeneratePackageOnBuild>True</GeneratePackageOnBuild> <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
<PackageId>ReFuel.StbImage</PackageId> <PackageId>ReFuel.StbImage</PackageId>
<Version>2.0.2-rc.0</Version> <Version>2.0.1</Version>
<Authors>STBI Authors, H. Utku Maden</Authors> <Authors>STBI Authors, H. Utku Maden</Authors>
<Description> <Description>
A C# wrapper for the ubiquitous stb_image.h and stb_image_write.h library. A C# wrapper for the ubiquitous stb_image.h and stb_image_write.h library.
@ -26,10 +26,7 @@
<RepositoryUrl>https://git.mixedup.dev/ReFuel/ReFuel.StbImage</RepositoryUrl> <RepositoryUrl>https://git.mixedup.dev/ReFuel/ReFuel.StbImage</RepositoryUrl>
<RepositoryType>git</RepositoryType> <RepositoryType>git</RepositoryType>
<PackageTags>stb; stb_image; stbi; image; load; save; read; write</PackageTags> <PackageTags>stb; stb_image; stbi; image; load; save; read; write</PackageTags>
<PackageReleaseNotes># 2.0.2 <PackageReleaseNotes># 2.0.1
* Fixed calling convention related execution engine exception for the Windows platform.
# 2.0.1
* Enabled optimizations across the board for native and managed assemblies. * Enabled optimizations across the board for native and managed assemblies.
# 2.0.0 # 2.0.0

@ -33,7 +33,6 @@ namespace ReFuel.Stb
/// Internal image format. /// Internal image format.
/// </summary> /// </summary>
public StbiImageFormat Format { get; } public StbiImageFormat Format { get; }
/// <summary> /// <summary>
/// True if the image is a floating point image. /// True if the image is a floating point image.
/// </summary> /// </summary>
@ -67,7 +66,7 @@ namespace ReFuel.Stb
StbiImageFormat.GreyAlpha => 2, StbiImageFormat.GreyAlpha => 2,
StbiImageFormat.Rgb => 3, StbiImageFormat.Rgb => 3,
StbiImageFormat.Rgba => 4, StbiImageFormat.Rgba => 4,
_ => throw new Exception("unknown image format") _ => throw new Exception("unkown image format")
} * (IsFloat ? sizeof(float) : sizeof(byte)); } * (IsFloat ? sizeof(float) : sizeof(byte));
return new ReadOnlySpan<T>((T*)ImagePointer, Width * Height * sz / sizeof(T)); return new ReadOnlySpan<T>((T*)ImagePointer, Width * Height * sz / sizeof(T));
@ -81,7 +80,7 @@ namespace ReFuel.Stb
/// Incurs a conversion cost if the image format is not a byte format. Affected by non-thread safe global options. /// Incurs a conversion cost if the image format is not a byte format. Affected by non-thread safe global options.
/// </remarks> /// </remarks>
public void WritePng(Stream dest) => WritePng(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat); public void WritePng(Stream dest) => WritePng(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat);
/// <summary> /// <summary>
/// Write image to a BMP file. /// Write image to a BMP file.
/// </summary> /// </summary>
@ -90,7 +89,7 @@ namespace ReFuel.Stb
/// Incurs a conversion cost if the image format is not a byte format. Affected by non-thread safe global options. /// Incurs a conversion cost if the image format is not a byte format. Affected by non-thread safe global options.
/// </remarks> /// </remarks>
public void WriteBmp(Stream dest) => WriteBmp(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat); public void WriteBmp(Stream dest) => WriteBmp(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat);
/// <summary> /// <summary>
/// Write image to a TGA file. /// Write image to a TGA file.
/// </summary> /// </summary>
@ -99,7 +98,7 @@ namespace ReFuel.Stb
/// Incurs a conversion cost if the image format is not a byte format. Ignores alpha channel. Affected by non-thread safe global options. /// Incurs a conversion cost if the image format is not a byte format. Ignores alpha channel. Affected by non-thread safe global options.
/// </remarks> /// </remarks>
public void WriteTga(Stream dest) => WriteTga(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat); public void WriteTga(Stream dest) => WriteTga(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat);
/// <summary> /// <summary>
/// Write image to a PNG file. /// Write image to a PNG file.
/// </summary> /// </summary>
@ -108,12 +107,11 @@ namespace ReFuel.Stb
/// Incurs a conversion cost if the image format is not a float format. Affected by non-thread safe global options. /// Incurs a conversion cost if the image format is not a float format. Affected by non-thread safe global options.
/// </remarks> /// </remarks>
public void WriteHdr(Stream dest) => WriteHdr(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat); public void WriteHdr(Stream dest) => WriteHdr(AsSpan<byte>(), Width, Height, Format, dest, isFloat: IsFloat);
/// <summary> /// <summary>
/// Write image to a PNG file. /// Write image to a PNG file.
/// </summary> /// </summary>
/// <param name="dest">The destination stream.</param> /// <param name="dest">The destination stream.</param>
/// <param name="quality">The JPEG quality factor.</param>
/// <remarks> /// <remarks>
/// Incurs a conversion cost if the image format is not a byte format. Ignores alpha channel. Affected by non-thread safe global options. /// Incurs a conversion cost if the image format is not a byte format. Ignores alpha channel. Affected by non-thread safe global options.
/// </remarks> /// </remarks>
@ -151,7 +149,7 @@ namespace ReFuel.Stb
/// According to the stb_image documentation, only iPhone PNG images /// According to the stb_image documentation, only iPhone PNG images
/// can come with premultiplied alpha. /// can come with premultiplied alpha.
/// </remarks> /// </remarks>
public static bool UnpremultiplyOnLoad { set => Stbi.set_unpremultiply_on_load(value ? 1 : 0); } public static bool UnpremultiplyOnLoad { set => Stbi.set_unpremultiply_on_load(1); }
/// <summary> /// <summary>
/// Force a filter on PNG filter when saving. /// Force a filter on PNG filter when saving.
@ -203,13 +201,13 @@ namespace ReFuel.Stb
/// <param name="image">The resulting image.</param> /// <param name="image">The resulting image.</param>
/// <param name="stream">Source stream.</param> /// <param name="stream">Source stream.</param>
/// <param name="format">The desired image format.</param> /// <param name="format">The desired image format.</param>
/// <param name="asFloat">The buffer uses floating point pixels if true.</param>
/// <returns>True on success.</returns> /// <returns>True on success.</returns>
public static bool TryLoad([NotNullWhen(true)] out StbImage? image, Stream stream, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false) public static bool TryLoad([NotNullWhen(true)] out StbImage? image, Stream stream, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false)
{ {
int x, y, iFormat; int x, y, iFormat;
StbiStreamWrapper wrapper = new StbiStreamWrapper(stream, true); StbiStreamWrapper wrapper = new StbiStreamWrapper(stream, true);
wrapper.CreateCallbacks(out stbi_io_callbacks cb); wrapper.CreateCallbacks(out stbi_io_callbacks cb);
stream.Position = 0; stream.Position = 0;
IntPtr imagePtr; IntPtr imagePtr;
if (asFloat) if (asFloat)
@ -239,7 +237,6 @@ namespace ReFuel.Stb
/// <param name="image">The resulting image.</param> /// <param name="image">The resulting image.</param>
/// <param name="span">Source memory span.</param> /// <param name="span">Source memory span.</param>
/// <param name="format">The desired image format.</param> /// <param name="format">The desired image format.</param>
/// <param name="asFloat">The buffer uses floating point pixels if true.</param>
/// <returns>True on success.</returns> /// <returns>True on success.</returns>
public static bool TryLoad([NotNullWhen(true)] out StbImage? image, ReadOnlySpan<byte> span, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false) public static bool TryLoad([NotNullWhen(true)] out StbImage? image, ReadOnlySpan<byte> span, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false)
{ {
@ -274,7 +271,6 @@ namespace ReFuel.Stb
/// </summary> /// </summary>
/// <param name="stream">The stream to load from.</param> /// <param name="stream">The stream to load from.</param>
/// <param name="format">The desired image format.</param> /// <param name="format">The desired image format.</param>
/// <param name="asFloat">The buffer uses floating point pixels if true.</param>
/// <returns>The image object.</returns> /// <returns>The image object.</returns>
public static StbImage Load(Stream stream, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false) public static StbImage Load(Stream stream, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false)
{ {
@ -292,7 +288,6 @@ namespace ReFuel.Stb
/// </summary> /// </summary>
/// <param name="span">The span of memory to load from.</param> /// <param name="span">The span of memory to load from.</param>
/// <param name="format">The desired image format.</param> /// <param name="format">The desired image format.</param>
/// <param name="asFloat">The buffer uses floating point pixels if true.</param>
/// <returns>The image object.</returns> /// <returns>The image object.</returns>
public static StbImage Load(ReadOnlySpan<byte> span, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false) public static StbImage Load(ReadOnlySpan<byte> span, StbiImageFormat format = StbiImageFormat.Default, bool asFloat = false)
{ {
@ -394,7 +389,7 @@ namespace ReFuel.Stb
/// <param name="data">Span of pixel data.</param> /// <param name="data">Span of pixel data.</param>
/// <param name="width">Width of the pixel data in pixels.</param> /// <param name="width">Width of the pixel data in pixels.</param>
/// <param name="height">Height of the pixel data in pixels.</param> /// <param name="height">Height of the pixel data in pixels.</param>
/// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat"/>.</param> /// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat.StbiImageFormat"/>.</param>
/// <param name="destination">The destination stream.</param> /// <param name="destination">The destination stream.</param>
/// <param name="isFloat">True if the pixel format in data is a floating point format.</param> /// <param name="isFloat">True if the pixel format in data is a floating point format.</param>
/// <remarks> /// <remarks>
@ -430,7 +425,7 @@ namespace ReFuel.Stb
/// <param name="data">Span of pixel data.</param> /// <param name="data">Span of pixel data.</param>
/// <param name="width">Width of the pixel data in pixels.</param> /// <param name="width">Width of the pixel data in pixels.</param>
/// <param name="height">Height of the pixel data in pixels.</param> /// <param name="height">Height of the pixel data in pixels.</param>
/// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat"/>.</param> /// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat.StbiImageFormat"/>.</param>
/// <param name="destination">The destination stream.</param> /// <param name="destination">The destination stream.</param>
/// <param name="isFloat">True if the pixel format in data is a floating point format.</param> /// <param name="isFloat">True if the pixel format in data is a floating point format.</param>
/// <remarks> /// <remarks>
@ -466,7 +461,7 @@ namespace ReFuel.Stb
/// <param name="data">Span of pixel data.</param> /// <param name="data">Span of pixel data.</param>
/// <param name="width">Width of the pixel data in pixels.</param> /// <param name="width">Width of the pixel data in pixels.</param>
/// <param name="height">Height of the pixel data in pixels.</param> /// <param name="height">Height of the pixel data in pixels.</param>
/// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat"/>.</param> /// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat.StbiImageFormat"/>.</param>
/// <param name="destination">The destination stream.</param> /// <param name="destination">The destination stream.</param>
/// <param name="isFloat">True if the pixel format in data is a floating point format.</param> /// <param name="isFloat">True if the pixel format in data is a floating point format.</param>
/// <remarks> /// <remarks>
@ -502,7 +497,7 @@ namespace ReFuel.Stb
/// <param name="data">Span of pixel data.</param> /// <param name="data">Span of pixel data.</param>
/// <param name="width">Width of the pixel data in pixels.</param> /// <param name="width">Width of the pixel data in pixels.</param>
/// <param name="height">Height of the pixel data in pixels.</param> /// <param name="height">Height of the pixel data in pixels.</param>
/// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat"/>.</param> /// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat.StbiImageFormat"/>.</param>
/// <param name="destination">The destination stream.</param> /// <param name="destination">The destination stream.</param>
/// <param name="isFloat">True if the pixel format in data is a floating point format.</param> /// <param name="isFloat">True if the pixel format in data is a floating point format.</param>
/// <remarks> /// <remarks>
@ -538,9 +533,8 @@ namespace ReFuel.Stb
/// <param name="data">Span of pixel data.</param> /// <param name="data">Span of pixel data.</param>
/// <param name="width">Width of the pixel data in pixels.</param> /// <param name="width">Width of the pixel data in pixels.</param>
/// <param name="height">Height of the pixel data in pixels.</param> /// <param name="height">Height of the pixel data in pixels.</param>
/// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat"/>.</param> /// <param name="format">Color format of the pixel data. Must not be <see cref="StbiImageFormat.StbiImageFormat"/>.</param>
/// <param name="destination">The destination stream.</param> /// <param name="destination">The destination stream.</param>
/// <param name="quality">The JPEG quality factor.</param>
/// <param name="isFloat">True if the pixel format in data is a floating point format.</param> /// <param name="isFloat">True if the pixel format in data is a floating point format.</param>
/// <remarks> /// <remarks>
/// This will incur a conversion cost if the pixel format is not a byte format. Ignores the alpha channel. Affected by global non-thread safe options. /// This will incur a conversion cost if the pixel format is not a byte format. Ignores the alpha channel. Affected by global non-thread safe options.
@ -568,4 +562,4 @@ namespace ReFuel.Stb
Stbi.write_jpg_to_func(wrapper, null, width, height, components, ptr, quality); Stbi.write_jpg_to_func(wrapper, null, width, height, components, ptr, quality);
} }
} }
} }

@ -12,23 +12,18 @@ namespace ReFuel.Stb
/// <param name="buffer">C array to read into.</param> /// <param name="buffer">C array to read into.</param>
/// <param name="count">Size of the C array in bytes.</param> /// <param name="count">Size of the C array in bytes.</param>
/// <returns>The number of bytes read from the stream.</returns> /// <returns>The number of bytes read from the stream.</returns>
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
public unsafe delegate int StbiReadProc(void *userdata, byte* buffer, int count); public unsafe delegate int StbiReadProc(void *userdata, byte* buffer, int count);
/// <summary> /// <summary>
/// Pointer to STBI stream skip function. /// Pointer to STBI stream skip function.
/// </summary> /// </summary>
/// <param name="userdata">User provided userdata pointer.</param> /// <param name="userdata">User provided userdata pointer.</param>
/// <param name="count">Number of bytes to skip.</param> /// <param name="count">Number of bytes to skip.</param>
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
public unsafe delegate void StbiSkipProc(void *userdata, int count); public unsafe delegate void StbiSkipProc(void *userdata, int count);
/// <summary> /// <summary>
/// Pointer to STBI stream end of file function. /// Pointer to STBI stream end of file function.
/// </summary> /// </summary>
/// <param name="userdata">User provided userdata pointer.</param> /// <param name="userdata">User provided userdata pointer.</param>
/// <returns>Non-zero value if the end of the stream has been reached.</returns> /// <returns>Non-zero value if the end of the stream has been reached.</returns>
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
public unsafe delegate int StbiEofProc(void *userdata); public unsafe delegate int StbiEofProc(void *userdata);
/// <summary> /// <summary>
@ -128,4 +123,4 @@ namespace ReFuel.Stb
public static implicit operator IntPtr(in StbiWriteStreamWrapper wrapper) => wrapper.Callback; public static implicit operator IntPtr(in StbiWriteStreamWrapper wrapper) => wrapper.Callback;
} }
} }

@ -9,7 +9,6 @@ namespace ReFuel.Stb.Native
/// <param name="context">User provided context pointer.</param> /// <param name="context">User provided context pointer.</param>
/// <param name="data">C Array of data to write.</param> /// <param name="data">C Array of data to write.</param>
/// <param name="size">Size of the C array in bytes.</param> /// <param name="size">Size of the C array in bytes.</param>
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
public unsafe delegate void StbiWriteProc(void* context, void* data, int size); public unsafe delegate void StbiWriteProc(void* context, void* data, int size);
public unsafe partial class Stbi public unsafe partial class Stbi
@ -25,7 +24,7 @@ namespace ReFuel.Stb.Native
} }
public static int write_png_compression_level public static int write_png_compression_level
{ {
get => *_png_compression_level_ptr; get => *_png_compression_level_ptr;
set => *_png_compression_level_ptr = value; set => *_png_compression_level_ptr = value;
} }