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Add IPdfImage.RawBytes

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This commit is contained in:
Jason Nelson 2024-04-03 21:53:50 -07:00 committed by BobLd
parent bd95adf4bc
commit 49c155cca2
3 changed files with 18 additions and 8 deletions
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9
src/UglyToad.PdfPig/Content/IPdfImage.cs
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@ -39,6 +39,11 @@
/// </summary>
ReadOnlyMemory<byte> RawMemory { get; }
/// <summary>
/// The encoded memory span of the image with all filters still applied.
/// </summary>
ReadOnlySpan<byte> RawBytes { get; }
/// <summary>
/// The color rendering intent to be used when rendering the image.
/// </summary>
@ -90,10 +95,10 @@
ColorSpaceDetails? ColorSpaceDetails { get; }
/// <summary>
/// Get the decoded bytes of the image if applicable. For JPEG images and some other types the
/// Get the decoded memory of the image if applicable. For JPEG images and some other types the
/// <see cref="RawMemory"/> should be used directly.
/// </summary>
bool TryGetMemory(out ReadOnlyMemory<byte> bytes);
bool TryGetMemory(out ReadOnlyMemory<byte> memory);
/// <summary>
/// Try to convert the image to PNG. Doesn't support conversion of JPG to PNG.

14
src/UglyToad.PdfPig/Content/InlineImage.cs
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@ -49,7 +49,10 @@
public bool Interpolate { get; }
/// <inheritdoc />
public ReadOnlyMemory<byte> RawMemory { get; }
public ReadOnlyMemory<byte> RawMemory { get; }
/// <inheritdoc />
public ReadOnlySpan<byte> RawBytes => RawMemory.Span;
/// <inheritdoc />
public ColorSpaceDetails ColorSpaceDetails { get; }
@ -61,7 +64,7 @@
RenderingIntent renderingIntent,
bool interpolate,
IReadOnlyList<double> decode,
ReadOnlyMemory<byte> bytes,
ReadOnlyMemory<byte> rawMemory,
IReadOnlyList<IFilter> filters,
DictionaryToken streamDictionary,
ColorSpaceDetails colorSpaceDetails)
@ -75,8 +78,7 @@
RenderingIntent = renderingIntent;
Interpolate = interpolate;
ImageDictionary = streamDictionary;
RawMemory = bytes;
RawMemory = rawMemory;
ColorSpaceDetails = colorSpaceDetails;
var supportsFilters = true;
@ -91,14 +93,14 @@
memoryFactory = supportsFilters ? new Lazy<ReadOnlyMemory<byte>>(() =>
{
var b = bytes.ToArray();
var b = rawMemory.Span;
for (var i = 0; i < filters.Count; i++)
{
var filter = filters[i];
b = filter.Decode(b, streamDictionary, i);
}
return b;
return b.ToArray();
}) : null;
}

3
src/UglyToad.PdfPig/XObjects/XObjectImage.cs
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@ -58,6 +58,9 @@
/// <inheritdoc />
public ReadOnlyMemory<byte> RawMemory { get; }
/// <inheritdoc />
public ReadOnlySpan<byte> RawBytes => RawMemory.Span;
/// <inheritdoc />
public ColorSpaceDetails? ColorSpaceDetails { get; }