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gdiplus: Add GIF background to the image properties.

This commit is contained in:
Dmitry Timoshkov 2012-09-25 12:53:08 +09:00 committed by Alexandre Julliard
parent 3bb4974dd4
commit a950a0549f
1 changed files with 18 additions and 1 deletions
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19
dlls/gdiplus/image.c
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@ -3195,6 +3195,18 @@ static PropertyItem *get_gif_comment(IWICMetadataReader *reader)
return comment;
}
static PropertyItem *get_gif_background(IWICMetadataReader *reader)
{
static const WCHAR backgroundW[] = { 'B','a','c','k','g','r','o','u','n','d','C','o','l','o','r','I','n','d','e','x',0 };
PropertyItem *background;
background = get_property(reader, &GUID_MetadataFormatLSD, backgroundW);
if (background)
background->id = PropertyTagIndexBackground;
return background;
}
static LONG get_gif_frame_delay(IWICBitmapFrameDecode *frame)
{
static const WCHAR delayW[] = { 'D','e','l','a','y',0 };
@ -3241,7 +3253,7 @@ static void gif_metadata_reader(GpBitmap *bitmap, IWICBitmapDecoder *decoder, UI
IWICMetadataBlockReader *block_reader;
IWICMetadataReader *reader;
UINT frame_count, block_count, i;
PropertyItem *delay = NULL, *comment = NULL;
PropertyItem *delay = NULL, *comment = NULL, *background = NULL;
IWICBitmapDecoder_GetFrameCount(decoder, &frame_count);
if (frame_count > 1)
@ -3285,6 +3297,9 @@ static void gif_metadata_reader(GpBitmap *bitmap, IWICBitmapDecoder *decoder, UI
if (!comment)
comment = get_gif_comment(reader);
if (!background)
background = get_gif_background(reader);
IWICMetadataReader_Release(reader);
}
}
@ -3294,9 +3309,11 @@ static void gif_metadata_reader(GpBitmap *bitmap, IWICBitmapDecoder *decoder, UI
if (delay) add_property(bitmap, delay);
if (comment) add_property(bitmap, comment);
if (background) add_property(bitmap, background);
GdipFree(delay);
GdipFree(comment);
GdipFree(background);
}
typedef void (*metadata_reader_func)(GpBitmap *bitmap, IWICBitmapDecoder *decoder, UINT frame);