wincodec.h header

This header is used by Windows Imaging Component. For more information, see:

• Windows Imaging Component

wincodec.h contains the following programming interfaces:

Interfaces

IWICBitmap Defines methods that add the concept of writeability and static in-memory representations of bitmaps to IWICBitmapSource.
IWICBitmapClipper Exposes methods that produce a clipped version of the input bitmap for a specified rectangular region of interest.
IWICBitmapCodecInfo Exposes methods that provide information about a particular codec.
IWICBitmapCodecProgressNotification Exposes methods used for progress notification for encoders and decoders.
IWICBitmapDecoder Exposes methods that represent a decoder.
IWICBitmapDecoderInfo Exposes methods that provide information about a decoder.
IWICBitmapEncoder Defines methods for setting an encoder's properties such as thumbnails, frames, and palettes.
IWICBitmapEncoderInfo Exposes methods that provide information about an encoder.
IWICBitmapFlipRotator Exposes methods that produce a flipped (horizontal or vertical) and/or rotated (by 90 degree increments) bitmap source. The flip is done before the rotation.
IWICBitmapFrameDecode Defines methods for decoding individual image frames of an encoded file.
IWICBitmapFrameEncode Represents an encoder's individual image frames.
IWICBitmapLock Exposes methods that support the Lock method.
IWICBitmapScaler Represents a resized version of the input bitmap using a resampling or filtering algorithm.
IWICBitmapSource Exposes methods that refers to a source from which pixels are retrieved, but cannot be written back to.
IWICBitmapSourceTransform Exposes methods for offloading certain operations to the underlying IWICBitmapSource implementation.
IWICColorContext Exposes methods for color management.
IWICColorTransform Exposes methods that transforms an IWICBitmapSource from one color context to another.
IWICComponentInfo Exposes methods that provide component information.
IWICDdsDecoder Provides information and functionality specific to the DDS image format.
IWICDdsEncoder Enables writing DDS format specific information to an encoder.
IWICDdsFrameDecode Provides access to a single frame of DDS image data in its native DXGI_FORMAT form, as well as information about the image data.
IWICDevelopRaw Exposes methods that provide access to the capabilities of a raw codec format.
IWICDevelopRawNotificationCallback Exposes a callback method for raw image change nofications.
IWICEnumMetadataItem Exposes methods that provide enumeration services for individual metadata items.
IWICFastMetadataEncoder Exposes methods used for in-place metadata editing. A fast metadata encoder enables you to add and remove metadata to an image without having to fully re-encode the image.
IWICFormatConverter Represents an IWICBitmapSource that converts the image data from one pixel format to another, handling dithering and halftoning to indexed formats, palette translation and alpha thresholding.
IWICFormatConverterInfo Exposes methods that provide information about a pixel format converter.
IWICImageEncoder Encodes ID2D1Image interfaces to an IWICBitmapEncoder.
IWICImagingFactory Exposes methods used to create components for the Windows Imaging Component (WIC) such as decoders, encoders and pixel format converters.
IWICImagingFactory2 An extension of the WIC factory interface that includes the ability to create an IWICImageEncoder.
IWICJpegFrameDecode Exposes methods for decoding JPEG images. Provides access to the Start Of Frame (SOF) header, Start of Scan (SOS) header, the Huffman and Quantization tables, and the compressed JPEG JPEG data. Also enables indexing for efficient random access.
IWICJpegFrameEncode Exposes methods for writing compressed JPEG scan data directly to the WIC encoder's output stream. Also provides access to the Huffman and quantization tables.
IWICMetadataQueryReader Exposes methods for retrieving metadata blocks and items from a decoder or its image frames using a metadata query expression.
IWICMetadataQueryWriter Exposes methods for setting or removing metadata blocks and items to an encoder or its image frames using a metadata query expression.
IWICPalette Exposes methods for accessing and building a color table, primarily for indexed pixel formats.
IWICPixelFormatInfo Exposes methods that provide information about a pixel format.
IWICPixelFormatInfo2 Extends IWICPixelFormatInfo by providing additional information about a pixel format.
IWICPlanarBitmapFrameEncode Allows planar component image pixels to be written to an encoder.
IWICPlanarBitmapSourceTransform Provides access to planar Y’CbCr pixel formats where pixel components are stored in separate component planes.
IWICPlanarFormatConverter Allows a format converter to be initialized with a planar source.
IWICProgressCallback IWICProgressCallback interface is documented only for compliance; its use is not recommended and may be altered or unavailable in the future. Instead, and use RegisterProgressNotification.
IWICProgressiveLevelControl Exposes methods for obtaining information about and controlling progressive decoding.
IWICStream Represents a Windows Imaging Component (WIC) stream for referencing imaging and metadata content.

Functions

WICConvertBitmapSource Obtains a IWICBitmapSource in the desired pixel format from a given IWICBitmapSource.
WICCreateBitmapFromSection Returns a IWICBitmapSource that is backed by the pixels of a Windows Graphics Device Interface (GDI) section handle. (WICCreateBitmapFromSection)
WICCreateBitmapFromSectionEx Returns a IWICBitmapSource that is backed by the pixels of a Windows Graphics Device Interface (GDI) section handle. (WICCreateBitmapFromSectionEx)
WICMapGuidToShortName Obtains the short name associated with a given GUID.
WICMapSchemaToName Obtains the name associated with a given schema.
WICMapShortNameToGuid Obtains the GUID associated with the given short name.

Callback functions

PFNProgressNotification Application defined callback function called when codec component progress is made.

Structures

WICBitmapPattern Contains members that identify a pattern within an image file which can be used to identify a particular format.
WICBitmapPlane Specifies the pixel format, buffer, stride and size of a component plane for a planar pixel format.
WICBitmapPlaneDescription Specifies the pixel format and size of a component plane.
WICDdsFormatInfo Specifies the DXGI_FORMAT and block information of a DDS format.
WICDdsParameters Specifies the DDS image dimension, DXGI_FORMAT and alpha mode of contained data.
WICImageParameters This defines parameters that you can use to override the default parameters normally used when encoding an image.
WICJpegFrameHeader Represents a JPEG frame header. (WICJpegFrameHeader)
WICJpegScanHeader Represents a JPEG frame header. (WICJpegScanHeader)
WICRawCapabilitiesInfo Defines raw codec capabilities.
WICRawToneCurve Represents a raw image tone curve.
WICRawToneCurvePoint Represents a raw image tone curve point.
WICRect Represents a rectangle for Windows Imaging Component (WIC) API.

Enumerations

WIC8BIMIptcDigestProperties Specifies the identifiers of the metadata items in an 8BIM IPTC digest metadata block.
WIC8BIMIptcProperties Specifies the identifiers of the metadata items in an 8BIM IPTC block.
WIC8BIMResolutionInfoProperties Specifies the identifiers of the metadata items in an 8BIMResolutionInfo block.
WICBitmapAlphaChannelOption Specifies the desired alpha channel usage.
WICBitmapCreateCacheOption Specifies the desired cache usage.
WICBitmapDecoderCapabilities Specifies the capabilities of the decoder.
WICBitmapDitherType Specifies the type of dither algorithm to apply when converting between image formats.
WICBitmapEncoderCacheOption Specifies the cache options available for an encoder.
WICBitmapInterpolationMode Specifies the sampling or filtering mode to use when scaling an image.
WICBitmapLockFlags Specifies access to an IWICBitmap.
WICBitmapPaletteType Specifies the type of palette used for an indexed image format.
WICBitmapTransformOptions Specifies the flip and rotation transforms.
WICColorContextType Specifies the color context types.
WICComponentEnumerateOptions Specifies component enumeration options.
WICComponentSigning Specifies the component signing status.
WICComponentType Specifies the type of Windows Imaging Component (WIC) component.
WICDdsAlphaMode Specifies the meaning of pixel color component values contained in the DDS image.
WICDdsDimension Specifies the dimension type of the data contained in DDS image.
WICDecodeOptions Specifies decode options.
WICGifApplicationExtensionProperties Specifies the application extension metadata properties for a Graphics Interchange Format (GIF) image.
WICGifCommentExtensionProperties Specifies the comment extension metadata properties for a Graphics Interchange Format (GIF) image.
WICGifGraphicControlExtensionProperties Specifies the graphic control extension metadata properties that define the transitions between each frame animation for Graphics Interchange Format (GIF) images.
WICGifImageDescriptorProperties Specifies the image descriptor metadata properties for Graphics Interchange Format (GIF) frames.
WICGifLogicalScreenDescriptorProperties Specifies the logical screen descriptor properties for Graphics Interchange Format (GIF) metadata.
WICHeifCompressionOption Defines constants that specify High Efficiency Image Format (HEIF) compression options.
WICHeifHdrProperties Specifies the HDR properties of a High Efficiency Image Format (HEIF) image.
WICHeifProperties Specifies the properties of a High Efficiency Image Format (HEIF) image.
WICJpegChrominanceProperties Specifies the JPEG chrominance table property.
WICJpegCommentProperties Specifies the JPEG comment properties.
WICJpegIndexingOptions Specifies the options for indexing a JPEG image.
WICJpegLuminanceProperties Specifies the JPEG luminance table property.
WICJpegScanType Specifies the memory layout of pixel data in a JPEG image scan.
WICJpegTransferMatrix Specifies conversion matrix from Y'Cb'Cr' to R'G'B'.
WICJpegYCrCbSubsamplingOption Specifies the JPEG YCrCB subsampling options.
WICNamedWhitePoint Specifies named white balances for raw images.
WICPixelFormatNumericRepresentation Defines constants that specify a primitive type for numeric representation of a WIC pixel format.
WICPlanarOptions Specifies additional options to an IWICPlanarBitmapSourceTransform implementation.
WICPngBkgdProperties Specifies the Portable Network Graphics (PNG) background (bKGD) chunk metadata properties.
WICPngChrmProperties Specifies the Portable Network Graphics (PNG) cHRM chunk metadata properties for CIE XYZ chromaticity.
WICPngFilterOption Specifies the Portable Network Graphics (PNG) filters available for compression optimization.
WICPngGamaProperties Specifies the Portable Network Graphics (PNG) gAMA chunk metadata properties.
WICPngHistProperties Specifies the Portable Network Graphics (PNG) hIST chunk metadata properties.
WICPngIccpProperties Specifies the Portable Network Graphics (PNG) iCCP chunk metadata properties.
WICPngItxtProperties Specifies the Portable Network Graphics (PNG) iTXT chunk metadata properties.
WICPngSrgbProperties Specifies the Portable Network Graphics (PNG) sRGB chunk metadata properties.
WICPngTimeProperties Specifies the Portable Network Graphics (PNG) tIME chunk metadata properties.
WICProgressNotification Specifies when the progress notification callback should be called.
WICProgressOperation Specifies the progress operations to receive notifications for.
WICRawCapabilities Specifies the capability support of a raw image.
WICRawParameterSet Specifies the parameter set used by a raw codec.
WICRawRenderMode Specifies the render intent of the next CopyPixels call.
WICRawRotationCapabilities Specifies the rotation capabilities of the codec.
WICSectionAccessLevel Specifies the access level of a Windows Graphics Device Interface (GDI) section.
WICTiffCompressionOption Specifies the Tagged Image File Format (TIFF) compression options.
WICWebpAnimProperties Specifies the animation properties of a WebP image.
WICWebpAnmfProperties Specifies the animation frame properties of a WebP image.