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typedef enum tagPDFCOMP_PICTURECOMPTYPE{PDFCOMP_PICTURECOMPTYPE_JPEG = 0,PDFCOMP_PICTURECOMPTYPE_JPEG_YUV422,PDFCOMP_PICTURECOMPTYPE_JPEG_YUV411,PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE,PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE_YUV422,PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE_YUV411,PDFCOMP_PICTURECOMPTYPE_ZIP ,PDFCOMP_PICTURECOMPTYPE_LZW,} PDFCOMP_PICTURECOMPTYPE, *LPPDFCOMP_PICTURECOMPTYPE;
The PDFCOMP_PICTURECOMPTYPE enumerated type represents the values used to determine the Compression type to be used with Picture images. This enumerated type is used by the compPicture member of the PDFCOMPRESSION structure.
Member |
Description |
PDFCOMP_PICTURECOMPTYPE_JPEG |
[0] Use JPEG Compression. |
PDFCOMP_PICTURECOMPTYPE_JPEG_YUV422 |
[1] Uses JPEG YUV 4:2:2 Compression. |
PDFCOMP_PICTURECOMPTYPE_JPEG_YUV411 |
[2] Uses JPEG YUV 4:1:1 Compression. |
PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE |
[3] Uses JPEG Progressive Compression. |
PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE_YUV422 |
[4] Uses JPEG Progressive YUV 4:2:2 Compression. |
PDFCOMP_PICTURECOMPTYPE_JPEG_PROGRESSIVE_YUV411 |
[5] Uses JPEG Progressive YUV 4:1:1 Compression. |
PDFCOMP_PICTURECOMPTYPE_ZIP |
[6] Use Zip Compression. |
PDFCOMP_PICTURECOMPTYPE_LZW |
[7] Use LZW Compression. |