home *** CD-ROM | disk | FTP | other *** search
- /* Copyright (C) 1992, 1995, 1996 Aladdin Enterprises. All rights reserved.
-
- This file is part of Aladdin Ghostscript.
-
- Aladdin Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author
- or distributor accepts any responsibility for the consequences of using it,
- or for whether it serves any particular purpose or works at all, unless he
- or she says so in writing. Refer to the Aladdin Ghostscript Free Public
- License (the "License") for full details.
-
- Every copy of Aladdin Ghostscript must include a copy of the License,
- normally in a plain ASCII text file named PUBLIC. The License grants you
- the right to copy, modify and redistribute Aladdin Ghostscript, but only
- under certain conditions described in the License. Among other things, the
- License requires that the copyright notice and this notice be preserved on
- all copies.
- */
-
- /* gsimage.h */
- /* Client interface to image painting */
- /* Requires gsstate.h */
- #include "gsiparam.h"
-
- /*
- * The image painting interface uses an enumeration style:
- * the client initializes an enumerator, then supplies data incrementally.
- */
- typedef struct gs_image_enum_s gs_image_enum;
- gs_image_enum *gs_image_enum_alloc(P2(gs_memory_t *, client_name_t));
- /*
- * image_init returns 1 for an empty image, 0 normally, <0 on error.
- * Note that image_init serves for both image and imagemask,
- * depending on the value of ImageMask in the image structure.
- */
- int gs_image_init(P4(gs_image_enum *penum, const gs_image_t *pim,
- bool MultipleDataSources, gs_state *pgs));
- int gs_image_next(P4(gs_image_enum *penum, const byte *dbytes,
- uint dsize, uint *pused));
- /*
- * Return the number of bytes of data per row
- * (per plane, if MultipleDataSources is true).
- */
- uint gs_image_bytes_per_row(P1(const gs_image_enum *penum));
- /* Clean up after processing an image. */
- void gs_image_cleanup(P1(gs_image_enum *penum));
-