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https://github.com/opencv/opencv.git
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52f3f5a3f6
* libtiff upgrade to version 4.6.0 * fix tiffvers.h cmake generation * temp: force build 3rd party deps from source * remove libport.h and spintf.c * cmake fixes * don't use tiff_dummy_namespace on windows * introduce numeric_types namespace alias * include cstdint * uint16_t is not a numeric_types type * fix uint16 and uint32 type defs * use standard c++ types * remove unused files * remove more unused files * revert build 3rd party code from source --------- Co-authored-by: Misha Klatis <misha.klatis@autodesk.com>
111 lines
3.0 KiB
C
111 lines
3.0 KiB
C
/*
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* Copyright (c) 1988-1997 Sam Leffler
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* Copyright (c) 1991-1997 Silicon Graphics, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/*
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* TIFF Library.
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*
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* Various routines support external extension of the tag set, and other
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* application extension capabilities.
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*/
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#include "tiffiop.h"
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int TIFFGetTagListCount(TIFF *tif)
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{
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TIFFDirectory *td = &tif->tif_dir;
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return td->td_customValueCount;
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}
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uint32_t TIFFGetTagListEntry(TIFF *tif, int tag_index)
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{
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TIFFDirectory *td = &tif->tif_dir;
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if (tag_index < 0 || tag_index >= td->td_customValueCount)
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return (uint32_t)(-1);
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else
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return td->td_customValues[tag_index].info->field_tag;
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}
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/*
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** This provides read/write access to the TIFFTagMethods within the TIFF
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** structure to application code without giving access to the private
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** TIFF structure.
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*/
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TIFFTagMethods *TIFFAccessTagMethods(TIFF *tif)
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{
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return &(tif->tif_tagmethods);
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}
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void *TIFFGetClientInfo(TIFF *tif, const char *name)
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{
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TIFFClientInfoLink *psLink = tif->tif_clientinfo;
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while (psLink != NULL && strcmp(psLink->name, name) != 0)
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psLink = psLink->next;
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if (psLink != NULL)
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return psLink->data;
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else
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return NULL;
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}
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void TIFFSetClientInfo(TIFF *tif, void *data, const char *name)
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{
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TIFFClientInfoLink *psLink = tif->tif_clientinfo;
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/*
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** Do we have an existing link with this name? If so, just
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** set it.
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*/
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while (psLink != NULL && strcmp(psLink->name, name) != 0)
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psLink = psLink->next;
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if (psLink != NULL)
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{
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psLink->data = data;
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return;
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}
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/*
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** Create a new link.
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*/
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psLink =
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(TIFFClientInfoLink *)_TIFFmallocExt(tif, sizeof(TIFFClientInfoLink));
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assert(psLink != NULL);
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psLink->next = tif->tif_clientinfo;
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psLink->name = (char *)_TIFFmallocExt(tif, (tmsize_t)(strlen(name) + 1));
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assert(psLink->name != NULL);
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strcpy(psLink->name, name);
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psLink->data = data;
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tif->tif_clientinfo = psLink;
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}
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