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      1 /*****************************************************************************/
      2 // Copyright 2006-2007 Adobe Systems Incorporated
      3 // All Rights Reserved.
      4 //
      5 // NOTICE:  Adobe permits you to use, modify, and distribute this file in
      6 // accordance with the terms of the Adobe license agreement accompanying it.
      7 /*****************************************************************************/
      8 
      9 /* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_sdk_limits.h#1 $ */
     10 /* $DateTime: 2012/05/30 13:28:51 $ */
     11 /* $Change: 832332 $ */
     12 /* $Author: tknoll $ */
     13 
     14 /** \file
     15  * Collection of constants detailing maximum values used in processing in the DNG SDK.
     16  */
     17 
     18 /*****************************************************************************/
     19 
     20 #ifndef __dng_sdk_limits__
     21 #define __dng_sdk_limits__
     22 
     23 /*****************************************************************************/
     24 
     25 #include "dng_types.h"
     26 
     27 /*****************************************************************************/
     28 
     29 /// The maximum number of previews (in addition to the main IFD's thumbnail)
     30 /// that we support embedded in a DNG.
     31 
     32 const uint32 kMaxDNGPreviews = 20;
     33 
     34 /// The maximum number of SubIFDs that will be parsed.
     35 
     36 const uint32 kMaxSubIFDs = kMaxDNGPreviews + 1;
     37 
     38 /// The maximum number of chained IFDs that will be parsed.
     39 
     40 const uint32 kMaxChainedIFDs = 10;
     41 
     42 /// The maximum number of samples per pixel.
     43 
     44 const uint32 kMaxSamplesPerPixel = 4;
     45 
     46 /// Maximum number of color planes.
     47 
     48 const uint32 kMaxColorPlanes = kMaxSamplesPerPixel;
     49 
     50 /// The maximum size of a CFA repeating pattern.
     51 
     52 const uint32 kMaxCFAPattern = 8;
     53 
     54 /// The maximum size of a black level repeating pattern.
     55 
     56 const uint32 kMaxBlackPattern = 8;
     57 
     58 /// The maximum number of masked area rectangles.
     59 
     60 const uint32 kMaxMaskedAreas = 4;
     61 
     62 /// The maximum image size supported (pixels per side).
     63 
     64 const uint32 kMaxImageSide = 65000;
     65 
     66 /// Maximum number of MP threads for dng_area_task operations.
     67 
     68 #if qDNG64Bit
     69 const uint32 kMaxMPThreads = 32;
     70 #else
     71 const uint32 kMaxMPThreads = 8;
     72 #endif
     73 
     74 /*****************************************************************************/
     75 
     76 #endif
     77 
     78 /*****************************************************************************/
     79