osfmk/console/art/scalegear.c

   1 /*
   2  * Copyright (c) 2017 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 //
  29 //cc scalegear.c -framework Accelerate -g -Wall */
  30
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <Accelerate/Accelerate.h>
  34
  35 #include "../../../pexpert/pexpert/GearImage.h"
  36
  37 int
  38 main(int argc, char * argv[])
  39 {
  40         vImage_Buffer vs;
  41         vImage_Buffer vd;
  42         vImage_Error  verr;
  43         uint32_t      i, data32;
  44         uint8_t       data8;
  45
  46         vs.width  = kGearWidth * 2;
  47         vs.height = kGearHeight * 2 * kGearFrames;
  48         vs.rowBytes  = vs.width * sizeof(uint32_t);
  49         vs.data = malloc(vs.height * vs.rowBytes);
  50
  51         vd.width  = 1.5 * vs.width;
  52         vd.height = 1.5 * vs.height;
  53         vd.rowBytes  = vd.width * sizeof(uint32_t);
  54         vd.data = malloc(vd.height * vd.rowBytes);
  55
  56         for (i = 0; i < vs.width * vs.height; i++) {
  57                 data32 = gGearPict2x[i];
  58                 data32 = (0xFF000000 | (data32 << 16) | (data32 << 8) | data32);
  59                 ((uint32_t *)vs.data)[i] = data32;
  60         }
  61
  62         verr = vImageScale_ARGB8888(&vs, &vd, NULL, kvImageHighQualityResampling);
  63
  64         if (kvImageNoError != verr) {
  65                 exit(1);
  66         }
  67
  68         printf("const unsigned char gGearPict3x[9*kGearFrames*kGearWidth*kGearHeight] = {");
  69
  70         for (i = 0; i < vd.width * vd.height; i++) {
  71                 data32 = ((uint32_t *)vd.data)[i];
  72                 data8 = (0xFF & data32);
  73                 if (data32 != (0xFF000000 | (data8 << 16) | (data8 << 8) | data8)) {
  74                         exit(1);
  75                 }
  76
  77                 if (0 == (15 & i)) {
  78                         printf("\n    ");
  79                 }
  80                 printf("0x%02x,", data8);
  81         }
  82         printf("\n};\n");
  83
  84         exit(0);
  85 }