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
main(int argc,char * argv[])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 }
86