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Rev | Author | Line No. | Line |
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259 | daniel-mar | 1 | /* |
2 | This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop |
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3 | Copyright (C) 2003-2009 Toby Thain, toby@telegraphics.com.au |
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4 | Copyright (C) 2018-2021 Daniel Marschall, ViaThinkSoft |
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5 | |||
6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2 of the License, or |
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9 | (at your option) any later version. |
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10 | |||
11 | This program is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program; if not, write to the Free Software |
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18 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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19 | */ |
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20 | |||
21 | //#include <stdio.h> |
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22 | //#include <sound.h> |
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23 | |||
24 | #include "ff.h" |
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25 | |||
26 | #include "node.h" |
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27 | #include "funcs.h" |
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28 | #include "y.tab.h" |
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29 | #include "scripting.h" |
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30 | #include <math.h> |
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31 | #include "PIBufferSuite.h" |
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32 | |||
33 | // GIMP (PSPI) and IrfanView preserve neither *data(gdata), nor pb->parameters between invocations! |
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34 | // For debugging, we can simulate it here |
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35 | //#define DEBUG_SIMULATE_GIMP |
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36 | |||
37 | struct node *tree[4]; |
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38 | char *err[4]; |
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39 | int errpos[4],errstart[4],nplanes,cnvused,chunksize,toprow; |
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40 | value_type slider[8],cell[NUM_CELLS],map[4][0x100]; |
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41 | char *expr[4]; |
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42 | // long maxSpace; |
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43 | globals_t *gdata; |
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44 | FilterRecordPtr gpb; |
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45 | |||
46 | #ifdef MAC_ENV |
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47 | #define HINSTANCE HANDLE |
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48 | #define hDllInstance NULL /* fake this Windows-only global */ |
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49 | #endif |
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50 | |||
51 | #ifdef WIN_ENV |
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52 | #include "manifest.h" |
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53 | #endif |
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54 | |||
55 | extern struct sym_rec predefs[]; |
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56 | extern int nplanes,varused[]; |
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57 | |||
58 | int checkandinitparams(Handle params); |
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59 | |||
60 | // MPW MrC requires prototype |
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61 | DLLEXPORT MACPASCAL |
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62 | void ENTRYPOINT(short selector,FilterRecordPtr pb,intptr_t *data,short *result); |
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63 | |||
64 | unsigned long get_parm_hash(PARM_T parm) { |
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65 | unsigned long hash; |
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66 | int i; |
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67 | |||
68 | hash = djb2((char*)parm.category); |
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69 | hash += djb2((char*)parm.title); |
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70 | hash += djb2((char*)parm.copyright); |
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71 | hash += djb2((char*)parm.author); |
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72 | for (i = 0; i < 4; i++) hash += hash += djb2((char*)parm.map[i]); |
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73 | for (i = 0; i < 8; i++) hash += hash += djb2((char*)parm.ctl[i]); |
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74 | for (i = 0; i < 4; i++) hash += hash += djb2((char*)parm.formula[i]); |
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75 | |||
76 | return hash; |
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77 | } |
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78 | |||
79 | DLLEXPORT MACPASCAL |
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80 | void ENTRYPOINT(short selector, FilterRecordPtr pb, intptr_t *data, short *result){ |
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81 | static Boolean wantdialog = false; |
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82 | static Boolean premiereWarnedOnce = false; |
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83 | OSErr e = noErr; |
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84 | char *reason; |
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85 | #ifdef WIN_ENV |
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86 | // For Windows, we use an activation context to enforce that our Manifest resource will |
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87 | // be used. This allows us to use Visual Styles, even if the host application does not |
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88 | // support it. |
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89 | ManifestActivationCtx manifestVars; |
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90 | BOOL activationContextUsed; |
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91 | #endif |
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92 | |||
93 | EnterCodeResource(); |
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94 | |||
95 | /* |
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96 | char* s = (char*)malloc(512); |
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97 | sprintf(s, "Host signature: '%c%c%c%c' (%d)\nMaxSpace32 = %d\nMaxSpace64 = %lld\nNum buffer procs: %d", (pb->hostSig >> 24) & 0xFF, (pb->hostSig >> 16) & 0xFF, (pb->hostSig >> 8) & 0xFF, pb->hostSig & 0xFF, pb->hostSig, pb->maxSpace, pb->maxSpace64, pb->bufferProcs->numBufferProcs); |
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98 | simplealert(s); |
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99 | */ |
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100 | |||
101 | if (pb->hostSig == HOSTSIG_ADOBE_PREMIERE) { |
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102 | // DM 19.07.2021 : Tried running the 8BF file in Adobe Premiere 5 (yes, that's possible, |
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103 | // and there is even a FilterFactory for Premeire!), |
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104 | // but it crashes in evalpixel() where there is write-access to the "outp". |
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105 | // Probably the canvas structure is different (maybe it contains frames to achieve transitions?) |
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106 | if (!premiereWarnedOnce) { |
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107 | simplealert(_strdup("This version of Filter Foundry is not compatible with Adobe Premiere!")); |
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108 | } |
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109 | premiereWarnedOnce = true; |
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110 | *result = errPlugInHostInsufficient; |
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111 | return; |
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112 | } |
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113 | |||
114 | #ifdef DEBUG_SIMULATE_GIMP |
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115 | *data = 0; |
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116 | pb->parameters = pb->handleProcs->newProc(1); |
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117 | #endif |
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118 | |||
119 | // Register "gdata" that contains the PARM information and other things which need to be persistant |
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120 | // and preserve then in *data |
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121 | // TODO: memory leak? where is the stuff freed? |
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122 | if (selector != filterSelectorAbout && !*data) { |
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123 | /* |
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124 | PSBufferSuite1* pSBufferSuite32 = NULL; |
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125 | |||
126 | if ((pb->sSPBasic == 0) || |
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127 | (pb->sSPBasic->AcquireSuite(kPSBufferSuite, kPSBufferSuiteVersion1, (const void**)&pSBufferSuite32)) || |
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128 | (pSBufferSuite32 == NULL)) |
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129 | { |
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130 | // Old deprecated buffer suite |
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131 | BufferID tempId; |
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132 | if ((*result = pb->bufferProcs->allocateProc(sizeof(globals_t), &tempId))) return; |
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133 | *data = (intptr_t)pb->bufferProcs->lockProc(tempId, true); |
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134 | gdata = (globals_t*)*data; |
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135 | } |
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136 | else |
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137 | { |
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138 | // New buffer suite (but only 32-bit version 1, because version 2 has problems with old Photoshop versions) |
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139 | // Windows Photoshop 7 and CS 2 accepts kPSBufferSuiteVersion2, but doesn't correctly implement it: |
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140 | // The symbols "New" and "GetSpace64" point to memory memory addresses outside the Photoshop.exe address range. |
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141 | // (Other Photoshop versions were not tested.) |
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142 | // 64-bit support for Windows was established in Photoshop CS 4, |
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143 | // and PSBufferSuite2 was first documented in SDK CS 6. |
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144 | // So, kPSBufferSuiteVersion2 probably was partically implemented as hidden "Work in progress" version |
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145 | // before it was publicly documented. |
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146 | // Side note: pb->bufferSpace64/pb->maxSpace64 was documented in SDK CC 2017. |
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147 | // pb->bufferProcs->allocateProc64/spaceProc64 was documented in SDK CS 6. |
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148 | unsigned32 siz = sizeof(globals_t); |
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149 | *data = (intptr_t)pSBufferSuite32->New(&siz, siz); |
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150 | if ((*data == 0) || (siz == 0)) { |
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151 | *result = errPlugInHostInsufficient; // TODO: what is the correct error code for "out of memory"? |
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152 | return; |
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153 | } |
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154 | gdata = (globals_t*)*data; |
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155 | pb->sSPBasic->ReleaseSuite(kPSBufferSuite, kPSBufferSuiteVersion1); |
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156 | } |
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157 | gdata->standalone = gdata->parmloaded = false; |
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158 | */ |
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159 | |||
160 | // We have 3 options: |
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161 | // - The deprecated buffer suite (pb->bufferProcs), works fine |
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162 | // - The recommended buffer suite (kPSBufferSuite), does NOT work (causes memory corruption?) and is not available on some hosts! |
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163 | // Either I do something wrong, or maybe it cannot be used to store data between invocations? |
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164 | // - Using malloc(), which works also fine and is more independent from the host and easier |
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165 | *data = (intptr_t)malloc(sizeof(globals_t)); |
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166 | if (*data == 0) return; |
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167 | gdata = (globals_t*)*data; |
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168 | gdata->standalone = gdata->parmloaded = false; // they will be set later |
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169 | } |
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170 | else { |
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171 | // We have data from the previous invocation. Use it instead |
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172 | gdata = (globals_t*)*data; |
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173 | } |
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174 | |||
175 | #ifdef WIN_ENV |
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176 | activationContextUsed = ActivateManifest((HMODULE)hDllInstance, 1, &manifestVars); |
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177 | #endif |
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178 | |||
179 | gpb = pb; |
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180 | |||
181 | nplanes = MIN(pb->planes,4); |
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182 | |||
183 | switch (selector){ |
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184 | case filterSelectorAbout: |
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185 | if (!gdata) { |
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186 | gdata = (globals_t*)malloc(sizeof(globals_t)); |
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187 | if (!gdata) break; |
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188 | gdata->standalone = gdata->parmloaded = readPARMresource((HMODULE)hDllInstance,&reason,READ_OBFUSC); |
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189 | DoAbout((AboutRecordPtr)pb); |
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190 | free(gdata); |
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191 | gdata = NULL; |
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192 | } else { |
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193 | DoAbout((AboutRecordPtr)pb); |
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194 | } |
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195 | break; |
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196 | case filterSelectorParameters: |
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197 | wantdialog = true; |
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198 | break; |
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199 | case filterSelectorPrepare: |
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200 | DoPrepare(pb); |
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201 | init_symtab(predefs); // ready for parser calls |
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202 | init_trigtab(); |
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203 | break; |
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204 | case filterSelectorStart: |
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205 | if (HAS_BIG_DOC(pb)) { |
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206 | // The BigDocument structure is required if the document is larger than 30,000 pixels |
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207 | // It deprecates imageSize, filterRect, inRect, outRect, maskRect, floatCoord, and wholeSize. |
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208 | // By setting it to nonzero, we communicate to Photoshop that we support the BigDocument structure. |
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209 | pb->bigDocumentData->PluginUsing32BitCoordinates = true; |
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210 | } |
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211 | |||
212 | /* initialise the parameter handle that Photoshop keeps for us */ |
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213 | if(!pb->parameters) |
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214 | pb->parameters = PINEWHANDLE(1); // don't set initial size to 0, since some hosts (e.g. GIMP/PSPI) are incompatible with that. |
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215 | |||
216 | wantdialog |= checkandinitparams(pb->parameters); |
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217 | |||
218 | /* wantdialog = false means that we never got a Parameters call, so we're not supposed to ask user */ |
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219 | if( wantdialog && (!gdata->standalone || gdata->parm.popDialog) ){ |
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220 | if( maindialog(pb) ){ |
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221 | if (!host_preserves_parameters()) { |
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222 | if (!gdata->obfusc) { // If the filter is obfuscated, we may not save the formula to the .afs (TODO: just save the ctl/map, but not the r/g/b/a-formulas!) |
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223 | /* Workaround for GIMP/PSPI, to avoid that formulas vanish when you re-open the main window. |
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224 | The reason is a bug in PSPI: The host should preserve the value of pb->parameters, which PSPI does not do. |
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225 | Also, all global variables are unloaded, so the plugin cannot preserve any data. |
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226 | Workaround in FF 1.7: If the host GIMP is detected, then a special mode will be activated. |
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227 | This mode saves the filter data into a temporary file "FilterFoundryXX.afs" and loads it |
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228 | when the window is opened again. */ |
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229 | // Workaround: Save settings in "FilterFoundryXX.afs" if the host does not preserve pb->parameters |
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230 | char outfilename[255]; |
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231 | char* tempdir; |
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232 | int hash; |
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233 | StandardFileReply sfr; |
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234 | sfr.sfGood = true; |
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235 | sfr.sfReplacing = true; |
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236 | sfr.sfType = PS_FILTER_FILETYPE; |
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237 | |||
238 | tempdir = getenv("TMP"); |
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239 | #ifdef WIN_ENV |
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240 | if (strlen(tempdir) > 0) strcat(tempdir, "\\"); |
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241 | #else |
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242 | if (strlen(tempdir) > 0) strcat(tempdir, "/"); |
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243 | #endif |
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244 | |||
245 | hash = (gdata->standalone) ? get_parm_hash(gdata->parm) : 0; |
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246 | sprintf(outfilename, "%sFilterFoundry%d.afs", tempdir, hash); |
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247 | |||
248 | myc2pstrcpy(sfr.sfFile.name, outfilename); |
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249 | #ifdef WIN_ENV |
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250 | sfr.nFileExtension = (WORD)(strlen(outfilename) - strlen(".afs")); |
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251 | #endif |
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252 | sfr.sfScript = 0; // FIXME: is that ok? |
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253 | savefile(&sfr); |
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254 | } |
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255 | } |
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256 | |||
257 | /* update stored parameters from new user settings */ |
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258 | saveparams(pb->parameters); |
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259 | }else |
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260 | e = userCanceledErr; |
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261 | } |
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262 | wantdialog = false; |
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263 | |||
264 | if(!e){ |
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265 | if(setup(pb)){ |
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266 | DoStart(pb); |
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267 | }else{ |
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268 | SYSBEEP(1); |
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269 | e = filterBadParameters; |
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270 | } |
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271 | } |
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272 | break; |
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273 | case filterSelectorContinue: |
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274 | e = DoContinue(pb); |
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275 | break; |
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276 | case filterSelectorFinish: |
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277 | DoFinish(pb); |
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278 | break; |
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279 | default: |
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280 | e = filterBadParameters; |
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281 | } |
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282 | |||
283 | *result = e; |
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284 | |||
285 | #ifdef WIN_ENV |
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286 | if (activationContextUsed) DeactivateManifest(&manifestVars); |
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287 | #endif |
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288 | |||
289 | ExitCodeResource(); |
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290 | } |
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291 | |||
292 | int checkandinitparams(Handle params){ |
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293 | char *reasonstr,*reason; |
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294 | int i,bUninitializedParams; |
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295 | Boolean showdialog; |
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296 | |||
297 | if (!host_preserves_parameters()) { |
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298 | // Workaround: Load settings in "FilterFoundryXX.afs" if host does not preserve pb->parameters |
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299 | char outfilename[255]; |
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300 | char* tempdir; |
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301 | int hash; |
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302 | Boolean isStandalone; |
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303 | StandardFileReply sfr; |
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304 | sfr.sfGood = true; |
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305 | sfr.sfReplacing = true; |
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306 | sfr.sfType = PS_FILTER_FILETYPE; |
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307 | |||
308 | // We need to set gdata->standalone after loadfile(), but we must call readPARMresource() before loadfile() |
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309 | // Reason: readPARMresource() reads parameters from the DLL while loadfile() reads parameters from the AFS file |
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310 | // But loadfile() will reset gdata->standalone ... |
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311 | isStandalone = readPARMresource((HMODULE)hDllInstance, &reason, READ_OBFUSC); |
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312 | |||
313 | if (!gdata->obfusc) { // If the filter is obfuscated, we may not save the formula to the .afs (TODO: just save the ctl/map, but not the r/g/b/a-formulas!) |
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314 | tempdir = getenv("TMP"); |
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315 | #ifdef WIN_ENV |
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316 | if (strlen(tempdir) > 0) strcat(tempdir, "\\"); |
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317 | #else |
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318 | if (strlen(tempdir) > 0) strcat(tempdir, "/"); |
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319 | #endif |
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320 | |||
321 | hash = (isStandalone) ? get_parm_hash(gdata->parm) : 0; |
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322 | sprintf(outfilename, "%sFilterFoundry%d.afs", tempdir, hash); |
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323 | |||
324 | myc2pstrcpy(sfr.sfFile.name, outfilename); |
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325 | #ifdef WIN_ENV |
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326 | sfr.nFileExtension = (WORD)(strlen(outfilename) - strlen(".afs")); |
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327 | #endif |
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328 | sfr.sfScript = 0; // FIXME: is that ok? |
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329 | |||
330 | if (loadfile(&sfr, &reason)) { |
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331 | gdata->standalone = gdata->parmloaded = isStandalone; |
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332 | return true; |
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333 | } |
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334 | } |
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335 | } |
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336 | |||
337 | if( (bUninitializedParams = !(params && readparams(params,false,&reasonstr))) ){ |
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338 | /* either the parameter handle was uninitialised, |
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339 | or the parameter data couldn't be read; set default values */ |
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340 | |||
341 | // see if saved parameters exist |
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342 | gdata->standalone = gdata->parmloaded = readPARMresource((HMODULE)hDllInstance,&reason,READ_OBFUSC); |
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343 | |||
344 | |||
345 | if(!gdata->standalone){ |
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346 | // no saved settings (not standalone) |
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347 | for(i = 0; i < 8; ++i) |
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348 | slider[i] = i*10+100; |
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349 | for(i = 0; i < 4; ++i) |
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350 | if(expr[i]) |
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351 | free(expr[i]); |
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352 | if(gpb->imageMode == plugInModeRGBColor){ |
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353 | expr[0] = _strdup("r"); |
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354 | expr[1] = _strdup("g"); |
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355 | expr[2] = _strdup("b"); |
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356 | expr[3] = _strdup("a"); |
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357 | }else{ |
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358 | expr[0] = _strdup("c"); |
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359 | expr[1] = _strdup("c"); |
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360 | expr[2] = _strdup("c"); |
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361 | expr[3] = _strdup("c"); |
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362 | } |
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363 | } |
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364 | } |
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365 | |||
366 | // let scripting system change parameters, if we're scripted; |
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367 | // user may want to force display of dialog during scripting playback |
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368 | switch (ReadScriptParamsOnRead()) { |
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369 | case SCR_SHOW_DIALOG: |
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370 | showdialog = true; |
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371 | break; |
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372 | case SCR_HIDE_DIALOG: |
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373 | showdialog = false; |
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374 | break; |
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375 | default: |
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376 | case SCR_NO_SCRIPT: |
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377 | showdialog = bUninitializedParams; |
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378 | break; |
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379 | } |
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380 | |||
381 | saveparams(params); |
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382 | |||
383 | return showdialog; |
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384 | } |
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385 | |||
386 | Boolean host_preserves_parameters() { |
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387 | #ifdef DEBUG_SIMULATE_GIMP |
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388 | return false; |
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389 | #endif |
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390 | |||
391 | if (gpb->hostSig == HOSTSIG_GIMP) return false; |
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392 | if (gpb->hostSig == HOSTSIG_IRFANVIEW) return false; |
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393 | |||
394 | /* |
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395 | char x[100]; |
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396 | sprintf(x, "Host Signature: %u", gpb->hostSig); |
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397 | simplealert(x); |
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398 | */ |
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399 | |||
400 | // We just assume the other hosts preserve the parameters |
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401 | return true; |
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402 | } |
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403 | |||
404 | int64_t maxspace(){ |
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405 | // Please see "Hosts.md" for details about the MaxSpace implementations of tested plugins |
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406 | |||
407 | // Plugins that don't support MaxSpace64 shall set the field to zero; then we will use MaxSpace instead. |
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408 | // Also check "gpb->bufferProcs->numBufferProcs" to see if 64 bit API is available |
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409 | if ((gpb->bufferProcs->numBufferProcs >= 8) && (gpb->maxSpace64 > 0)) { |
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410 | uint64_t maxSpace64 = gpb->maxSpace64; |
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411 | |||
412 | return maxSpace64; |
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413 | } else { |
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414 | // Note: If maxSpace gets converted from Int32 to unsigned int, we can reach up to 4 GB RAM. However, after this, there will be a wrap to 0 GB again. |
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415 | unsigned int maxSpace32 = (unsigned int) gpb->maxSpace; |
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416 | uint64_t maxSpace64 = maxSpace32; |
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417 | |||
418 | if (gpb->hostSig == HOSTSIG_IRFANVIEW) maxSpace64 *= 1024; // IrfanView is giving Kilobytes instead of Bytes |
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419 | //if (gpb->hostSig == HOSTSIG_SERIF_PHOTOPLUS) maxSpace64 *= 1024; // TODO: Serif PhotoPlus also gives Kilobytes instead of bytes. But since it uses not a unique host signature, there is nothing we can do??? |
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420 | |||
421 | return maxSpace64; |
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422 | } |
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423 | } |
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424 | |||
425 | Boolean maxspace_available() { |
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426 | // Please see "Hosts.md" for details about the MaxSpace implementations of tested plugins |
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427 | |||
428 | // GIMP PSPI sets MaxSpace to hardcoded 100 MB |
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429 | if (gpb->hostSig == HOSTSIG_GIMP) return false; |
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430 | |||
431 | // HOSTSIG_PAINT_NET sets MaxSpace to hardcoded 1 GB, see https://github.com/0xC0000054/PSFilterPdn/issues/5 |
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432 | // Comment by the host author "This was done to avoid any compatibility issues with plugins handling 2 GB - 1" |
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433 | if (gpb->hostSig == HOSTSIG_PAINT_NET) return false; |
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434 | |||
435 | return true; |
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436 | } |
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437 | |||
438 | void DoPrepare(FilterRecordPtr pb){ |
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439 | int i; |
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440 | |||
441 | for(i = 4; i--;){ |
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442 | if(expr[i]||tree[i]) DBG("expr[] or tree[] non-NULL in Prepare!"); |
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443 | expr[i] = NULL; |
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444 | tree[i] = NULL; |
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445 | } |
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446 | |||
447 | // Commented out by DM, 18 Dec 2018: |
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448 | // This code did not work on systems with 8 GB RAM: |
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449 | /* |
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450 | long space = (pb->maxSpace*9)/10; // don't ask for more than 90% of available memory |
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451 | |||
452 | maxSpace = 512L<<10; // this is a wild guess, actually |
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453 | if(maxSpace > space) |
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454 | maxSpace = space; |
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455 | pb->maxSpace = maxSpace; |
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456 | */ |
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457 | |||
458 | // New variant: |
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459 | if (maxspace_available()) { |
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460 | pb->maxSpace = (int32)ceil((maxspace()/10.)*9); // don't ask for more than 90% of available memory |
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461 | // FIXME: Also maxSpace64 |
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462 | } |
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463 | } |
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464 | |||
465 | void RequestNext(FilterRecordPtr pb,long toprow){ |
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466 | /* Request next block of the image */ |
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467 | |||
468 | pb->inLoPlane = pb->outLoPlane = 0; |
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469 | pb->inHiPlane = pb->outHiPlane = nplanes-1; |
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470 | |||
471 | if (HAS_BIG_DOC(pb)) { |
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472 | // if any of the formulae involve random access to image pixels, |
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473 | // ask for the entire image |
||
474 | if (needall) { |
||
475 | SETRECT(BIGDOC_IN_RECT(pb), 0, 0, BIGDOC_IMAGE_SIZE(pb).h, BIGDOC_IMAGE_SIZE(pb).v); |
||
476 | } else { |
||
477 | // TODO: This does not work with GIMP. So, if we are using GIMP, we should |
||
478 | // somehow always use "needall=true", and/or find out why this doesn't work |
||
479 | // with GIMP. |
||
480 | |||
481 | // otherwise, process the filtered area, by chunksize parts |
||
482 | BIGDOC_IN_RECT(pb).left = BIGDOC_FILTER_RECT(pb).left; |
||
483 | BIGDOC_IN_RECT(pb).right = BIGDOC_FILTER_RECT(pb).right; |
||
484 | BIGDOC_IN_RECT(pb).top = (int32)toprow; |
||
485 | BIGDOC_IN_RECT(pb).bottom = (int32)MIN(toprow + chunksize, BIGDOC_FILTER_RECT(pb).bottom); |
||
486 | |||
487 | if (cnvused) { |
||
488 | // cnv() needs one extra pixel in each direction |
||
489 | if (BIGDOC_IN_RECT(pb).left > 0) |
||
490 | --BIGDOC_IN_RECT(pb).left; |
||
491 | if (BIGDOC_IN_RECT(pb).right < BIGDOC_IMAGE_SIZE(pb).h) |
||
492 | ++BIGDOC_IN_RECT(pb).right; |
||
493 | if (BIGDOC_IN_RECT(pb).top > 0) |
||
494 | --BIGDOC_IN_RECT(pb).top; |
||
495 | if (BIGDOC_IN_RECT(pb).bottom < BIGDOC_IMAGE_SIZE(pb).v) |
||
496 | ++BIGDOC_IN_RECT(pb).bottom; |
||
497 | } |
||
498 | } |
||
499 | BIGDOC_OUT_RECT(pb) = BIGDOC_FILTER_RECT(pb); |
||
500 | /* |
||
501 | {char s[0x100];sprintf(s,"RequestNext needall=%d inRect=(%d,%d,%d,%d) filterRect=(%d,%d,%d,%d)", |
||
502 | needall, |
||
503 | BIGDOC_IN_RECT(pb).left,BIGDOC_IN_RECT(pb).top,BIGDOC_IN_RECT(pb).right,BIGDOC_IN_RECT(pb).bottom, |
||
504 | BIGDOC_FILTER_RECT(pb).left,BIGDOC_FILTER_RECT(pb).top,BIGDOC_FILTER_RECT(pb).right,BIGDOC_FILTER_RECT(pb).bottom);dbg(s);} |
||
505 | */ |
||
506 | } else { |
||
507 | // if any of the formulae involve random access to image pixels, |
||
508 | // ask for the entire image |
||
509 | if (needall) { |
||
510 | SETRECT(IN_RECT(pb), 0, 0, IMAGE_SIZE(pb).h, IMAGE_SIZE(pb).v); |
||
511 | } |
||
512 | else { |
||
513 | // TODO: This does not work with GIMP. So, if we are using GIMP, we should |
||
514 | // somehow always use "needall=true", and/or find out why this doesn't work |
||
515 | // with GIMP. |
||
516 | |||
517 | // otherwise, process the filtered area, by chunksize parts |
||
518 | IN_RECT(pb).left = FILTER_RECT(pb).left; |
||
519 | IN_RECT(pb).right = FILTER_RECT(pb).right; |
||
520 | IN_RECT(pb).top = (int16)toprow; |
||
521 | IN_RECT(pb).bottom = (int16)MIN(toprow + chunksize, FILTER_RECT(pb).bottom); |
||
522 | |||
523 | if (cnvused) { |
||
524 | // cnv() needs one extra pixel in each direction |
||
525 | if (IN_RECT(pb).left > 0) |
||
526 | --IN_RECT(pb).left; |
||
527 | if (IN_RECT(pb).right < IMAGE_SIZE(pb).h) |
||
528 | ++IN_RECT(pb).right; |
||
529 | if (IN_RECT(pb).top > 0) |
||
530 | --IN_RECT(pb).top; |
||
531 | if (IN_RECT(pb).bottom < IMAGE_SIZE(pb).v) |
||
532 | ++IN_RECT(pb).bottom; |
||
533 | } |
||
534 | } |
||
535 | OUT_RECT(pb) = FILTER_RECT(pb); |
||
536 | /* |
||
537 | {char s[0x100];sprintf(s,"RequestNext needall=%d inRect=(%d,%d,%d,%d) filterRect=(%d,%d,%d,%d)", |
||
538 | needall, |
||
539 | IN_RECT(pb).left,IN_RECT(pb).top,IN_RECT(pb).right,IN_RECT(pb).bottom, |
||
540 | FILTER_RECT(pb).left,FILTER_RECT(pb).top,FILTER_RECT(pb).right,FILTER_RECT(pb).bottom);dbg(s);} |
||
541 | */ |
||
542 | } |
||
543 | } |
||
544 | |||
545 | void DoStart(FilterRecordPtr pb){ |
||
546 | //dbg("DoStart"); |
||
547 | /* if src() or rad() functions are used, random access to the image data is required, |
||
548 | so we must request the entire image in a single chunk. */ |
||
549 | if (HAS_BIG_DOC(pb)) { |
||
550 | chunksize = needall ? (BIGDOC_FILTER_RECT(pb).bottom - BIGDOC_FILTER_RECT(pb).top) : CHUNK_ROWS; |
||
551 | toprow = BIGDOC_FILTER_RECT(pb).top; |
||
552 | } else { |
||
553 | chunksize = needall ? (FILTER_RECT(pb).bottom - FILTER_RECT(pb).top) : CHUNK_ROWS; |
||
554 | toprow = FILTER_RECT(pb).top; |
||
555 | } |
||
556 | RequestNext(pb, toprow); |
||
557 | } |
||
558 | |||
559 | OSErr DoContinue(FilterRecordPtr pb){ |
||
560 | OSErr e = noErr; |
||
561 | long outoffset; |
||
562 | |||
563 | if (HAS_BIG_DOC(pb)) { |
||
564 | VRect fr; |
||
565 | if (needall) { |
||
566 | fr = BIGDOC_FILTER_RECT(pb); // filter whole selection at once |
||
567 | } else if (cnvused) { |
||
568 | // we've requested one pixel extra all around |
||
569 | // (see RequestNext()), just for access purposes. But filter |
||
570 | // original selection only. |
||
571 | fr.left = BIGDOC_FILTER_RECT(pb).left; |
||
572 | fr.right = BIGDOC_FILTER_RECT(pb).right; |
||
573 | fr.top = toprow; |
||
574 | fr.bottom = MIN(toprow + chunksize, BIGDOC_FILTER_RECT(pb).bottom); |
||
575 | } else { // filter whatever portion we've been given |
||
576 | fr = BIGDOC_IN_RECT(pb); |
||
577 | } |
||
578 | |||
579 | outoffset = (long)pb->outRowBytes * (fr.top - BIGDOC_OUT_RECT(pb).top) |
||
580 | + (long)nplanes * (fr.left - BIGDOC_OUT_RECT(pb).left); |
||
581 | |||
582 | if (!(e = process_scaled_bigdoc(pb, true, fr, fr, |
||
583 | (Ptr)pb->outData + outoffset, pb->outRowBytes, 1.))) |
||
584 | { |
||
585 | toprow += chunksize; |
||
586 | if (toprow < BIGDOC_FILTER_RECT(pb).bottom) |
||
587 | RequestNext(pb, toprow); |
||
588 | else { |
||
589 | SETRECT(BIGDOC_IN_RECT(pb), 0, 0, 0, 0); |
||
590 | BIGDOC_OUT_RECT(pb) = BIGDOC_MASK_RECT(pb) = BIGDOC_IN_RECT(pb); |
||
591 | } |
||
592 | } |
||
593 | } else { |
||
594 | Rect fr; |
||
595 | if (needall) { |
||
596 | fr = FILTER_RECT(pb); // filter whole selection at once |
||
597 | } else if (cnvused) { |
||
598 | // we've requested one pixel extra all around |
||
599 | // (see RequestNext()), just for access purposes. But filter |
||
600 | // original selection only. |
||
601 | fr.left = FILTER_RECT(pb).left; |
||
602 | fr.right = FILTER_RECT(pb).right; |
||
603 | fr.top = toprow; |
||
604 | fr.bottom = MIN(toprow + chunksize, FILTER_RECT(pb).bottom); |
||
605 | } else { // filter whatever portion we've been given |
||
606 | fr = IN_RECT(pb); |
||
607 | } |
||
608 | |||
609 | outoffset = (long)pb->outRowBytes*(fr.top - OUT_RECT(pb).top) |
||
610 | + (long)nplanes*(fr.left - OUT_RECT(pb).left); |
||
611 | |||
612 | if(!(e = process_scaled_olddoc(pb, true, fr, fr, |
||
613 | (Ptr)pb->outData+outoffset, pb->outRowBytes, 1.))) |
||
614 | { |
||
615 | toprow += chunksize; |
||
616 | if(toprow < FILTER_RECT(pb).bottom) |
||
617 | RequestNext(pb,toprow); |
||
618 | else{ |
||
619 | SETRECT(IN_RECT(pb),0,0,0,0); |
||
620 | OUT_RECT(pb) = MASK_RECT(pb) = IN_RECT(pb); |
||
621 | } |
||
622 | } |
||
623 | } |
||
624 | return e; |
||
625 | } |
||
626 | |||
627 | void DoFinish(FilterRecordPtr pb){ |
||
628 | int i; |
||
629 | |||
630 | WriteScriptParamsOnRead(); |
||
631 | |||
632 | for(i = 4; i--;){ |
||
633 | freetree(tree[i]); |
||
634 | if(expr[i]) free(expr[i]); |
||
635 | } |
||
636 | } |