Mac/Modules/qt/qtscan.py

   1 # Scan an Apple header file, generating a Python file of generator calls.
   2
   3 import sys
   4 import os
   5 BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
   6 sys.path.append(BGENDIR)
   7 from scantools import Scanner
   8 from bgenlocations import TOOLBOXDIR
   9
  10 LONG = "QuickTime"
  11 SHORT = "qt"
  12 OBJECTS = ("Movie", "Track", "Media", "UserData", "TimeBase", "MovieController")
  13
  14 def main():
  15         input = "Movies.h"
  16         output = SHORT + "gen.py"
  17         defsoutput = TOOLBOXDIR + LONG + ".py"
  18         scanner = MyScanner(input, output, defsoutput)
  19         scanner.scan()
  20         scanner.close()
  21         print "=== Done scanning and generating, now importing the generated code... ==="
  22         exec "import " + SHORT + "support"
  23         print "=== Done.  It's up to you to compile it now! ==="
  24
  25 class MyScanner(Scanner):
  26
  27         def destination(self, type, name, arglist):
  28                 classname = "Function"
  29                 listname = "functions"
  30                 if arglist:
  31                         t, n, m = arglist[0]
  32                         if t in OBJECTS and m == "InMode":
  33                                 classname = "Method"
  34                                 listname = t + "_methods"
  35                 return classname, listname
  36
  37         def writeinitialdefs(self):
  38                 self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
  39
  40         def makeblacklistnames(self):
  41                 return [
  42                         "DisposeMovie",         # Done on python-object disposal
  43                         "DisposeMovieTrack",    # ditto
  44                         "DisposeTrackMedia",    # ditto
  45                         "DisposeUserData",              # ditto
  46 #                       "DisposeTimeBase",              # ditto
  47                         "DisposeMovieController", # ditto
  48
  49                         # The following 4 use 'void *' in an uncontrolled way
  50                         # TBD when I've read the manual...
  51                         "GetUserDataItem",
  52                         "SetUserDataItem",
  53                         "SetTextSampleData",
  54                         "BeginFullScreen",
  55                         # bgen gets the argument in/out wrong..
  56                         "AddTextSample",
  57                         "AddTESample",
  58                         "AddHiliteSample",
  59                         "HiliteTextSample",
  60
  61                         "MakeTrackTimeTable", # Uses long * return?
  62                         "MakeMediaTimeTable", # ditto
  63 ##                      "VideoMediaGetStallCount", # Undefined in CW Pro 3 library
  64                         ]
  65
  66         def makegreylist(self):
  67                 return [
  68                         ('#if !TARGET_API_MAC_CARBON', [
  69                                 'SpriteMediaGetIndImageProperty',       # XXXX Why isn't this in carbon?
  70                                 'CheckQuickTimeRegistration',
  71                                 'SetMovieAnchorDataRef',
  72                                 'GetMovieAnchorDataRef',
  73                                 'GetMovieLoadState',
  74                                 'OpenADataHandler',
  75                                 'MovieMediaGetCurrentMovieProperty',
  76                                 'MovieMediaGetCurrentTrackProperty',
  77                                 'MovieMediaGetChildMovieDataReference',
  78                                 'MovieMediaSetChildMovieDataReference',
  79                                 'MovieMediaLoadChildMovieFromDataReference',
  80                                 'Media3DGetViewObject',
  81                         ])]
  82
  83         def makeblacklisttypes(self):
  84                 return [
  85                         # I don't think we want to do these
  86                         "QTSyncTaskPtr",
  87                         # We dont do callbacks yet, so no need for these
  88                         "QTCallBack",
  89                         # Skipped for now, due to laziness
  90                         "TrackEditState",
  91                         "MovieEditState",
  92                         "MatrixRecord",
  93                         "MatrixRecord_ptr",
  94                         "SampleReferencePtr",
  95                         "QTTweener",
  96
  97                         # Routine pointers, not yet.
  98                         "MoviesErrorUPP",
  99                         "MoviePreviewCallOutUPP",
 100                         "MovieDrawingCompleteUPP",
 101                         "QTCallBackUPP",
 102                         "TextMediaUPP",
 103                         "MovieProgressUPP",
 104                         "MovieRgnCoverUPP",
 105                         "MCActionFilterUPP",
 106                         "MCActionFilterWithRefConUPP",
 107                         "GetMovieUPP",
 108                         "ModalFilterUPP",
 109                         "TrackTransferUPP",
 110                         "MoviePrePrerollCompleteUPP",
 111                         "MovieExecuteWiredActionsUPP",
 112                         "QTBandwidthNotificationUPP",
 113                         "DoMCActionUPP",
 114
 115                         "SampleReference64Ptr", # Don't know what this does, yet
 116                         "QTRuntimeSpriteDescPtr",
 117                         "QTBandwidthReference",
 118                         "QTScheduledBandwidthReference",
 119                         "QTAtomContainer",
 120                         "SpriteWorld",
 121                         "Sprite",
 122                         ]
 123
 124         def makerepairinstructions(self):
 125                 return [
 126                         ([('FSSpec', '*', 'OutMode')], [('FSSpec_ptr', '*', 'InMode')]),
 127
 128                         # Movie controller creation
 129                         ([('ComponentInstance', 'NewMovieController', 'ReturnMode')],
 130                          [('MovieController', '*', 'ReturnMode')]),
 131
 132                         # NewMovieFromFile
 133                         ([('short', 'resId', 'OutMode'), ('StringPtr', 'resName', 'InMode')],
 134                          [('short', 'resId', 'InOutMode'), ('dummyStringPtr', 'resName', 'InMode')]),
 135
 136                         # MCDoAction and more
 137                         ([('void', '*', 'OutMode')], [('mcactionparams', '*', 'InMode')]),
 138
 139                         # SetTimeBaseZero. Does not handle NULLs, unfortunately
 140                         ([('TimeRecord', 'zero', 'OutMode')], [('TimeRecord', 'zero', 'InMode')]),
 141
 142                         # ConvertTime and ConvertTimeScale
 143                         ([('TimeRecord', 'inout', 'OutMode')], [('TimeRecord', 'inout', 'InOutMode')]),
 144
 145                         # AddTime and SubtractTime
 146                         ([('TimeRecord', 'dst', 'OutMode')], [('TimeRecord', 'dst', 'InOutMode')]),
 147                         ]
 148
 149 if __name__ == "__main__":
 150         main()