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/ IRIX Base Documentation 2001 May / SGI IRIX Base Documentation 2001 May.iso / usr / share / catman / p_man / cat3dm / dmedia / dmicconv.z / dmicconv
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Text File  |  1998-10-20  |  6.0 KB  |  133 lines
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  4. ddddmmmmIIIICCCC((((3333ddddmmmm))))                                                            ddddmmmmIIIICCCC((((3333ddddmmmm))))
  5.  
  6.  
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  8. NNNNAAAAMMMMEEEE
  9.      ddddmmmmIIIICCCCSSSSeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss,,,, ddddmmmmIIIICCCCGGGGeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss,,,, ddddmmmmIIIICCCCGGGGeeeettttDDDDeeeeffffaaaauuuullllttttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss -
  10.      manipulate conversion controls of an image converter context
  11.  
  12. SSSSYYYYNNNNOOOOPPPPSSSSIIIISSSS
  13.      ####iiiinnnncccclllluuuuddddeeee <<<<ddddmmmmeeeeddddiiiiaaaa////ddddmmmm____iiiimmmmaaaaggggeeeeccccoooonnnnvvvveeeerrrrtttt....hhhh>>>>
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  15.      DDDDMMMMssssttttaaaattttuuuussss ddddmmmmIIIICCCCSSSSeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss((((DDDDMMMMiiiimmmmaaaaggggeeeeccccoooonnnnvvvveeeerrrrtttteeeerrrr ccccoooonnnnvvvveeeerrrrtttteeeerrrr,,,, DDDDMMMMppppaaaarrrraaaammmmssss**** ccccoooonnnnvvvvPPPPaaaarrrraaaammmmssss))));;;;
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  17.      DDDDMMMMssssttttaaaattttuuuussss ddddmmmmIIIICCCCGGGGeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss((((DDDDMMMMiiiimmmmaaaaggggeeeeccccoooonnnnvvvveeeerrrrtttteeeerrrr ccccoooonnnnvvvveeeerrrrtttteeeerrrr,,,, DDDDMMMMppppaaaarrrraaaammmmssss**** ccccoooonnnnvvvvPPPPaaaarrrraaaammmmssss))));;;;
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  19.      DDDDMMMMssssttttaaaattttuuuussss ddddmmmmIIIICCCCGGGGeeeettttDDDDeeeeffffaaaauuuullllttttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss((((DDDDMMMMiiiimmmmaaaaggggeeeeccccoooonnnnvvvveeeerrrrtttteeeerrrr ccccoooonnnnvvvveeeerrrrtttteeeerrrr,,,, DDDDMMMMppppaaaarrrraaaammmmssss**** ccccoooonnnnvvvvPPPPaaaarrrraaaammmmssss))));;;;
  20.  
  21. DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  22.      The conversion parameters ccccoooonnnnvvvvPPPPaaaarrrraaaammmmssss control the image converter's
  23.      operation.
  24.  
  25.      The list of supported conversion parameters vary from converter to
  26.      converter.  dmICGetDefaultConvParams returns the set of supported
  27.      parameters and their default values.  Conversion parameters supported by
  28.      some converters are:
  29.  
  30.      DDDDMMMM____IIIIMMMMAAAAGGGGEEEE____QQQQUUUUAAAALLLLIIIITTTTYYYY____SSSSPPPPAAAATTTTIIIIAAAALLLL
  31.                   describes the spatial quality of a conversion algorithm.
  32.                   This is a float value that varies from 0 to 1.0
  33.  
  34.      DDDDMMMM____IIIIMMMMAAAAGGGGEEEE____QQQQUUUUAAAALLLLIIIITTTTYYYY____TTTTEEEEMMMMPPPPOOOORRRRAAAALLLL
  35.                   describes the temporal quality of a conversion algorithm.
  36.                   This is a float value that varies from 0 to 1.0
  37.  
  38.      DDDDMMMM____IIIIMMMMAAAAGGGGEEEE____BBBBIIIITTTTRRRRAAAATTTTEEEE
  39.                   describes the bitrate of a compressed video stream.  This is
  40.                   an int value in bits per second.
  41.  
  42.      ddddmmmmIIIICCCCSSSSeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss sets the parameters that describe the image format in
  43.      the DDDDMMMMbbbbuuuuffffffffeeeerrrr to be presented the image converter in the next ddddmmmmIIIICCCCSSSSeeeennnndddd
  44.      call.
  45.  
  46.      DDDDMMMM____FFFFAAAAIIIILLLLUUUURRRREEEE is returned if any of the parameter in the list is invalid.
  47.      When this happens, the conversion params are not modified and remain as
  48.      they were set with the last successfulddddmmmmIIIICCCCSSSSeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss call.
  49.  
  50.      ddddmmmmIIIICCCCGGGGeeeettttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss returns the parameters that describe the image format
  51.      in the DDDDMMMMbbbbuuuuffffffffeeeerrrr returned in the previous ddddmmmmIIIICCCCRRRReeeecccceeeeiiiivvvveeee call.  Prior to any
  52.      successful ddddmmmmIIIICCCCRRRReeeecccceeeeiiiivvvveeee, the parameters returned are not defined.
  53.  
  54.      ddddmmmmIIIICCCCGGGGeeeettttDDDDeeeeffffaaaauuuullllttttCCCCoooonnnnvvvvPPPPaaaarrrraaaammmmssss returns the complete set of parameters
  55.      recognized by the converter and their default values.
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  63.                                                                         PPPPaaaaggggeeee 1111
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  70. ddddmmmmIIIICCCC((((3333ddddmmmm))))                                                            ddddmmmmIIIICCCC((((3333ddddmmmm))))
  71.  
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  73.  
  74. SSSSEEEEEEEE AAAALLLLSSSSOOOO
  75.      dmICCreate(3dm), dmICSetSrcParams(3dm), dmICSetDstParams(3dm),
  76.      dmGetError(3dm).
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  129.                                                                         PPPPaaaaggggeeee 2222
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