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Annotation of researchv10dc/man/adm/man9/flickfile.9, revision 1.1

1.1     ! root        1: .TH FLICKFILE 9.5
        !             2: .CT 1 comm_term
        !             3: .SH NAME
        !             4: movies \- graphics movie file formats
        !             5: .SH DESCRIPTION
        !             6: Movie files are generated by
        !             7: .I preflicks
        !             8: and used by
        !             9: .IR fflicks ;
        !            10: see
        !            11: .IR flicks (9.1).
        !            12: The format of a movie files is:
        !            13: .IP
        !            14: .EX
        !            15: struct Header {
        !            16:        unsigned char version;
        !            17:        short header_length;
        !            18:        short nr_frames;
        !            19:        unsigned char nr_tables;
        !            20:        struct LOOKUP_TABLE {
        !            21:                short number_of_entries;
        !            22:                struct {
        !            23:                        short count;
        !            24:                        unsigned char value;
        !            25:                } table[256];
        !            26:        } Table[nr_tables];
        !            27: };
        !            28: struct Frame {
        !            29:        short width, height;
        !            30:        short compacted_length;
        !            31:        unsigned char which_table;
        !            32:        unsigned char data[compacted_length];
        !            33: } Frame[nr_frames];
        !            34: .EE
        !            35: Each
        !            36: .B short
        !            37: in the above structure is present as a two-byte number in the
        !            38: file, most significant byte first.
        !            39: Each
        !            40: .B "unsigned char"
        !            41: is a single byte.
        !            42: .TP
        !            43: .B version
        !            44: software version number, to
        !            45: ensure compatibility between producer and consumer
        !            46: of the file.
        !            47: .PD0
        !            48: .TP
        !            49: .B header_length
        !            50: total length in bytes of the lookup table(s)
        !            51: used to encode the file plus three bytes (the next three that follow).
        !            52: .TP
        !            53: .B nr_frames
        !            54: total number of movie frames in the file.
        !            55: .TP
        !            56: .B nr_tables
        !            57: number of lookup tables.
        !            58: .TP
        !            59: .B nr_entries
        !            60: number of entries in the lookup table (maximum 256).
        !            61: .TP
        !            62: .B count
        !            63: .B value
        !            64: pixel value and a count of
        !            65: how many times that value is to be repeated.
        !            66: .PD
        !            67: .PP
        !            68: Immediately following the lookup tables begin the frames
        !            69: encoded in an indirect run-length code.
        !            70: Each frame is described by
        !            71: .BR width ,
        !            72: .BR height ,
        !            73: and the
        !            74: .B compacted_length
        !            75: of the frame in bytes.
        !            76: The frame is coded in raster-scan order
        !            77: as a sequence of indexes into
        !            78: the table numbered
        !            79: .BR which_table
        !            80: (counting from 0).
        !            81: .SH FILES
        !            82: _movie
        !            83: .SH "SEE ALSO"
        !            84: .IR flicks (9.1), 
        !            85: .IR pico (1), 
        !            86: .IR rebecca (9.1)

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