Time Code Media Information Atom
The time code media also requires a media information atom. This atom contains information governing how the time code text is displayed. This media information atom is stored in a base media information atom (see
"Base Media Information Atoms"
for more information). The type of the time code media information atom is
'tcmi'
.
The time code media information atom contains the following data elements.
-
Size
-
A 32-bit integer that specifies the number of bytes in this time code media information atom.
-
Type
-
A 32-bit integer that identifies the atom type; this field must be set to
'tcmi'
.
-
Version
-
A 1-byte specification of the version of this time code media information atom.
-
Flags
-
A 3-byte space for time code media information flags. Set this field to 0.
-
Text font
-
A 16-bit integer that indicates the font to use. Set this field to 0 to use the system font. If the Font name field contains a valid name, ignore this field.
-
Text face
-
A 16-bit integer that indicates the font's style. Set this field to 0 for normal text. You can enable other style options by using one or more of the following bit masks:
-
0x0001
-
Bold
-
0x0002
-
Italic
-
0x0004
-
Underline
-
0x0008
-
Outline
-
0x0010
-
Shadow
-
0x0020
-
Condense
-
0x0040
-
Extend
-
Text size
-
A 16-bit integer that specifies the point size of the time code text.
-
Text color
-
A 48-bit RGB color value for the time code text.
-
Background color
-
A 48-bit RGB background color for the time code text.
-
Font name
-
A Pascal string specifying the name of the time code text's font.
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