TruePaint/Prism Paint file format - Revision history

>Lp: updated info

2017-02-11T21:20:14Z

updated info

← Older revision		Revision as of 17:20, 11 February 2017
Line 23:		Line 23:
	24 bit is stored R, G, B in that order		24 bit is stored R, G, B in that order

	The prism paint compressed format uses the ~~packbits~~ compression algorithm. For every		The prism paint compressed format uses the Packbits compression algorithm. For every
	scanline the bitplanes are compressed separately. The falcon high-color resolution		scanline the bitplanes are compressed separately. The falcon high-color resolution
	(16 bit) is compressed as if there were 16 bitplanes, which there are not.		(16 bit) is compressed as if there were 16 bitplanes, which there are not.
	The same rule applies to 24 bits per pixel.		The same rule applies to 24 bits per pixel.

			Additional information:
			The TruePaint manual describes the format as designed for high speed and only writes
			uncompressed files. Prism Paint on the other hand offers compression every time a
			file is saved with an alert box (yes/no).
	</pre>		</pre>
	See also [[PackBits Compression Algorithm]]		See also [[PackBits Compression Algorithm]]

	Back to [[ST Picture Formats]]		Back to [[ST Picture Formats]]

>Lp: updated info

2017-02-11T20:57:20Z

updated info

← Older revision		Revision as of 16:57, 11 February 2017
Line 1:		Line 1:
	<pre>		<pre>
	TruePaint .TPI .TPA		TruePaint *.TPI
	Prism Paint *.PNT		Prism Paint *.PNT

Line 16:		Line 16:
	128 bytes total for header		128 bytes total for header

	3*palette_size words Palette data, RGB, values 0..1000. The colors are in		3*palette_size words Palette data, RGB, values 0..1000. The colors are in VDI order
	VDI order

	picture_data_size bytes Interleaved bitplanes for bits_per_pixel<16~~, a~~ 16 bit		picture_data_size bytes The line length is a multiple of 16 pixels for all bit depths
	word per pixel for 16-bit pictures, RRRRrGGGGGgBBBBBb.		Interleaved bitplanes for bits_per_pixel<16
	~~The line length~~ is ~~a multiple of 16 pixels for all bit depths~~		16 bit word per pixel for 16-bit pictures, RRRRrGGGGGgBBBBBb
			24 bit is stored R, G, B in that order

	The prism paint compressed format uses the packbits compression algorithm. For every		The prism paint compressed format uses the packbits compression algorithm. For every
	scanline the bitplanes are compressed separately. The falcon high color resolution		scanline the bitplanes are compressed separately. The falcon high-color resolution
	(16 bit) is compressed as if there were 16 bitplanes, which there are not.		(16 bit) is compressed as if there were 16 bitplanes, which there are not.
			The same rule applies to 24 bits per pixel.

	~~TPA - True Paint Animation~~
	~~Currently no documentation available~~.
	</pre>		</pre>
	See also [[PackBits Compression Algorithm]]		See also [[PackBits Compression Algorithm]]

	Back to [[ST Picture Formats]]		Back to [[ST Picture Formats]]

>Lp: updated info

2017-02-11T20:41:20Z

updated info

← Older revision		Revision as of 16:41, 11 February 2017
Line 1:		Line 1:
	<pre>		<pre>
	TruePaint *.TPI		TruePaint .TPI .TPA
	Prism Paint *.PNT		Prism Paint *.PNT

Line 25:		Line 25:
	scanline the bitplanes are compressed separately. The falcon high color resolution		scanline the bitplanes are compressed separately. The falcon high color resolution
	(16 bit) is compressed as if there were 16 bitplanes, which there are not.		(16 bit) is compressed as if there were 16 bitplanes, which there are not.


			TPA - True Paint Animation
			Currently no documentation available.
	</pre>		</pre>
	See also [[PackBits Compression Algorithm]]		See also [[PackBits Compression Algorithm]]

	Back to [[ST Picture Formats]]		Back to [[ST Picture Formats]]

>Lp at 05:59, 3 February 2017

2017-02-03T05:59:55Z

← Older revision		Revision as of 01:59, 3 February 2017
Line 3:		Line 3:
	Prism Paint *.PNT		Prism Paint *.PNT

	1 long $504e5400 'PNT ' TruePaint Magic		1 long $504e5400 'PNT\0' TruePaint Magic
	1 word $0100 ???? file version		1 word $0100 ???? file version
	1 word palette_size Might be there in true color		1 word palette_size Might be there in true color
	1 word x_size		1 word x_size
	1 word y_size		1 word y_size

>Lp: Typos

2017-02-02T22:30:39Z

Typos

← Older revision		Revision as of 18:30, 2 February 2017
Line 9:		Line 9:
	1 word y_size		1 word y_size
	1 word bits_per_pixel		1 word bits_per_pixel
	1 word compression, $0000 uncompressed, $0001 ~~prsimpaint~~ compressed		1 word compression, $0000 uncompressed, $0001 packbits compressed
	1 long picture_data_size = ((x_size+15)&0xffff0)y_sizebits_per_pixel/8		1 long picture_data_size = ((x_size+15)&0xffff0)y_sizebits_per_pixel/8
	(uncompressed)		(uncompressed)
Line 23:		Line 23:
	The line length is a multiple of 16 pixels for all bit depths		The line length is a multiple of 16 pixels for all bit depths
	The prism paint compressed format uses the packbits compression algorithm. For every		The prism paint compressed format uses the packbits compression algorithm. For every
	scanline the bitplanes are compressed ~~seperately~~. The falcon high color resolution		scanline the bitplanes are compressed separately. The falcon high color resolution
	(16 bit) is compressed as if there were 16 bitplanes, which there are not.		(16 bit) is compressed as if there were 16 bitplanes, which there are not.
	</pre>		</pre>

>Lp: New page

2017-01-03T00:34:52Z

New page

New page

<pre>
TruePaint *.TPI
Prism Paint *.PNT

1 long $504e5400 'PNT ' TruePaint Magic
1 word $0100 ???? file version
1 word palette_size Might be there in true color
1 word x_size
1 word y_size
1 word bits_per_pixel
1 word compression, $0000 uncompressed, $0001 prsimpaint compressed
1 long picture_data_size = ((x_size+15)&0xffff0)*y_size*bits_per_pixel/8
(uncompressed)
108 bytes $0
---------
128 bytes total for header

3*palette_size words Palette data, RGB, values 0..1000. The colors are in
VDI order

picture_data_size bytes Interleaved bitplanes for bits_per_pixel<16, a 16 bit
word per pixel for 16-bit pictures, RRRRrGGGGGgBBBBBb.
The line length is a multiple of 16 pixels for all bit depths
The prism paint compressed format uses the packbits compression algorithm. For every
scanline the bitplanes are compressed seperately. The falcon high color resolution
(16 bit) is compressed as if there were 16 bitplanes, which there are not.
</pre>
See also [[PackBits Compression Algorithm]]

Back to [[ST Picture Formats]]