/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Linux driver for Philips webcam
( C ) 2004 - 2006 Luc Saillard ( luc @ saillard . org )
NOTE : this version of pwc is an unofficial ( modified ) release of pwc & pcwx
driver and thus may have bugs that are not present in the original version .
Please send bug reports and support requests to < luc @ saillard . org > .
The decompression routines have been implemented by reverse - engineering the
Nemosoft binary pwcx module . Caveat emptor .
*/
#ifndef PWC_DEC23_H
#define PWC_DEC23_H
struct pwc_device;
struct pwc_dec23_private
{
struct mutex lock;
unsigned char last_cmd, last_cmd_valid;
unsigned int scalebits;
unsigned int nbitsmask, nbits; /* Number of bits of a color in the compressed stream */
unsigned int reservoir;
unsigned int nbits_in_reservoir;
const unsigned char *stream;
int temp_colors[16 ];
unsigned char table_0004_pass1[16 ][1024 ];
unsigned char table_0004_pass2[16 ][1024 ];
unsigned char table_8004_pass1[16 ][256 ];
unsigned char table_8004_pass2[16 ][256 ];
unsigned int table_subblock[256 ][12 ];
unsigned char table_bitpowermask[8 ][256 ];
unsigned int table_d800[256 ];
unsigned int table_dc00[256 ];
};
void pwc_dec23_init(struct pwc_device *pdev, const unsigned char *cmd);
void pwc_dec23_decompress(struct pwc_device *pdev,
const void *src,
void *dst);
#endif
Messung V0.5 in Prozent C=96 H=92 G=93
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-10-11)
¤
*© Formatika GbR, Deutschland