linux/drivers/media/usb/gspca/jpeg.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef JPEG_H
#define JPEG_H …
/*
 * Insert a JPEG header at start of frame
 *
 * This module is used by the gspca subdrivers.
 * A special case is done for Conexant webcams.
 *
 * Copyright (C) Jean-Francois Moine (http://moinejf.free.fr)
 */

/*
 * generation options
 *	CONEX_CAM	Conexant if present
 */

/* JPEG header */
static const u8 jpeg_head[] = …;

/* define the JPEG header */
static void jpeg_define(u8 *jpeg_hdr,
			int height,
			int width,
			int samplesY)
{ … }

/* set the JPEG quality */
static void jpeg_set_qual(u8 *jpeg_hdr,
			  int quality)
{ … }
#endif