/* Convert 8-bit VIPS images to/from JPEG.
 *
 * 30/11/11
 * 	- now just a stub calling the new system
 */

/*

	This file is part of VIPS.

	VIPS is free software; you can redistribute it and/or modify
	it under the terms of the GNU Lesser General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
	02110-1301  USA

 */

/*

	These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk

 */

/*
#define DEBUG_VERBOSE
#define DEBUG
#define VIPS_DEBUG
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <glib/gi18n-lib.h>

#include <string.h>
#include <stdlib.h>

#include <vips/vips.h>
#include <vips/vips7compat.h>
#include <vips/internal.h>

int
im_vips2jpeg(IMAGE *in, const char *filename)
{
	int qfac = 75;

	/* profile has to default to NULL, meaning "no param". If we default
	 * to "none" we will not attach the profile from the metadata.
	 */
	char *profile = NULL;

	char *p, *q;

	char name[FILENAME_MAX];
	char mode[FILENAME_MAX];
	char buf[FILENAME_MAX];

	/* Parse mode from filename.
	 */
	im_filename_split(filename, name, mode);
	strcpy(buf, mode);
	p = &buf[0];
	if ((q = im_getnextoption(&p))) {
		if (strcmp(q, "") != 0)
			qfac = atoi(mode);
	}
	if ((q = im_getnextoption(&p))) {
		if (strcmp(q, "") != 0)
			profile = q;
	}
	if ((q = im_getnextoption(&p))) {
		im_error("im_vips2jpeg",
			_("unknown extra options \"%s\""), q);
		return -1;
	}

	return vips_jpegsave(in, name,
		"Q", qfac, "profile", profile, NULL);
}

int
im_vips2bufjpeg(IMAGE *in, IMAGE *out, int qfac, char **obuf, int *olen)
{
	size_t len;

	if (vips_jpegsave_buffer(in, (void **) obuf, &len, "Q", qfac, NULL))
		return -1;
	if (out)
		im_add_callback(out, "close",
			(im_callback_fn) vips_free, obuf, NULL);

	if (olen)
		*olen = len;

	return 0;
}

int
im_vips2mimejpeg(IMAGE *in, int qfac)
{
	return vips_jpegsave_mime(in, "Q", qfac, NULL);
}
