/*
 *    Copyright (C) 2016-2021 Grok Image Compression Inc.
 *
 *    This source code is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This source code 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 Affero General Public License for more details.

 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
#include "grk_includes.h"

namespace grk
{
RateInfo::RateInfo() : minimumSlope(USHRT_MAX), maximumSlope(0) {}
/*
 Synchronize with code block
 */
void RateInfo::synch(CompressCodeblock* cblk)
{
	for(auto passno = 0U; passno < cblk->numPassesTotal; passno++)
	{
		CodePass* pass = &cblk->passes[passno];

		// 2. only process feasible truncation points
		if(pass->slope == 0)
			continue;

		uint16_t s = pass->slope;

		// 4. update min and max
		if(s < minimumSlope)
			minimumSlope = s;
		if(s > maximumSlope)
			maximumSlope = s;
	}
}
uint16_t RateInfo::getMinimumThresh()
{
	return minimumSlope;
}

} // namespace grk
