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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <boost/test/unit_test.hpp>
#include <libdcp/util.h>
extern "C" {
#include <libavutil/pixfmt.h>
}
#include "lib/image.h"
#include "lib/scaler.h"
using std::list;
/* Check that Image::make_black works, and doesn't use values which crash
sws_scale().
*/
BOOST_AUTO_TEST_CASE (make_black_test)
{
libdcp::Size in_size (512, 512);
libdcp::Size out_size (1024, 1024);
list<AVPixelFormat> pix_fmts;
pix_fmts.push_back (AV_PIX_FMT_RGB24);
pix_fmts.push_back (AV_PIX_FMT_YUV420P);
pix_fmts.push_back (AV_PIX_FMT_YUV422P10LE);
pix_fmts.push_back (AV_PIX_FMT_YUV422P16LE);
pix_fmts.push_back (AV_PIX_FMT_YUV444P9LE);
pix_fmts.push_back (AV_PIX_FMT_YUV444P9BE);
pix_fmts.push_back (AV_PIX_FMT_YUV444P10LE);
pix_fmts.push_back (AV_PIX_FMT_YUV444P10BE);
pix_fmts.push_back (AV_PIX_FMT_UYVY422);
pix_fmts.push_back (AV_PIX_FMT_YUVJ420P);
pix_fmts.push_back (AV_PIX_FMT_YUVJ422P);
pix_fmts.push_back (AV_PIX_FMT_YUVJ444P);
int N = 0;
for (list<AVPixelFormat>::const_iterator i = pix_fmts.begin(); i != pix_fmts.end(); ++i) {
boost::shared_ptr<Image> foo (new Image (*i, in_size, true));
foo->make_black ();
boost::shared_ptr<Image> bar = foo->scale_and_convert_to_rgb (out_size, Scaler::from_id ("bicubic"), true);
uint8_t* p = bar->data()[0];
for (int y = 0; y < bar->size().height; ++y) {
uint8_t* q = p;
for (int x = 0; x < bar->line_size()[0]; ++x) {
if (*q != 0) {
std::cerr << "x=" << x << ", (x%3)=" << (x%3) << "\n";
}
BOOST_CHECK_EQUAL (*q++, 0);
}
p += bar->stride()[0];
}
++N;
}
}
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