libopenraw

testunpack.cpp

00001 /* -*- tab-width:4; indent-tabs-mode:'t c-file-style:"stroustrup" -*- */
00002 /*
00003  * Copyright (C) 2008 Novell, Inc.
00004  * Copyright (C) 2009 Hubert Figuiere
00005  *
00006  * This library is free software: you can redistribute it and/or
00007  * modify it under the terms of the GNU Lesser General Public License
00008  * as published by the Free Software Foundation, either version 3 of
00009  * the License, or (at your option) any later version.
00010  *
00011  * This library is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with this library.  If not, see
00018  * <http://www.gnu.org/licenses/>.
00019  */
00020 
00021 
00022 #include <boost/test/minimal.hpp>
00023 
00024 #include "unpack.h"
00025 #include "ifd.h"
00026 
00027 
00028 int test_unpack()
00029 {
00030     const uint8_t packed[32] = {0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF,
00031                                 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0x00,
00032                                 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF,
00033                                 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0x00};
00034     uint16_t unpacked[20];
00035 
00036     OpenRaw::Internals::Unpack
00037         unpack(32, OpenRaw::Internals::IFD::COMPRESS_NIKON_PACK);
00038 
00039     size_t s = unpack.unpack_be12to16((uint8_t*)unpacked, packed,
00040                                       sizeof(packed));
00041     BOOST_CHECK(s = size_t(sizeof(unpacked)));
00042     for (size_t i = 0; i < 2; ++i) {
00043         BOOST_CHECK(unpacked[10 * i + 0] == 0x0123);
00044         BOOST_CHECK(unpacked[10 * i + 1] == 0x0456);
00045         BOOST_CHECK(unpacked[10 * i + 2] == 0x0789);
00046         BOOST_CHECK(unpacked[10 * i + 3] == 0x00AB);
00047         BOOST_CHECK(unpacked[10 * i + 4] == 0x0CDE);
00048         BOOST_CHECK(unpacked[10 * i + 5] == 0x0F12);
00049         BOOST_CHECK(unpacked[10 * i + 6] == 0x0345);
00050         BOOST_CHECK(unpacked[10 * i + 7] == 0x0678);
00051         BOOST_CHECK(unpacked[10 * i + 8] == 0x090A);
00052         BOOST_CHECK(unpacked[10 * i + 9] == 0x0BCD);
00053     }
00054     return 0;
00055 }
00056 
00057 int test_unpack2()
00058 {
00059     const uint8_t packed[3] = {0x12, 0x34, 0x56};
00060     uint16_t unpacked[2];
00061 
00062     OpenRaw::Internals::Unpack unpack(32,
00063                                       OpenRaw::Internals::IFD::COMPRESS_NONE);
00064 
00065     size_t s = unpack.unpack_be12to16((uint8_t*)unpacked, packed,
00066                                       sizeof(packed));
00067     BOOST_CHECK(s == size_t(sizeof(unpacked)));
00068     BOOST_CHECK(unpacked[0] == 0x0123);
00069     BOOST_CHECK(unpacked[1] == 0x0456);
00070     return 0;
00071 }
00072 
00073 int test_main( int /*argc*/, char * /*argv*/[] ) 
00074 {
00075     test_unpack();
00076     test_unpack2();
00077     return 0;
00078 }