/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2014 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
*/
-#include <tiffio.h>
-#include "kdm.h"
-#include "picture_frame.h"
-#include "argb_frame.h"
-
+#include "dcp.h"
+#include "mono_picture_frame.h"
+#include "cpl.h"
+#include "decrypted_kdm.h"
+#include "encrypted_kdm.h"
+#include "mono_picture_mxf.h"
+#include "reel_picture_asset.h"
+#include "reel.h"
+#include "test.h"
+#include "xyz_image.h"
+#include "rgb_xyz.h"
+#include "colour_conversion.h"
+#include <boost/test/unit_test.hpp>
+#include <boost/scoped_array.hpp>
+
+using std::pair;
+using std::make_pair;
using boost::dynamic_pointer_cast;
+using boost::shared_ptr;
+using boost::scoped_array;
+
+pair<uint8_t*, dcp::Size>
+get_frame (dcp::DCP const & dcp)
+{
+ shared_ptr<const dcp::Reel> reel = dcp.cpls().front()->reels().front ();
+ shared_ptr<dcp::PictureMXF> picture = reel->main_picture()->mxf ();
+ BOOST_CHECK (picture);
+
+ shared_ptr<const dcp::MonoPictureMXF> mono_picture = dynamic_pointer_cast<const dcp::MonoPictureMXF> (picture);
+ shared_ptr<const dcp::MonoPictureFrame> j2k_frame = mono_picture->get_frame (0);
+ shared_ptr<dcp::XYZImage> xyz = j2k_frame->xyz_image();
+
+ uint8_t* argb = new uint8_t[xyz->size().width * xyz->size().height * 4];
+ dcp::xyz_to_rgba (j2k_frame->xyz_image(), dcp::ColourConversion::srgb_to_xyz(), argb);
+ return make_pair (argb, xyz->size ());
+}
+/** Decrypt an encrypted test DCP and check that its first frame is the same as the unencrypted version */
BOOST_AUTO_TEST_CASE (decryption_test)
{
- boost::filesystem::path plaintext_path = test_corpus;
+ boost::filesystem::path plaintext_path = private_test;
plaintext_path /= "TONEPLATES-SMPTE-PLAINTEXT_TST_F_XX-XX_ITL-TD_51-XX_2K_WOE_20111001_WOE_OV";
- libdcp::DCP plaintext (plaintext_path.string ());
+ dcp::DCP plaintext (plaintext_path.string ());
plaintext.read ();
BOOST_CHECK_EQUAL (plaintext.encrypted (), false);
- boost::filesystem::path encrypted_path = test_corpus;
+ boost::filesystem::path encrypted_path = private_test;
encrypted_path /= "TONEPLATES-SMPTE-ENCRYPTED_TST_F_XX-XX_ITL-TD_51-XX_2K_WOE_20111001_WOE_OV";
- libdcp::DCP encrypted (encrypted_path.string ());
+ dcp::DCP encrypted (encrypted_path.string ());
encrypted.read ();
BOOST_CHECK_EQUAL (encrypted.encrypted (), true);
- libdcp::KDM kdm (
- "test/data/kdm_TONEPLATES-SMPTE-ENC_.smpte-430-2.ROOT.NOT_FOR_PRODUCTION_20130706_20230702_CAR_OV_t1_8971c838.xml",
- "test/data/private.key"
+ dcp::DecryptedKDM kdm (
+ dcp::EncryptedKDM (
+ dcp::file_to_string ("test/data/kdm_TONEPLATES-SMPTE-ENC_.smpte-430-2.ROOT.NOT_FOR_PRODUCTION_20130706_20230702_CAR_OV_t1_8971c838.xml")
+ ),
+ dcp::file_to_string ("test/data/private.key")
);
+
+ encrypted.add (kdm);
- encrypted.add_kdm (kdm);
-
- shared_ptr<const libdcp::Reel> encrypted_reel = encrypted.cpls().front()->reels().front ();
- shared_ptr<const libdcp::PictureAsset> encrypted_picture = encrypted_reel->main_picture ();
- BOOST_CHECK (encrypted_picture);
-
- shared_ptr<const libdcp::MonoPictureAsset> encrypted_mono_picture = dynamic_pointer_cast<const libdcp::MonoPictureAsset> (encrypted_picture);
- shared_ptr<const libdcp::MonoPictureFrame> j2k_frame = encrypted_mono_picture->get_frame (0);
-
- shared_ptr<const libdcp::ARGBFrame> argb_frame = j2k_frame->argb_frame ();
-
+ pair<uint8_t *, dcp::Size> plaintext_frame = get_frame (plaintext);
+ pair<uint8_t *, dcp::Size> encrypted_frame = get_frame (encrypted);
+ /* Check that plaintext and encrypted are the same */
- uint8_t* tiff_frame = new uint8_t[1998 * 3 * 1080];
-
- uint8_t* t = tiff_frame;
- uint8_t* r = argb_frame->data ();
- for (int y = 0; y < 1080; ++y) {
- for (int x = 0; x < 1998; ++x) {
- /* Our data is first-byte blue, second-byte green, third-byte red, fourth-byte alpha,
- so we need to twiddle here.
- */
-
- t[0] = r[2]; // red
- t[1] = r[1]; // green
- t[2] = r[0]; // blue
- t += 3;
- r += 4;
- }
- }
-
- TIFF* output = TIFFOpen ("foo.tiff", "w");
- BOOST_CHECK (output);
+ BOOST_CHECK_EQUAL (plaintext_frame.second, encrypted_frame.second);
- TIFFSetField (output, TIFFTAG_IMAGEWIDTH, 1998);
- TIFFSetField (output, TIFFTAG_IMAGELENGTH, 1080);
- TIFFSetField (output, TIFFTAG_COMPRESSION, COMPRESSION_NONE);
- TIFFSetField (output, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
- TIFFSetField (output, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
- TIFFSetField (output, TIFFTAG_BITSPERSAMPLE, 8);
- TIFFSetField (output, TIFFTAG_SAMPLESPERPIXEL, 3);
-
- BOOST_CHECK (TIFFWriteEncodedStrip (output, 0, tiff_frame, 1998 * 1080 * 3));
- TIFFClose (output);
+ BOOST_CHECK_EQUAL (
+ memcmp (
+ plaintext_frame.first,
+ encrypted_frame.first,
+ plaintext_frame.second.width * plaintext_frame.second.height * 4
+ ),
+ 0
+ );
- delete[] tiff_frame;
+ delete[] plaintext_frame.first;
+ delete[] encrypted_frame.first;
+}
+
+/** Load in a KDM that didn't work at first */
+BOOST_AUTO_TEST_CASE (failing_kdm_test)
+{
+ dcp::DecryptedKDM kdm (
+ dcp::EncryptedKDM (dcp::file_to_string ("test/data/target.pem.crt.de5d4eba-e683-41ca-bdda-aa4ad96af3f4.kdm.xml")),
+ dcp::file_to_string ("test/data/private.key")
+ );
}