2 Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "stereo_picture_mxf.h"
22 #include "stereo_picture_frame.h"
23 #include "exceptions.h"
24 #include "stereo_picture_mxf_writer.h"
29 using boost::shared_ptr;
30 using boost::dynamic_pointer_cast;
33 StereoPictureMXF::StereoPictureMXF (boost::filesystem::path file)
36 ASDCP::JP2K::MXFSReader reader;
37 Kumu::Result_t r = reader.OpenRead (file.string().c_str());
38 if (ASDCP_FAILURE (r)) {
39 boost::throw_exception (MXFFileError ("could not open MXF file for reading", file.string(), r));
42 ASDCP::JP2K::PictureDescriptor desc;
43 if (ASDCP_FAILURE (reader.FillPictureDescriptor (desc))) {
44 boost::throw_exception (DCPReadError ("could not read video MXF information"));
47 read_picture_descriptor (desc);
49 ASDCP::WriterInfo info;
50 if (ASDCP_FAILURE (reader.FillWriterInfo (info))) {
51 boost::throw_exception (DCPReadError ("could not read video MXF information"));
54 read_writer_info (info);
57 StereoPictureMXF::StereoPictureMXF (Fraction edit_rate)
64 shared_ptr<const StereoPictureFrame>
65 StereoPictureMXF::get_frame (int n) const
67 return shared_ptr<const StereoPictureFrame> (new StereoPictureFrame (file().string(), n));
70 shared_ptr<PictureMXFWriter>
71 StereoPictureMXF::start_write (boost::filesystem::path file, Standard standard, bool overwrite)
73 return shared_ptr<StereoPictureMXFWriter> (new StereoPictureMXFWriter (this, file, standard, overwrite));
77 StereoPictureMXF::equals (shared_ptr<const Content> other, EqualityOptions opt, boost::function<void (NoteType, string)> note) const
79 if (!MXF::equals (other, opt, note)) {
83 ASDCP::JP2K::MXFSReader reader_A;
84 Kumu::Result_t r = reader_A.OpenRead (file().string().c_str());
85 if (ASDCP_FAILURE (r)) {
86 boost::throw_exception (MXFFileError ("could not open MXF file for reading", file().string(), r));
89 ASDCP::JP2K::MXFSReader reader_B;
90 r = reader_B.OpenRead (other->file().string().c_str());
91 if (ASDCP_FAILURE (r)) {
92 boost::throw_exception (MXFFileError ("could not open MXF file for reading", file().string(), r));
95 ASDCP::JP2K::PictureDescriptor desc_A;
96 if (ASDCP_FAILURE (reader_A.FillPictureDescriptor (desc_A))) {
97 boost::throw_exception (DCPReadError ("could not read video MXF information"));
99 ASDCP::JP2K::PictureDescriptor desc_B;
100 if (ASDCP_FAILURE (reader_B.FillPictureDescriptor (desc_B))) {
101 boost::throw_exception (DCPReadError ("could not read video MXF information"));
104 if (!descriptor_equals (desc_A, desc_B, note)) {
108 shared_ptr<const StereoPictureMXF> other_picture = dynamic_pointer_cast<const StereoPictureMXF> (other);
109 assert (other_picture);
111 for (int i = 0; i < _intrinsic_duration; ++i) {
112 shared_ptr<const StereoPictureFrame> frame_A = get_frame (i);
113 shared_ptr<const StereoPictureFrame> frame_B = other_picture->get_frame (i);
115 if (!frame_buffer_equals (
117 frame_A->left_j2k_data(), frame_A->left_j2k_size(),
118 frame_B->left_j2k_data(), frame_B->left_j2k_size()
123 if (!frame_buffer_equals (
125 frame_A->right_j2k_data(), frame_A->right_j2k_size(),
126 frame_B->right_j2k_data(), frame_B->right_j2k_size()