2 Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef DCPOMATIC_DCP_VIDEO_H
21 #define DCPOMATIC_DCP_VIDEO_H
24 #include "encode_server_description.h"
25 #include "resolution.h"
26 #include <libcxml/cxml.h>
27 #include <dcp/array_data.h>
28 #include <dcp/openjpeg_image.h>
31 /** @file src/dcp_video_frame.h
32 * @brief A single frame of video destined for a DCP.
41 * @brief A single frame of video destined for a DCP.
43 * Given an Image and some settings, this class knows how to encode
44 * the image to J2K either on the local host or on a remote server.
46 * Objects of this class are used for the queue that we keep
47 * of images that require encoding.
52 DCPVideo (void) : DCPVideo(nullptr,0,0,0,Resolution::TWO_K){}
53 DCPVideo (std::shared_ptr<const PlayerVideo>, int index, int dcp_fps, int bandwidth, Resolution r);
54 DCPVideo (std::shared_ptr<const PlayerVideo>, cxml::ConstNodePtr);
56 DCPVideo (DCPVideo const&) = default;
57 DCPVideo& operator= (DCPVideo const&) = default;
59 dcp::ArrayData encode_locally () const;
60 dcp::ArrayData encode_remotely (EncodeServerDescription, int timeout = 30) const;
68 bool same (std::shared_ptr<const DCPVideo> other) const;
70 static std::shared_ptr<dcp::OpenJPEGImage> convert_to_xyz (std::shared_ptr<const PlayerVideo> frame, dcp::NoteHandler note);
72 void convert_to_xyz (uint16_t *dst);
73 dcp::Size get_size(void);
76 void add_metadata (xmlpp::Element *) const;
78 std::shared_ptr<const PlayerVideo> _frame;
79 int _index; ///< frame index within the DCP's intrinsic duration
80 int _frames_per_second; ///< Frames per second that we will use for the DCP
81 int _j2k_bandwidth; ///< J2K bandwidth to use
82 Resolution _resolution; ///< Resolution (2K or 4K)