2 Copyright (C) 2012 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.
20 #ifndef LIBDCP_PICTURE_ASSET_H
21 #define LIBDCP_PICTURE_ASSET_H
23 /** @file src/picture_asset.h
24 * @brief An asset made up of JPEG2000 data
28 #include "mxf_asset.h"
35 class MonoPictureFrame;
36 class StereoPictureFrame;
37 class PictureAssetWriter;
39 /** @brief An asset made up of JPEG2000 data */
40 class PictureAsset : public MXFAsset
43 /** Construct a PictureAsset.
45 * @param directory Directory where MXF file is.
46 * @param mxf_name Name of MXF file.
48 PictureAsset (boost::filesystem::path directory, std::string mxf_name);
50 /** Start a progressive write to this asset.
51 * @param overwrite true to overwrite an existing MXF file; in this mode, writing can be resumed to a partially-written MXF; false if the
52 * MXF file does not exist.
54 virtual boost::shared_ptr<PictureAssetWriter> start_write (bool overwrite) = 0;
56 virtual void read () = 0;
57 virtual void create (std::vector<boost::filesystem::path> const &) {}
58 virtual void create (boost::function<boost::filesystem::path (int)>) {}
60 bool equals (boost::shared_ptr<const Asset> other, EqualityOptions opt, boost::function<void (NoteType, std::string)> note) const;
66 void set_size (Size s) {
70 void write_to_cpl (xmlpp::Element *, bool) const;
74 bool frame_buffer_equals (
75 int frame, EqualityOptions opt, boost::function<void (NoteType, std::string)> note,
76 uint8_t const * data_A, unsigned int size_A, uint8_t const * data_B, unsigned int size_B
79 /** picture size in pixels */
83 std::string key_type () const;
84 virtual int edit_rate_factor () const = 0;