From f7518583f90a866a07d8069a78bebcea82b2b248 Mon Sep 17 00:00:00 2001 From: Carl Hetherington Date: Tue, 26 Mar 2024 22:43:10 +0100 Subject: Extract frame info read/write to new class. --- src/lib/frame_info.h | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/lib/frame_info.h (limited to 'src/lib/frame_info.h') diff --git a/src/lib/frame_info.h b/src/lib/frame_info.h new file mode 100644 index 000000000..a5a22bd9e --- /dev/null +++ b/src/lib/frame_info.h @@ -0,0 +1,45 @@ +/* + Copyright (C) 2024 Carl Hetherington + + This file is part of DCP-o-matic. + + DCP-o-matic is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + DCP-o-matic is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with DCP-o-matic. If not, see . + +*/ + + +#include "film.h" +#include +#include + + +class J2KFrameInfo : public dcp::J2KFrameInfo +{ +public: + J2KFrameInfo(dcp::J2KFrameInfo const& info); + J2KFrameInfo(uint64_t offset_, uint64_t size_, std::string hash_); + J2KFrameInfo(std::shared_ptr info_file, Frame frame, Eyes eyes); + + void write(std::shared_ptr info_file, Frame frame, Eyes eyes) const; + + static int size_on_disk() { + return _size_on_disk; + } + +private: + long position(Frame frame, Eyes eyes) const; + + static constexpr auto _size_on_disk = 32 + sizeof(dcp::J2KFrameInfo::offset) + sizeof(dcp::J2KFrameInfo::size); +}; + -- cgit v1.2.3