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/*
Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
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 <http://www.gnu.org/licenses/>.
*/
/** @file src/util.h
* @brief Some utility functions and classes.
*/
#ifndef DCPOMATIC_UTIL_H
#define DCPOMATIC_UTIL_H
#include "audio_mapping.h"
#include "dcpomatic_time.h"
#include "pixel_quanta.h"
#include "types.h"
#include <libcxml/cxml.h>
#include <dcp/atmos_asset.h>
#include <dcp/decrypted_kdm.h>
#include <dcp/util.h>
#include <dcp/text_image.h>
#include <boost/optional.hpp>
#include <boost/filesystem.hpp>
#include <boost/date_time/gregorian/gregorian.hpp>
#include <string>
#include <map>
#include <vector>
#undef check
namespace dcp {
class PictureAsset;
class SoundAsset;
class TextAsset;
}
extern std::string program_name;
extern bool is_batch_converter;
class AudioBuffers;
class TextDecoder;
extern std::string seconds_to_hms(int);
extern std::string time_to_hmsf(dcpomatic::DCPTime time, Frame rate);
extern std::string seconds_to_approximate_hms(int);
extern double seconds(struct timeval);
extern void dcpomatic_setup();
extern void dcpomatic_setup_path_encoding();
extern void dcpomatic_setup_c_and_gettext_i18n();
extern std::string digest_head_tail(std::vector<boost::filesystem::path>, boost::uintmax_t size);
extern std::string simple_digest(std::vector<boost::filesystem::path> paths);
extern void ensure_ui_thread();
extern std::string audio_channel_name(int);
extern std::string short_audio_channel_name(int);
extern bool valid_image_file(boost::filesystem::path);
extern bool valid_sound_file(boost::filesystem::path);
extern bool valid_j2k_file(boost::filesystem::path);
extern boost::filesystem::path mo_path();
extern std::string tidy_for_filename(std::string);
extern dcp::Size fit_ratio_within(float ratio, dcp::Size);
extern void set_backtrace_file(boost::filesystem::path);
extern std::string video_asset_filename(std::shared_ptr<dcp::PictureAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
extern std::string audio_asset_filename(std::shared_ptr<dcp::SoundAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
extern std::string subtitle_asset_filename(std::shared_ptr<dcp::TextAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary, std::string extension);
extern std::string atmos_asset_filename(std::shared_ptr<dcp::AtmosAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
extern std::string careful_string_filter(std::string s, std::wstring allowed = L"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_.+");
extern std::pair<int, int> audio_channel_types(std::list<int> mapped, int channels);
extern std::shared_ptr<AudioBuffers> remap(std::shared_ptr<const AudioBuffers> input, int output_channels, AudioMapping map);
extern size_t utf8_strlen(std::string s);
extern void emit_subtitle_image(dcpomatic::ContentTimePeriod period, dcp::TextImage sub, dcp::Size size, std::shared_ptr<TextDecoder> decoder);
extern void copy_in_bits(boost::filesystem::path from, boost::filesystem::path to, std::function<void (float)>);
extern dcp::Size scale_for_display(dcp::Size s, dcp::Size display_container, dcp::Size film_container, PixelQuanta quanta);
extern dcp::DecryptedKDM decrypt_kdm_with_helpful_error(dcp::EncryptedKDM kdm);
extern boost::filesystem::path default_font_file();
extern void start_of_thread(std::string name);
extern std::string error_details(boost::system::error_code ec);
extern bool contains_assetmap(boost::filesystem::path dir);
extern std::string word_wrap(std::string input, int columns);
extern void capture_ffmpeg_logs();
#ifdef DCPOMATIC_GROK
extern void setup_grok_library_path();
#endif
extern std::string join_strings(std::vector<std::string> const& in, std::string const& separator = " ");
extern std::string rfc_2822_date(time_t time);
bool paths_exist(std::vector<boost::filesystem::path> const& paths);
template <class T>
T
number_attribute(cxml::ConstNodePtr node, std::string name1, std::string name2)
{
auto value = node->optional_number_attribute<T>(name1);
if (!value) {
value = node->number_attribute<T>(name2);
}
return *value;
}
extern std::string screen_names_to_string(std::vector<std::string> names);
extern std::string report_problem();
#endif
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