X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Flib%2Futil.h;h=4e6e50dd7b32b8a513802a3ceb486bde84b55b82;hb=1460bda6f80b6529e31a1a63029dc0ec5f7d0ae8;hp=3e1d7f4b407d8326adf7869c0b0e15bd8785b269;hpb=fa1c0e32be95d6507ed2100fffcb3230269a880e;p=dcpomatic.git diff --git a/src/lib/util.h b/src/lib/util.h index 3e1d7f4b4..4e6e50dd7 100644 --- a/src/lib/util.h +++ b/src/lib/util.h @@ -1,20 +1,20 @@ /* - Copyright (C) 2012 Carl Hetherington - Copyright (C) 2000-2007 Paul Davis + Copyright (C) 2012-2016 Carl Hetherington - This program is free software; you can redistribute it and/or modify + 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. - This program is distributed in the hope that it will be useful, + 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 this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + along with DCP-o-matic. If not, see . */ @@ -22,295 +22,66 @@ * @brief Some utility functions and classes. */ -#ifndef DVDOMATIC_UTIL_H -#define DVDOMATIC_UTIL_H +#ifndef DCPOMATIC_UTIL_H +#define DCPOMATIC_UTIL_H -#include -#include +#include "types.h" +#include "dcpomatic_time.h" +#include #include -#include #include #include -#include -extern "C" { -#include -#include -} -#include "compose.hpp" - -#ifdef DVDOMATIC_DEBUG -#define TIMING(...) _film->log()->microsecond_log (String::compose (__VA_ARGS__), Log::TIMING); -#else -#define TIMING(...) -#endif +#include +#include +#include #undef check -/** The maximum number of audio channels that we can cope with */ -#define MAX_AUDIO_CHANNELS 6 +namespace dcp { + class PictureAsset; + class SoundAsset; +} + +/** The maximum number of audio channels that we can have in a DCP */ +#define MAX_DCP_AUDIO_CHANNELS 16 +/** Message broadcast to find possible encoding servers */ +#define DCPOMATIC_HELLO "I mean really, Ray, it's used." +/** Number of films to keep in history */ +#define HISTORY_SIZE 10 +#define REPORT_PROBLEM _("Please report this problem by using Help -> Report a problem or via email to carl@dcpomatic.com") +#define TEXT_FONT_ID "font" +/** Largest KDM size (in bytes) that will be accepted */ +#define MAX_KDM_SIZE (256 * 1024) -class Scaler; +extern std::string program_name; + +struct AVSubtitle; extern std::string seconds_to_hms (int); extern std::string seconds_to_approximate_hms (int); -extern void stacktrace (std::ostream &, int); -extern std::string dependency_version_summary (); extern double seconds (struct timeval); -extern void dvdomatic_setup (); -extern void dvdomatic_setup_gettext_i18n (std::string); -extern std::vector split_at_spaces_considering_quotes (std::string); -extern std::string md5_digest (std::string); -extern std::string md5_digest (void const *, int); +extern void dcpomatic_setup (); +extern void dcpomatic_setup_path_encoding (); +extern void dcpomatic_setup_gettext_i18n (std::string); +extern std::string digest_head_tail (std::vector, boost::uintmax_t size); extern void ensure_ui_thread (); extern std::string audio_channel_name (int); -#ifdef DVDOMATIC_WINDOWS +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); +#ifdef DCPOMATIC_WINDOWS extern boost::filesystem::path mo_path (); #endif - -typedef int SourceFrame; - -struct FrameRateConversion -{ - FrameRateConversion (float, int); - - /** @return factor by which to multiply a source frame rate - to get the effective rate after any skip or repeat has happened. - */ - float factor () const { - if (skip) { - return 0.5; - } else if (repeat) { - return 2; - } - - return 1; - } - - /** true to skip every other frame */ - bool skip; - /** true to repeat every frame once */ - bool repeat; - /** true if this DCP will run its video faster or slower than the source - * without taking into account `repeat' nor `skip'. - * (e.g. change_speed will be true if - * source is 29.97fps, DCP is 30fps - * source is 14.50fps, DCP is 30fps - * but not if - * source is 15.00fps, DCP is 30fps - * source is 12.50fps, DCP is 25fps) - */ - bool change_speed; - - std::string description; -}; - -int best_dcp_frame_rate (float); - -enum ContentType { - STILL, ///< content is still images - VIDEO ///< content is a video -}; - -/** @struct Crop - * @brief A description of the crop of an image or video. - */ -struct Crop -{ - Crop () : left (0), right (0), top (0), bottom (0) {} - - /** Number of pixels to remove from the left-hand side */ - int left; - /** Number of pixels to remove from the right-hand side */ - int right; - /** Number of pixels to remove from the top */ - int top; - /** Number of pixels to remove from the bottom */ - int bottom; -}; - -extern bool operator== (Crop const & a, Crop const & b); -extern bool operator!= (Crop const & a, Crop const & b); - -/** @struct Position - * @brief A position. - */ -struct Position -{ - Position () - : x (0) - , y (0) - {} - - Position (int x_, int y_) - : x (x_) - , y (y_) - {} - - /** x coordinate */ - int x; - /** y coordinate */ - int y; -}; - -namespace dvdomatic -{ - -/** @struct Rect - * @brief A rectangle. - */ -struct Rect -{ - Rect () - : x (0) - , y (0) - , width (0) - , height (0) - {} - - Rect (int x_, int y_, int w_, int h_) - : x (x_) - , y (y_) - , width (w_) - , height (h_) - {} - - int x; - int y; - int width; - int height; - - Position position () const { - return Position (x, y); - } - - libdcp::Size size () const { - return libdcp::Size (width, height); - } - - Rect intersection (Rect const & other) const; -}; - -} - -extern std::string crop_string (Position, libdcp::Size); -extern int dcp_audio_sample_rate (int); -extern std::string colour_lut_index_to_name (int index); +extern std::string tidy_for_filename (std::string); +extern dcp::Size fit_ratio_within (float ratio, dcp::Size); extern int stride_round_up (int, int const *, int); -extern int stride_lookup (int c, int const * stride); -extern std::multimap read_key_value (std::istream& s); -extern int get_required_int (std::multimap const & kv, std::string k); -extern float get_required_float (std::multimap const & kv, std::string k); -extern std::string get_required_string (std::multimap const & kv, std::string k); -extern int get_optional_int (std::multimap const & kv, std::string k); -extern std::string get_optional_string (std::multimap const & kv, std::string k); - -/** @class Socket - * @brief A class to wrap a boost::asio::ip::tcp::socket with some things - * that are useful for DVD-o-matic. - * - * This class wraps some things that I could not work out how to do with boost; - * most notably, sync read/write calls with timeouts. - */ -class Socket -{ -public: - Socket (int timeout = 30); - - /** @return Our underlying socket */ - boost::asio::ip::tcp::socket& socket () { - return _socket; - } - - void connect (boost::asio::ip::basic_resolver_entry const & endpoint); - - void write (uint32_t n); - void write (uint8_t const * data, int size); - - void read (uint8_t* data, int size); - uint32_t read_uint32 (); - -private: - void check (); - - Socket (Socket const &); - - boost::asio::io_service _io_service; - boost::asio::deadline_timer _deadline; - boost::asio::ip::tcp::socket _socket; - int _timeout; -}; - -/** @class AudioBuffers - * @brief A class to hold multi-channel audio data in float format. - */ -class AudioBuffers -{ -public: - AudioBuffers (int channels, int frames); - AudioBuffers (AudioBuffers const &); - AudioBuffers (boost::shared_ptr); - ~AudioBuffers (); - - float** data () const { - return _data; - } - - float* data (int) const; - - int channels () const { - return _channels; - } - - int frames () const { - return _frames; - } - - void set_frames (int f); - - void make_silent (); - void make_silent (int c); - - void copy_from (AudioBuffers* from, int frames_to_copy, int read_offset, int write_offset); - void move (int from, int to, int frames); - -private: - /** Number of channels */ - int _channels; - /** Number of frames (where a frame is one sample across all channels) */ - int _frames; - /** Number of frames that _data can hold */ - int _allocated_frames; - /** Audio data (so that, e.g. _data[2][6] is channel 2, sample 6) */ - float** _data; -}; - -class AudioMapping -{ -public: - AudioMapping (int); - - boost::optional source_to_dcp (int c) const; - boost::optional dcp_to_source (libdcp::Channel c) const; - int dcp_channels () const; - -private: - int _source_channels; -}; - -extern int64_t video_frames_to_audio_frames (SourceFrame v, float audio_sample_rate, float frames_per_second); -extern bool still_image_file (std::string); -extern std::pair cpu_info (); - -class LocaleGuard -{ -public: - LocaleGuard (); - ~LocaleGuard (); - -private: - char* _old; -}; - +extern void* wrapped_av_malloc (size_t); +extern void set_backtrace_file (boost::filesystem::path); +extern std::map split_get_request (std::string url); +extern std::string video_asset_filename (boost::shared_ptr asset, int reel_index, int reel_count, boost::optional content_summary); +extern std::string audio_asset_filename (boost::shared_ptr asset, int reel_index, int reel_count, boost::optional content_summary); +extern float relaxed_string_to_float (std::string); +extern std::string careful_string_filter (std::string); #endif -