* @brief Some utility functions and classes.
*/
-#ifndef DVDOMATIC_UTIL_H
-#define DVDOMATIC_UTIL_H
+#ifndef DCPOMATIC_UTIL_H
+#define DCPOMATIC_UTIL_H
#include <string>
#include <vector>
#include <boost/shared_ptr.hpp>
#include <boost/asio.hpp>
+#include <boost/optional.hpp>
+#include <boost/filesystem.hpp>
+#include <libdcp/util.h>
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavfilter/avfilter.h>
}
+#include "compose.hpp"
+#include "types.h"
+#include "video_content.h"
+
+#ifdef DCPOMATIC_DEBUG
+#define TIMING(...) _film->log()->microsecond_log (String::compose (__VA_ARGS__), Log::TIMING);
+#else
+#define TIMING(...)
+#endif
+
+#undef check
+
+/** The maximum number of audio channels that we can cope with */
+#define MAX_AUDIO_CHANNELS 6
+
+#define DCPOMATIC_HELLO "Boys, you gotta learn not to talk to nuns that way"
-class Scaler;
+namespace libdcp {
+ class Signer;
+}
+
+class Job;
extern std::string seconds_to_hms (int);
extern std::string seconds_to_approximate_hms (int);
extern void stacktrace (std::ostream &, int);
-extern std::string audio_sample_format_to_string (AVSampleFormat);
-extern AVSampleFormat audio_sample_format_from_string (std::string);
extern std::string dependency_version_summary ();
extern double seconds (struct timeval);
-extern void dvdomatic_setup ();
+extern void dcpomatic_setup ();
+extern void dcpomatic_setup_gettext_i18n (std::string);
extern std::vector<std::string> split_at_spaces_considering_quotes (std::string);
-extern std::string md5_digest (std::string);
-
-enum ContentType {
- STILL,
- VIDEO
-};
-
-#ifdef DEBUG_HASH
-extern void md5_data (std::string, void const *, int);
+extern std::string md5_digest (std::vector<boost::filesystem::path>, boost::shared_ptr<Job>);
+extern std::string md5_digest (void const *, int);
+extern void ensure_ui_thread ();
+extern std::string audio_channel_name (int);
+extern bool valid_image_file (boost::filesystem::path);
+#ifdef DCPOMATIC_WINDOWS
+extern boost::filesystem::path mo_path ();
#endif
+extern std::string tidy_for_filename (std::string);
+extern boost::shared_ptr<const libdcp::Signer> make_signer ();
+extern libdcp::Size fit_ratio_within (float ratio, libdcp::Size);
-/** @class Size
- * @brief Representation of the size of something */
-struct Size
+struct FrameRateChange
{
- /** Construct a zero Size */
- Size ()
- : width (0)
- , height (0)
- {}
-
- /** @param w Width.
- * @param h Height.
- */
- Size (int w, int h)
- : width (w)
- , height (h)
- {}
-
- /** width */
- int width;
- /** height */
- int height;
-};
+ FrameRateChange (float, int);
-struct Crop
-{
- Crop () : left (0), right (0), top (0), bottom (0) {}
-
- int left;
- int right;
- int top;
- int bottom;
-};
+ /** @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;
+ }
-extern bool operator== (Crop const & a, Crop const & b);
-extern bool operator!= (Crop const & a, Crop const & b);
+ return repeat;
+ }
-struct Position
-{
- Position ()
- : x (0)
- , y (0)
- {}
-
- Position (int x_, int y_)
- : x (x_)
- , y (y_)
- {}
-
- int x;
- int y;
-};
+ /** true to skip every other frame */
+ bool skip;
+ /** number of times to use each frame (e.g. 1 is normal, 2 means repeat each frame once, and so on) */
+ int 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;
+
+ /** Amount by which the video is being sped-up in the DCP; e.g. for a
+ * 24fps source in a 25fps DCP this would be 25/24.
+ */
+ float speed_up;
-extern std::string crop_string (Position, Size);
-extern int dcp_audio_sample_rate (int);
-extern std::string colour_lut_index_to_name (int index);
+ std::string description;
+};
+extern int dcp_audio_frame_rate (int);
+extern int stride_round_up (int, int const *, int);
+extern DCPTime time_round_up (DCPTime, DCPTime);
+extern std::multimap<std::string, std::string> read_key_value (std::istream& s);
+extern int get_required_int (std::multimap<std::string, std::string> const & kv, std::string k);
+extern float get_required_float (std::multimap<std::string, std::string> const & kv, std::string k);
+extern std::string get_required_string (std::multimap<std::string, std::string> const & kv, std::string k);
+extern int get_optional_int (std::multimap<std::string, std::string> const & kv, std::string k);
+extern std::string get_optional_string (std::multimap<std::string, std::string> const & kv, std::string k);
+extern void* wrapped_av_malloc (size_t);
+
+/** @class Socket
+ * @brief A class to wrap a boost::asio::ip::tcp::socket with some things
+ * that are useful for DCP-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 ();
+ Socket (int timeout = 30);
+ ~Socket ();
+ /** @return Our underlying socket */
boost::asio::ip::tcp::socket& socket () {
return _socket;
}
- void connect (boost::asio::ip::basic_resolver_entry<boost::asio::ip::tcp> const & endpoint, int timeout);
- void write (uint8_t const * data, int size, int timeout);
+ void connect (boost::asio::ip::tcp::endpoint);
+ void accept (int);
+
+ void write (uint32_t n);
+ void write (uint8_t const * data, int size);
- void read_definite_and_consume (uint8_t* data, int size, int timeout);
- void read_indefinite (uint8_t* data, int size, int timeout);
- void consume (int amount);
+ void read (uint8_t* data, int size);
+ uint32_t read_uint32 ();
private:
void check ();
- int read (uint8_t* data, int size, int timeout);
Socket (Socket const &);
boost::asio::io_service _io_service;
boost::asio::deadline_timer _deadline;
boost::asio::ip::tcp::socket _socket;
- /** a buffer for small reads */
- uint8_t _buffer[256];
- /** amount of valid data in the buffer */
- int _buffer_data;
+ boost::asio::ip::tcp::acceptor* _acceptor;
+ int _timeout;
+};
+
+extern int64_t video_frames_to_audio_frames (VideoFrame v, float audio_sample_rate, float frames_per_second);
+
+class LocaleGuard
+{
+public:
+ LocaleGuard ();
+ ~LocaleGuard ();
+
+private:
+ char* _old;
};
+
#endif
+