diff options
| author | Carl Hetherington <cth@carlh.net> | 2021-01-24 04:15:26 +0100 |
|---|---|---|
| committer | Carl Hetherington <cth@carlh.net> | 2021-01-24 04:15:26 +0100 |
| commit | ceaf7bc52712cb60708ed5eb5c62c5e463dd8e89 (patch) | |
| tree | c55e4b85ee30138ce83263045d77d01631378b2e /src/dcp_time.cc | |
| parent | 6c37cc1979b2a01205a888c4c98f3334685ee8dd (diff) | |
Tidying.
Diffstat (limited to 'src/dcp_time.cc')
| -rw-r--r-- | src/dcp_time.cc | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/src/dcp_time.cc b/src/dcp_time.cc index 7a4a67d6..2895cd37 100644 --- a/src/dcp_time.cc +++ b/src/dcp_time.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net> + Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net> This file is part of libdcp. @@ -31,10 +31,12 @@ files in the program, then also delete it here. */ + /** @file src/dcp_time.cc - * @brief Time class. + * @brief Time class */ + #include "raw_convert.h" #include "dcp_time.h" #include "exceptions.h" @@ -46,25 +48,24 @@ #include <vector> #include <cmath> + using namespace std; using namespace boost; using namespace dcp; + Time::Time (int frame, double frames_per_second, int tcr_) { set (double (frame) / frames_per_second, tcr_); } -/** Construct a Time from a number of seconds and a timecode rate. - * - * @param seconds A number of seconds. - * @param tcr_ Timecode rate. - */ + Time::Time (double seconds, int tcr_) { set (seconds, tcr_); } + /** Construct a Time with specified timecode rate and using the supplied * number of seconds. * @@ -94,14 +95,7 @@ Time::set (double seconds, int tcr_) } } -/** @param time String of the form - * HH:MM:SS:EE for SMPTE - * HH:MM:SS:E[E[E]] or HH:MM:SS.s[s[s]] for Interop - * where HH are hours, MM minutes, SS seconds, EE editable units and - * sss millseconds. - * - * @param tcr_ Timecode rate if this is a SMPTE time, otherwise empty for an Interop time. - */ + Time::Time (string time, optional<int> tcr_) { vector<string> b; @@ -170,30 +164,35 @@ Time::Time (string time, optional<int> tcr_) } } + bool dcp::operator== (Time const & a, Time const & b) { return (a.h == b.h && a.m == b.m && a.s == b.s && (a.e * b.tcr) == (b.e * a.tcr)); } + bool dcp::operator!= (Time const & a, Time const & b) { return !(a == b); } + bool dcp::operator<= (Time const & a, Time const & b) { return a < b || a == b; } + bool dcp::operator>= (Time const & a, Time const & b) { return a > b || a == b; } + bool dcp::operator< (Time const & a, Time const & b) { @@ -212,6 +211,7 @@ dcp::operator< (Time const & a, Time const & b) return (a.e * b.tcr) < (b.e * a.tcr); } + bool dcp::operator> (Time const & a, Time const & b) { @@ -230,6 +230,7 @@ dcp::operator> (Time const & a, Time const & b) return (a.e * b.tcr) > (b.e * a.tcr); } + ostream & dcp::operator<< (ostream& s, Time const & t) { @@ -237,6 +238,7 @@ dcp::operator<< (ostream& s, Time const & t) return s; } + dcp::Time dcp::operator+ (Time a, Time b) { @@ -274,6 +276,7 @@ dcp::operator+ (Time a, Time b) return r; } + dcp::Time dcp::operator- (Time a, Time b) { @@ -311,6 +314,7 @@ dcp::operator- (Time a, Time b) return r; } + float dcp::operator/ (Time a, Time const & b) { @@ -319,7 +323,7 @@ dcp::operator/ (Time a, Time const & b) return float (at) / bt; } -/** @return A string of the form h:m:s:e padded as in 00:00:00:000 (for Interop) or 00:00:00:00 (for SMPTE) */ + string Time::as_string (Standard standard) const { @@ -334,26 +338,21 @@ Time::as_string (Standard standard) const return buffer; } -/** @param tcr_ Timecode rate with which the return value should be counted. - * @return the total number of editable units that this time consists of at the specified timecode rate, rounded up - * to the nearest editable unit. For example, as_editable_units (24) returns the total time in frames at 24fps. - */ + int64_t Time::as_editable_units (int tcr_) const { - return ceil (int64_t(e) * double (tcr_) / tcr) + int64_t(s) * tcr_ + int64_t(m) * 60 * tcr_ + int64_t(h) * 60 * 60 * tcr_; + return ceil(int64_t(e) * double(tcr_) / tcr) + int64_t(s) * tcr_ + int64_t(m) * 60 * tcr_ + int64_t(h) * 60 * 60 * tcr_; } -/** @return the total number of seconds that this time consists of */ + double Time::as_seconds () const { return h * 3600 + m * 60 + s + double(e) / tcr; } -/** @param tcr_ New timecode rate. - * @return A new Time which is this time at the spcified new timecode rate. - */ + Time Time::rebase (int tcr_) const { |
