annotate base/BaseTypes.h @ 1864:166d7a4c2cd6 startup-timing

Add timings to debug output
author Chris Cannam
date Wed, 03 Jun 2020 13:57:37 +0100
parents 895186c43fce
children
rev   line source
Chris@1051 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@1051 2
Chris@1051 3 /*
Chris@1051 4 Sonic Visualiser
Chris@1051 5 An audio file viewer and annotation editor.
Chris@1051 6 Centre for Digital Music, Queen Mary, University of London.
Chris@1051 7
Chris@1051 8 This program is free software; you can redistribute it and/or
Chris@1051 9 modify it under the terms of the GNU General Public License as
Chris@1051 10 published by the Free Software Foundation; either version 2 of the
Chris@1051 11 License, or (at your option) any later version. See the file
Chris@1051 12 COPYING included with this distribution for more information.
Chris@1051 13 */
Chris@1049 14
Chris@1528 15 #ifndef SV_BASE_TYPES_H
Chris@1528 16 #define SV_BASE_TYPES_H
Chris@1049 17
Chris@1049 18 #include <cstdint>
Chris@1326 19 #include <complex>
Chris@1326 20 #include <vector>
Chris@1326 21
Chris@1326 22 #include <bqvec/Allocators.h>
Chris@1049 23
Chris@1051 24 /** Frame index, the unit of our time axis. This is signed because the
Chris@1051 25 axis conceptually extends below zero: zero represents the start of
Chris@1051 26 the main loaded audio model, not the start of time; a windowed
Chris@1051 27 transform could legitimately produce results before then. We also
Chris@1051 28 use this for frame counts, simply to avoid error-prone arithmetic
Chris@1051 29 between signed and unsigned types.
Chris@1051 30 */
Chris@1049 31 typedef int64_t sv_frame_t;
Chris@1049 32
Chris@1051 33 /** Check whether an integer index is in range for a container,
Chris@1051 34 avoiding overflows and signed/unsigned comparison warnings.
Chris@1051 35 */
Chris@1049 36 template<typename T, typename C>
Chris@1049 37 bool in_range_for(const C &container, T i)
Chris@1049 38 {
Chris@1049 39 if (i < 0) return false;
Chris@1049 40 if (sizeof(T) > sizeof(typename C::size_type)) {
Chris@1429 41 return i < static_cast<T>(container.size());
Chris@1049 42 } else {
Chris@1429 43 return static_cast<typename C::size_type>(i) < container.size();
Chris@1049 44 }
Chris@1049 45 }
Chris@1049 46
Chris@1051 47 /** Sample rate. We have to deal with sample rates provided as float
Chris@1051 48 or (unsigned) int types, so we might as well have a type that can
Chris@1051 49 represent both. Storage size isn't an issue anyway.
Chris@1051 50 */
Chris@1051 51 typedef double sv_samplerate_t;
Chris@1051 52
Chris@1326 53 typedef std::vector<float, breakfastquay::StlAllocator<float>> floatvec_t;
Chris@1326 54
Chris@1326 55 typedef std::vector<std::complex<float>,
Chris@1326 56 breakfastquay::StlAllocator<std::complex<float>>> complexvec_t;
Chris@1326 57
Chris@1626 58 typedef uint64_t sv_id_t;
Chris@1626 59
Chris@1626 60 enum {
Chris@1626 61 ID_NOTHING = 0
Chris@1626 62 };
Chris@1626 63
Chris@1049 64 #endif
Chris@1051 65