1 //-----------------------------------------------------------------------------
2 // Copyright (c) 2015-2018 Marcelo Fernandez
3 //
4 // Permission is hereby granted, free of charge, to any person obtaining a copy
5 // of this software and associated documentation files (the "Software"), to
6 // deal in the Software without restriction, including without limitation the
7 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 // sell copies of the Software, and to permit persons to whom the Software is
9 // furnished to do so, subject to the following conditions:
10 //
11 // The above copyright notice and this permission notice shall be included in
12 // all copies or substantial portions of the Software.
13 //
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
20 // IN THE SOFTWARE.
21 //-----------------------------------------------------------------------------
22 
23 #ifndef __OAMLAUDIOFILE_H__
24 #define __OAMLAUDIOFILE_H__
25 
26 #ifdef __HAVE_SOXR
27 #include <soxr.h>
28 #endif
29 
30 class ByteBuffer;
31 
32 class oamlAudioFile {
33 private:
34 	oamlBase *base;
35 	bool verbose;
36 	oamlFileCallbacks *fcbs;
37 
38 #ifdef __HAVE_SOXR
39 	soxr_t soxr;
40 #endif
41 
42 	ByteBuffer buffer;
43 	audioFile *handle;
44 	std::string filename;
45 	std::string layer;
46 	int randomChance;
47 	float gain;
48 
49 	int format;
50 	unsigned int bytesPerSample;
51 	unsigned int samplesPerSec;
52 	unsigned int totalSamples;
53 	unsigned int channelCount;
54 	unsigned int samplesToEnd;
55 
56 	int fileFormat;
57 	unsigned int fileBytesPerSample;
58 
59 	bool chance;
60 	bool lastChance;
61 
62 	oamlRC OpenFile();
63 
64 	int Read();
65 	int Read32(unsigned int pos);
66 
67 public:
68 	oamlAudioFile(std::string _filename, oamlBase *_base, oamlFileCallbacks *cbs, bool _verbose);
69 	~oamlAudioFile();
70 
SetFilename(std::string _filename)71 	void SetFilename(std::string _filename) { filename = _filename; }
SetLayer(std::string _layer)72 	void SetLayer(std::string _layer) { layer = _layer; }
SetRandomChance(int _randomChance)73 	void SetRandomChance(int _randomChance) { randomChance = _randomChance; }
SetGain(float _gain)74 	void SetGain(float _gain) { gain = _gain; }
75 
GetFilename()76 	std::string GetFilename() const { return filename; }
GetFilenameStr()77 	const char *GetFilenameStr() const { return filename.c_str(); }
GetLayer()78 	std::string GetLayer() const { return layer; }
GetRandomChance()79 	int GetRandomChance() { return randomChance; }
GetGain()80 	float GetGain() { return gain; }
81 
82 	oamlRC Open();
83 	oamlRC Load();
84 	int LoadProgress();
85 	float ReadFloat(unsigned int pos, bool isTail = false);
86 
GetChannels()87 	unsigned int GetChannels() const { return channelCount; }
GetTotalSamples()88 	unsigned int GetTotalSamples() const { return totalSamples; }
GetSamplesPerSec()89 	unsigned int GetSamplesPerSec() const { return samplesPerSec; }
SetSamplesToEnd(unsigned int samples)90 	void SetSamplesToEnd(unsigned int samples) { samplesToEnd = samples; }
91 
92 	void FreeMemory();
93 };
94 
95 #endif
96