arduino-audio-tools
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AudioSourceIdxSDFAT.h
1#pragma once
2
3#include <SPI.h>
4#include <SdFat.h>
5
6#include "AudioToolsConfig.h"
7#include "AudioLogger.h"
8#include "AudioTools/Disk/AudioSource.h"
9
10#define USE_SDFAT
11#include "AudioTools/Disk/SDIndex.h"
12
13// Try max SPI clock for an SD. Reduce SPI_CLOCK if errors occur. (40?)
14#define SPI_CLOCK SD_SCK_MHZ(50)
15
16namespace audio_tools {
27template <typename AudioFs = SdFat32, typename AudioFile = File32>
29 public:
31 AudioSourceIdxSDFAT(const char *startFilePath = "/", const char *ext = ".mp3",
32 int chipSelect = PIN_CS, int speedMHz = 10,
33 bool setupIndex = true) {
34 TRACED();
35 LOGI("SD chipSelect: %d", chipSelect);
36 LOGI("SD speedMHz: %d", speedMHz);
37 LOGI("ext: %s", ext);
38 p_cfg = new SdSpiConfig(chipSelect, DEDICATED_SPI, SD_SCK_MHZ(speedMHz));
39 owns_cfg = true;
40 start_path = startFilePath;
41 exension = ext;
42 setup_index = setupIndex;
43 }
44
46 AudioSourceIdxSDFAT(const char *startFilePath, const char *ext,
47 SdSpiConfig &config, bool setupIndex = true) {
48 TRACED();
49 p_cfg = &config;
50 owns_cfg = false;
51 start_path = startFilePath;
52 exension = ext;
53 setup_index = setupIndex;
54 }
55
57 AudioSourceIdxSDFAT(AudioFs fs, const char *startFilePath="/", const char *ext="", bool setupIndex = true){
58 TRACED();
59 sd = fs;
60 p_cfg = nullptr;
61 owns_cfg = false;
62 start_path = startFilePath;
63 exension = ext;
64 setup_index = setupIndex;
65 is_sd_setup = true;
66 // since we expect an open fs we do not close it
67 is_close_sd = false;
68 }
69
70 virtual ~AudioSourceIdxSDFAT() { end(); }
71
72 virtual void begin() override {
73 TRACED();
74 if (!is_sd_setup) {
75 if (!sd.begin(*p_cfg)) {
76 LOGE("sd.begin failed");
77 return;
78 }
79 is_sd_setup = true;
80 }
81 idx.begin(start_path, exension, file_name_pattern, setup_index);
82 idx_pos = 0;
83 }
84
85 void end() {
86 if (is_sd_setup) {
87#ifdef ESP32
88 if (is_close_sd) sd.end();
89#endif
90 if (owns_cfg) delete (p_cfg);
91 is_sd_setup = false;
92 }
93 }
94
95 virtual Stream *nextStream(int offset = 1) override {
96 LOGI("nextStream: %d", offset);
97 return selectStream(idx_pos + offset);
98 }
99
100 virtual Stream *selectStream(int index) override {
101 LOGI("selectStream: %d", index);
102 idx_pos = index;
103 return selectStream(idx[index]);
104 }
105
106 virtual Stream *selectStream(const char *path) override {
107 file.close();
108 if (path == nullptr) {
109 LOGE("Filename is null")
110 return nullptr;
111 }
112
113 // AudioFile new_file;
114 if (!file.open(path, O_RDONLY)) {
115 LOGE("Open error: '%s'", path);
116 }
117
118 LOGI("-> selectStream: %s", path);
119 // file = new_file;
120 return &file;
121 }
122
125 void setFileFilter(const char *filter) { file_name_pattern = filter; }
126
128 int index() { return idx_pos; }
129
131 const char *toStr() { return file_name; }
132
133 // provides default setting go to the next
134 virtual bool isAutoNext() { return true; }
135
137 virtual void setPath(const char *p) { start_path = p; }
138
140 long size() { return idx.size(); }
141
143 int indexOf(const char* filename) {
144 return idx.indexOf(filename);
145 }
146
148 const char* name(int pos) {
149 return idx[pos];
150 }
151
152 protected:
153 SdSpiConfig *p_cfg = nullptr;
154 AudioFs sd;
155 AudioFile file;
157 size_t idx_pos = 0;
158 char file_name[MAX_FILE_LEN];
159 const char *exension = nullptr;
160 const char *start_path = nullptr;
161 const char *file_name_pattern = "*";
162 bool setup_index = true;
163 bool is_close_sd = true;
164 bool is_sd_setup = false;
165 int cs;
166 bool owns_cfg = false;
167
168 const char *getFileName(AudioFile &file) {
169 static char name[MAX_FILE_LEN];
170 file.getName(name, MAX_FILE_LEN);
171 return name;
172 }
173};
174
175} // namespace audio_tools
Abstract Audio Data Source for the AudioPlayer which is used by the Audio Players.
Definition AudioSource.h:16
ESP32 AudioSource for AudioPlayer using an SD card as data source. An index file is used to speed up ...
Definition AudioSourceIdxSDFAT.h:28
int index()
Provides the current index position.
Definition AudioSourceIdxSDFAT.h:128
AudioSourceIdxSDFAT(AudioFs fs, const char *startFilePath="/", const char *ext="", bool setupIndex=true)
Constructor for providing an open FS.
Definition AudioSourceIdxSDFAT.h:57
long size()
Provides the number of files (The max index is size()-1)
Definition AudioSourceIdxSDFAT.h:140
virtual Stream * selectStream(int index) override
Definition AudioSourceIdxSDFAT.h:100
virtual void begin() override
Reset actual stream and move to root.
Definition AudioSourceIdxSDFAT.h:72
const char * toStr()
provides the actual file name
Definition AudioSourceIdxSDFAT.h:131
virtual void setPath(const char *p)
Allows to "correct" the start path if not defined in the constructor.
Definition AudioSourceIdxSDFAT.h:137
virtual bool isAutoNext()
Returns default setting go to the next.
Definition AudioSourceIdxSDFAT.h:134
int indexOf(const char *filename)
Provides the index of the file with the given name.
Definition AudioSourceIdxSDFAT.h:143
AudioSourceIdxSDFAT(const char *startFilePath="/", const char *ext=".mp3", int chipSelect=PIN_CS, int speedMHz=10, bool setupIndex=true)
Default constructor.
Definition AudioSourceIdxSDFAT.h:31
virtual Stream * nextStream(int offset=1) override
Returns next audio stream.
Definition AudioSourceIdxSDFAT.h:95
void setFileFilter(const char *filter)
Definition AudioSourceIdxSDFAT.h:125
const char * name(int pos)
Provides the file name for the indicated index.
Definition AudioSourceIdxSDFAT.h:148
AudioSourceIdxSDFAT(const char *startFilePath, const char *ext, SdSpiConfig &config, bool setupIndex=true)
Costructor with SdSpiConfig.
Definition AudioSourceIdxSDFAT.h:46
virtual Stream * selectStream(const char *path) override
Returns audio stream by path: The index is not changed!
Definition AudioSourceIdxSDFAT.h:106
We store all the relevant file names in an sequential index file. Form there we can access them via a...
Definition SDIndex.h:20
Definition NoArduino.h:142
Generic Implementation of sound input and output for desktop environments using portaudio.
Definition AudioCodecsBase.h:10