old demo that i want to try in mbed studio
Dependencies: mbed SDFileSystem_Copy_of_mbed_version I2S
NotchingDemo.cpp@32:6ee488c97dcc, 2019-05-26 (annotated)
- Committer:
- roryhand
- Date:
- Sun May 26 21:29:41 2019 +0000
- Revision:
- 32:6ee488c97dcc
- Parent:
- 31:0f8c3adf09c3
- Child:
- 33:a75f0a30fbdc
WIP - can transition between files naturally IF FILES ALREADY OPEN.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
roryhand | 1:aac37edee302 | 1 | |
roryhand | 0:e89d7a0bfa3b | 2 | // 24/03/2018 update - I appear to be able to address the device and write something, as I am getting an ACK returned from the i2c write() function. |
roryhand | 0:e89d7a0bfa3b | 3 | //however if i use the write function with 4 arguments (as opposed to just 1 argument) then it doesnt work |
roryhand | 0:e89d7a0bfa3b | 4 | //only works with the 1 argument version!!! |
roryhand | 0:e89d7a0bfa3b | 5 | |
roryhand | 0:e89d7a0bfa3b | 6 | |
roryhand | 0:e89d7a0bfa3b | 7 | //THIS VERSION WORKED, CHANGED SOME THINGS, THEN CHANGED THEM BACK. NOW IT NO LONGER WORKS!!!! |
roryhand | 0:e89d7a0bfa3b | 8 | #include "mbed.h" |
roryhand | 0:e89d7a0bfa3b | 9 | #include "math.h" |
roryhand | 1:aac37edee302 | 10 | #include "I2S.h" |
roryhand | 1:aac37edee302 | 11 | #include "SDFileSystem.h" |
roryhand | 0:e89d7a0bfa3b | 12 | #include "wm8731_Config_setup.h" |
roryhand | 0:e89d7a0bfa3b | 13 | #include "WOLFSON_config_consts.h" |
roryhand | 0:e89d7a0bfa3b | 14 | #include <stdlib.h> |
roryhand | 27:a378f1f937ee | 15 | #include <fstream> |
roryhand | 27:a378f1f937ee | 16 | #include <iostream> |
roryhand | 0:e89d7a0bfa3b | 17 | #include <vector> |
roryhand | 0:e89d7a0bfa3b | 18 | #include <string> |
roryhand | 0:e89d7a0bfa3b | 19 | #define sample_freq 11025 |
roryhand | 1:aac37edee302 | 20 | #pragma import __use_two_region_memory |
roryhand | 0:e89d7a0bfa3b | 21 | DigitalOut myled(LED1); |
roryhand | 0:e89d7a0bfa3b | 22 | DigitalOut led2(LED2); |
roryhand | 0:e89d7a0bfa3b | 23 | DigitalOut led3(LED3); |
roryhand | 0:e89d7a0bfa3b | 24 | DigitalIn NotchUp(p16); |
roryhand | 0:e89d7a0bfa3b | 25 | InterruptIn Horn(p16); |
roryhand | 0:e89d7a0bfa3b | 26 | Ticker sampletick; |
roryhand | 32:6ee488c97dcc | 27 | Ticker fileswitch_tick; |
roryhand | 0:e89d7a0bfa3b | 28 | Ticker BellTick; |
roryhand | 0:e89d7a0bfa3b | 29 | Ticker EdTick; |
roryhand | 0:e89d7a0bfa3b | 30 | Ticker TickFadeOut; |
roryhand | 3:6169aeeaeeb4 | 31 | Ticker TestTick; |
roryhand | 0:e89d7a0bfa3b | 32 | Timer t; |
roryhand | 0:e89d7a0bfa3b | 33 | Timer t2; |
roryhand | 3:6169aeeaeeb4 | 34 | Timer NotchTimer; |
roryhand | 27:a378f1f937ee | 35 | Timer timer_open; |
roryhand | 0:e89d7a0bfa3b | 36 | |
roryhand | 0:e89d7a0bfa3b | 37 | Serial pc(USBTX, USBRX); // tx, rx //FOR DEBUGGING PROGRAM USING GNU SCREEN |
roryhand | 0:e89d7a0bfa3b | 38 | DigitalOut cs(p8); |
roryhand | 0:e89d7a0bfa3b | 39 | I2S i2s(I2S_TRANSMIT, p5, p6, p7); |
roryhand | 0:e89d7a0bfa3b | 40 | SDFileSystem sd(p11, p12, p13, p8, "sd"); // the new pinout that i am using |
roryhand | 0:e89d7a0bfa3b | 41 | |
roryhand | 0:e89d7a0bfa3b | 42 | |
roryhand | 0:e89d7a0bfa3b | 43 | /*struct A { |
roryhand | 0:e89d7a0bfa3b | 44 | int data; |
roryhand | 0:e89d7a0bfa3b | 45 | B b; |
roryhand | 0:e89d7a0bfa3b | 46 | };*/ |
roryhand | 0:e89d7a0bfa3b | 47 | |
roryhand | 0:e89d7a0bfa3b | 48 | |
roryhand | 0:e89d7a0bfa3b | 49 | |
roryhand | 0:e89d7a0bfa3b | 50 | |
roryhand | 0:e89d7a0bfa3b | 51 | class classFade |
roryhand | 0:e89d7a0bfa3b | 52 | { |
roryhand | 1:aac37edee302 | 53 | public: |
roryhand | 1:aac37edee302 | 54 | |
roryhand | 0:e89d7a0bfa3b | 55 | float powerval; |
roryhand | 0:e89d7a0bfa3b | 56 | float FadeIteration; |
roryhand | 0:e89d7a0bfa3b | 57 | float DecayFactor; |
roryhand | 0:e89d7a0bfa3b | 58 | float Denom; |
roryhand | 0:e89d7a0bfa3b | 59 | float FadeCoeff; |
roryhand | 0:e89d7a0bfa3b | 60 | float Natural_Exp; |
roryhand | 0:e89d7a0bfa3b | 61 | int LengthSecs; |
roryhand | 0:e89d7a0bfa3b | 62 | int Length; |
roryhand | 1:aac37edee302 | 63 | |
roryhand | 0:e89d7a0bfa3b | 64 | //member Functions |
roryhand | 0:e89d7a0bfa3b | 65 | float FadeOut(void) |
roryhand | 0:e89d7a0bfa3b | 66 | { |
roryhand | 0:e89d7a0bfa3b | 67 | powerval = -FadeIteration/Denom; |
roryhand | 1:aac37edee302 | 68 | if (FadeIteration >=Length) { |
roryhand | 1:aac37edee302 | 69 | FadeCoeff = 0; |
roryhand | 1:aac37edee302 | 70 | |
roryhand | 1:aac37edee302 | 71 | } else { |
roryhand | 0:e89d7a0bfa3b | 72 | FadeCoeff = (Length - FadeIteration)/Length; |
roryhand | 0:e89d7a0bfa3b | 73 | } |
roryhand | 1:aac37edee302 | 74 | FadeIteration = FadeIteration + 1; |
roryhand | 1:aac37edee302 | 75 | return FadeCoeff; |
roryhand | 1:aac37edee302 | 76 | |
roryhand | 1:aac37edee302 | 77 | } |
roryhand | 1:aac37edee302 | 78 | float FadeIn(void) |
roryhand | 0:e89d7a0bfa3b | 79 | { |
roryhand | 0:e89d7a0bfa3b | 80 | powerval = FadeIteration/Denom; |
roryhand | 1:aac37edee302 | 81 | if (FadeIteration >=Length) { |
roryhand | 1:aac37edee302 | 82 | FadeCoeff = 1; |
roryhand | 1:aac37edee302 | 83 | |
roryhand | 1:aac37edee302 | 84 | } else { |
roryhand | 0:e89d7a0bfa3b | 85 | FadeCoeff = FadeIteration/Length; |
roryhand | 0:e89d7a0bfa3b | 86 | } |
roryhand | 0:e89d7a0bfa3b | 87 | |
roryhand | 1:aac37edee302 | 88 | FadeIteration = FadeIteration + 1; |
roryhand | 1:aac37edee302 | 89 | return FadeCoeff; |
roryhand | 1:aac37edee302 | 90 | |
roryhand | 1:aac37edee302 | 91 | } |
roryhand | 0:e89d7a0bfa3b | 92 | }; |
roryhand | 0:e89d7a0bfa3b | 93 | |
roryhand | 0:e89d7a0bfa3b | 94 | classFade IdleFadeOut; |
roryhand | 0:e89d7a0bfa3b | 95 | classFade N2FadeIn; |
roryhand | 0:e89d7a0bfa3b | 96 | |
roryhand | 2:957d3b2afff4 | 97 | classFade NotchFadeOut; |
roryhand | 2:957d3b2afff4 | 98 | classFade NotchFadeIn; |
roryhand | 2:957d3b2afff4 | 99 | |
roryhand | 0:e89d7a0bfa3b | 100 | |
roryhand | 0:e89d7a0bfa3b | 101 | |
roryhand | 0:e89d7a0bfa3b | 102 | |
roryhand | 0:e89d7a0bfa3b | 103 | |
roryhand | 1:aac37edee302 | 104 | typedef struct uFMT_STRUCT { |
roryhand | 1:aac37edee302 | 105 | short comp_code; |
roryhand | 1:aac37edee302 | 106 | short num_channels; |
roryhand | 1:aac37edee302 | 107 | unsigned sample_rate; |
roryhand | 1:aac37edee302 | 108 | unsigned avg_Bps; |
roryhand | 1:aac37edee302 | 109 | short block_align; |
roryhand | 1:aac37edee302 | 110 | short sig_bps; |
roryhand | 0:e89d7a0bfa3b | 111 | } FMT_STRUCT; |
roryhand | 0:e89d7a0bfa3b | 112 | |
roryhand | 1:aac37edee302 | 113 | typedef struct uNotch_STRUCT { |
roryhand | 1:aac37edee302 | 114 | short Notch; |
roryhand | 1:aac37edee302 | 115 | short NotchTransUp; |
roryhand | 1:aac37edee302 | 116 | short NotchTransDown; |
roryhand | 1:aac37edee302 | 117 | short NotchDirection; |
roryhand | 1:aac37edee302 | 118 | } Notch_STRUCT; |
roryhand | 1:aac37edee302 | 119 | |
roryhand | 0:e89d7a0bfa3b | 120 | typedef struct uDATA_STRUCT { |
roryhand | 1:aac37edee302 | 121 | unsigned subchunk2_ID; |
roryhand | 1:aac37edee302 | 122 | unsigned subchunk2_size; |
roryhand | 1:aac37edee302 | 123 | char * data_buf; |
roryhand | 1:aac37edee302 | 124 | } DATA_STRUCT; |
roryhand | 0:e89d7a0bfa3b | 125 | |
roryhand | 1:aac37edee302 | 126 | typedef struct uWAV_FILE_STRUCT { |
roryhand | 1:aac37edee302 | 127 | FILE *WavFile; |
roryhand | 1:aac37edee302 | 128 | int id_number; |
roryhand | 1:aac37edee302 | 129 | char *slice_buf; |
roryhand | 1:aac37edee302 | 130 | int num_slices; |
roryhand | 1:aac37edee302 | 131 | FMT_STRUCT FileFormat; |
roryhand | 1:aac37edee302 | 132 | DATA_STRUCT FileData; |
roryhand | 0:e89d7a0bfa3b | 133 | } WAV_FILE_STRUCT; |
roryhand | 0:e89d7a0bfa3b | 134 | |
roryhand | 0:e89d7a0bfa3b | 135 | /*typedef struct uWAV_FILE_STRUCT{ |
roryhand | 1:aac37edee302 | 136 | FILE* WavFile; |
roryhand | 1:aac37edee302 | 137 | |
roryhand | 1:aac37edee302 | 138 | |
roryhand | 0:e89d7a0bfa3b | 139 | }WAV_FILE_STRUCT;*/ |
roryhand | 0:e89d7a0bfa3b | 140 | class classSoundFile |
roryhand | 0:e89d7a0bfa3b | 141 | { |
roryhand | 1:aac37edee302 | 142 | public: |
roryhand | 1:aac37edee302 | 143 | |
roryhand | 1:aac37edee302 | 144 | //add a class constructor |
roryhand | 1:aac37edee302 | 145 | WAV_FILE_STRUCT FileInfo; |
roryhand | 2:957d3b2afff4 | 146 | short * data_sptr; |
roryhand | 1:aac37edee302 | 147 | //classSoundFile(string filename);//this is the constructor |
roryhand | 1:aac37edee302 | 148 | //string filename; |
roryhand | 0:e89d7a0bfa3b | 149 | }; |
roryhand | 0:e89d7a0bfa3b | 150 | |
roryhand | 1:aac37edee302 | 151 | //class constructor; |
roryhand | 1:aac37edee302 | 152 | /*classSoundFile::classSoundFile(string filename) |
roryhand | 1:aac37edee302 | 153 | { |
roryhand | 1:aac37edee302 | 154 | //Declare RootFolder and the directory for the appropriate file. |
roryhand | 1:aac37edee302 | 155 | //How we index into filename[] from the outside of this class is another |
roryhand | 1:aac37edee302 | 156 | //issue... |
roryhand | 1:aac37edee302 | 157 | FileInfo.WavFile = fopen("/sd/mydir/645Engine/Startup.wav","rb"); |
roryhand | 1:aac37edee302 | 158 | fseek(FileInfo.WavFile,20,SEEK_SET); |
roryhand | 1:aac37edee302 | 159 | fread(&FileInfo.FileFormat,sizeof(FileInfo.FileFormat),1,FileInfo.WavFile); |
roryhand | 1:aac37edee302 | 160 | printf("wav_format.sample_rate: %d\n\r",FileInfo.FileFormat.sample_rate); |
roryhand | 1:aac37edee302 | 161 | fread(&FileInfo.FileData,sizeof(FileInfo.FileData),1,FileInfo.WavFile); |
roryhand | 1:aac37edee302 | 162 | printf("wav_data.subchunk2_size: %d\n\r",FileInfo.FileData.subchunk2_size); |
roryhand | 1:aac37edee302 | 163 | FileInfo.slice_buf = ( char *)malloc(FileInfo.FileFormat.block_align); |
roryhand | 1:aac37edee302 | 164 | fread(FileInfo.slice_buf,FileInfo.FileFormat.block_align,1,FileInfo.WavFile); //This isnt actually required, its just a test |
roryhand | 1:aac37edee302 | 165 | FileInfo.num_slices = FileInfo.FileData.subchunk2_size/FileInfo.FileFormat.block_align; |
roryhand | 1:aac37edee302 | 166 | }*/ |
roryhand | 1:aac37edee302 | 167 | |
roryhand | 0:e89d7a0bfa3b | 168 | |
roryhand | 0:e89d7a0bfa3b | 169 | int i = 0; |
roryhand | 0:e89d7a0bfa3b | 170 | int h = 0; |
roryhand | 0:e89d7a0bfa3b | 171 | short bufflen = 1; |
roryhand | 0:e89d7a0bfa3b | 172 | int buffer[1]; |
roryhand | 1:aac37edee302 | 173 | int AudioFormat, NumChannels, SampleRate, BitsPerSample ; |
roryhand | 0:e89d7a0bfa3b | 174 | char *slice_buf; |
roryhand | 0:e89d7a0bfa3b | 175 | short *data_sptr; |
roryhand | 0:e89d7a0bfa3b | 176 | short *data_sptr_horn; |
roryhand | 0:e89d7a0bfa3b | 177 | short *data_sptr_IdleN2; |
roryhand | 0:e89d7a0bfa3b | 178 | short * data_sptr_bell; |
roryhand | 0:e89d7a0bfa3b | 179 | short * data_sptr_N2; |
roryhand | 0:e89d7a0bfa3b | 180 | short * data_sptr_Flange; |
roryhand | 0:e89d7a0bfa3b | 181 | unsigned char *data_bptr; |
roryhand | 0:e89d7a0bfa3b | 182 | int *data_wptr; |
roryhand | 0:e89d7a0bfa3b | 183 | unsigned channel; |
roryhand | 0:e89d7a0bfa3b | 184 | long slice, num_slices; |
roryhand | 0:e89d7a0bfa3b | 185 | int verbosity = 0; |
roryhand | 0:e89d7a0bfa3b | 186 | int verbosity2 = 0; |
roryhand | 0:e89d7a0bfa3b | 187 | int verbosity3 = 0; |
roryhand | 0:e89d7a0bfa3b | 188 | int verbosity4 = 0; |
roryhand | 0:e89d7a0bfa3b | 189 | int verbosity5 = 0; |
roryhand | 0:e89d7a0bfa3b | 190 | int interrupt_condition = 1; |
roryhand | 0:e89d7a0bfa3b | 191 | int sampling_freq = 11025; |
roryhand | 0:e89d7a0bfa3b | 192 | const int BufferLen = 2000; |
roryhand | 0:e89d7a0bfa3b | 193 | short Buffer1[BufferLen]; |
roryhand | 0:e89d7a0bfa3b | 194 | short Buffer2[BufferLen]; |
roryhand | 0:e89d7a0bfa3b | 195 | short place_hold1 = 0; |
roryhand | 0:e89d7a0bfa3b | 196 | short place_hold2 = 0; |
roryhand | 0:e89d7a0bfa3b | 197 | |
roryhand | 3:6169aeeaeeb4 | 198 | |
roryhand | 3:6169aeeaeeb4 | 199 | string FOLDER; |
roryhand | 3:6169aeeaeeb4 | 200 | string RootFolder = "/sd/mydir/SoundDecoder/"; |
roryhand | 3:6169aeeaeeb4 | 201 | string filename[25]; |
roryhand | 3:6169aeeaeeb4 | 202 | classSoundFile Sound[22]; |
roryhand | 3:6169aeeaeeb4 | 203 | |
roryhand | 0:e89d7a0bfa3b | 204 | volatile int flag1 = 1; |
roryhand | 0:e89d7a0bfa3b | 205 | volatile int flag2 = 0; |
roryhand | 0:e89d7a0bfa3b | 206 | volatile int flag3 = 1; |
roryhand | 0:e89d7a0bfa3b | 207 | volatile int flag4 = 0; |
roryhand | 0:e89d7a0bfa3b | 208 | int FLAGBUFF1 = 0; |
roryhand | 0:e89d7a0bfa3b | 209 | int FLAGBUFF2 = 0; |
roryhand | 0:e89d7a0bfa3b | 210 | int BellFlag = 0; |
roryhand | 0:e89d7a0bfa3b | 211 | int BellFlag2 = 0; |
roryhand | 0:e89d7a0bfa3b | 212 | int FadeFlag = 0; |
roryhand | 32:6ee488c97dcc | 213 | int FileSwitchFlag = 0; |
roryhand | 0:e89d7a0bfa3b | 214 | |
roryhand | 0:e89d7a0bfa3b | 215 | |
roryhand | 0:e89d7a0bfa3b | 216 | short value[1]; |
roryhand | 0:e89d7a0bfa3b | 217 | FILE *HornWav; |
roryhand | 0:e89d7a0bfa3b | 218 | FILE *edsheeran_wav; |
roryhand | 0:e89d7a0bfa3b | 219 | FILE *Startup_wav; |
roryhand | 0:e89d7a0bfa3b | 220 | FILE *IdleN2Wav; |
roryhand | 0:e89d7a0bfa3b | 221 | FILE *N2Wav; |
roryhand | 0:e89d7a0bfa3b | 222 | FILE *BellWav; |
roryhand | 0:e89d7a0bfa3b | 223 | FILE *FlangeWav; |
roryhand | 16:5e3420d0509b | 224 | FILE *HeyWav; |
roryhand | 0:e89d7a0bfa3b | 225 | //long long slice_value; |
roryhand | 0:e89d7a0bfa3b | 226 | int slice_value[1]; |
roryhand | 0:e89d7a0bfa3b | 227 | |
roryhand | 0:e89d7a0bfa3b | 228 | |
roryhand | 0:e89d7a0bfa3b | 229 | WAV_FILE_STRUCT WavInfo_Horn; |
roryhand | 0:e89d7a0bfa3b | 230 | WAV_FILE_STRUCT WavInfo_IdleN2; |
roryhand | 0:e89d7a0bfa3b | 231 | WAV_FILE_STRUCT WavInfo_N2; |
roryhand | 0:e89d7a0bfa3b | 232 | WAV_FILE_STRUCT WavInfo_Bell; |
roryhand | 0:e89d7a0bfa3b | 233 | WAV_FILE_STRUCT WavInfo_Flange; |
roryhand | 20:9cc7d825c07b | 234 | WAV_FILE_STRUCT WavInfo_Hey; |
roryhand | 32:6ee488c97dcc | 235 | WAV_FILE_STRUCT WavInfo_N3; |
roryhand | 16:5e3420d0509b | 236 | WAV_FILE_STRUCT WavInfo_Frustration; |
roryhand | 0:e89d7a0bfa3b | 237 | Ticker flipper; |
roryhand | 0:e89d7a0bfa3b | 238 | char * slice_buf_bell; |
roryhand | 0:e89d7a0bfa3b | 239 | char * slice_buf_ed; |
roryhand | 0:e89d7a0bfa3b | 240 | char * slice_buf_startup; |
roryhand | 0:e89d7a0bfa3b | 241 | char * slice_buf_N2; |
roryhand | 1:aac37edee302 | 242 | Notch_STRUCT NotchingSet; |
roryhand | 0:e89d7a0bfa3b | 243 | //test |
roryhand | 0:e89d7a0bfa3b | 244 | //short *data_sptr_bell = 0; |
roryhand | 0:e89d7a0bfa3b | 245 | short *data_sptr_ed = 0; |
roryhand | 0:e89d7a0bfa3b | 246 | short *data_sptr_startup = 0; |
roryhand | 32:6ee488c97dcc | 247 | FILE *StartupWav; |
roryhand | 32:6ee488c97dcc | 248 | FILE *N3Wav; |
roryhand | 1:aac37edee302 | 249 | void flip() |
roryhand | 1:aac37edee302 | 250 | { |
roryhand | 0:e89d7a0bfa3b | 251 | led2 = !led2; |
roryhand | 0:e89d7a0bfa3b | 252 | } |
roryhand | 0:e89d7a0bfa3b | 253 | |
roryhand | 0:e89d7a0bfa3b | 254 | |
roryhand | 0:e89d7a0bfa3b | 255 | void isr() |
roryhand | 0:e89d7a0bfa3b | 256 | { |
roryhand | 1:aac37edee302 | 257 | if(flag1 == 0) { |
roryhand | 0:e89d7a0bfa3b | 258 | value[0] = Buffer1[place_hold1]>>4; |
roryhand | 0:e89d7a0bfa3b | 259 | i2s.write(value,1);//Send next PWM value to amp |
roryhand | 0:e89d7a0bfa3b | 260 | place_hold1 = place_hold1 + 1; |
roryhand | 1:aac37edee302 | 261 | if( (place_hold1 >= BufferLen)) { |
roryhand | 0:e89d7a0bfa3b | 262 | led2 = !led2; |
roryhand | 0:e89d7a0bfa3b | 263 | place_hold1 = 0; |
roryhand | 0:e89d7a0bfa3b | 264 | place_hold2 = 0; |
roryhand | 0:e89d7a0bfa3b | 265 | flag1 = 1; |
roryhand | 0:e89d7a0bfa3b | 266 | flag2 = 0; |
roryhand | 1:aac37edee302 | 267 | } |
roryhand | 1:aac37edee302 | 268 | } else if(flag2 == 0) { |
roryhand | 0:e89d7a0bfa3b | 269 | value[0] = Buffer2[place_hold2]>>4; |
roryhand | 0:e89d7a0bfa3b | 270 | i2s.write(value,1);//Send next PWM value to amp |
roryhand | 0:e89d7a0bfa3b | 271 | place_hold2 = place_hold2 + 1; |
roryhand | 1:aac37edee302 | 272 | if( (place_hold2 >= BufferLen) ) { |
roryhand | 0:e89d7a0bfa3b | 273 | led2 = !led2; |
roryhand | 0:e89d7a0bfa3b | 274 | place_hold1 = 0; |
roryhand | 0:e89d7a0bfa3b | 275 | place_hold2 = 0; |
roryhand | 0:e89d7a0bfa3b | 276 | flag1 = 0; |
roryhand | 1:aac37edee302 | 277 | flag2 = 1; |
roryhand | 0:e89d7a0bfa3b | 278 | FLAGBUFF2 = 0; |
roryhand | 1:aac37edee302 | 279 | } |
roryhand | 0:e89d7a0bfa3b | 280 | } |
roryhand | 0:e89d7a0bfa3b | 281 | } |
roryhand | 1:aac37edee302 | 282 | |
roryhand | 0:e89d7a0bfa3b | 283 | void horn_sound() |
roryhand | 0:e89d7a0bfa3b | 284 | { |
roryhand | 0:e89d7a0bfa3b | 285 | BellFlag = 1; |
roryhand | 0:e89d7a0bfa3b | 286 | fseek(HornWav,44,SEEK_SET); |
roryhand | 0:e89d7a0bfa3b | 287 | fseek(BellWav,44,SEEK_SET); |
roryhand | 0:e89d7a0bfa3b | 288 | fseek(FlangeWav,44,SEEK_SET); |
roryhand | 0:e89d7a0bfa3b | 289 | fseek(N2Wav,44,SEEK_SET); |
roryhand | 0:e89d7a0bfa3b | 290 | } |
roryhand | 0:e89d7a0bfa3b | 291 | |
roryhand | 0:e89d7a0bfa3b | 292 | |
roryhand | 32:6ee488c97dcc | 293 | void FileSwitch_isr() |
roryhand | 0:e89d7a0bfa3b | 294 | { |
roryhand | 32:6ee488c97dcc | 295 | FileSwitchFlag = 1; |
roryhand | 32:6ee488c97dcc | 296 | |
roryhand | 32:6ee488c97dcc | 297 | fseek(N3Wav,44,SEEK_SET); |
roryhand | 32:6ee488c97dcc | 298 | // fclose(StartupWav); |
roryhand | 0:e89d7a0bfa3b | 299 | } |
roryhand | 0:e89d7a0bfa3b | 300 | |
roryhand | 0:e89d7a0bfa3b | 301 | |
roryhand | 0:e89d7a0bfa3b | 302 | void FadeOutIsr() |
roryhand | 0:e89d7a0bfa3b | 303 | { |
roryhand | 1:aac37edee302 | 304 | FadeFlag = 1; |
roryhand | 1:aac37edee302 | 305 | fseek(IdleN2Wav,44,SEEK_SET); |
roryhand | 1:aac37edee302 | 306 | fseek(N2Wav,44,SEEK_SET); |
roryhand | 1:aac37edee302 | 307 | fseek(HornWav,44,SEEK_SET); |
roryhand | 0:e89d7a0bfa3b | 308 | fseek(FlangeWav,44,SEEK_SET); |
roryhand | 1:aac37edee302 | 309 | |
roryhand | 0:e89d7a0bfa3b | 310 | } |
roryhand | 0:e89d7a0bfa3b | 311 | |
roryhand | 3:6169aeeaeeb4 | 312 | classFade FadeDataInitialise(classFade FadeData); |
roryhand | 3:6169aeeaeeb4 | 313 | |
roryhand | 3:6169aeeaeeb4 | 314 | |
roryhand | 3:6169aeeaeeb4 | 315 | |
roryhand | 3:6169aeeaeeb4 | 316 | |
roryhand | 3:6169aeeaeeb4 | 317 | |
roryhand | 3:6169aeeaeeb4 | 318 | //function prototypes |
roryhand | 3:6169aeeaeeb4 | 319 | WAV_FILE_STRUCT ReadFileInfo(WAV_FILE_STRUCT FileInfo, FILE * wav_file); |
roryhand | 3:6169aeeaeeb4 | 320 | classSoundFile LoadFileStream(classSoundFile FileInfo, string filename); |
roryhand | 3:6169aeeaeeb4 | 321 | |
roryhand | 3:6169aeeaeeb4 | 322 | float FadeOut(void); |
roryhand | 3:6169aeeaeeb4 | 323 | void Play_WaveFile(FILE * my_wav, WAV_FILE_STRUCT FileInfo); |
roryhand | 32:6ee488c97dcc | 324 | void Play_WaveFileDual(FILE * my_wav, WAV_FILE_STRUCT FileInfo); |
roryhand | 3:6169aeeaeeb4 | 325 | //void Play_WaveFileLoop(FILE * my_wav, WAV_FILE_STRUCT FileInfo); |
roryhand | 3:6169aeeaeeb4 | 326 | //*********************INTERRUPT ROUTINE FOR NOTCHING*************************** |
roryhand | 0:e89d7a0bfa3b | 327 | |
roryhand | 1:aac37edee302 | 328 | void NotchUpIsr() |
roryhand | 0:e89d7a0bfa3b | 329 | { |
roryhand | 1:aac37edee302 | 330 | if(1 <= NotchingSet.Notch < 8) { |
roryhand | 1:aac37edee302 | 331 | |
roryhand | 1:aac37edee302 | 332 | NotchingSet.Notch = NotchingSet.Notch + 1; |
roryhand | 1:aac37edee302 | 333 | NotchingSet.NotchTransUp = NotchingSet.Notch + 7; |
roryhand | 1:aac37edee302 | 334 | NotchingSet.NotchDirection = 1; |
roryhand | 3:6169aeeaeeb4 | 335 | FadeDataInitialise(NotchFadeIn); |
roryhand | 3:6169aeeaeeb4 | 336 | FadeDataInitialise(NotchFadeOut); |
roryhand | 1:aac37edee302 | 337 | } |
roryhand | 0:e89d7a0bfa3b | 338 | } |
roryhand | 0:e89d7a0bfa3b | 339 | |
roryhand | 0:e89d7a0bfa3b | 340 | void NotchDownIsr() |
roryhand | 0:e89d7a0bfa3b | 341 | { |
roryhand | 1:aac37edee302 | 342 | if(1 < NotchingSet.Notch <= 8) { |
roryhand | 1:aac37edee302 | 343 | NotchingSet.Notch = NotchingSet.Notch - 1; |
roryhand | 1:aac37edee302 | 344 | NotchingSet.NotchTransDown = NotchingSet.Notch + 15;; |
roryhand | 1:aac37edee302 | 345 | NotchingSet.NotchDirection = 0; |
roryhand | 3:6169aeeaeeb4 | 346 | FadeDataInitialise(NotchFadeIn); |
roryhand | 3:6169aeeaeeb4 | 347 | FadeDataInitialise(NotchFadeOut); |
roryhand | 1:aac37edee302 | 348 | } |
roryhand | 1:aac37edee302 | 349 | } |
roryhand | 0:e89d7a0bfa3b | 350 | |
roryhand | 0:e89d7a0bfa3b | 351 | |
roryhand | 3:6169aeeaeeb4 | 352 | /**********************END OF INTERRUPT ROUTINE FOR NOTCHING*******************/ |
roryhand | 3:6169aeeaeeb4 | 353 | |
roryhand | 3:6169aeeaeeb4 | 354 | |
roryhand | 1:aac37edee302 | 355 | |
roryhand | 0:e89d7a0bfa3b | 356 | |
roryhand | 3:6169aeeaeeb4 | 357 | |
roryhand | 3:6169aeeaeeb4 | 358 | |
roryhand | 9:dd9cae06b202 | 359 | void Play_WaveFileLoop(classSoundFile Sounds[], Notch_STRUCT NotchingSet); |
roryhand | 1:aac37edee302 | 360 | int main() |
roryhand | 1:aac37edee302 | 361 | { |
roryhand | 32:6ee488c97dcc | 362 | |
roryhand | 0:e89d7a0bfa3b | 363 | NotchUp.mode(PullUp); |
roryhand | 0:e89d7a0bfa3b | 364 | |
roryhand | 0:e89d7a0bfa3b | 365 | |
roryhand | 0:e89d7a0bfa3b | 366 | WAV_FILE_STRUCT WavInfo_Startup; |
roryhand | 0:e89d7a0bfa3b | 367 | WAV_FILE_STRUCT WavInfo_Idle; |
roryhand | 0:e89d7a0bfa3b | 368 | |
roryhand | 0:e89d7a0bfa3b | 369 | pc.printf("Beginning of program\n"); |
roryhand | 32:6ee488c97dcc | 370 | |
roryhand | 0:e89d7a0bfa3b | 371 | FILE *IdleWav; |
roryhand | 1:aac37edee302 | 372 | |
roryhand | 3:6169aeeaeeb4 | 373 | |
roryhand | 13:8e93396a27c5 | 374 | |
roryhand | 13:8e93396a27c5 | 375 | |
roryhand | 32:6ee488c97dcc | 376 | |
roryhand | 1:aac37edee302 | 377 | |
roryhand | 32:6ee488c97dcc | 378 | |
roryhand | 1:aac37edee302 | 379 | |
roryhand | 1:aac37edee302 | 380 | |
roryhand | 1:aac37edee302 | 381 | |
roryhand | 31:0f8c3adf09c3 | 382 | |
roryhand | 31:0f8c3adf09c3 | 383 | |
roryhand | 32:6ee488c97dcc | 384 | printf("About to Start ReadFileInfo Operations\n\r"); |
roryhand | 32:6ee488c97dcc | 385 | /* |
roryhand | 32:6ee488c97dcc | 386 | FILE* mywav1 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 387 | if(mywav1 == NULL){ |
roryhand | 32:6ee488c97dcc | 388 | printf("Cannot Open mywav1\n\r"); |
roryhand | 32:6ee488c97dcc | 389 | } |
roryhand | 32:6ee488c97dcc | 390 | FILE* mywav2 = fopen("/sd/mydir/SoundDecoder_second/02.wav","rb"); |
roryhand | 32:6ee488c97dcc | 391 | if(mywav2 == NULL){ |
roryhand | 32:6ee488c97dcc | 392 | printf("Cannot Open mywav2\n\r"); |
roryhand | 32:6ee488c97dcc | 393 | } |
roryhand | 32:6ee488c97dcc | 394 | FILE* mywav3 = fopen("/sd/mydir/SoundDecoder_second/03.wav","rb"); |
roryhand | 32:6ee488c97dcc | 395 | if(mywav3 == NULL){ |
roryhand | 32:6ee488c97dcc | 396 | printf("Cannot Open mywav3\n\r"); |
roryhand | 32:6ee488c97dcc | 397 | } |
roryhand | 32:6ee488c97dcc | 398 | FILE* mywav4 = fopen("/sd/mydir/SoundDecoder_second/04.wav","rb"); |
roryhand | 32:6ee488c97dcc | 399 | if(mywav4 == NULL){ |
roryhand | 32:6ee488c97dcc | 400 | printf("Cannot Open mywav4\n\r"); |
roryhand | 32:6ee488c97dcc | 401 | } |
roryhand | 13:8e93396a27c5 | 402 | |
roryhand | 32:6ee488c97dcc | 403 | FILE* mywav5 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 404 | if(mywav5 == NULL){ |
roryhand | 32:6ee488c97dcc | 405 | printf("Cannot Open mywav5\n\r"); |
roryhand | 32:6ee488c97dcc | 406 | } |
roryhand | 32:6ee488c97dcc | 407 | FILE* mywav6 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 408 | if(mywav6 == NULL){ |
roryhand | 32:6ee488c97dcc | 409 | printf("Cannot Open mywav6\n\r"); |
roryhand | 32:6ee488c97dcc | 410 | } |
roryhand | 32:6ee488c97dcc | 411 | FILE* mywav7 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 412 | if(mywav7 == NULL){ |
roryhand | 32:6ee488c97dcc | 413 | printf("Cannot Open mywav7\n\r"); |
roryhand | 32:6ee488c97dcc | 414 | } |
roryhand | 32:6ee488c97dcc | 415 | FILE* mywav8 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 416 | if(mywav8 == NULL){ |
roryhand | 32:6ee488c97dcc | 417 | printf("Cannot Open mywav8\n\r"); |
roryhand | 32:6ee488c97dcc | 418 | } |
roryhand | 32:6ee488c97dcc | 419 | FILE* mywav9 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 420 | if(mywav9 == NULL){ |
roryhand | 32:6ee488c97dcc | 421 | printf("Cannot Open mywav9\n\r"); |
roryhand | 32:6ee488c97dcc | 422 | } |
roryhand | 32:6ee488c97dcc | 423 | FILE* mywav10 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 424 | if(mywav10 == NULL){ |
roryhand | 32:6ee488c97dcc | 425 | printf("Cannot Open mywav10\n\r"); |
roryhand | 32:6ee488c97dcc | 426 | } |
roryhand | 32:6ee488c97dcc | 427 | FILE* mywav11= fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 428 | if(mywav11 == NULL){ |
roryhand | 32:6ee488c97dcc | 429 | printf("Cannot Open mywav11\n\r"); |
roryhand | 32:6ee488c97dcc | 430 | } |
roryhand | 32:6ee488c97dcc | 431 | FILE* mywav12 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 432 | if(mywav12 == NULL){ |
roryhand | 32:6ee488c97dcc | 433 | printf("Cannot Open mywav12\n\r"); |
roryhand | 32:6ee488c97dcc | 434 | } |
roryhand | 32:6ee488c97dcc | 435 | FILE* mywav13 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 436 | if(mywav13 == NULL){ |
roryhand | 32:6ee488c97dcc | 437 | printf("Cannot Open mywav13\n\r"); |
roryhand | 32:6ee488c97dcc | 438 | } |
roryhand | 32:6ee488c97dcc | 439 | FILE* mywav14 = fopen("/sd/mydir/SoundDecoder_second/01.wav","rb"); |
roryhand | 32:6ee488c97dcc | 440 | if(mywav14 == NULL){ |
roryhand | 32:6ee488c97dcc | 441 | printf("Cannot Open mywav14\n\r"); |
roryhand | 32:6ee488c97dcc | 442 | } |
roryhand | 28:6b2353fad12d | 443 | |
roryhand | 32:6ee488c97dcc | 444 | */ |
roryhand | 13:8e93396a27c5 | 445 | |
roryhand | 13:8e93396a27c5 | 446 | |
roryhand | 13:8e93396a27c5 | 447 | |
roryhand | 32:6ee488c97dcc | 448 | HeyWav = fopen("/sd/mydir/645Engine/EX_FlangeJoint1_11k_minus12dB.wav","rb"); |
roryhand | 32:6ee488c97dcc | 449 | if(HeyWav == NULL) { |
roryhand | 32:6ee488c97dcc | 450 | printf("Cannot Open HeyWav\n\r"); |
roryhand | 32:6ee488c97dcc | 451 | } |
roryhand | 32:6ee488c97dcc | 452 | |
roryhand | 32:6ee488c97dcc | 453 | N3Wav = fopen("/sd/mydir/SoundDecoder_second/03.wav","rb"); |
roryhand | 32:6ee488c97dcc | 454 | if(N3Wav == NULL) { |
roryhand | 32:6ee488c97dcc | 455 | printf("Cannot Open N3Wav\n\r"); |
roryhand | 32:6ee488c97dcc | 456 | } |
roryhand | 32:6ee488c97dcc | 457 | WavInfo_N3 = ReadFileInfo(WavInfo_N3,N3Wav); |
roryhand | 32:6ee488c97dcc | 458 | fclose(N3Wav); |
roryhand | 25:5336e1cf38d6 | 459 | |
roryhand | 25:5336e1cf38d6 | 460 | |
roryhand | 13:8e93396a27c5 | 461 | |
roryhand | 22:706e86dc0d45 | 462 | printf("About to Read HeyWav\n\r"); |
roryhand | 28:6b2353fad12d | 463 | |
roryhand | 32:6ee488c97dcc | 464 | |
roryhand | 32:6ee488c97dcc | 465 | |
roryhand | 25:5336e1cf38d6 | 466 | WavInfo_Hey = ReadFileInfo(WavInfo_Hey,HeyWav); |
roryhand | 28:6b2353fad12d | 467 | |
roryhand | 13:8e93396a27c5 | 468 | |
roryhand | 13:8e93396a27c5 | 469 | |
roryhand | 4:55fbbb049bae | 470 | |
roryhand | 25:5336e1cf38d6 | 471 | printf("Do we even get to this stupid bloody point\n\r"); |
roryhand | 0:e89d7a0bfa3b | 472 | //Populate our class instances with some data (is there an implicit way to do this?) |
roryhand | 28:6b2353fad12d | 473 | |
roryhand | 1:aac37edee302 | 474 | |
roryhand | 3:6169aeeaeeb4 | 475 | printf("hello\n\r"); |
roryhand | 0:e89d7a0bfa3b | 476 | //Set up the wolfson Audio Codec board |
roryhand | 0:e89d7a0bfa3b | 477 | wm8731_Config_setup(); |
roryhand | 0:e89d7a0bfa3b | 478 | //i2s audio data transfer code?? |
roryhand | 0:e89d7a0bfa3b | 479 | i2s.stereomono(I2S_STEREO); |
roryhand | 0:e89d7a0bfa3b | 480 | i2s.masterslave(I2S_MASTER); |
roryhand | 0:e89d7a0bfa3b | 481 | led3 = 1; |
roryhand | 0:e89d7a0bfa3b | 482 | led2 = 1; |
roryhand | 30:4a8e80b243c4 | 483 | printf("Hello i2s has starrted!"); |
roryhand | 30:4a8e80b243c4 | 484 | i2s.start(); |
roryhand | 0:e89d7a0bfa3b | 485 | sampletick.attach(&isr,1.0/sampling_freq); //1/16000 |
roryhand | 32:6ee488c97dcc | 486 | fileswitch_tick.attach(&FileSwitch_isr,6.0);//So we can switch between playing file 1 and file 2, including opening and closing |
roryhand | 31:0f8c3adf09c3 | 487 | |
roryhand | 31:0f8c3adf09c3 | 488 | |
roryhand | 31:0f8c3adf09c3 | 489 | timer_open.reset(); |
roryhand | 32:6ee488c97dcc | 490 | timer_open.start(); |
roryhand | 32:6ee488c97dcc | 491 | N3Wav = fopen("/sd/mydir/SoundDecoder_second/03.wav","rb"); |
roryhand | 32:6ee488c97dcc | 492 | if(N3Wav == NULL) { |
roryhand | 32:6ee488c97dcc | 493 | printf("Cannot Open N3Wav\n\r"); |
roryhand | 32:6ee488c97dcc | 494 | } |
roryhand | 30:4a8e80b243c4 | 495 | StartupWav = fopen("/sd/mydir/Startup.wav","rb"); |
roryhand | 31:0f8c3adf09c3 | 496 | timer_open.reset(); |
roryhand | 31:0f8c3adf09c3 | 497 | printf("It took %d useconds to open file\n\r",timer_open.read_us()); |
roryhand | 31:0f8c3adf09c3 | 498 | //const char* folder2 = folder.c_str(); |
roryhand | 31:0f8c3adf09c3 | 499 | |
roryhand | 31:0f8c3adf09c3 | 500 | |
roryhand | 31:0f8c3adf09c3 | 501 | |
roryhand | 28:6b2353fad12d | 502 | fseek(StartupWav,44,SEEK_SET); |
roryhand | 32:6ee488c97dcc | 503 | timer_open.reset(); |
roryhand | 32:6ee488c97dcc | 504 | timer_open.start(); |
roryhand | 28:6b2353fad12d | 505 | WavInfo_Startup = ReadFileInfo(WavInfo_Startup,StartupWav); |
roryhand | 32:6ee488c97dcc | 506 | timer_open.stop(); |
roryhand | 32:6ee488c97dcc | 507 | printf("It took %d useconds to Read In File Info\n\r",timer_open.read_us()); |
roryhand | 13:8e93396a27c5 | 508 | |
roryhand | 32:6ee488c97dcc | 509 | |
roryhand | 32:6ee488c97dcc | 510 | |
roryhand | 32:6ee488c97dcc | 511 | |
roryhand | 31:0f8c3adf09c3 | 512 | |
roryhand | 20:9cc7d825c07b | 513 | printf("about to play wav file\n\r"); |
roryhand | 32:6ee488c97dcc | 514 | Play_WaveFileDual(StartupWav,WavInfo_Startup); |
roryhand | 20:9cc7d825c07b | 515 | printf("finished playing Wav file\n\r"); |
roryhand | 31:0f8c3adf09c3 | 516 | timer_open.reset(); |
roryhand | 31:0f8c3adf09c3 | 517 | timer_open.start(); |
roryhand | 31:0f8c3adf09c3 | 518 | fclose(StartupWav); |
roryhand | 31:0f8c3adf09c3 | 519 | timer_open.stop(); |
roryhand | 31:0f8c3adf09c3 | 520 | printf("It took %d useconds to close file\n\r",timer_open.read_us()); |
roryhand | 9:dd9cae06b202 | 521 | /************************************PLAY WAV FILE LOOP*******************/ |
roryhand | 20:9cc7d825c07b | 522 | //Play_WaveFileLoop(Sound, NotchingSet); |
roryhand | 9:dd9cae06b202 | 523 | /************************************END OF PLAY WAV FILE LOOP*************/ |
roryhand | 13:8e93396a27c5 | 524 | |
roryhand | 13:8e93396a27c5 | 525 | |
roryhand | 13:8e93396a27c5 | 526 | |
roryhand | 9:dd9cae06b202 | 527 | |
roryhand | 3:6169aeeaeeb4 | 528 | |
roryhand | 0:e89d7a0bfa3b | 529 | fseek(IdleN2Wav,44,SEEK_SET);//reset for use in the Loop code |
roryhand | 0:e89d7a0bfa3b | 530 | slice = 0; |
roryhand | 0:e89d7a0bfa3b | 531 | fseek(IdleWav,44,SEEK_SET); |
roryhand | 3:6169aeeaeeb4 | 532 | NotchingSet.Notch = 1; |
roryhand | 1:aac37edee302 | 533 | //Play_WaveFileLoop(IdleWav, WavInfo_Idle); |
roryhand | 1:aac37edee302 | 534 | |
roryhand | 1:aac37edee302 | 535 | i2s.stop(); |
roryhand | 0:e89d7a0bfa3b | 536 | |
roryhand | 0:e89d7a0bfa3b | 537 | } |
roryhand | 0:e89d7a0bfa3b | 538 | |
roryhand | 0:e89d7a0bfa3b | 539 | |
roryhand | 3:6169aeeaeeb4 | 540 | |
roryhand | 3:6169aeeaeeb4 | 541 | |
roryhand | 3:6169aeeaeeb4 | 542 | |
roryhand | 3:6169aeeaeeb4 | 543 | |
roryhand | 0:e89d7a0bfa3b | 544 | WAV_FILE_STRUCT ReadFileInfo(WAV_FILE_STRUCT FileInfo, FILE * wav_file) |
roryhand | 0:e89d7a0bfa3b | 545 | { |
roryhand | 0:e89d7a0bfa3b | 546 | fseek(wav_file,20,SEEK_SET); |
roryhand | 22:706e86dc0d45 | 547 | printf("We have just seeked through this file\n\r"); |
roryhand | 0:e89d7a0bfa3b | 548 | fread(&FileInfo.FileFormat,sizeof(FileInfo.FileFormat),1,wav_file); |
roryhand | 1:aac37edee302 | 549 | //printf("wav_format.sample_rate: %d\n\r",FileInfo.FileFormat.sample_rate); |
roryhand | 1:aac37edee302 | 550 | |
roryhand | 0:e89d7a0bfa3b | 551 | fread(&FileInfo.FileData,sizeof(FileInfo.FileData),1,wav_file); |
roryhand | 1:aac37edee302 | 552 | //printf("wav_data.subchunk2_size: %d\n\r",FileInfo.FileData.subchunk2_size); |
roryhand | 0:e89d7a0bfa3b | 553 | FileInfo.slice_buf = ( char *)malloc(FileInfo.FileFormat.block_align); |
roryhand | 0:e89d7a0bfa3b | 554 | fread(FileInfo.slice_buf,FileInfo.FileFormat.block_align,1,wav_file); //This isnt actually required, its just a test |
roryhand | 1:aac37edee302 | 555 | FileInfo.num_slices = FileInfo.FileData.subchunk2_size/FileInfo.FileFormat.block_align; |
roryhand | 1:aac37edee302 | 556 | //printf("Number of Slices: %d\n\r",FileInfo.num_slices); |
roryhand | 1:aac37edee302 | 557 | return FileInfo; |
roryhand | 0:e89d7a0bfa3b | 558 | } |
roryhand | 1:aac37edee302 | 559 | |
roryhand | 1:aac37edee302 | 560 | classSoundFile LoadFileStream(classSoundFile Sound, string filename) |
roryhand | 1:aac37edee302 | 561 | { |
roryhand | 1:aac37edee302 | 562 | //Declare RootFolder and the directory for the appropriate file. |
roryhand | 1:aac37edee302 | 563 | //How we index into filename[] from the outside of this class is another |
roryhand | 1:aac37edee302 | 564 | //issue... |
roryhand | 1:aac37edee302 | 565 | //printf("FileName: %s\n\r",filename); |
roryhand | 1:aac37edee302 | 566 | //string RootFolder = "/sd/mydir/SoundDecoder/"; |
roryhand | 1:aac37edee302 | 567 | //string Directory = RootFolder + "01.wav";// + filename[0]; |
roryhand | 1:aac37edee302 | 568 | //printf("%s\n\r",Directory); |
roryhand | 1:aac37edee302 | 569 | //const char* DirectoryChar = Directory.c_str(); |
roryhand | 1:aac37edee302 | 570 | //Sound.FileInfo.WavFile = fopen(DirectoryChar,"rb"); |
roryhand | 1:aac37edee302 | 571 | Sound.FileInfo.WavFile = fopen("/sd/mydir/645Engine/Startup.wav","rb"); |
roryhand | 1:aac37edee302 | 572 | fseek(Sound.FileInfo.WavFile,20,SEEK_SET); |
roryhand | 1:aac37edee302 | 573 | fread(&Sound.FileInfo.FileFormat,sizeof(Sound.FileInfo.FileFormat),1,Sound.FileInfo.WavFile); |
roryhand | 1:aac37edee302 | 574 | printf("wav_format.sample_rate: %d\n\r",Sound.FileInfo.FileFormat.sample_rate); |
roryhand | 1:aac37edee302 | 575 | fread(&Sound.FileInfo.FileData,sizeof(Sound.FileInfo.FileData),1,Sound.FileInfo.WavFile); |
roryhand | 1:aac37edee302 | 576 | printf("wav_data.subchunk2_size: %d\n\r",Sound.FileInfo.FileData.subchunk2_size); |
roryhand | 1:aac37edee302 | 577 | Sound.FileInfo.slice_buf = ( char *)malloc(Sound.FileInfo.FileFormat.block_align); |
roryhand | 1:aac37edee302 | 578 | fread(Sound.FileInfo.slice_buf,Sound.FileInfo.FileFormat.block_align,1,Sound.FileInfo.WavFile); //This isnt actually required, its just a test |
roryhand | 1:aac37edee302 | 579 | Sound.FileInfo.num_slices = Sound.FileInfo.FileData.subchunk2_size/Sound.FileInfo.FileFormat.block_align; |
roryhand | 1:aac37edee302 | 580 | printf("Number of Slices: %d\n\r",Sound.FileInfo.num_slices); |
roryhand | 1:aac37edee302 | 581 | return Sound; |
roryhand | 1:aac37edee302 | 582 | } |
roryhand | 1:aac37edee302 | 583 | |
roryhand | 1:aac37edee302 | 584 | |
roryhand | 0:e89d7a0bfa3b | 585 | classFade FadeDataInitialise(classFade FadeData) |
roryhand | 0:e89d7a0bfa3b | 586 | { |
roryhand | 1:aac37edee302 | 587 | FadeData.DecayFactor = 1.3; |
roryhand | 0:e89d7a0bfa3b | 588 | FadeData.FadeIteration = 1; |
roryhand | 0:e89d7a0bfa3b | 589 | //FadeData.Denom = 11025*FadeData.DecayFactor; |
roryhand | 0:e89d7a0bfa3b | 590 | FadeData.Denom = 11025*FadeData.DecayFactor; |
roryhand | 0:e89d7a0bfa3b | 591 | FadeData.Natural_Exp = 2.7183; |
roryhand | 0:e89d7a0bfa3b | 592 | FadeData.Length = 11025*FadeData.LengthSecs; |
roryhand | 0:e89d7a0bfa3b | 593 | //FadeData.Natural_Exp = 2.7; |
roryhand | 0:e89d7a0bfa3b | 594 | return FadeData; |
roryhand | 0:e89d7a0bfa3b | 595 | } |
roryhand | 0:e89d7a0bfa3b | 596 | |
roryhand | 0:e89d7a0bfa3b | 597 | //Playing Files Code |
roryhand | 0:e89d7a0bfa3b | 598 | /*float FadeIn(void) |
roryhand | 0:e89d7a0bfa3b | 599 | { |
roryhand | 0:e89d7a0bfa3b | 600 | powervalFadeIn = FadeIterationIn/denom; |
roryhand | 0:e89d7a0bfa3b | 601 | FadeCoeffFadeIn |
roryhand | 1:aac37edee302 | 602 | |
roryhand | 1:aac37edee302 | 603 | |
roryhand | 0:e89d7a0bfa3b | 604 | }*/ |
roryhand | 0:e89d7a0bfa3b | 605 | /*float FadeOut(void) |
roryhand | 0:e89d7a0bfa3b | 606 | { |
roryhand | 0:e89d7a0bfa3b | 607 | powerval = -FadeIteration/denom; |
roryhand | 0:e89d7a0bfa3b | 608 | FadeCoeff = pow(natural_exp,powerval); |
roryhand | 1:aac37edee302 | 609 | FadeIteration = FadeIteration + 1; |
roryhand | 1:aac37edee302 | 610 | return FadeCoeff; |
roryhand | 1:aac37edee302 | 611 | |
roryhand | 0:e89d7a0bfa3b | 612 | }*/ |
roryhand | 0:e89d7a0bfa3b | 613 | |
roryhand | 0:e89d7a0bfa3b | 614 | |
roryhand | 0:e89d7a0bfa3b | 615 | void Play_WaveFile(FILE * my_wav, WAV_FILE_STRUCT FileInfo) |
roryhand | 0:e89d7a0bfa3b | 616 | { |
roryhand | 1:aac37edee302 | 617 | while(slice<FileInfo.num_slices) { |
roryhand | 1:aac37edee302 | 618 | fread(FileInfo.slice_buf,FileInfo.FileFormat.block_align,1,my_wav); |
roryhand | 1:aac37edee302 | 619 | data_sptr=(short *)FileInfo.slice_buf; // 16 bit samples |
roryhand | 1:aac37edee302 | 620 | for (channel=0; channel<FileInfo.FileFormat.num_channels; channel++) { |
roryhand | 1:aac37edee302 | 621 | if(flag1 == 1) { |
roryhand | 1:aac37edee302 | 622 | Buffer1[place_hold1] = data_sptr[channel]; |
roryhand | 1:aac37edee302 | 623 | place_hold1 = place_hold1 + 1; |
roryhand | 1:aac37edee302 | 624 | if(place_hold1 >= BufferLen) { |
roryhand | 1:aac37edee302 | 625 | while(1) { |
roryhand | 1:aac37edee302 | 626 | if(flag1 == 0) { |
roryhand | 0:e89d7a0bfa3b | 627 | |
roryhand | 1:aac37edee302 | 628 | break; |
roryhand | 0:e89d7a0bfa3b | 629 | } |
roryhand | 1:aac37edee302 | 630 | |
roryhand | 0:e89d7a0bfa3b | 631 | } |
roryhand | 1:aac37edee302 | 632 | } |
roryhand | 1:aac37edee302 | 633 | |
roryhand | 1:aac37edee302 | 634 | } else if(flag2 == 1) { |
roryhand | 1:aac37edee302 | 635 | Buffer2[place_hold2] = data_sptr[channel]; |
roryhand | 1:aac37edee302 | 636 | place_hold2 = place_hold2 + 1; |
roryhand | 1:aac37edee302 | 637 | if(place_hold2 >= BufferLen) { |
roryhand | 1:aac37edee302 | 638 | |
roryhand | 1:aac37edee302 | 639 | while(1) { |
roryhand | 1:aac37edee302 | 640 | if(flag2 == 0) { |
roryhand | 1:aac37edee302 | 641 | |
roryhand | 1:aac37edee302 | 642 | break; |
roryhand | 1:aac37edee302 | 643 | } |
roryhand | 0:e89d7a0bfa3b | 644 | } |
roryhand | 1:aac37edee302 | 645 | } |
roryhand | 0:e89d7a0bfa3b | 646 | } |
roryhand | 1:aac37edee302 | 647 | |
roryhand | 1:aac37edee302 | 648 | } |
roryhand | 1:aac37edee302 | 649 | slice = slice + 1; |
roryhand | 0:e89d7a0bfa3b | 650 | } |
roryhand | 0:e89d7a0bfa3b | 651 | } |
roryhand | 0:e89d7a0bfa3b | 652 | |
roryhand | 0:e89d7a0bfa3b | 653 | |
roryhand | 0:e89d7a0bfa3b | 654 | |
roryhand | 0:e89d7a0bfa3b | 655 | |
roryhand | 32:6ee488c97dcc | 656 | void Play_WaveFileDual(FILE * my_wav, WAV_FILE_STRUCT FileInfo) |
roryhand | 32:6ee488c97dcc | 657 | { |
roryhand | 32:6ee488c97dcc | 658 | while(slice<FileInfo.num_slices) { |
roryhand | 32:6ee488c97dcc | 659 | if(FileSwitchFlag == 1) { |
roryhand | 32:6ee488c97dcc | 660 | fread(WavInfo_N3.slice_buf,WavInfo_N3.FileFormat.block_align,1,N3Wav); |
roryhand | 32:6ee488c97dcc | 661 | data_sptr=(short*)WavInfo_N3.slice_buf; |
roryhand | 32:6ee488c97dcc | 662 | } else { |
roryhand | 32:6ee488c97dcc | 663 | fread(FileInfo.slice_buf,FileInfo.FileFormat.block_align,1,my_wav); |
roryhand | 32:6ee488c97dcc | 664 | data_sptr=(short *)FileInfo.slice_buf; // 16 bit samples |
roryhand | 32:6ee488c97dcc | 665 | } |
roryhand | 32:6ee488c97dcc | 666 | for (channel=0; channel<FileInfo.FileFormat.num_channels; channel++) { |
roryhand | 32:6ee488c97dcc | 667 | if(flag1 == 1) { |
roryhand | 32:6ee488c97dcc | 668 | Buffer1[place_hold1] = data_sptr[channel]; |
roryhand | 32:6ee488c97dcc | 669 | place_hold1 = place_hold1 + 1; |
roryhand | 32:6ee488c97dcc | 670 | if(place_hold1 >= BufferLen) { |
roryhand | 32:6ee488c97dcc | 671 | while(1) { |
roryhand | 32:6ee488c97dcc | 672 | if(flag1 == 0) { |
roryhand | 0:e89d7a0bfa3b | 673 | |
roryhand | 32:6ee488c97dcc | 674 | break; |
roryhand | 32:6ee488c97dcc | 675 | } |
roryhand | 32:6ee488c97dcc | 676 | |
roryhand | 32:6ee488c97dcc | 677 | } |
roryhand | 32:6ee488c97dcc | 678 | } |
roryhand | 32:6ee488c97dcc | 679 | |
roryhand | 32:6ee488c97dcc | 680 | } else if(flag2 == 1) { |
roryhand | 32:6ee488c97dcc | 681 | Buffer2[place_hold2] = data_sptr[channel]; |
roryhand | 32:6ee488c97dcc | 682 | place_hold2 = place_hold2 + 1; |
roryhand | 32:6ee488c97dcc | 683 | if(place_hold2 >= BufferLen) { |
roryhand | 32:6ee488c97dcc | 684 | |
roryhand | 32:6ee488c97dcc | 685 | while(1) { |
roryhand | 32:6ee488c97dcc | 686 | if(flag2 == 0) { |
roryhand | 32:6ee488c97dcc | 687 | |
roryhand | 32:6ee488c97dcc | 688 | break; |
roryhand | 32:6ee488c97dcc | 689 | } |
roryhand | 32:6ee488c97dcc | 690 | } |
roryhand | 32:6ee488c97dcc | 691 | } |
roryhand | 32:6ee488c97dcc | 692 | } |
roryhand | 32:6ee488c97dcc | 693 | |
roryhand | 32:6ee488c97dcc | 694 | } |
roryhand | 32:6ee488c97dcc | 695 | slice = slice + 1; |
roryhand | 32:6ee488c97dcc | 696 | } |
roryhand | 32:6ee488c97dcc | 697 | } |
roryhand | 0:e89d7a0bfa3b | 698 | |
roryhand | 2:957d3b2afff4 | 699 | //void Play_WaveFileLoop(FILE * my_wav, WAV_FILE_STRUCT FileInfo)//(classSoundFile Sounds) |
roryhand | 9:dd9cae06b202 | 700 | |
roryhand | 9:dd9cae06b202 | 701 | void Play_WaveFileLoop(classSoundFile Sounds[], Notch_STRUCT NotchingSet) |
roryhand | 0:e89d7a0bfa3b | 702 | { |
roryhand | 1:aac37edee302 | 703 | while(1) { //might have to change this to a while(1) loop? |
roryhand | 1:aac37edee302 | 704 | //New format!! This should be (roughly) the way that this is done, with the new structures and classes |
roryhand | 1:aac37edee302 | 705 | ////fread(Sound[Notch].FileData.slice_buf,Sound[Notch].FileFormat.block_align,1,Sound[notch].WavFile); |
roryhand | 1:aac37edee302 | 706 | //data_sptr=(short *)Sound[Notch].FileInfo.slice_buf; |
roryhand | 1:aac37edee302 | 707 | |
roryhand | 0:e89d7a0bfa3b | 708 | |
roryhand | 2:957d3b2afff4 | 709 | if( slice == (Sounds[NotchingSet.Notch].FileInfo.num_slices-1) ) { |
roryhand | 1:aac37edee302 | 710 | slice = 0; |
roryhand | 2:957d3b2afff4 | 711 | fseek(Sounds[NotchingSet.Notch].FileInfo.WavFile,44,SEEK_SET); |
roryhand | 1:aac37edee302 | 712 | } |
roryhand | 1:aac37edee302 | 713 | |
roryhand | 2:957d3b2afff4 | 714 | //fread(FileInfo.slice_buf,FileInfo.FileFormat.block_align,1,my_wav); |
roryhand | 2:957d3b2afff4 | 715 | data_sptr=(short *)Sounds[NotchingSet.Notch].FileInfo.slice_buf; // 16 bit samples |
roryhand | 2:957d3b2afff4 | 716 | //make sure we are reading in the correct "notch" here |
roryhand | 2:957d3b2afff4 | 717 | |
roryhand | 2:957d3b2afff4 | 718 | if(FadeFlag) { |
roryhand | 2:957d3b2afff4 | 719 | if(feof(Sounds[NotchingSet.Notch].FileInfo.WavFile)) { |
roryhand | 2:957d3b2afff4 | 720 | fseek(Sounds[NotchingSet.Notch].FileInfo.WavFile,44,SEEK_SET); |
roryhand | 2:957d3b2afff4 | 721 | } |
roryhand | 3:6169aeeaeeb4 | 722 | |
roryhand | 2:957d3b2afff4 | 723 | //Read in data for current (i.e. now the previous notch, according to the index!!) |
roryhand | 2:957d3b2afff4 | 724 | //We might not need this code here...as its probably done somewhere else?? |
roryhand | 2:957d3b2afff4 | 725 | fread(Sounds[NotchingSet.Notch-1].FileInfo.slice_buf,Sounds[NotchingSet.Notch-1].FileInfo.FileFormat.block_align,1,Sounds[NotchingSet.Notch-1].FileInfo.WavFile); |
roryhand | 2:957d3b2afff4 | 726 | Sounds[NotchingSet.Notch-1].data_sptr = (short *)Sounds[NotchingSet.Notch-1].FileInfo.slice_buf; |
roryhand | 3:6169aeeaeeb4 | 727 | |
roryhand | 2:957d3b2afff4 | 728 | NotchFadeOut.FadeCoeff = NotchFadeOut.FadeOut();//compute new FadeOut Coeff value |
roryhand | 2:957d3b2afff4 | 729 | |
roryhand | 2:957d3b2afff4 | 730 | //Read in the notch transition file for transitioning up |
roryhand | 2:957d3b2afff4 | 731 | fread(Sounds[NotchingSet.NotchTransUp].FileInfo.slice_buf,Sounds[NotchingSet.NotchTransUp].FileInfo.FileFormat.block_align,1,Sounds[NotchingSet.NotchTransUp].FileInfo.WavFile); |
roryhand | 2:957d3b2afff4 | 732 | Sounds[NotchingSet.NotchTransUp].data_sptr = (short*)Sounds[NotchingSet.NotchTransUp].FileInfo.slice_buf; |
roryhand | 3:6169aeeaeeb4 | 733 | |
roryhand | 2:957d3b2afff4 | 734 | if( ((Sounds[NotchingSet.NotchTransUp].FileInfo.FileData.subchunk2_size) - NotchFadeIn.Length - 2*11025) <= (ftell(Sounds[NotchingSet.NotchTransUp].FileInfo.WavFile) + 44)) |
roryhand | 2:957d3b2afff4 | 735 | //if( (WavInfo_IdleN2.FileData.subchunk2_size)/8 <=ftell(IdleN2Wav) ) |
roryhand | 2:957d3b2afff4 | 736 | { |
roryhand | 2:957d3b2afff4 | 737 | |
roryhand | 2:957d3b2afff4 | 738 | NotchFadeIn.FadeCoeff = NotchFadeIn.FadeIn(); |
roryhand | 3:6169aeeaeeb4 | 739 | |
roryhand | 2:957d3b2afff4 | 740 | //Read In the next Notch |
roryhand | 2:957d3b2afff4 | 741 | fread(Sounds[NotchingSet.Notch].FileInfo.slice_buf,Sounds[NotchingSet.Notch].FileInfo.FileFormat.block_align,1,Sounds[NotchingSet.Notch].FileInfo.WavFile); |
roryhand | 2:957d3b2afff4 | 742 | Sounds[NotchingSet.Notch].data_sptr = (short *)Sounds[NotchingSet.Notch].FileInfo.slice_buf; |
roryhand | 2:957d3b2afff4 | 743 | |
roryhand | 2:957d3b2afff4 | 744 | if( (ftell(Sounds[NotchingSet.NotchTransUp].FileInfo.WavFile) + 44) >= Sounds[NotchingSet.NotchTransUp].FileInfo.FileData.subchunk2_size ) { |
roryhand | 3:6169aeeaeeb4 | 745 | |
roryhand | 2:957d3b2afff4 | 746 | //need to explicitly test if this notation/syntax works for pointers.... |
roryhand | 2:957d3b2afff4 | 747 | *Sounds[NotchingSet.Notch].data_sptr = *Sounds[NotchingSet.Notch].data_sptr*NotchFadeIn.FadeCoeff; |
roryhand | 2:957d3b2afff4 | 748 | } else { |
roryhand | 2:957d3b2afff4 | 749 | *Sounds[NotchingSet.Notch-1].data_sptr = *Sounds[NotchingSet.Notch - 1].data_sptr*NotchFadeOut.FadeCoeff + *Sounds[NotchingSet.NotchTransUp].data_sptr + *Sounds[NotchingSet.Notch].data_sptr*NotchFadeIn.FadeCoeff;// + *data_sptr_N2; |
roryhand | 2:957d3b2afff4 | 750 | } |
roryhand | 2:957d3b2afff4 | 751 | |
roryhand | 2:957d3b2afff4 | 752 | } else { |
roryhand | 2:957d3b2afff4 | 753 | *Sounds[NotchingSet.Notch-1].data_sptr = *Sounds[NotchingSet.Notch-1].data_sptr*NotchFadeOut.FadeCoeff + *Sounds[NotchingSet.NotchTransUp].data_sptr; |
roryhand | 2:957d3b2afff4 | 754 | } |
roryhand | 2:957d3b2afff4 | 755 | |
roryhand | 1:aac37edee302 | 756 | } |
roryhand | 1:aac37edee302 | 757 | |
roryhand | 1:aac37edee302 | 758 | |
roryhand | 3:6169aeeaeeb4 | 759 | /********************END OF DATA ASSIGNMENT SECTION*************************************************/ |
roryhand | 9:dd9cae06b202 | 760 | |
roryhand | 2:957d3b2afff4 | 761 | for (channel=0; channel<Sounds[NotchingSet.Notch].FileInfo.FileFormat.num_channels; channel++) { |
roryhand | 2:957d3b2afff4 | 762 | switch (Sounds[NotchingSet.Notch].FileInfo.FileFormat.sig_bps) { |
roryhand | 0:e89d7a0bfa3b | 763 | case 16: |
roryhand | 1:aac37edee302 | 764 | if(flag1 == 1) { |
roryhand | 2:957d3b2afff4 | 765 | Buffer1[place_hold1] = Sounds[NotchingSet.Notch].data_sptr[channel]; |
roryhand | 1:aac37edee302 | 766 | place_hold1 = place_hold1 + 1; |
roryhand | 1:aac37edee302 | 767 | if(place_hold1 >= BufferLen) { |
roryhand | 1:aac37edee302 | 768 | while(1) { |
roryhand | 1:aac37edee302 | 769 | if(flag1 == 0) { |
roryhand | 1:aac37edee302 | 770 | break; |
roryhand | 1:aac37edee302 | 771 | }//if(flag1 == 0) |
roryhand | 1:aac37edee302 | 772 | |
roryhand | 1:aac37edee302 | 773 | |
roryhand | 1:aac37edee302 | 774 | }//while(1) |
roryhand | 1:aac37edee302 | 775 | }//if(place_hold1 > = BufferLen) |
roryhand | 0:e89d7a0bfa3b | 776 | |
roryhand | 1:aac37edee302 | 777 | } else if(flag2 == 1) { |
roryhand | 2:957d3b2afff4 | 778 | Buffer2[place_hold2] = Sounds[NotchingSet.Notch].data_sptr[channel]; |
roryhand | 1:aac37edee302 | 779 | place_hold2 = place_hold2 + 1; |
roryhand | 1:aac37edee302 | 780 | if(place_hold2 >= BufferLen) { |
roryhand | 1:aac37edee302 | 781 | while(1) { |
roryhand | 1:aac37edee302 | 782 | |
roryhand | 1:aac37edee302 | 783 | if(flag2 == 0) { |
roryhand | 1:aac37edee302 | 784 | break; |
roryhand | 1:aac37edee302 | 785 | } |
roryhand | 1:aac37edee302 | 786 | } |
roryhand | 0:e89d7a0bfa3b | 787 | } |
roryhand | 1:aac37edee302 | 788 | |
roryhand | 1:aac37edee302 | 789 | } |
roryhand | 0:e89d7a0bfa3b | 790 | } |
roryhand | 0:e89d7a0bfa3b | 791 | } |
roryhand | 0:e89d7a0bfa3b | 792 | slice = slice + 1; |
roryhand | 0:e89d7a0bfa3b | 793 | } |
roryhand | 0:e89d7a0bfa3b | 794 | } |
roryhand | 0:e89d7a0bfa3b | 795 | |
roryhand | 0:e89d7a0bfa3b | 796 | |
roryhand | 0:e89d7a0bfa3b | 797 | |
roryhand | 0:e89d7a0bfa3b | 798 | |
roryhand | 0:e89d7a0bfa3b | 799 | |
roryhand | 0:e89d7a0bfa3b | 800 | |
roryhand | 0:e89d7a0bfa3b | 801 | |
roryhand | 9:dd9cae06b202 | 802 |