+++ /dev/null
-/************************************************************************
-
- IMPORTANT NOTE : this file contains two clearly delimited sections :
- the ARCHITECTURE section (in two parts) and the USER section. Each section
- is governed by its own copyright and license. Please check individually
- each section for license and copyright information.
-*************************************************************************/
-
-/*******************BEGIN ARCHITECTURE SECTION (part 1/2)****************/
-
-/************************************************************************
- FAUST Architecture File
- Copyright (C) 2003-2011 GRAME, Centre National de Creation Musicale
- ---------------------------------------------------------------------
- This Architecture section is free software; you can redistribute it
- and/or modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 3 of
- the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; If not, see <http://www.gnu.org/licenses/>.
-
- EXCEPTION : As a special exception, you may create a larger work
- that contains this FAUST architecture section and distribute
- that work under terms of your choice, so long as this FAUST
- architecture section is not modified.
-
-
- ************************************************************************
- ************************************************************************/
-
-
-#include <errno.h>
-#include <limits.h>
-#include <math.h>
-#include <sndfile.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <iostream>
-#include <map>
-#include <stack>
-#include <string>
-#include <time.h>
-#include <vector>
-
-// g++ -O3 -lm -lsynthfile myfx.cpp
-
-using namespace std;
-
-struct Meta : map<const char*, const char*>
-{
- void declare (const char* key, const char* value) { (*this)[key]=value; }
-};
-
-
-#define max(x,y) (((x)>(y)) ? (x) : (y))
-#define min(x,y) (((x)<(y)) ? (x) : (y))
-
-// abs is now predefined
-//template<typename T> T abs (T a) { return (a<T(0)) ? -a : a; }
-
-
-inline int lsr (int x, int n) { return int(((unsigned int)x) >> n); }
-
-
-/******************************************************************************
-*******************************************************************************
-
- VECTOR INTRINSICS
-
-*******************************************************************************
-*******************************************************************************/
-
-
-<<includeIntrinsic>>
-
-
-
-
-/******************************************************************************
-*******************************************************************************
-
- USER INTERFACE
-
-*******************************************************************************
-*******************************************************************************/
-
-class UI
-{
- bool fStopped;
-public:
-
- UI() : fStopped(false) {}
- virtual ~UI() {}
-
- // -- active widgets
-
- virtual void addButton(const char* label, float* zone) = 0;
- virtual void addToggleButton(const char* label, float* zone) = 0;
- virtual void addCheckButton(const char* label, float* zone) = 0;
- virtual void addVerticalSlider(const char* label, float* zone, float init, float min, float max, float step) = 0;
- virtual void addHorizontalSlider(const char* label, float* zone, float init, float min, float max, float step) = 0;
- virtual void addNumEntry(const char* label, float* zone, float init, float min, float max, float step) = 0;
-
- // -- passive widgets
-
- virtual void addNumDisplay(const char* label, float* zone, int precision) = 0;
- virtual void addTextDisplay(const char* label, float* zone, char* names[], float min, float max) = 0;
- virtual void addHorizontalBargraph(const char* label, float* zone, float min, float max) = 0;
- virtual void addVerticalBargraph(const char* label, float* zone, float min, float max) = 0;
-
- // -- frames and labels
-
- virtual void openFrameBox(const char* label) = 0;
- virtual void openTabBox(const char* label) = 0;
- virtual void openHorizontalBox(const char* label) = 0;
- virtual void openVerticalBox(const char* label) = 0;
- virtual void closeBox() = 0;
-
- virtual void show() = 0;
- virtual void run() = 0;
-
- void stop() { fStopped = true; }
- bool stopped() { return fStopped; }
-
- virtual void declare(float* zone, const char* key, const char* value) {}
-};
-
-struct param {
- float* fZone; float fMin; float fMax;
- param(float* z, float init, float a, float b) : fZone(z), fMin(a), fMax(b) { *z = init; }
-};
-
-
-class CMDUI : public UI
-{
- int fArgc;
- char** fArgv;
- char* fOutFile;
- long fNumframes;
- stack<string> fPrefix;
- map<string, param> fKeyParam;
-
- void openAnyBox(const char* label)
- {
- string prefix;
-
- if (label && label[0]) {
- prefix = fPrefix.top() + "-" + label;
- } else {
- prefix = fPrefix.top();
- }
- fPrefix.push(prefix);
- }
-
- string simplify(const string& src)
- {
- int i=0;
- int level=0;
- string dst;
-
- while (src[i] ) {
-
- switch (level) {
-
- case 0 :
- case 1 :
- case 2 :
- // Skip the begin of the label "--foo-"
- // until 3 '-' have been read
- if (src[i]=='-') { level++; }
- break;
-
- case 3 :
- // copy the content, but skip non alphnum
- // and content in parenthesis
- switch (src[i]) {
- case '(' :
- case '[' :
- level++;
- break;
-
- case '-' :
- dst += '-';
- break;
-
- default :
- if (isalnum(src[i])) {
- dst+= tolower(src[i]);
- }
-
- }
- break;
-
- default :
- // here we are inside parenthesis and
- // we skip the content until we are back to
- // level 3
- switch (src[i]) {
-
- case '(' :
- case '[' :
- level++;
- break;
-
- case ')' :
- case ']' :
- level--;
- break;
-
- default :
- break;
- }
-
- }
- i++;
- }
- return dst;
- }
-
-
-public:
-
- CMDUI(int argc, char *argv[]) : UI(), fArgc(argc), fArgv(argv), fNumframes(44100), fOutFile("out.wav")
- { fPrefix.push("-"); }
- virtual ~CMDUI() {}
-
-
- void addOption(const char* label, float* zone, float init, float min, float max)
- {
- string fullname = "-" + simplify(fPrefix.top() + "-" + label);
- fKeyParam.insert(make_pair(fullname, param(zone, init, min, max)));
- }
-
-
- virtual void addButton(const char* label, float* zone)
- {
- addOption(label,zone,0,0,1);
- }
-
- virtual void addToggleButton(const char* label, float* zone)
- {
- addOption(label,zone,0,0,1);
- }
-
- virtual void addCheckButton(const char* label, float* zone)
- {
- addOption(label,zone,0,0,1);
- }
-
- virtual void addVerticalSlider(const char* label, float* zone, float init, float min, float max, float step)
- {
- addOption(label,zone,init,min,max);
- }
-
- virtual void addHorizontalSlider(const char* label, float* zone, float init, float min, float max, float step)
- {
- addOption(label,zone,init,min,max);
- }
-
- virtual void addNumEntry(const char* label, float* zone, float init, float min, float max, float step)
- {
- addOption(label,zone,init,min,max);
- }
-
- // -- passive widgets
-
- virtual void addNumDisplay(const char* label, float* zone, int precision) {}
- virtual void addTextDisplay(const char* label, float* zone, char* names[], float min, float max) {}
- virtual void addHorizontalBargraph(const char* label, float* zone, float min, float max) {}
- virtual void addVerticalBargraph(const char* label, float* zone, float min, float max) {}
-
- virtual void openFrameBox(const char* label) { openAnyBox(label); }
- virtual void openTabBox(const char* label) { openAnyBox(label); }
- virtual void openHorizontalBox(const char* label) { openAnyBox(label); }
- virtual void openVerticalBox(const char* label) { openAnyBox(label); }
-
- virtual void closeBox() { fPrefix.pop(); }
-
- virtual void show() {}
- virtual void run() {}
-
- void printhelp()
- {
- cerr << "usage: " << fArgv[0] << " [options]" << endl;
- cerr << " [options]: " << endl;
- cerr << " samples: number of samples to generate, default is 44100 (1 second of sound)" << endl;
- cerr << " -o outfile: name of the output file, default is 'out.wav'" << endl;
-
- if (fKeyParam.size()) {
- map<string, param>::iterator i;
- cerr << " [faust module options]: \n";
- for (i = fKeyParam.begin(); i != fKeyParam.end(); i++) {
- cout << " " << i->first << " [" << i->second.fMin << ".." << i->second.fMax <<" ] \n";
- }
- }
- exit(1);
- }
-
- void process_command()
- {
- map<string, param>::iterator p;
-
- for (int i = 1; i < fArgc; i++) {
- if (fArgv[i][0] == '-') {
- if ( (strcmp(fArgv[i], "-help") == 0)
- || (strcmp(fArgv[i], "-h") == 0)
- || (strcmp(fArgv[i], "--help") == 0) ) {
- printhelp();
- }
-
- if (strcmp(fArgv[i], "-o") == 0) {
- fOutFile = fArgv[i+1];
- }
- else {
- p = fKeyParam.find(fArgv[i]);
- if (p == fKeyParam.end()) {
- cout << fArgv[0] << ": unrecognized option " << fArgv[i] << "\n";
- printhelp();
- }
- *(p->second.fZone) = float(strtod(fArgv[i+1], NULL));
- }
- i++;
- }
- else {
- fNumframes = strtol(fArgv[i], NULL, 10);
- if (fNumframes <= 0 ) printhelp();
- }
- }
- }
-
- char* output_file() { return fOutFile; }
- long num_frames() { return fNumframes; }
-
- void process_init()
- {
- map<string, param>::iterator p;
- for (int i = 1; i < fArgc; i++) {
- if (fArgv[i][0] == '-') {
- p = fKeyParam.find(fArgv[i]);
- if (p != fKeyParam.end()) {
- *(p->second.fZone) = float(strtod(fArgv[i+1], NULL));
- i++;
- }
- }
- }
- }
-};
-
-
-//----------------------------------------------------------------
-// d�inition du processeur de signal
-//----------------------------------------------------------------
-
-class dsp {
- protected:
- int fSamplingFreq;
- public:
- dsp() {}
- virtual ~dsp() {}
-
- virtual int getNumInputs() = 0;
- virtual int getNumOutputs() = 0;
- virtual void buildUserInterface(UI* interface) = 0;
- virtual void init(int samplingRate) = 0;
- virtual void compute(int len, float** inputs, float** outputs) = 0;
- virtual void conclude() {}
-};
-
-/********************END ARCHITECTURE SECTION (part 1/2)****************/
-
-/**************************BEGIN USER SECTION **************************/
-
-<<includeclass>>
-
-/***************************END USER SECTION ***************************/
-
-/*******************BEGIN ARCHITECTURE SECTION (part 2/2)***************/
-
-mydsp DSP;
-
-class Interleaver
-{
- int fNumFrames;
- int fNumInputs;
- int fNumOutputs;
-
- float* fInputs[256];
- float* fOutput;
-
- public:
-
- Interleaver(int numFrames, int numInputs, int numOutputs)
- {
- fNumFrames = numFrames;
- fNumInputs = max(numInputs, numOutputs);
- fNumOutputs = numOutputs;
-
- // allocate separate input channels
- for (int i = 0; i < fNumInputs; i++) {
- fInputs[i] = (float*) calloc (fNumFrames, sizeof(float));
- }
-
- // allocate interleaved output channel
- fOutput = (float*) calloc(fNumFrames*fNumOutputs, sizeof(float));
-
- }
-
- ~Interleaver()
- {
- // free separate input channels
- for (int i = 0; i < fNumInputs; i++) {
- free(fInputs[i]);
- }
-
- // free interleaved output channel
- free(fOutput);
- }
-
- float** inputs() { return fInputs; }
- float* output() { return fOutput; }
-
- void interleave()
- {
- for (int s = 0; s < fNumFrames; s++) {
- for (int c = 0; c < fNumOutputs; c++) {
- fOutput[c + s*fNumOutputs] = fInputs[c][s];
- }
- }
- }
-};
-
-#define kFrames 512
-#define kSampleRate 44100
-
-int main(int argc, char *argv[] )
-{
- CMDUI* interface = new CMDUI(argc, argv);
- DSP.buildUserInterface(interface);
- interface->process_command();
-
- // open output file
- SNDFILE* out_sf;
- SF_INFO out_info = { interface->num_frames(), kSampleRate, DSP.getNumOutputs(),
- SF_FORMAT_WAV|SF_FORMAT_PCM_16|SF_ENDIAN_LITTLE, 0, 0};
- out_sf = sf_open(interface->output_file(), SFM_WRITE, &out_info);
- if (out_sf == NULL) {
- cerr << "Error: ";
- sf_perror(out_sf);
- exit(1);
- }
-
- // create interleaver
- Interleaver ilv (kFrames, DSP.getNumOutputs(), DSP.getNumOutputs());
-
- // init signal processor
- DSP.init(kSampleRate);
- interface->process_init();
-
- // process all samples
- int frames = interface->num_frames();
- int nbf;
- do {
- if (frames > kFrames) {
- nbf = kFrames;
- frames -= kFrames;
- }
- else {
- nbf = frames;
- frames = 0;
- }
- DSP.compute(nbf, 0, ilv.inputs());
- ilv.interleave();
- sf_writef_float(out_sf, ilv.output(), nbf);
- } while (nbf);
-
- sf_close(out_sf);
-}
-/********************END ARCHITECTURE SECTION (part 2/2)****************/
-
projects / Faustine.git / blobdiff