426 lines
14 KiB
C++
426 lines
14 KiB
C++
#ifndef wav_hpp
|
|
#define wav_hpp
|
|
|
|
#include <type.hpp>
|
|
#include <graphs.hpp>
|
|
#include <hsv.hpp>
|
|
|
|
using std::string;
|
|
using std::vector;
|
|
|
|
FILE * readWAVInfo(void);
|
|
|
|
struct WAV_Format{
|
|
uint32_t ChunkID; /* "RIFF" */
|
|
uint32_t ChunkSize; /* 36 + Subchunk2Size */
|
|
uint32_t Format; /* "WAVE" */
|
|
};
|
|
|
|
struct WAV_FMT {
|
|
/* "fmt " */
|
|
//uint32_t Subchunk1ID;
|
|
/* 16 for PCM */
|
|
//uint32_t Subchunk1Size;
|
|
uint16_t AudioFormat; /* PCM = 1*/
|
|
uint16_t NumChannels; /* Mono = 1, Stereo = 2, etc. */
|
|
uint32_t SampleRate; /* 8000, 44100, etc. */
|
|
uint32_t ByteRate; /* = SampleRate * NumChannels * BitsPerSample/8 */
|
|
uint16_t BlockAlign; /* = NumChannels * BitsPerSample/8 */
|
|
uint16_t BitsPerSample; /* 8bits, 16bits, etc. */
|
|
};
|
|
|
|
struct WAV_CHUNK {
|
|
uint32_t SubchunkExID;
|
|
uint32_t SubchunkExSize;
|
|
uint32_t NumChannels;
|
|
};
|
|
|
|
struct CHUNK_INFO{
|
|
uint32_t ChunkID;
|
|
uint32_t ChunkSize;
|
|
};
|
|
|
|
struct WAV_DATA{
|
|
/* sub-chunk "data" */
|
|
uint32_t Subchunk2ID; /* "data" */
|
|
uint32_t Subchunk2Size; /* data size */
|
|
};
|
|
|
|
struct process{
|
|
uint32_t start,now,end,step;
|
|
};
|
|
|
|
struct Bit32
|
|
{
|
|
unsigned short da:16;
|
|
unsigned short db:16;
|
|
};
|
|
|
|
struct BitO16
|
|
{
|
|
unsigned short da:16;
|
|
};
|
|
|
|
struct Bit16
|
|
{
|
|
unsigned short da:8;
|
|
unsigned short db:8;
|
|
};
|
|
|
|
struct BitO8
|
|
{
|
|
unsigned short da:8;
|
|
};
|
|
|
|
class Data32{
|
|
public:
|
|
bool active;
|
|
vector<struct Bit32> bit;
|
|
Data32(uint32_t *start, uint32_t *end):active(true){
|
|
|
|
for(auto i = start;i != end; i++){
|
|
struct Bit32 temp;
|
|
memcpy(&temp, i, sizeof(struct Bit32));
|
|
bit.push_back(temp);
|
|
}
|
|
}
|
|
Data32(const Data32 &tmp){
|
|
active = tmp.active;
|
|
bit = tmp.bit;
|
|
}
|
|
|
|
};
|
|
|
|
class Data{
|
|
public:
|
|
bool active;
|
|
uint32_t channels, bit_size;
|
|
vector<struct Bit32> bit32;
|
|
vector<struct BitO16> bito16;
|
|
vector<struct Bit16> bit16;
|
|
vector<struct BitO8> bito8;
|
|
vector<Color> color_data;
|
|
Color avg_color;
|
|
Data(uint32_t tchannels, uint32_t tbit_size,void *start, void *end):active(true),channels(tchannels),bit_size(tbit_size){
|
|
if (bit_size == 32){
|
|
uint32_t *m_s = (uint32_t *)start, *m_e = (uint32_t *)end;
|
|
for(auto i = m_s;i != m_e; i++){
|
|
struct Bit32 temp;
|
|
memcpy(&temp, i, sizeof(struct Bit32));
|
|
bit32.push_back(temp);
|
|
}
|
|
}
|
|
else if(bit_size == 16){
|
|
uint16_t *m_s = (uint16_t *)start, *m_e = (uint16_t *)end;
|
|
if(channels == 2)
|
|
for(auto i = m_s;i != m_e; i++){
|
|
struct Bit16 temp;
|
|
memcpy(&temp, i, sizeof(struct Bit16));
|
|
bit16.push_back(temp);
|
|
}
|
|
else{
|
|
for(auto i = m_s;i != m_e; i++){
|
|
struct BitO16 temp;
|
|
memcpy(&temp, i, sizeof(struct BitO16));
|
|
bito16.push_back(temp);
|
|
}
|
|
}
|
|
}
|
|
else if(bit_size == 8){
|
|
uint8_t *m_s = (uint8_t *)start, *m_e = (uint8_t *)end;
|
|
for(auto i = m_s;i != m_e; i++){
|
|
struct BitO8 temp;
|
|
memcpy(&temp, i, sizeof(struct BitO8));
|
|
bito8.push_back(temp);
|
|
}
|
|
}
|
|
}
|
|
Data(const Data &tmp){
|
|
bit_size = tmp.bit_size;
|
|
channels = tmp.channels;
|
|
active = tmp.active;
|
|
bit32 = tmp.bit32;
|
|
bito16 = tmp.bito16;
|
|
bit16 = tmp.bit16;
|
|
bito8 = tmp.bito8;
|
|
}
|
|
void Data2Color(void){
|
|
if(channels == 2){
|
|
if(bit_size == 32){
|
|
double sumr = 0 ,sumb = 0, sumg = 0;
|
|
//printf("BLOCKS\n");
|
|
for(auto i = bit32.begin(); i != bit32.end(); i++){
|
|
Bit32 bit = (*i);
|
|
if(i != bit32.begin()){
|
|
Color m_color;
|
|
|
|
double cb = log2(sqrt(bit.da + bit.db)+1)*18.5, cg = log2(sqrt(abs(bit.db - (*(i-1)).db))+1)*42, cr = log2(sqrt(abs(bit.da - (*(i-1)).da))+1)*42;
|
|
rgb crgb;
|
|
hsv chsv;
|
|
crgb.r = 1.0*cr/255;
|
|
crgb.g = 1.0*cg/255;
|
|
crgb.b = 1.0*cb/255;
|
|
chsv = rgb2hsv(crgb);
|
|
//addsaturation(chsv);
|
|
chsv.s += 0.5;
|
|
chsv.s > 1 ? 1 : 1;
|
|
crgb = hsv2rgb(chsv);
|
|
cr = 255 * crgb.r;
|
|
cg = 255 * crgb.g;
|
|
cb = 255 * crgb.b;
|
|
cr = cr>255?255:cr;
|
|
cg = cg>255?255:cg;
|
|
cb = cb>255?255:cb;
|
|
sumr += cr;
|
|
sumb += cb;
|
|
sumg += cg;
|
|
|
|
m_color.setColor({cr,cb,cg});
|
|
color_data.push_back(m_color);
|
|
}
|
|
}
|
|
sumr/=(bit32.size()-1);
|
|
sumb/=(bit32.size()-1);
|
|
sumg/=(bit32.size()-1);
|
|
avg_color.setColor({sumr,sumb,sumg});
|
|
}
|
|
else{
|
|
double sumr = 0 ,sumb = 0, sumg = 0;
|
|
for(auto i = bit16.begin(); i != bit16.end(); i++){
|
|
Bit16 bit = (*i);
|
|
if(i != bit16.begin()){
|
|
Color m_color;
|
|
double cb = log2(bit.da + bit.db + 1)*18.5, cg = log2(abs(bit.db - (*(i-1)).db)+1)*22.5, cr = log2(abs(bit.da - (*(i-1)).da)+1)*22.5;
|
|
cr = cr>255?255:cr;
|
|
cg = cg>255?255:cg;
|
|
cb = cb>255?255:cb;
|
|
sumr += cr;
|
|
sumb += cb;
|
|
sumg += cg;
|
|
m_color.setColor({cr,cb,cg});
|
|
color_data.push_back(m_color);
|
|
}
|
|
}
|
|
avg_color.setColor({sumr,sumb,sumg});
|
|
}
|
|
}
|
|
else{
|
|
if(bit_size == 16){
|
|
double sumr = 0 ,sumg = 0;
|
|
for(auto i = bito16.begin(); i != bito16.end(); i++){
|
|
BitO16 bit = (*i);
|
|
if(i != bito16.begin()){
|
|
Color m_color;
|
|
double cg = log2(bit.da + 1)*18.5, cr = log2(abs(bit.da - (*(i-1)).da)+1)*22.5;
|
|
cr = cr>255?255:cr;
|
|
cg = cg>255?255:cg;
|
|
sumr += cr;
|
|
sumg += cg;
|
|
m_color.setColor({cr,cg,0});
|
|
color_data.push_back(m_color);
|
|
}
|
|
}
|
|
avg_color.setColor({sumr,sumg,0});
|
|
}
|
|
else{
|
|
double sumr = 0 ,sumb = 0;
|
|
for(auto i = bito8.begin(); i != bito8.end(); i++){
|
|
BitO8 bit = (*i);
|
|
if(i != bito8.begin()){
|
|
Color m_color;
|
|
double cb = log2(bit.da + 1)*18.5, cr = log2(abs(bit.da - (*(i-1)).da)+1)*22.5;
|
|
cr = cr>255?255:cr;
|
|
cb = cb>255?255:cb;
|
|
sumr += cr;
|
|
sumb += cb;
|
|
m_color.setColor({cr,cb,0});
|
|
color_data.push_back(m_color);
|
|
}
|
|
}
|
|
avg_color.setColor({sumr,sumb,0});
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
class WAV{
|
|
public:
|
|
struct WAV_Format format;
|
|
struct WAV_FMT fmt;
|
|
struct WAV_DATA data;
|
|
struct WAV_CHUNK fact;
|
|
struct WAV_CHUNK list;
|
|
struct CHUNK_INFO info;
|
|
uint32_t file_size;
|
|
bool active,if_fmt;
|
|
FILE *fp;
|
|
vector<uint32_t> data32;
|
|
vector<uint16_t> data16;
|
|
vector<uint8_t> data8;
|
|
uint32_t seconds;
|
|
struct process m_pss;
|
|
WAV(string path):active(false),if_fmt(false){
|
|
fp = fopen(path.data(), "rb");
|
|
if(fp == NULL){
|
|
printf("Can't open target file.\n");
|
|
throw -1;
|
|
}
|
|
do{
|
|
fread(&this->info, 1, sizeof(struct CHUNK_INFO), fp);
|
|
char *p_id = (char *)(&info.ChunkID);
|
|
|
|
uint32_t temp;
|
|
char *p_tmp = (char *)(&temp);
|
|
if(*p_id=='R' && *(p_id+1)=='I' && *(p_id+2)=='F' && *(p_id+3)=='F'){
|
|
format.ChunkID = info.ChunkID;
|
|
format.ChunkSize = info.ChunkSize;
|
|
file_size = info.ChunkSize+8;
|
|
fread(&temp, 1, sizeof(uint32_t), fp);
|
|
if(*p_tmp=='W' && *(p_tmp+1)=='A' && *(p_tmp+2)=='V' && *(p_tmp+3)=='E'){
|
|
active = true;
|
|
format.Format = temp;
|
|
}
|
|
else{
|
|
active = false;
|
|
throw -1;
|
|
}
|
|
|
|
}
|
|
else if(*p_id=='L' && *(p_id+1)=='I' && *(p_id+2)=='S' && *(p_id+3)=='T'){
|
|
fseek(fp, info.ChunkSize, SEEK_CUR);
|
|
}
|
|
else if(*p_id=='f' && *(p_id+1)=='m' && *(p_id+2)=='t'){
|
|
if_fmt = true;
|
|
fread(&this->fmt, 1, sizeof(WAV_FMT), fp);
|
|
}
|
|
else if(*p_id=='f' && *(p_id+1)=='a' && *(p_id+2)=='c' && *(p_id+3)=='t'){
|
|
fseek(fp, info.ChunkSize, SEEK_CUR);
|
|
}
|
|
else if(*p_id=='d' && *(p_id+1)=='a' && *(p_id+2)=='t' && *(p_id+3)=='a'){
|
|
if(if_fmt == false) throw -1;
|
|
else if(fmt.AudioFormat != 1) throw -1;
|
|
else{
|
|
data.Subchunk2ID = info.ChunkID;
|
|
data.Subchunk2Size = info.ChunkSize;
|
|
break;
|
|
}
|
|
}
|
|
|
|
}while(!feof(fp) && active == true);
|
|
/*fread (&this->format, 1, sizeof(struct WAV_Format), fp);
|
|
fread (&this->fmt, 1, sizeof(struct WAV_FMT), fp);
|
|
char if_fact[5];
|
|
do{
|
|
fread (&if_fact, 1, sizeof(uint32_t), fp);
|
|
if_fact[4] = '\0';
|
|
if(!strcmp(if_fact, "fact"))
|
|
fread(&this->fact, 1, sizeof(struct WAV_CHUNK), fp);
|
|
else if (!strcmp(if_fact, "LIST"))
|
|
fread(&this->list, 1, sizeof(struct WAV_CHUNK), fp);
|
|
fseek(fp, -sizeof(uint32_t), SEEK_CUR);
|
|
|
|
}while(strcmp(if_fact, "data"));
|
|
fread(&this->data, 1, sizeof(struct WAV_DATA), fp);*/
|
|
if(fmt.BlockAlign == 4){
|
|
uint32_t t_data32, count = data.Subchunk2Size/sizeof(uint32_t);
|
|
while(fread(&t_data32, 1, sizeof(uint32_t), fp) && ~count){
|
|
data32.push_back(t_data32);
|
|
count--;
|
|
}
|
|
}
|
|
else if(fmt.BlockAlign == 2){
|
|
uint16_t t_data16;
|
|
uint32_t count = data.Subchunk2Size/sizeof(uint16_t);
|
|
while(fread(&t_data16, 1, sizeof(uint16_t), fp) && ~count){
|
|
data16.push_back(t_data16);
|
|
count--;
|
|
}
|
|
}
|
|
else if(fmt.BlockAlign == 1){
|
|
uint8_t t_data8;
|
|
uint32_t count = data.Subchunk2Size/sizeof(uint8_t);
|
|
while(fread(&t_data8, 1, sizeof(uint8_t), fp) && ~count){
|
|
data8.push_back(t_data8);
|
|
count--;
|
|
}
|
|
}
|
|
seconds = data.Subchunk2Size/fmt.ByteRate;
|
|
}
|
|
void setTimer(int ms){
|
|
if(ms <= 1000){
|
|
m_pss.step = (((double)ms/seconds)*((data.Subchunk2Size/1000.0)/(double)fmt.BlockAlign));
|
|
m_pss.end = data.Subchunk2Size/(double)fmt.BlockAlign;
|
|
m_pss.start = 0;
|
|
m_pss.now = 0;
|
|
}
|
|
}
|
|
|
|
Data32 getData32(void){
|
|
if(m_pss.now < m_pss.end && m_pss.now + m_pss.step < m_pss.end){
|
|
Data32 m_data(&(data32[m_pss.now]),
|
|
&(data32[m_pss.now + m_pss.step]));
|
|
m_pss.now += m_pss.step;
|
|
return m_data;
|
|
}
|
|
else{
|
|
Data32 m_data(NULL,NULL);
|
|
m_data.active = false;
|
|
return m_data;
|
|
}
|
|
}
|
|
|
|
Data getData(void){
|
|
if(m_pss.now < m_pss.end && m_pss.now + m_pss.step < m_pss.end){
|
|
if(fmt.NumChannels == 2){
|
|
if(fmt.BlockAlign == 4){
|
|
Data m_data(fmt.NumChannels,fmt.BlockAlign*8,&data32[m_pss.now],
|
|
&data32[m_pss.now + m_pss.step]);
|
|
m_pss.now += m_pss.step;
|
|
return m_data;
|
|
}
|
|
else if(fmt.BlockAlign == 2){
|
|
Data m_data(fmt.NumChannels,fmt.BlockAlign*8,&data16[m_pss.now],
|
|
&data16[m_pss.now + m_pss.step]);
|
|
m_pss.now += m_pss.step;
|
|
return m_data;
|
|
}
|
|
}
|
|
else{
|
|
if(fmt.BlockAlign == 2){
|
|
Data m_data(fmt.NumChannels,fmt.BlockAlign*8,&data16[m_pss.now],
|
|
&data16[m_pss.now + m_pss.step]);
|
|
m_pss.now += m_pss.step;
|
|
return m_data;
|
|
}
|
|
else if(fmt.BlockAlign == 1){
|
|
Data m_data(fmt.NumChannels,fmt.BlockAlign*8,&data8[m_pss.now],
|
|
&data8[m_pss.now + m_pss.step]);
|
|
m_pss.now += m_pss.step;
|
|
return m_data;
|
|
}
|
|
}
|
|
}
|
|
Data m_data(0,0,NULL,NULL);
|
|
m_data.active = false;
|
|
return m_data;
|
|
}
|
|
|
|
void getInfo(void){
|
|
printf("ChunkID \t%x\n", format.ChunkID);
|
|
printf("ChunkSize \t%d\n", format.ChunkSize);
|
|
printf("Format \t\t%d\n", format.Format);
|
|
printf("AudioFormat \t%d\n", fmt.AudioFormat);
|
|
printf("NumChannels \t%d\n", fmt.NumChannels);
|
|
printf("SampleRate \t%d\n", fmt.SampleRate);
|
|
printf("ByteRate \t%d\n", fmt.ByteRate);
|
|
printf("BlockAlign \t%d\n", fmt.BlockAlign);
|
|
printf("BitsPerSample \t%d\n", fmt.BitsPerSample);
|
|
printf("Subchunk2ID \t%x\n", data.Subchunk2ID);
|
|
printf("Subchunk2Size \t%d\n", data.Subchunk2Size);
|
|
}
|
|
};
|
|
|
|
|
|
|
|
#endif /* wav_hpp */
|