bool LASunzipper::return_error(const char* error)
{
char err[256];
sprintf(err, "%s (LASzip v%d.%dr%d)", error, LASZIP_VERSION_MAJOR, LASZIP_VERSION_MINOR, LASZIP_VERSION_REVISION);
if (error_string) free(error_string);
error_string = LASCopyString(err);
return false;
}
int main(int argc, char *argv[])
{
/*Initialize the catalog locks*/
MT_lock_init(&dataLock);
MT_cond_init(&mainCond);
MT_cond_init(&writeTCond);
MT_cond_init(&readCond);
char* file_name_in = 0;
char* file_name_out = 0;
char separator_sign = ' ';
char* parse_string = "xyz";
char* buffer;
char printstring[256];
LASReaderH reader = NULL;
LASHeaderH header = NULL;
LASPointH p = NULL;
FILE** files_out = NULL;
int len, j;
int64_t mortonkey = 0;
unsigned int index = 0;
int num_files_in = 0, num_files_out = 0, num_files, num_of_entries=0, check = 0, num_read_threads = DEFAULT_NUM_READ_THREADS;
int i;
pthread_t *writeThreads = NULL;
pthread_t *readThreads = NULL;
struct readThreadArgs *dataRead = NULL;
boolean input_file = FALSE;
int64_t global_offset_x = 0;
int64_t global_offset_y = 0;
double scale_x;
double scale_y;
if (argc == 1) {
usage();
exit(0);
}
/*Allocate space for input files*/
files_name_in = (char**) malloc(sizeof(char*)*DEFAULT_NUM_INPUT_FILES);
for (i = 1; i < argc; i++)
{
if ( strcmp(argv[i],"-h") == 0 ||
strcmp(argv[i],"--help") == 0
)
{
usage();
exit(0);
}
else if ( strcmp(argv[i],"-v") == 0 ||
strcmp(argv[i],"--verbose") == 0
)
{
verbose = TRUE;
}
else if ( strcmp(argv[i],"--num_read_threads") == 0)
{
num_read_threads = atoi(argv[++i]);
}
else if ( strcmp(argv[i],"-s") == 0 ||
strcmp(argv[i],"--skip_invalid") == 0
)
{
skip_invalid = TRUE;
}
else if ( strcmp(argv[i], "--parse") == 0 ||
strcmp(argv[i], "-parse") == 0
)
{
i++;
parse_string = argv[i];
}
else if ( strcmp(argv[i], "--moffset") == 0 ||
strcmp(argv[i], "-moffset") == 0
)
{
i++;
buffer = strtok (argv[i], ",");
j = 0;
while (buffer) {
if (j == 0) {
global_offset_x = S64(buffer);
}
else if (j == 1) {
global_offset_y = S64(buffer);
}
j++;
buffer = strtok (NULL, ",");
while (buffer && *buffer == '\040')
buffer++;
}
if (j != 2){
fprintf(stderr, "Only two int64_t are required in moffset option!\n");
exit(1);
}
}
else if ( strcmp(argv[i], "--check") == 0 ||
strcmp(argv[i], "-check") == 0
)
{
i++;
check = 1;
buffer = strtok (argv[i], ",");
j = 0;
while (buffer) {
if (j == 0) {
sscanf(buffer, "%lf", &scale_x);
}
else if (j == 1) {
sscanf(buffer, "%lf", &scale_y);
}
j++;
buffer = strtok (NULL, ",");
while (buffer && *buffer == '\040')
buffer++;
}
if (j != 2){
fprintf(stderr, "Only two doubles are required in moffset option!\n");
exit(1);
}
}
else if ( strcmp(argv[i],"--input") == 0 ||
strcmp(argv[i],"-input") == 0 ||
strcmp(argv[i],"-i") == 0 ||
strcmp(argv[i],"-in") == 0
)
{
i++;
files_name_in[num_files_in++] = argv[i];
if (num_files_in % DEFAULT_NUM_INPUT_FILES)
files_name_in = (char**) realloc(files_name_in, (num_files_in*2)*sizeof(char*));
}
else if (strcmp(argv[i],"--file") == 0 ||
strcmp(argv[i],"-file") == 0 ||
strcmp(argv[i],"-f") == 0
)
{
i++;
int read;
char line_buffer[BUFSIZ];
FILE* in = NULL;
in = fopen(argv[i], "r");
if (!in) {
fprintf(stderr, "ERROR: the path for file containing the input files is invalid %s\n", argv[i]);
exit(1);
}
while (fgets(line_buffer, sizeof(line_buffer), in)) {
line_buffer[strlen(line_buffer)-1]='\0';
files_name_in[num_files_in++] = strdup(line_buffer);
if (num_files_in % DEFAULT_NUM_INPUT_FILES)
files_name_in = (char**) realloc(files_name_in, (num_files_in*2)*sizeof(char*));
}
fclose(in);
input_file = TRUE;
}
else if ((num_files_in != 0) && num_files_out == 0)
{
file_name_out = argv[i];
num_files_out++;
}
else
{
fprintf(stderr, "ERROR: unknown argument '%s'\n",argv[i]);
usage();
exit(1);
}
} /* end looping through argc/argv */
num_of_entries = strlen(parse_string);
if (num_files_in == 0)
{
LASError_Print("No input filename was specified");
usage();
exit(1);
}
num_files = num_files_in;
/*Entries metadata*/
i = 0;
for (;;)
{
switch (parse_string[i])
{
/* // the morton code on xy */
case 'k':
entries[i] = ENTRY_k;
entriesType[i] = sizeof(int64_t);
/*Changes for Oscar's new Morton code function*/
//entriesFunc[i] = (void*)morton2D_encode;
entriesFunc[i] = (void*)morton2D_encodeOscar;
break;
/* // the x coordinate double*/
case 'x':
entries[i] = ENTRY_x;
entriesType[i] = sizeof(double);
entriesFunc[i] = (void*)LASPoint_GetX;
break;
/* // the y coordinate double*/
case 'y':
entries[i] = ENTRY_y;
entriesType[i] = sizeof(double);
entriesFunc[i] = (void*)LASPoint_GetY;
break;
/* // the z coordinate double*/
case 'z':
entries[i] = ENTRY_z;
entriesType[i] = sizeof(double);
entriesFunc[i] = (void*)LASPoint_GetZ;
break;
/* // the X coordinate decimal*/
case 'X':
entries[i] = ENTRY_X;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetX;
break;
/* // the y coordinate decimal*/
case 'Y':
entries[i] = ENTRY_Y;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetY;
break;
/* // the z coordinate decimal*/
case 'Z':
entries[i] = ENTRY_Z;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetZ;
break;
/* // the gps-time */
case 't':
entries[i] = ENTRY_t;
entriesType[i] = sizeof(double);
entriesFunc[i] = (void*)LASPoint_GetTime;
break;
/* // the intensity */
case 'i':
entries[i] = ENTRY_i;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetIntensity;
break;
/* the scan angle */
case 'a':
entries[i] = ENTRY_a;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetScanAngleRank;
break;
/* the number of the return */
case 'r':
entries[i] = ENTRY_r;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetReturnNumber;
break;
/* the classification */
case 'c':
entries[i] = ENTRY_c;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetClassification;
break;
/* the user data */
case 'u':
entries[i] = ENTRY_u;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetUserData;
break;
/* the number of returns of given pulse */
case 'n':
entries[i] = ENTRY_n;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetNumberOfReturns;
break;
/* the red channel color */
case 'R':
entries[i] = ENTRY_R;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASColor_GetRed;
break;
/* the green channel color */
case 'G':
entries[i] = ENTRY_G;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASColor_GetGreen;
break;
/* the blue channel color */
case 'B':
entries[i] = ENTRY_B;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASColor_GetBlue;
break;
case 'M':
entries[i] = ENTRY_M;
entriesType[i] = sizeof(unsigned int);
break;
case 'p':
entries[i] = ENTRY_p;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetPointSourceId;
break;
/* the edge of flight line flag */
case 'e':
entries[i] = ENTRY_e;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetFlightLineEdge;
break;
/* the direction of scan flag */
case 'd':
entries[i] = ENTRY_d;
entriesType[i] = sizeof(int);
entriesFunc[i] = (void*)LASPoint_GetScanDirection;
break;
}
i++;
if (parse_string[i] == 0)
{
break;
}
}
/*Prepare the output files*/
if (file_name_out == NULL)
{
len = (int)strlen(file_name_in);
file_name_out = LASCopyString(file_name_in);
if (file_name_out[len-3] == '.' && file_name_out[len-2] == 'g' && file_name_out[len-1] == 'z')
{
len = len - 4;
}
while (len > 0 && file_name_out[len] != '.')
{
len--;
}
file_name_out[len] = '\0';
}
char *str = malloc(sizeof(char)*(strlen(file_name_out)+12));
files_out = (FILE**) malloc(sizeof(FILE*)*num_of_entries);
for (i = 0; i < num_of_entries; i++) {
sprintf(str, "%s_col_%c.dat", file_name_out, parse_string[i]);
if(doesFileExist(str)) {
remove(str);
}
files_out[i] = fopen(str, "wb");
if (files_out[i] == 0) {
LASError_Print("Could not open file for write");
usage();
exit(1);
}
}
free(str);
/*Initialize structures for the reading threads*/
//data = (struct writeT**) malloc(num_read_threads*sizeof(struct writeT*)); //Malloc is more efficient than calloc
data = (struct writeT**) calloc(num_read_threads, sizeof(struct writeT*));
dataRead = (struct readThreadArgs*) malloc(sizeof(struct readThreadArgs)*num_read_threads);
/* Launch read Threads */
stop = 0;
readThreads = (pthread_t*) malloc(sizeof(pthread_t)*num_read_threads);
for (i=0; i < num_read_threads; i++) {
dataRead[i].id = i;
dataRead[i].num_read_threads = num_read_threads;
dataRead[i].num_of_entries = num_of_entries;
dataRead[i].check = check;
dataRead[i].global_offset_x = global_offset_x;
dataRead[i].global_offset_y = global_offset_y;
dataRead[i].scale_x = scale_x;
dataRead[i].scale_y = scale_y;
pthread_create(&readThreads[i], NULL, readFile, (void*)dataRead);
}
int writeIndex = 0;
writeThreads = (pthread_t*) malloc(sizeof(pthread_t)*num_of_entries);
/* Launch Threads */
struct writeThreadArgs *dataWrite = (struct writeThreadArgs *) malloc(sizeof(struct writeThreadArgs) *num_of_entries);
for (i = 0; i < num_of_entries; i++) {
dataWrite[i].id = i;
dataWrite[i].out = files_out[i];
pthread_create(&writeThreads[i], NULL, writeFile, (void*)(&dataWrite[i]));
}
sleep(1);
//Do we need to comment this one out!?
int done = 0;
while (num_files) {
/*Obtain lock over data to get the pointer*/
MT_set_lock(&dataLock);
dataWriteT = data[writeIndex];
while (dataWriteT == NULL) {
/*Sleep and wait for data to be read*/
MT_cond_wait(&mainCond,&dataLock);
dataWriteT = data[writeIndex];
}
data[writeIndex] = NULL;
//Release the lock
/*Tell the write threads there is new data*/
pthread_cond_broadcast(&writeTCond);
/*Tell the read threads there is a new buf empty*/
pthread_cond_broadcast(&readCond);
MT_unset_lock(&dataLock);
/*Keep looping*/
writeIndex++;
writeIndex = (writeIndex % num_read_threads);
MT_set_lock(&dataLock);
while (done == 0) {
/*Sleep and wait for data to be read*/
MT_cond_wait(&mainCond,&dataLock);
done = 1;
for (i = 0; i < num_of_entries; i++) {
if (dataWriteT[i].values != NULL) {
done = 0;
break;
}
}
}
num_files--;
if (verbose)
printf("Files to go %d\n", num_files);
free(dataWriteT);
dataWriteT = NULL;
done = 0;
MT_unset_lock(&dataLock);
}
/*Tell the write threads to exit*/
MT_set_lock(&dataLock);
stop = 1;
pthread_cond_broadcast(&writeTCond);
MT_unset_lock(&dataLock);
/* Wait for Threads to Finish */
for (i=0; i<num_of_entries; i++) {
pthread_join(writeThreads[i], NULL);
}
free(dataWrite);
free(writeThreads);
MT_cond_destroy(&readCond);
MT_cond_destroy(&writeTCond);
MT_cond_destroy(&mainCond);
MT_lock_destroy(&dataLock);
for (i = 0; i < num_of_entries; i++) {
fflush(files_out[i]);
if (verbose)
printf("close file %d\n", i);
fsync(files_out[i]);
fclose(files_out[i]);
}
free(files_out);
if (input_file) {
for (i=0 ; i < num_files_in; i++)
free(files_name_in[i]);
free(files_name_in);
}
free(dataRead);
if (readThreads)
free(readThreads);
return 0;
}
int main(int argc, char *argv[])
{
int i;
int j;
char* buffer;
int use_stdout = FALSE;
int skip_invalid = FALSE;
int num_entries = 0;
int verbose = FALSE;
char* file_name_in = 0;
char* file_name_out = 0;
char separator_sign = ' ';
char* parse_string = "xyz";
int64_t global_offset_x = 0;
int64_t global_offset_y = 0;
int check = FALSE;
double scale_x;
double scale_y;
LASReaderH reader = NULL;
LASHeaderH header = NULL;
LASPointH p = NULL;
FILE* file_out;
int len;
unsigned int index = 0;
if (argc == 1) {
usage();
exit(0);
}
for (i = 1; i < argc; i++)
{
if ( strcmp(argv[i],"-h") == 0 ||
strcmp(argv[i],"-help") == 0 ||
strcmp(argv[i],"--help") == 0
)
{
usage();
exit(0);
}
else if ( strcmp(argv[i],"-v") == 0 ||
strcmp(argv[i],"--verbose") == 0
)
{
verbose = TRUE;
}
else if ( strcmp(argv[i],"-s") == 0 ||
strcmp(argv[i],"--skip_invalid") == 0
)
{
skip_invalid = TRUE;
}
else if ( strcmp(argv[i], "--parse") == 0 ||
strcmp(argv[i], "-parse") == 0
)
{
i++;
parse_string = argv[i];
}
else if ( strcmp(argv[i], "--moffset") == 0 ||
strcmp(argv[i], "-moffset") == 0
)
{
i++;
buffer = strtok (argv[i], ",");
j = 0;
while (buffer) {
if (j == 0) {
global_offset_x = S64(buffer);
}
else if (j == 1) {
global_offset_y = S64(buffer);
}
j++;
buffer = strtok (NULL, ",");
while (buffer && *buffer == '\040')
buffer++;
}
if (j != 2){
fprintf(stderr, "Only two int64_t are required in moffset option!\n");
exit(1);
}
}
else if ( strcmp(argv[i], "--check") == 0 ||
strcmp(argv[i], "-check") == 0
)
{
i++;
check = TRUE;
buffer = strtok (argv[i], ",");
j = 0;
while (buffer) {
if (j == 0) {
sscanf(buffer, "%lf", &scale_x);
}
else if (j == 1) {
sscanf(buffer, "%lf", &scale_y);
}
j++;
buffer = strtok (NULL, ",");
while (buffer && *buffer == '\040')
buffer++;
}
if (j != 2){
fprintf(stderr, "Only two doubles are required in moffset option!\n");
exit(1);
}
}
else if ( strcmp(argv[i], "--stdout") == 0
)
{
use_stdout = TRUE;
}
else if ( strcmp(argv[i],"--input") == 0 ||
strcmp(argv[i],"-input") == 0 ||
strcmp(argv[i],"-i") == 0 ||
strcmp(argv[i],"-in") == 0
)
{
i++;
file_name_in = argv[i];
}
else if ( strcmp(argv[i],"--output") == 0 ||
strcmp(argv[i],"--out") == 0 ||
strcmp(argv[i],"-out") == 0 ||
strcmp(argv[i],"-o") == 0
)
{
i++;
file_name_out = argv[i];
}
else if (file_name_in == 0 && file_name_out == 0)
{
file_name_in = argv[i];
}
else if (file_name_in && file_name_out == 0)
{
file_name_out = argv[i];
}
else
{
fprintf(stderr, "ERROR: unknown argument '%s'\n",argv[i]);
usage();
exit(1);
}
} /* end looping through argc/argv */
num_entries = strlen(parse_string);
if (use_stdout == TRUE && file_name_out){
LASError_Print("If an output file is specified, --stdout must not be used!");
exit(1);
}
reader = LASReader_Create(file_name_in);
if (!reader) {
LASError_Print("Unable to read file");
exit(1);
}
header = LASReader_GetHeader(reader);
if (!header) {
LASError_Print("Unable to fetch header for file");
exit(1);
}
if (use_stdout)
{
file_out = stdout;
}
else
{
if (file_name_out == NULL)
{
if (file_name_in == NULL)
{
LASError_Print("No input filename was specified");
usage();
exit(1);
}
len = (int)strlen(file_name_in);
file_name_out = LASCopyString(file_name_in);
if (file_name_out[len-3] == '.' && file_name_out[len-2] == 'g' && file_name_out[len-1] == 'z')
{
len = len - 4;
}
while (len > 0 && file_name_out[len] != '.')
{
len--;
}
file_name_out[len] = '\0';
}
file_out = fopen(file_name_out, "wb");
}
if (file_out == 0)
{
LASError_Print("Could not open file for write");
usage();
exit(1);
}
if (verbose)
{
print_header(stderr, header, file_name_in);
}
// Compute factors to add to X and Y and check sanity of generated codes
double file_scale_x = LASHeader_GetScaleX(header);
double file_scale_y = LASHeader_GetScaleY(header);
if (check)
{
// Check specified scales are like in the LAS file
if (fabs(scale_x - file_scale_x) > TOLERANCE){
fprintf(stderr, "ERROR: x scale in input file (%lf) does not match specified x scale (%lf)\n",file_scale_x, scale_x);
exit(1);
}
if (fabs(scale_y - file_scale_y) > TOLERANCE){
fprintf(stderr, "ERROR: y scale in input file (%lf) does not match specified y scale (%lf)\n",file_scale_y, scale_y);
exit(1);
}
/* Check that the extent of the file (taking into account the global offset)
* is within 0,2^31 */
double check_min_x = 1.0 + LASHeader_GetMinX(header) - (((double) global_offset_x) * scale_x);
if (check_min_x < TOLERANCE) {
fprintf(stderr, "ERROR: Specied X global offset is too large. (MinX - (GlobalX*ScaleX)) < 0\n");
exit(1);
}
double check_min_y = 1.0 + LASHeader_GetMinY(header) - (((double) global_offset_y) * scale_y);
if (check_min_y < TOLERANCE) {
fprintf(stderr, "ERROR: Specied Y global offset is too large. (MinY - (GlobalY*ScaleY)) < 0\n");
exit(1);
}
double check_max_x = LASHeader_GetMaxX(header) - (((double) global_offset_x) * scale_x);
if (check_max_x > (MAX_INT_31 * scale_x)) {
fprintf(stderr, "ERROR: Specied X global offset is too small. (MaxX - (GlobalX*ScaleX)) > (2^31)*ScaleX\n");
exit(1);
}
double check_max_y = LASHeader_GetMaxY(header) - (((double) global_offset_y) * scale_y);
if (check_max_y > (MAX_INT_31 * scale_y)) {
fprintf(stderr, "ERROR: Specied Y global offset is too small. (MaxY - (GlobalY*ScaleY)) > (2^31)*ScaleY\n");
exit(1);
}
}
/*Write Postgres header*/
struct postHeader pgHeader;
pgHeader.s = "PGCOPY\n\377\r\n\0";
int i1T = 0, i2T = 0;
pgHeader.i1 = htonl(i1T);
pgHeader.i2 = htonl(i2T);
fwrite(pgHeader.s, 11, 1, file_out);
fwrite(&pgHeader.i1, sizeof(uint32_t), 1, file_out);
fwrite(&pgHeader.i2, sizeof(uint32_t), 1, file_out);
/* declaration for morton*/
uint32_t rawx = 0;
uint32_t rawy = 0;
uint64_t mortonkey = 0;
/* scaled offsets to add for the morton encoding */
int64_t factorX = ((int64_t) (LASHeader_GetOffsetX(header) / file_scale_x)) - global_offset_x;
int64_t factorY = ((int64_t) (LASHeader_GetOffsetY(header) / file_scale_y)) - global_offset_y;
p = LASReader_GetNextPoint(reader);
while (p)
{
if (skip_invalid && !LASPoint_IsValid(p)) {
if (verbose) {
LASError_Print("Skipping writing invalid point...");
}
p = LASReader_GetNextPoint(reader);
index -=1;
continue;
}
struct postRow pgRow;
uint32_t size;
uint16_t hT = num_entries;
pgRow.h = htons(hT);
fwrite(& pgRow.h, 2, 1, file_out);
size = sizeof(double);
pgRow.vardSize = htonl(size);
size = sizeof(uint32_t);
pgRow.varSize = htonl(size);
i = 0;
for (;;)
{
LASColorH color = LASPoint_GetColor(p);
double vard;
int var;
unsigned long long int vardL, varL;
switch (parse_string[i])
{
/* // the morton code on xy */
case 'k':
rawx = (uint32_t) (((int64_t) LASPoint_GetRawX(p)) + factorX);
rawy = (uint32_t) (((int64_t) LASPoint_GetRawY(p)) + factorY);
mortonkey = EncodeMorton2D(rawx,rawy);
varL = htobe64(mortonkey);
fwrite(&pgRow.vardSize, sizeof(uint32_t), 1, file_out);
fwrite(&varL, sizeof(uint64_t), 1, file_out);
break;
/* // the x coordinate */
case 'x':
vard = LASPoint_GetX(p);
fwrite(&pgRow.vardSize, sizeof(uint32_t), 1, file_out);
vardL = bigEndian_double(vard);
fwrite(&vardL, sizeof(double), 1, file_out);
break;
/* // the y coordinate */
case 'y':
vard = LASPoint_GetY(p);
fwrite(&pgRow.vardSize, sizeof(uint32_t), 1, file_out);
vardL = bigEndian_double(vard);
fwrite(&vardL, sizeof(double), 1, file_out);
break;
/* // the z coordinate */
case 'z':
vard = LASPoint_GetZ(p);
fwrite(&pgRow.vardSize, sizeof(uint32_t), 1, file_out);
vardL = bigEndian_double(vard);
fwrite(&vardL, sizeof(double), 1, file_out);
break;
/* // the gps-time */
case 't':
vard = LASPoint_GetTime(p);
fwrite(&pgRow.vardSize, sizeof(uint32_t), 1, file_out);
vardL = bigEndian_double(vard);
fwrite(&vardL, sizeof(double), 1, file_out);
break;
/* // the intensity */
case 'i':
var = LASPoint_GetIntensity(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the scan angle */
case 'a':
var = LASPoint_GetScanAngleRank(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the number of the return */
case 'r':
var = LASPoint_GetReturnNumber(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the classification */
case 'c':
var = LASPoint_GetClassification(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the user data */
case 'u':
var = LASPoint_GetUserData(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the number of returns of given pulse */
case 'n':
var = LASPoint_GetNumberOfReturns(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the red channel color */
case 'R':
var = LASColor_GetRed(color);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the green channel color */
case 'G':
var = LASColor_GetGreen(color);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the blue channel color */
case 'B':
var = LASColor_GetBlue(color);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
case 'M':
var = index;
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
case 'p':
var = LASPoint_GetPointSourceId(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the edge of flight line flag */
case 'e':
var = LASPoint_GetFlightLineEdge(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
/* the direction of scan flag */
case 'd':
var = LASPoint_GetScanDirection(p);
fwrite(&pgRow.varSize, sizeof(uint32_t), 1, file_out);
varL = htonl(var);
fwrite(&varL, sizeof(uint32_t), 1, file_out);
break;
}
i++;
if (!parse_string[i])
{
break;
}
LASColor_Destroy(color);
}
p = LASReader_GetNextPoint(reader);
index +=1;
}
short endT = -1;
short end = htons(endT);
fwrite(&end, sizeof(end), 1, file_out);
fflush(file_out);
fclose(file_out);
LASReader_Destroy(reader);
LASHeader_Destroy(header);
return 0;
}