PyMODINIT_FUNC
initlogi(void)
{
(void) Py_InitModule("logi", logiMethods);
logi_open();
}
int logi_read(unsigned char * buffer, unsigned int length, unsigned int address){
int count = 0 ;
if(fd == 0){
logi_open();
}
count = pread(fd, buffer, length, address);
return count ;
}
int logi_read(unsigned char * buffer, unsigned int length, unsigned int address){
unsigned int tr_size = 0;
int count = 0 ;
if(fd == 0){
logi_open();
}
while(count < length){
tr_size = (length-count) < 4094 ? (length-count) : 4094 ;
if(logipi_read(((address+count)), &buffer[count], tr_size, 1) < 0) return 0 ;
count = count + tr_size ;
}
return count ;
}
int main(int argc, char ** argv){
//unsigned char * inputImage ;
//long start_time, end_time ;
//double diff_time ;
//struct timespec cpu_time ;
//FILE * jpeg_fd ;
//FILE * raw_file ;
//int i,j, res ;
//unsigned int pos = 0 ;
//unsigned short int cmd_buffer[4];
//unsigned short int reg_buffer[6];
//unsigned char image_buffer[(320*240)] ; //monochrome frame buffer
//unsigned short fifo_state, fifo_data ;
int i;
//unsigned char tmp_buffer[16];
unsigned char * tmp_buffer;
if(logi_open() < 0){
printf("Error liblogi \n");
return -1 ;
}
wb_rd(0x0000);
//logi_read(&tmp_buffer, 16, 0x00000000);
//for(i = 0 ; i < 16 ; i +=1){
// printf("%d \n", tmp_buffer[i]);
//}
//jpeg_fd = fopen("./grabbed_frame.jpg", "w");
//if(jpeg_fd == NULL){
// perror("Error opening output file");
// exit(EXIT_FAILURE);
//}
//printf("output file openened \n");
//printf("loading input file : %s \n", argv[1]);
//res = read_jpeg_file( argv[1], &inputImage);
//if(res < 0){
// perror("Error opening input file");
// exit(EXIT_FAILURE);
//}
//configuring for gauss->sobel->hysteresis->dilate->erode->output
// reg_buffer[0] = GAUSS_SOURCE_FIFO ;
// reg_buffer[1] = SOBEL_SOURCE_GAUSS ;
// reg_buffer[2] = ERODE_SOURCE_DILATE ;
// reg_buffer[3] = DILATE_SOURCE_HYST ;
// reg_buffer[4] = HYST_SOURCE_SOBEL ;
// reg_buffer[5] = OUTPUT_SOURCE_ERODE ;
// logi_write(reg_buffer, 12, REG_ADDR);
// printf("issuing reset to fifo \n");
// cmd_buffer[1] = 0;
// cmd_buffer[2] = 0 ;
// logi_write(cmd_buffer, 6, FIFO_CMD_ADDR);
// logi_read(cmd_buffer, 6, FIFO_CMD_ADDR);
// printf("fifo size : %d, free: %d, available : %d \n", cmd_buffer[0],cmd_buffer[1], cmd_buffer[2]);
// clock_gettime(CLOCK_REALTIME, &cpu_time);
// start_time = cpu_time.tv_nsec ;
// for(i = 0 ; i < IMAGE_HEIGHT ; i +=LINE_BURST){
// logi_write(&inputImage[(i*IMAGE_WIDTH)], IMAGE_WIDTH*LINE_BURST, 0x0000);
// do{
// logi_read(cmd_buffer, 6, FIFO_CMD_ADDR);
// //printf("fifo size : %d, free: %d, available : %d \n", cmd_buffer[0],cmd_buffer[1], cmd_buffer[2]);
// }while((cmd_buffer[2]*2) < IMAGE_WIDTH*LINE_BURST);
// logi_read(&image_buffer[(i*IMAGE_WIDTH)], IMAGE_WIDTH*LINE_BURST, 0x0000);
// }
// clock_gettime(CLOCK_REALTIME, &cpu_time);
// end_time = cpu_time.tv_nsec ;
// diff_time = end_time - start_time ;
// diff_time = diff_time/1000000000 ;
// printf("transffered %d bytes in %f s : %f B/s \n", IMAGE_WIDTH * IMAGE_HEIGHT, diff_time, (IMAGE_WIDTH * IMAGE_HEIGHT)/diff_time);
//write_jpegfile(image_buffer, 320, 240, jpeg_fd, 100);
logi_close();
//fclose(jpeg_fd);
return 0 ;
}
