bool ASICCD::StartStreaming()
{
ASI_IMG_TYPE type = getImageType();
if (type != ASI_IMG_Y8 && type != ASI_IMG_RGB24)
{
IUResetSwitch(&VideoFormatSP);
ISwitch *vf = IUFindSwitch(&VideoFormatSP,"ASI_IMG_Y8");
if (vf == NULL)
vf = IUFindSwitch(&VideoFormatSP,"ASI_IMG_RAW8");
if (vf)
{
vf->s = ISS_ON;
DEBUGF(INDI::Logger::DBG_DEBUG, "Switching to %s video format.", vf->label);
PrimaryCCD.setBPP(8);
UpdateCCDFrame(PrimaryCCD.getSubX(), PrimaryCCD.getSubY(), PrimaryCCD.getSubW(), PrimaryCCD.getSubH());
IDSetSwitch(&VideoFormatSP, NULL);
}
else
{
DEBUG(INDI::Logger::DBG_ERROR, "No 8 bit video format found, cannot start stream.");
return false;
}
}
ASIStartVideoCapture(m_camInfo->CameraID);
pthread_mutex_lock(&condMutex);
streamPredicate = 1;
pthread_mutex_unlock(&condMutex);
pthread_cond_signal(&cv);
return true;
}
int main(int argc, char *argv[]) {
unsigned int exposure, gain, mode, nzwo, bin, lm;
ASI_CAMERA_INFO prop;
unsigned char *buff;
int bsize, n=0, max = 0;
float sum = 0.0;
int width, height;
if (argc != 9) {
printf("Usage: %s [camera idx] [mode] [bin] [exposure in ms] [gain] [long mode] [w if >0] [h if>0]\n", argv[0]);
exit(1);
}
cidx = strtoul(argv[1], NULL, 0);
mode = strtoul(argv[2], NULL, 0);
bin = strtoul(argv[3], NULL, 0);
exposure = strtoul(argv[4], NULL, 0);
gain = strtoul(argv[5], NULL, 0);
lm = strtoul(argv[6], NULL, 0);
width = strtol(argv[7], NULL, 0);
height = strtol(argv[8], NULL, 0);
nzwo = ASIGetNumOfConnectedCameras();
if (cidx >= nzwo) {
fprintf(stderr, "Camera out of range %d/%d\n", cidx, nzwo);
exit(1);
}
CHECK(ASIGetCameraProperty(&prop, cidx));
CHECK(ASIOpenCamera(cidx));
CHECK(ASIInitCamera(cidx));
if (width <= 0)
width = prop.MaxWidth/bin;
if (height <= 0)
height = prop.MaxHeight/bin;
fprintf(stderr, "%d x %d\n", width, height);
bsize = width * height;
if (mode == 1)
bsize *= 3;
else if (mode == 2)
bsize *= 2;
buff = malloc(bsize);
CHECK(ASISetROIFormat(cidx, width, height, bin, mode));
set_cap(ASI_EXPOSURE, exposure * 1000);
set_cap(ASI_GAIN, gain);
set_cap(ASI_HARDWARE_BIN, ASI_TRUE);
#ifdef SELF_BULK
sb_init(bsize);
#endif
if (lm == 0)
CHECK(ASIStartVideoCapture(cidx));
while (1) {
int r;
struct timespec start, stop;
long delta;
clock_gettime(CLOCK_MONOTONIC, &start);
if (lm == 1) {
ASI_EXPOSURE_STATUS s;
CHECK1(ASIGetExpStatus(cidx, &s));
if (s != ASI_EXP_IDLE && s != ASI_EXP_FAILED) {
fprintf(stderr, "Not idle or failed: %d\n", s);
exit(1);
}
CHECK(ASIStartExposure(cidx, 0));
fprintf(stderr, "START\n");
r = 99; /* timeout */
do {
usleep(10*1000);
clock_gettime(CLOCK_MONOTONIC, &stop);
delta = (stop.tv_sec - start.tv_sec) * 1000 +
(stop.tv_nsec - start.tv_nsec) / 1000000;
CHECK1(ASIGetExpStatus(cidx, &s));
if (s == ASI_EXP_IDLE) {
fprintf(stderr, "start\n");
CHECK(ASIStartExposure(cidx, 0));
}
else if (s == ASI_EXP_SUCCESS) {
r = 0;
fprintf(stderr, "FINISHED\n");
CHECK(ASIGetDataAfterExp(cidx, buff, bsize));
break;
} else if (s == ASI_EXP_FAILED) {
r = 98;
break;
}
else if (s != ASI_EXP_WORKING) {
fprintf(stderr, "Unexpected status\n");
exit(1);
}
} while (delta < 20 * exposure + 500);
}
else {
fprintf(stderr, "ASIGetVideoData\n");
r = ASIGetVideoData(cidx, buff, bsize, 20 * exposure + 500);
clock_gettime(CLOCK_MONOTONIC, &stop);
delta = (stop.tv_sec - start.tv_sec) * 1000 +
(stop.tv_nsec - start.tv_nsec) / 1000000;
}
n++;
if (delta > max)
max = delta;
sum += delta;
fprintf(stderr, ":%2d %6.0f(%6d) %ld\n",
r, sum / n, max, delta);
}
return 0;
}
