def StartSession():
global countdown_timer
logger.info("START CAPTURE %d" % (stats.incr_session_count()))
# turn off blink timer
pygame.time.set_timer(EVT_BTN_BLINK, 0)
# start picture taking timer
pygame.time.set_timer(EVT_PICTURE, int(config.DELAY_SECS * 1000))
# start countdown update timer
countdown_timer = config.DELAY_SECS
pygame.time.set_timer(EVT_COUNTDOWN, 1000)
# update screen
gui.bg_redraw(screen)
gui.show_all_thumbnail_markers(screen)
gui.show_thumbnail_marker(screen, 0, config.MARKER_SELECT_COLOR)
gui.display_delay(screen, "Get Ready...", countdown_timer)
pygame.display.flip()
logger.info("EVT_PICTURE %d" % (len(capturedImages)+1))
saveImg = cv.CreateImage((cropFrame.width, cropFrame.height), cropFrame.depth, cropFrame.nChannels)
cv.Resize(cropFrame, saveImg)
capturedImages.append(saveImg)
gui.show_thumbnail(screen, cropFrame, len(capturedImages)-1)
if (len(capturedImages) >= config.NUM_IMAGES):
# Done taking pictures, stop current session
capture_in_progress = False
StopSession(screen, capturedImages, event_dir)
else:
# Reset event timers and GUI for next picture in current session
pygame.time.set_timer(EVT_COUNTDOWN, 0)
countdown_timer = config.DELAY_SECS
pygame.time.set_timer(EVT_COUNTDOWN, 1000)
gui.show_thumbnail_marker(screen, len(capturedImages), config.MARKER_SELECT_COLOR)
gui.display_delay(screen, "Get Ready...", countdown_timer)
elif event.type == EVT_BTN_BLINK:
####################################################
# Blink press button text
####################################################
gui.blink_btn_text(screen)
elif event.type == pygame.QUIT:
####################################################
# Quit program
####################################################
logger.info("EVT_QUIT" + str(event))
on_exit = True
# Process command queue
if not capture_in_progress: