def detect_pre(shared_frame_arrs, shared_trans_arrs):
start_time = None
frame_id = 0
while True:
read_slot = shared_frame_arrs.openReadId()
if start_time is None:
start_time = time.time()
if read_slot is None:
break
read_arrs = shared_frame_arrs.accessNumpyBuffer(read_slot)
frame_id += 1
write_slot = shared_trans_arrs.openWriteId()
write_arrs = shared_trans_arrs.accessNumpyBuffer(write_slot)
det_preprocess(read_arrs[0], write_arrs[1])
shared_frame_arrs.closeReadId(read_slot)
shared_trans_arrs.closeWriteId(write_slot)
end_time = time.time()
shared_trans_arrs.close()
print "Ran", frame_id, "frames"
print('detect_preprocessing time: {0} seconds'.format(end_time -
start_time))
def detect(runner, fpgaBlobs, image):
fpgaInput = fpgaBlobs[0][0]
c, h, w = fpgaInput[0].shape
szs = det_preprocess(image, w, h, fpgaInput[0])
jid = runner.execute_async(fpgaBlobs[0], fpgaBlobs[1])
runner.wait(jid)
rects = det_postprocess(fpgaBlobs[1][1], fpgaBlobs[1][0], [h, w, c], szs)
return rects