def get_format_list(self):
count = ueye.UINT()
check(ueye.is_ImageFormat(self.h_cam, ueye.IMGFRMT_CMD_GET_NUM_ENTRIES, count, ueye.sizeof(count)))
format_list = ueye.IMAGE_FORMAT_LIST(ueye.IMAGE_FORMAT_INFO * count.value)
format_list.nSizeOfListEntry = ueye.sizeof(ueye.IMAGE_FORMAT_INFO)
format_list.nNumListElements = count.value
check(ueye.is_ImageFormat(self.h_cam, ueye.IMGFRMT_CMD_GET_LIST,
format_list, ueye.sizeof(format_list)))
return format_list
def alloc(self, buffer_count=3):
rect = self.get_aoi()
bpp = get_bits_per_pixel(self.get_colormode())
for buff in self.img_buffers:
check(ueye.is_FreeImageMem(self.h_cam, buff.mem_ptr, buff.mem_id))
for i in range(buffer_count):
buff = ImageBuffer()
ueye.is_AllocImageMem(self.h_cam, rect.width, rect.height, bpp,
buff.mem_ptr, buff.mem_id)
check(ueye.is_AddToSequence(self.h_cam, buff.mem_ptr, buff.mem_id))
self.img_buffers.append(buff)
ueye.is_InitImageQueue(self.h_cam, 0)
def set_colormode(self, colormode):
check(ueye.is_SetColorMode(self.h_cam, colormode))
