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#!/usr/bin/python
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# -*- coding:utf-8 -*-
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# -*-mode:python ; tab-width:4 -*- ex:set tabstop=4 shiftwidth=4 expandtab: -*-
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import numpy
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from .gxwrapper import *
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from .dxwrapper import *
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from .gxiapi import *
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from .gxidef import *
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from .ImageProc import *
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import types
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if sys.version_info.major > 2:
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INT_TYPE = int
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else:
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INT_TYPE = (int, long)
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class ImageFormatConvert:
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def __init__(self):
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self.alpha_value = 255
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self.image_pixel_format_des = GxPixelFormatEntry.UNDEFINED
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self.interpolation_type = DxBayerConvertType.NEIGHBOUR
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self.image_convert_handle = None
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self.valid_bits = DxValidBit.BIT0_7
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def __new__(cls, *args, **kw):
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return object.__new__(cls, *args)
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def __del__(self):
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if self.image_convert_handle is not None:
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status = dx_image_format_convert_destroy(self.image_convert_handle)
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if status != DxStatus.OK:
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raise UnexpectedError(
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"dx_image_format_convert_destroy failure, Error code:%s" % hex(status).__str__())
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self.image_convert_handle = None
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def set_dest_format(self, dest_pixel_format):
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"""
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:brief set desired pixel format
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:param: dest_pixel_format(desired pixel format)
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"""
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if not (isinstance(dest_pixel_format, INT_TYPE)):
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raise ParameterTypeError("dest_pixel_format must to be GxPixelFormatEntry's element.")
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self.__check_handle()
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status = dx_image_format_convert_set_output_pixel_format(self.image_convert_handle, dest_pixel_format)
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if status != DxStatus.OK:
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raise UnexpectedError("dx_image_format_convert_set_output_pixel_format failure, Error code:%s" % hex(status).__str__())
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self.image_pixel_format_des = dest_pixel_format
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def get_dest_format(self):
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"""
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:brief get desired pixel format
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:param: dest_pixel_format(desired pixel format)
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"""
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self.__check_handle()
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status, pixel_format = dx_image_format_convert_get_output_pixel_format(self.image_convert_handle)
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if status != DxStatus.OK:
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raise UnexpectedError("dx_image_format_convert_get_output_pixel_format failure, Error code:%s" % hex(status).__str__())
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return pixel_format
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def set_interpolation_type(self, cvt_type):
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"""
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:brief set the conversion algorithm
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:param cvt_type：conversion algorithm [in] deault: DxBayerConvertType.NEIGHBOUR
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"""
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if not isinstance(cvt_type, INT_TYPE):
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raise ParameterTypeError("cc_type param must be int in DxRGBChannelOrder")
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self.__check_handle()
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status = dx_image_format_convert_set_interpolation_type(self.image_convert_handle, cvt_type)
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if status != DxStatus.OK:
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raise UnexpectedError("dx_image_format_convert_set_interpolation_type failure, Error code:%s" % hex(status).__str__())
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self.interpolation_type = cvt_type
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def get_interpolation_type(self):
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"""
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:brief get the conversion algorithm
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"""
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return self.interpolation_type
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def set_alpha_value(self, alpha_value):
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"""
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:brief Sets the Alpha value for images with Alpha channels
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:param alpha_value: alpha value,range 0~255 deault 255
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:return void
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"""
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if not isinstance(alpha_value, INT_TYPE):
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raise ParameterTypeError("alpha_value param must be int type.")
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self.__check_handle()
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if alpha_value < 0 or alpha_value > 255:
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raise InvalidParameter("DX_PARAMETER_OUT_OF_BOUND")
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status = dx_image_format_convert_set_alpha_value(self.image_convert_handle, alpha_value)
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if status != DxStatus.OK:
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raise UnexpectedError("image_format_convert_set_alpha_value failure, Error code:%s" % hex(status).__str__())
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self.alpha_value = alpha_value
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def get_alpha_value(self):
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"""
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:brief Gets the Alpha value for images with Alpha channels
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"""
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return self.alpha_value
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def set_valid_bits(self, valid_bits):
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"""
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:brief Set valid Bits
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:param valid_bits, refer to DxValidBit
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:return void
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"""
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if not isinstance(valid_bits, INT_TYPE):
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raise ParameterTypeError("valid_bits param must be int in DxValidBit element.")
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self.__check_handle()
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status = dx_image_format_convert_set_valid_bits(self.image_convert_handle, valid_bits)
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if status != DxStatus.OK:
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raise UnexpectedError("image_format_convert_set_alpha_value failure, Error code:%s" % hex(status).__str__())
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self.valid_bits = valid_bits
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def get_valid_bits(self):
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"""
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:brief Get valid Bits
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"""
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return self.valid_bits
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def get_buffer_size_for_conversion_ex(self, width, height, pixel_format):
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"""
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:brief Calculating Buffer size for conversion
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:param emPixelFormat [in] Pixel Format
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:param nImgWidth [in] Image Width
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:param nImgHeight [in] Image Height
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:return image buffer size
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"""
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if not isinstance(width, INT_TYPE):
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raise ParameterTypeError("width param must be int type.")
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if not isinstance(height, INT_TYPE):
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raise ParameterTypeError("height param must be int type.")
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if not (isinstance(pixel_format, INT_TYPE)):
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raise ParameterTypeError("pixel_format must to be GxPixelFormatEntry's element.")
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self.__check_handle()
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status, buffer_size_c = dx_image_format_convert_get_buffer_size_for_conversion(self.image_convert_handle, pixel_format, width, height)
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if status != DxStatus.OK:
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raise UnexpectedError("image_format_convert_get_buffer_size_for_conversion failure, Error code:%s" % hex(status).__str__())
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return buffer_size_c
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def get_buffer_size_for_conversion(self, raw_image):
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"""
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:brief Calculating Buffer size for conversion
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:param raw_image.get_width [in] Image Width
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:param raw_image.get_height [in] Image Height
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:return image buffer size
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"""
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if not isinstance(raw_image, RawImage):
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raise ParameterTypeError("raw_image param must be RawImage type")
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self.__check_handle()
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status, buffer_size_c = dx_image_format_convert_get_buffer_size_for_conversion(self.image_convert_handle, self.image_pixel_format_des,
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raw_image.get_width(), raw_image.get_height())
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if status != DxStatus.OK:
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raise UnexpectedError("image_format_convert_get_buffer_size_for_conversion failure, Error code:%s" % hex(status).__str__())
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return buffer_size_c
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def convert_ex(self, input_address, input_width, input_height, src_fixel_format, output_address, output_length, flip):
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"""
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:brief Image Format Convert Process
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Supported image format conversion include
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1.Bayer conversion
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a. input image format GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GB8 GX_PIXEL_FORMAT_BAYER_BG8
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_RGBA8 GX_PIXEL_FORMAT_BGRA8
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GX_PIXEL_FORMAT_ARGB8 GX_PIXEL_FORMAT_ABGR8 GX_PIXEL_FORMAT_RGB8_PLANAR
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b. input image format GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GB10 GX_PIXEL_FORMAT_BAYER_BG10
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GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GB12 GX_PIXEL_FORMAT_BAYER_BG12
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GX_PIXEL_FORMAT_BAYER_GR14 GX_PIXEL_FORMAT_BAYER_RG14 GX_PIXEL_FORMAT_BAYER_GB14 GX_PIXEL_FORMAT_BAYER_BG14
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GX_PIXEL_FORMAT_BAYER_GR16 GX_PIXEL_FORMAT_BAYER_RG16 GX_PIXEL_FORMAT_BAYER_GB16 GX_PIXEL_FORMAT_BAYER_BG16
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output image format GX_PIXEL_FORMAT_MONO16 GX_PIXEL_FORMAT_RGB16 GX_PIXEL_FORMAT_BGR16 GX_PIXEL_FORMAT_RGB16_PLANAR
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GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_BGR8
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2.RGB conversion
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a. input image format GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_BGR8
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output image format GX_PIXEL_FORMAT_YUV444_8 GX_PIXEL_FORMAT_YUV422_8 GX_PIXEL_FORMAT_YUV411_8 GX_PIXEL_FORMAT_YUV420_8_PLANAR
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GX_PIXEL_FORMAT_YCBCR444_8 GX_PIXEL_FORMAT_YCBCR422_8 GX_PIXEL_FORMAT_YCBCR411_8 GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_RGB8
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b. input image format GX_PIXEL_FORMAT_RGB16 GX_PIXEL_FORMAT_BGR16
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output image format GX_PIXEL_FORMAT_MONO16
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3.Packed conversion(GVSP)
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a. input image format GX_PIXEL_FORMAT_MONO10_PACKED GX_PIXEL_FORMAT_MONO12_PACKED
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GX_PIXEL_FORMAT_BAYER_RG10_PACKED GX_PIXEL_FORMAT_BAYER_GR10_PACKED GX_PIXEL_FORMAT_BAYER_BG10_PACKED GX_PIXEL_FORMAT_BAYER_GB10_PACKED
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GX_PIXEL_FORMAT_BAYER_RG12_PACKED GX_PIXEL_FORMAT_BAYER_GR12_PACKED GX_PIXEL_FORMAT_BAYER_BG12_PACKED GX_PIXEL_FORMAT_BAYER_GB12_PACKED
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_RGB8
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GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_BG8 GX_PIXEL_FORMAT_BAYER_GB8
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GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_BG10 GX_PIXEL_FORMAT_BAYER_GB10
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GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_BG12 GX_PIXEL_FORMAT_BAYER_GB12
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GX_PIXEL_FORMAT_RGB8
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4.Packed conversion(PFNC)
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a. input image format GX_PIXEL_FORMAT_MONO10_P GX_PIXEL_FORMAT_MONO12_P GX_PIXEL_FORMAT_MONO14_P
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GX_PIXEL_FORMAT_BAYER_RG10_P GX_PIXEL_FORMAT_BAYER_GR10_P GX_PIXEL_FORMAT_BAYER_BG10_P GX_PIXEL_FORMAT_BAYER_GB10_P
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GX_PIXEL_FORMAT_BAYER_RG12_P GX_PIXEL_FORMAT_BAYER_GR12_P GX_PIXEL_FORMAT_BAYER_BG12_P GX_PIXEL_FORMAT_BAYER_GB12_P
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GX_PIXEL_FORMAT_BAYER_RG14_P GX_PIXEL_FORMAT_BAYER_GR14_P GX_PIXEL_FORMAT_BAYER_BG14_P GX_PIXEL_FORMAT_BAYER_GB14_P
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_MONO14 GX_PIXEL_FORMAT_RGB8
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GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_BG8 GX_PIXEL_FORMAT_BAYER_GB8
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GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_BG10 GX_PIXEL_FORMAT_BAYER_GB10
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GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_BG12 GX_PIXEL_FORMAT_BAYER_GB12
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GX_PIXEL_FORMAT_BAYER_RG14 GX_PIXEL_FORMAT_BAYER_GR14 GX_PIXEL_FORMAT_BAYER_BG14 GX_PIXEL_FORMAT_BAYER_GB14
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5.Mono conversion
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a. input image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_R8 GX_PIXEL_FORMAT_G8 GX_PIXEL_FORMAT_B8
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output image format GX_PIXEL_FORMAT_RGB8
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b. input image format GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_MONO14 GX_PIXEL_FORMAT_MONO16
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output image format GX_PIXEL_FORMAT_RGB8
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:param input_address [in] Image in
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:param output_length [in&out] Image out
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:param nOutBufferSize [in] Output Image buffer size
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:param src_fixel_format [in] Input Image Pixel Type
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:param input_width [in] Image width
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:param input_height [in] Image height
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:param flip [in] Image flip or not, true:flip false:not flip
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:return emStatus
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"""
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if input_address is None:
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raise ParameterTypeError("input_address is NULL pointer.")
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if output_address is None:
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raise ParameterTypeError("output_address is NULL pointer.")
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if not isinstance(input_width, INT_TYPE):
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raise ParameterTypeError("input_width param must be int type.")
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if not isinstance(input_height, INT_TYPE):
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raise ParameterTypeError("input_height param must be int type.")
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if not (isinstance(src_fixel_format, INT_TYPE)):
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raise ParameterTypeError("src_fixel_format must to be GxPixelFormatEntry's element.")
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if not (isinstance(output_length, INT_TYPE)):
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raise ParameterTypeError("output_length must to be int type.")
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if not (isinstance(flip, bool)):
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raise ParameterTypeError("flip must to be bool type.")
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self.__check_handle()
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input_length = self.get_buffer_size_for_conversion_ex(input_width, input_height, src_fixel_format)
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status = dx_image_format_convert(self.image_convert_handle, input_address, input_length, output_address, output_length, src_fixel_format, input_width,
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input_height, flip)
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if status != DxStatus.OK:
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raise UnexpectedError("image_format_convert failure, Error code:%s" % hex(status).__str__())
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def convert(self, raw_image, output_address, output_length, flip):
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"""
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:brief Image Format Convert Process
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Supported image format conversion include
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1.Bayer conversion
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a. input image format GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GB8 GX_PIXEL_FORMAT_BAYER_BG8
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_RGBA8 GX_PIXEL_FORMAT_BGRA8
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GX_PIXEL_FORMAT_ARGB8 GX_PIXEL_FORMAT_ABGR8 GX_PIXEL_FORMAT_RGB8_PLANAR
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b. input image format GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GB10 GX_PIXEL_FORMAT_BAYER_BG10
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GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GB12 GX_PIXEL_FORMAT_BAYER_BG12
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GX_PIXEL_FORMAT_BAYER_GR14 GX_PIXEL_FORMAT_BAYER_RG14 GX_PIXEL_FORMAT_BAYER_GB14 GX_PIXEL_FORMAT_BAYER_BG14
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GX_PIXEL_FORMAT_BAYER_GR16 GX_PIXEL_FORMAT_BAYER_RG16 GX_PIXEL_FORMAT_BAYER_GB16 GX_PIXEL_FORMAT_BAYER_BG16
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output image format GX_PIXEL_FORMAT_MONO16 GX_PIXEL_FORMAT_RGB16 GX_PIXEL_FORMAT_BGR16 GX_PIXEL_FORMAT_RGB16_PLANAR
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GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_BGR8
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2.RGB conversion
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a. input image format GX_PIXEL_FORMAT_RGB8 GX_PIXEL_FORMAT_BGR8
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output image format GX_PIXEL_FORMAT_YUV444_8 GX_PIXEL_FORMAT_YUV422_8 GX_PIXEL_FORMAT_YUV411_8 GX_PIXEL_FORMAT_YUV420_8_PLANAR
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GX_PIXEL_FORMAT_YCBCR444_8 GX_PIXEL_FORMAT_YCBCR422_8 GX_PIXEL_FORMAT_YCBCR411_8 GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_RGB8
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b. input image format GX_PIXEL_FORMAT_RGB16 GX_PIXEL_FORMAT_BGR16
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output image format GX_PIXEL_FORMAT_MONO16
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3.Packed conversion(GVSP)
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a. input image format GX_PIXEL_FORMAT_MONO10_PACKED GX_PIXEL_FORMAT_MONO12_PACKED
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GX_PIXEL_FORMAT_BAYER_RG10_PACKED GX_PIXEL_FORMAT_BAYER_GR10_PACKED GX_PIXEL_FORMAT_BAYER_BG10_PACKED GX_PIXEL_FORMAT_BAYER_GB10_PACKED
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GX_PIXEL_FORMAT_BAYER_RG12_PACKED GX_PIXEL_FORMAT_BAYER_GR12_PACKED GX_PIXEL_FORMAT_BAYER_BG12_PACKED GX_PIXEL_FORMAT_BAYER_GB12_PACKED
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_RGB8
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GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_BG8 GX_PIXEL_FORMAT_BAYER_GB8
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GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_BG10 GX_PIXEL_FORMAT_BAYER_GB10
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GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_BG12 GX_PIXEL_FORMAT_BAYER_GB12
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GX_PIXEL_FORMAT_RGB8
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4.Packed conversion(PFNC)
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a. input image format GX_PIXEL_FORMAT_MONO10_P GX_PIXEL_FORMAT_MONO12_P GX_PIXEL_FORMAT_MONO14_P
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GX_PIXEL_FORMAT_BAYER_RG10_P GX_PIXEL_FORMAT_BAYER_GR10_P GX_PIXEL_FORMAT_BAYER_BG10_P GX_PIXEL_FORMAT_BAYER_GB10_P
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GX_PIXEL_FORMAT_BAYER_RG12_P GX_PIXEL_FORMAT_BAYER_GR12_P GX_PIXEL_FORMAT_BAYER_BG12_P GX_PIXEL_FORMAT_BAYER_GB12_P
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GX_PIXEL_FORMAT_BAYER_RG14_P GX_PIXEL_FORMAT_BAYER_GR14_P GX_PIXEL_FORMAT_BAYER_BG14_P GX_PIXEL_FORMAT_BAYER_GB14_P
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output image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_MONO14 GX_PIXEL_FORMAT_RGB8
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GX_PIXEL_FORMAT_BAYER_RG8 GX_PIXEL_FORMAT_BAYER_GR8 GX_PIXEL_FORMAT_BAYER_BG8 GX_PIXEL_FORMAT_BAYER_GB8
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GX_PIXEL_FORMAT_BAYER_RG10 GX_PIXEL_FORMAT_BAYER_GR10 GX_PIXEL_FORMAT_BAYER_BG10 GX_PIXEL_FORMAT_BAYER_GB10
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GX_PIXEL_FORMAT_BAYER_RG12 GX_PIXEL_FORMAT_BAYER_GR12 GX_PIXEL_FORMAT_BAYER_BG12 GX_PIXEL_FORMAT_BAYER_GB12
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GX_PIXEL_FORMAT_BAYER_RG14 GX_PIXEL_FORMAT_BAYER_GR14 GX_PIXEL_FORMAT_BAYER_BG14 GX_PIXEL_FORMAT_BAYER_GB14
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5.Mono conversion
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a. input image format GX_PIXEL_FORMAT_MONO8 GX_PIXEL_FORMAT_R8 GX_PIXEL_FORMAT_G8 GX_PIXEL_FORMAT_B8
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output image format GX_PIXEL_FORMAT_RGB8
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b. input image format GX_PIXEL_FORMAT_MONO10 GX_PIXEL_FORMAT_MONO12 GX_PIXEL_FORMAT_MONO14 GX_PIXEL_FORMAT_MONO16
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output image format GX_PIXEL_FORMAT_RGB8
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:param raw_image [in] Image in
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:param output_length [in&out] Image out
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:param nOutBufferSize [in] Output Image buffer size
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:param flip [in] Image flip or not, true:flip false:not flip
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:return emStatus
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"""
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if not isinstance(raw_image, RawImage):
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|
raise ParameterTypeError("raw_image param must be RawImage type")
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if raw_image.frame_data.image_buf is None:
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|
raise ParameterTypeError("raw_image.frame_data.image_buf is NULL pointer")
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if output_address is None:
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|
raise ParameterTypeError("output_address is NULL pointer")
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|
if not isinstance(output_length, INT_TYPE):
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|
|
raise ParameterTypeError("output_length param must be int type.")
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|
|
if not (isinstance(flip, bool)):
|
|
|
raise ParameterTypeError("flip must to be bool type.")
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|
self.__check_handle()
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|
input_length = self.get_buffer_size_for_conversion_ex(raw_image.get_width(), raw_image.get_height(), raw_image.get_pixel_format())
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|
status = dx_image_format_convert(self.image_convert_handle, raw_image.frame_data.image_buf, input_length, output_address,
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|
output_length, raw_image.get_pixel_format(), raw_image.get_width(), raw_image.get_height(), flip)
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|
|
if status != DxStatus.OK:
|
|
|
raise UnexpectedError("image_format_convert failure, Error code:%s" % hex(status).__str__())
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|
def __check_handle(self):
|
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|
"""
|
|
|
:brief The transformation handle is initialized the first time it is called
|
|
|
:return NONE
|
|
|
"""
|
|
|
if self.image_convert_handle is None:
|
|
|
status, handle = dx_image_format_convert_create()
|
|
|
if status != DxStatus.OK:
|
|
|
raise UnexpectedError("dx_image_format_convert_create failure, Error code:%s" % hex(status).__str__())
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|
|
self.image_convert_handle = handle
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