CN102419762A - Method for loading scales for batches of metallographic digital photos - Google Patents

Abstract

The invention discloses a method for loading scales for batches of metallographic digital photos. The method comprises the following steps of: firstly, storing all metallographic photo file names under a certain folder into a file name block; secondly, automatically searching corresponding scale image files by matching the corresponding metallographic photo file names and corresponding amplification factors, and automatically reading pixel data of the metallographic photo file names into a memory; and finally, replacing the pixel data on the right lower corners of the metallographic photos with corresponding scale pixel data, and automatically storing the modified metallographic photo files. The method is simple and high in loading speed; scale loading for batches of metallographic photos can be realized; furthermore, the consistency of positions where the scales are loaded can be guaranteed and error operation caused by manual loading can be avoided; therefore, the method has a great significance for standardized construction and improvement of unit production efficiency.

Description

The batch processing of metallographic digital photograph loads the method for scale

Technical field

The present invention relates to the method that a kind of metallographic digital photograph batch processing loads scale.

Background technology

The development of Along with computer technology; The metal material microstructure picture from before the development sensitive paper developed into the electronic digital photo; Add the standardization requirement of metallograph, must load scale under the corresponding enlargement ratio, reached quantitative contrast the microstructure size to every metallographic digital photograph.

The Olympus inversion type metaloscope (model PMG3-613U type) that Japan produces, simple to operate, take quick, imaging is clear, possess multiplying power 50 *, 100 *, 200 * with 500 * enlarged and displayed.But the metallographic camera system (resolution 1024*768) that carries does not possess corresponding scale value-added tax function.Existing common practices copies scale through other image processing softwares, metallograph is loaded again, and this method is complicated, consuming time, be prone to make mistakes.

Summary of the invention

The technical matters that the present invention will solve provide a kind of can be fast, metallographic digital photograph batch processing accurately, easily loads the method for scale.

For solving the problems of the technologies described above, the technical scheme that the present invention adopts is:

A kind of metallograph batch processing loads the method for scale, and it carries out according to following step:

Step 1, take metallograph and with the format of JPEG in file, comprise the enlargement ratio of metallograph in the file name of said metallograph;

File described in step 2, the traversal step one when file type is JPEG, deposits it in filename array in, and said filename array type is a character string type variable array;

Step 3, the file name of metallograph in the filename array is mated; When containing enlargement ratio in the file name; The pixel data of the scale image file of corresponding multiplying power is read in the scale file array, and said scale number of files set type is grown shaping variable array for no symbol;

Step 4, the pixel data of metallograph corresponding in the filename array is deposited in the metallograph file array; And replace with the pixel data of the scale image file in the step 3 pixel data with said metallograph file array right-of-center in political views inferior horn, store in the file described in the step 1 after before the file name of former metallograph, increasing character; Said metallograph file array is the long shaping variable of no symbol array.

The present invention through extract the scale image file (for example: 50 *, 100 *, 200 * with 500 *) in the scale pixel data, write in the corresponding text with binary format.When the metallographic digital photograph is loaded scale; Through corresponding metallograph filename characteristic, seek corresponding scale text automatically, and be read into calculator memory automatically; At last the pixel data in the metallograph is replaced with corresponding scale pixel data, and preserve automatically.

The beneficial effect that adopts technique scheme to produce is:

(1) method provided by the invention is simple, loading velocity is fast; Such as to 800 metallographs, artificially load about 150 minutes of scale time, and use this method processing time less than 2.5 minutes; Its economic benefit and social benefit are obvious, can realize that the batch processing of a large amount of metallographs loads scale;

(2) consistance that Ben Fa can bright assurance scale loading position can avoid artificial the loading maloperation to occur and handle again, for the standardization construction with improve production of units efficient and brought into play vital role.

Description of drawings

Fig. 1 is the process flow diagram that the present invention loads scale;

Fig. 2 does not add scale photo before among the embodiment;

Fig. 3 has added scale photo afterwards among the embodiment.

Embodiment

The metallographic camera system (resolution 1024*768) that the Olympus inversion type metaloscope (model PMG3-613U type) that present embodiment is produced with Japan carries is an example, explains how the present invention realizes the automatic value-added tax function of metallographic digital photograph scale.

Referring to Fig. 1, carry out according to following step:

(1) takes metallograph and store in the file, comprise the enlargement ratio of said metallograph in the files stored title with jpeg format.Generally 50 times of enlargement ratios, 100 times of enlargement ratios, 200 times of enlargement ratios and 500 times of enlargement ratios being carried out in same metal position takes pictures; Get the corresponding file name respectively and be called " certain power plant-certain parts-50 ", " certain power plant-certain parts-100 ", " certain power plant-certain parts-200 " or " certain power plant-certain parts-500 ", digital corresponding enlargement ratio wherein.

(2) file described in the traversal step (1) when file type is JPEG, deposits its file name in the filename array in, and said filename array type is the character string type array.

(3) judge that whether the filename array is empty, when the filename array is not empty, gets into step (4), otherwise gets into step (7);

(4) file name of metallograph in the file name array is mated; When contain in the file name expression enlargement ratio digital the time; The pixel data of the scale image file of corresponding multiplying power is read in the scale file array, and said scale number of files set type is grown shaping variable array for no symbol.Contain 100 in the file name such as matching, then the pixel data (16 system) with the scale of 100 multiplying powers of storage under the c of the system dish reads in the scale file array.

The image of scale is to be made up of pixel, and each pixel is made up of 3 16 system data, and 3 16 systems make up and form the pixel (show be white, the grey of different depth and black) of various colors here.

The resolution of the captured metallograph of microscope is 1024*768 (being exactly 1024 * 768 pixels) in the present embodiment, and the resolution of scale file photo is 250*69.

(5) pixel data with the metallograph that traverses in the filename array deposits in the metallograph file array; And replace with the pixel data of the scale image file in the step (4) pixel data with the lower right corner in the above-mentioned metallograph file integer array, store in the file described in the step (1) after before the file name of former metallograph, increasing character; Said metallograph number of files set type is the long shaping variable of no symbol array.

Before the file name of former metallograph, add zxf in the present embodiment, to show and not load of the difference of the gold of scale as photo files.

(6) judge that whether the file in the said filename array also has the not file name of coupling,, otherwise get into step (7) if having then get into step (4).

(7) finish.

The metallograph that does not add scale is seen Fig. 2, and the photo behind the loading scale is seen Fig. 3.

Adopt the method for present embodiment to handle metallograph in the A level maintenance that certain 600MW of power plant unit carries out in February, 2011; Its pipe cutting metal lographic examination quantity is: 10 elbows, 5 straight tubes; It is individual to amount to metallographic specimen 50 (10 * 4+5 * 2); The back-fire side of each sample with warm oneself in front of a fire side each according to one group of metallograph, every group of photo contain 4 kinds of multiplying powers (50 *, 100 *, 200 * with 500 *) each two, amount to 800 in photo.If adopt artificial about 150 minutes of the scale time spent of loading, and use the method for this present embodiment, the processing time, its economic benefit and social benefit were obvious less than 2.5 minutes.

Claims (1)

1. a metallograph batch processing loads the method for scale, it is characterized in that carrying out according to following step:

Step 1, take metallograph and with the format of JPEG in file, comprise the enlargement ratio of metallograph in the file name of said metallograph;

File described in step 2, the traversal step one when file type is JPEG, deposits it in filename array in, and said filename array type is a character string type variable array;

Step 3, the file name of metallograph in the filename array is mated; When containing enlargement ratio in the file name; The pixel data of the scale image file of corresponding multiplying power is read in the scale file array, and said scale number of files set type is grown shaping variable array for no symbol;

Step 4, the pixel data of metallograph corresponding in the filename array is deposited in the metallograph file array; And replace with the pixel data of the scale image file in the step 3 pixel data with said metallograph file array right-of-center in political views inferior horn, store in the file described in the step 1 after before the file name of former metallograph, increasing character; Said metallograph file array is the long shaping variable of no symbol array.

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