CN1750592A - High sharpness image processor and its method for portable information processing terminal - Google Patents
High sharpness image processor and its method for portable information processing terminal Download PDFInfo
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- CN1750592A CN1750592A CN 200410066377 CN200410066377A CN1750592A CN 1750592 A CN1750592 A CN 1750592A CN 200410066377 CN200410066377 CN 200410066377 CN 200410066377 A CN200410066377 A CN 200410066377A CN 1750592 A CN1750592 A CN 1750592A
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Abstract
This invention relates to high resolution image processor and use for portable information processing terminal, which contains inputting high resolution image data to frame held picture decomposition assembly of digital camera assembly and outputting to camera interface, only using current low resolution interface in camera, the high resolution image also can be obtained by said invention.
Description
[technical field]
The invention relates to the high-definition image processing unit of portable information processing terminal and method thereof.Even do not replace the camera interface of low definition, perhaps do not carrying out more under the news, utilize the interface of existing low definition camera, the picture access interface that fixes with high definition comes the freeze picture of high resolution displayed by corresponding portable information processing terminal.
[background technology]
The portable information processing terminal identical with portable terminal computer or PDA appearred recently, popular along with digital camera, and the commodity that occur include digital camera functionality at portable information processing terminal mostly now.
Existing portable information processing terminal has appended the camera interface device in this commodity, in present market, the camera interface device of portable information processing terminal is supported the low definition picture for comparing with special-purpose digital camera, and have the high definition camera function, be necessary to append supplementary functions and method.Fig. 1 is the schematic diagram of the high definition information processor of general portable information processing terminal.
As shown in the figure, the high-definition image processing unit of general portable information processing terminal, the freeze picture of 10 pairs of outsides of digital photographing thermomechanical components is decoded, 11 pairs of decodings of camera interface freeze picture exports microprocessor based computer 12 to, microcomputer 12 is stored to memory 13 with the freeze picture of this output, and, read the picture image that fixes, as can be seen by the identified component user according to user's selection certain key signals according to output.
But, in the image processing apparatus of this general portable information processing terminal, the freeze picture data definition that camera interface is exported from the digital camera assembly is brought up to 5,000,000 pixel degree, and this freeze picture data can't normally access to microcomputer.
Promptly, certain portable information processing terminal even support high-resolution data camera is packed into, camera interface can't connect the high definition freeze picture by top said digital camera, even the low definition camera interface comes alternately with the high definition camera interface, this also will spend a bigger expense.
[summary of the invention]
For invention is researched and developed for solving top existing problem.The high-definition image processing unit of portable information processing terminal of the present invention and its purpose of method thereof are, even do not replace the camera interface of low definition, utilize existing low definition camera interface just can connect the freeze picture of high definition, and the image of high definition can be shown by corresponding portable information processing terminal.
The invention relates to the high-definition image processing unit of portable information processing terminal and utilization thereof, the high-definition image data of the picture schematic diagram illustrating that will in the digital camera assembly, fix input, be decomposed into a plurality of low definition images, and export camera interface to, even do not replace or do not upgrade the camera interface of low definition, with existing low definition camera interface, connect the picture image that fixes, by corresponding portable information processing terminal can high resolution displayed the picture image that fixes, in addition, alternately or the expense of upgrading also can be reduced to minimum.
By above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.Therefore, the technical scope of this invention can not be confined to the detailed description on the detailed book; Must determine its technical scope according to the scope of patent application.
[description of drawings]
Fig. 1 is the schematic diagram of the image processing apparatus of general portable information processing terminal;
Fig. 2 is the schematic diagram according to the high-definition image processing unit of portable information processing terminal of the present invention;
Fig. 3 is the fix schematic diagram of picture image schematic diagram illustrating example of Fig. 2;
Fig. 4 is the schematic diagram of the relation of employed high definition image information and low definition signal of video signal in the key diagram 2;
Fig. 5 is the schematic diagram of the high-definition image processing method of other portable information processing terminal of the present invention.
[embodiment]
Below, be described in detail with reference to appended drawing.
At first, as shown in Figure 2, it is constructed as follows the high-definition image processing unit of foundation portable information processing terminal of the present invention: the freeze picture of outside is caught reception, decoding, and the digital camera assembly 200 of output high definition freeze picture; Be decomposed into the setting decomposition unit that has set from the high definition freeze picture of digital camera assembly 200 outputs, and generate the freeze picture schematic diagram illustrating 210 of plural low definition freeze picture; The camera interface 220 that the plural low definition freeze picture that will generate in the freeze picture schematic diagram illustrating synthesizes; The microcomputer 230 that the freeze picture that will synthesize in camera interface 220 is stored to memory and reads.
In the high-definition image processing unit of the present invention of this formation, at first the freeze picture information of 200 pairs of outsides of digital camera assembly receives decoding, the freeze picture of output high definition, the fix camera of picture of the seizure outside of Shi Yonging generally mostly is that pixel is approximately the high-definition camera more than 5,000,000 degree in the present invention, perhaps the freeze picture of Bu Zhuoing cushions for the moment and is frame unit, and be displaced to the direction of displacement of having set, have in proper order by seizure sequentially to export the freeze picture schematic diagram illustrating to.
Below, freeze picture schematic diagram illustrating 210 is decomposed into the setting decomposition unit that has set with the high definition freeze picture of output unit certain in the digital camera assembly 200 (for example frame unit) output, and generates the freeze picture of a plurality of low definitions.Below, it is defined as to the low definition used among the present invention, be relatively with the definition of the digital camera that in the digital camera assembly, uses, lower.
Setting the decomposition unit is employed unit when the high definition freeze picture is decomposed into a plurality of low definition freeze pictures, for example the definition specification of the digital camera interface of using in the present invention.
That is, when the freeze picture of seizure was 5,000,000 pixels, set decomposing unit was 1,000,000 pixels, generated five low definition freeze picture altogether, above said digital camera interface have the definition specification that 1,000,000 pixels are shown.
On the other hand, above said freeze picture schematic diagram illustrating 210 generate a plurality of low definition freeze pictures, and it is flowed and export, the sequential reception of a plurality of low definition freeze pictures that camera interface 220 is exported in freeze picture schematic diagram illustrating 210, and synthesize.
After this, after said microcomputer 230 is stored to memory 240 with freeze picture synthetic in the camera interface 220 above last, according to user's operation keys signal, read the freeze picture information that is stored in the memory, and be shown to the user by display module.
So identical, even support the digital camera of high-definition image to be installed on certain portable information processing terminal, the camera interface that inserts the low definition freeze picture can't insert the high-definition signal of seizure by digital camera, problem hereto, the present invention solves by the high definition freeze picture being decomposed into a plurality of low definition freeze pictures.
Below, Fig. 3 is to be the schematic diagram that example describes with freeze picture schematic diagram illustrating shown in Figure 2, identical as shown in the figure, its formation of freeze picture schematic diagram illustrating S210 that the present invention uses comprises: the high definition freeze picture of output has the high definition freeze picture input module 211 of order input in the logarithmic code photomoduel 200; To the high definition freeze picture decoder 212 that the high definition freeze picture of input in the input module 211 decodes that fixes; High definition freeze picture to decoding in freeze picture decoder 212 is stored freeze picture memory 213; Be decomposed into the microcomputer 214 of the decomposition unit of setting with being stored in high definition freeze picture in the freeze picture storage device 213; The freeze picture that will decompose in microcomputer 214 has the low definition freeze picture output precision 215 of output sequentially by certain elaborative sequence.
The invention process device with this formation, in freeze picture schematic diagram illustrating 210, at first the high definition freeze pictures of 211 pairs of freeze picture input modules output in digital camera assembly 200 frame by frame unit or field unit according to the seizure reception of being done in an orderly way in proper order, above said input unit determine according to the value of setting in the digital camera assembly.
Subsequently, above the high definition freeze pictures of 212 pairs of said freeze picture decoders input from high definition freeze picture input module 211 decode, the high definition freeze pictures of 213 pairs of decodings in freeze picture decoder 212 of freeze picture storage device are temporarily stored.
If so, the high definition freeze picture that said microcomputer will be stored in freeze picture storage device 213 above is decomposed into the unit that has set by certain clock signal, for example specific pixel count in the time of setting in advance.Generate a plurality of low definition freeze pictures, certain facing connect clock signal between in, the time of the freeze picture that decomposes for output is set with stand-by time,
At last, low definition freeze picture output precision 215 is that microcomputer 214 is decomposed the high definition freeze picture, according to its result the plural low definition freeze picture that generates is had by certain elaborative sequence sequentially to export camera interface 220 to.
On the other hand, Fig. 4 is the high definition freeze picture data (being designated hereinafter simply as S1) of freeze picture schematic diagram illustrating input in the subtend digital camera assembly, and the explanation schematic diagram of the low examination degree freeze picture data of importing to camera interface in the low definition freeze picture output precision.
As shown in the figure, in the resolving time T1 that the high definition S1 of freeze picture schematic diagram illustrating input is setting, be decomposed into specific pixel, generate the freeze picture of a plurality of low definitions, and in the interval corresponding time between the critical resolving time, have the stand-by time T2 that sets for the time of output freeze picture.
Identical therewith, the present invention is in the digital camera assembly, high definition freeze picture data decomposition to the input of freeze picture schematic diagram illustrating is a plurality of low definition freeze pictures, and export camera interface to, even not alternately or do not upgrade the low definition camera interface, utilize present interfaces, can insert the freeze picture of high definition, come the freeze picture of high resolution displayed by corresponding portable information processing terminal.
Below, the method for the high-definition image of other portable information processing terminal of the present invention being handled with reference to Fig. 5 describes.
Identical as shown in Figure 5, the high-definition image processing method of mobile message processing terminal of the present invention is exactly the high definition digital camera that at first utilizes attached to the portable information face, and the freeze picture of outside is caught S50, decoding S51.
After this, in step S51, the freeze picture definition of decoding and the camera interface definition of setting are in advance compared S51, S53 adjusts the freeze picture of top said seizure according to result relatively.
That is, result relatively when the definition of the freeze picture of catching in previous step is rapid is compared also high situation with the camera interface definition of having set, is decomposed into setting with the freeze picture of catching and decomposes the S55 of unit.
Then, in the top S55 step according to decomposition, plural low definition freeze picture is cushioned S57, the decomposition unit that sets is the freeze picture of high definition employed unit, for example the definition specification of the digital camera interface of using in the present invention when being decomposed into a plurality of low definition freeze picture above.
That is, when the freeze picture of seizure was the situation of 5,000,000 pixels, the decomposition unit of setting was 1,000,000 pixels, generated five low definition freeze pictures, and digital camera interface has the specification that shows 1,000,000 pixel resolutions.
On the other hand, comparative result, when the freeze picture definition of seizure is than the low situation of the camera interface definition of having set in previous step is rapid, the camera interface definition S54 that its definition adjustment has been set most, in previous step is rapid, during the definition of the freeze picture of the catching situation identical, keep original definition with the camera interface definition of having set.
At last, cushion the freeze picture S57 that in statu quo keeps to the freeze picture and the rapid freeze picture definition of catching of previous step of the camera interface definition adjustment of in previous step is rapid, having set.High-definition image processing method according to portable information processing terminal of the present invention leaves it at that like this.
So identical, even support the digital camera of high definition to be placed on certain portable information processing terminal, the camera interface that connects the freeze picture of low definition also can't insert the high definition freeze picture of catching by digital camera, and the present invention is that a plurality of low definition freeze pictures have solved this problem by the freeze picture that decomposes high definition.
Claims (5)
1, the high-definition image processing unit of mobile message processing terminal comprises:
The freeze picture of outside is received the digital camera assembly of decoding and output high definition freeze picture;
Be decomposed into the setting decomposition unit that has set from the high definition freeze picture of digital camera assembly output, and generate the freeze picture schematic diagram illustrating of plural low definition freeze picture;
The camera interface that the plural low definition freeze picture that will generate in the freeze picture schematic diagram illustrating synthesizes;
The freeze picture that will synthesize in camera interface carries out memory storing;
The freeze picture of this output is stored to memory,, reads the picture image that fixes, and input to the microcomputer of display module according to user's selection certain key signals according to output.
2, the high-definition image processing unit of mobile message processing terminal as claimed in claim 1 is characterized in that, described freeze picture schematic diagram illustrating further comprises:
The high definition freeze picture of exporting in the logarithmic code photomoduel has the high definition freeze picture input module of order input;
To the high definition freeze picture decoder that the high definition freeze picture imported in the input module decodes that fixes;
The high definition freeze picture of decoding in the freeze picture decoder is stored the freeze picture memory;
Be decomposed into the microcomputer of the decomposition unit of setting with being stored in high definition freeze picture in the freeze picture storage device;
By certain elaborative sequence the low definition freeze picture output precision of output is sequentially arranged to go into the freeze picture that in microcomputer, decomposes.
3, the high-definition image processing method of mobile message processing terminal comprises the steps:
First step: utilize high definition digital camera, the freeze picture of outside is caught attached to the portable information face;
Second step: in first step, freeze picture definition of catching and the camera interface definition of setting are in advance compared;
Third step:, when the freeze picture definition of catching in a step is compared also high situation with the camera interface definition of having set, the freeze picture of catching is decomposed into setting decomposes unit according to top comparative result;
The 4th step: the freeze picture that decomposes in the third step is cushioned.
4, the high-definition image processing method of mobile message processing terminal as claimed in claim 3 is characterized in that, above said setting decompose unit and refer to the camera interface definition of having set.
5, the high-definition image processing method of mobile message processing terminal as claimed in claim 3 is characterized in that, described third step further comprises:
The 31st step: according to the comparative result of second step, the freeze picture definition of catching in the one 1 step is during than the low situation of the camera interface definition of having set, the camera interface definition that its definition adjustment has been set most;
The 32nd step: during the freeze picture definition of catching in second step is identical with the camera interface definition of having set situation, keep original definition in the above;
In described the 4th step,
The freeze picture that the camera interface definition of having set in the 31st step is adjusted, the freeze picture of in statu quo keeping with the freeze picture definition of catching in the 32nd step cushions.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200410066377 CN1750592A (en) | 2004-09-15 | 2004-09-15 | High sharpness image processor and its method for portable information processing terminal |
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| CN 200410066377 CN1750592A (en) | 2004-09-15 | 2004-09-15 | High sharpness image processor and its method for portable information processing terminal |
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| CN1750592A true CN1750592A (en) | 2006-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015055093A1 (en) * | 2013-10-17 | 2015-04-23 | Mediatek Inc. | Data processing apparatus for transmitting/receiving compressed pixel data groups of picture and indication information of pixel data grouping setting and related data processing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015055093A1 (en) * | 2013-10-17 | 2015-04-23 | Mediatek Inc. | Data processing apparatus for transmitting/receiving compressed pixel data groups of picture and indication information of pixel data grouping setting and related data processing method |
| CN105659594A (en) * | 2013-10-17 | 2016-06-08 | 联发科技股份有限公司 | Data processing apparatus for transmitting/receiving compressed pixel data groups of picture and indication information of pixel data grouping setting and related data processing method |
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