CN105611290B - A kind of processing method and system of the wireless transmission picture based on mobile terminal - Google Patents
A kind of processing method and system of the wireless transmission picture based on mobile terminal Download PDFInfo
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- CN105611290B CN105611290B CN201510994660.0A CN201510994660A CN105611290B CN 105611290 B CN105611290 B CN 105611290B CN 201510994660 A CN201510994660 A CN 201510994660A CN 105611290 B CN105611290 B CN 105611290B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
Abstract
The present invention provides a kind of processing method and system of wireless transmission picture based on mobile terminal, which comprises when mobile terminal receives picture, obtains the data of each pixel on the picture；According to the data, judge whether each pixel on the picture is distorted；When determining has pixel distortion on the picture, distortion pixel is modified；After all distortion pixels are modified, revised picture is stored.The present invention increases mobile terminal by new function: having the function of carrying out distortion verification to received picture, and can be modified in time when there is distortion pixel in the received picture of discovery institute.To solve in the prior art, the picture that mobile terminal is received by wireless transmission method causes picture to be distorted situation due to factors such as interference, the present invention enables mobile terminal by the way that each pixel received in picture is verified and corrected, to guarantee that picture is presented in face of recipient with preferable viewing quality.
Description
Technical field
The present invention relates to mobile terminal wireless application field more particularly to a kind of wireless transmission pictures based on mobile terminal
Processing method and system.
Background technique
Currently, between mobile terminal and mobile terminal can by wireless transmission method carry out picture transfer (such as bluetooth,
WIFI etc.), however, being possible to make one or more pixels in picture because wireless signal is disturbed in picture transfer
Data generate loss in transmission process to distortion pixel occur, and there are small distortion feelings for the picture for causing recipient to obtain
Condition.When the pixel that picture is distorted in transmission process is less, it is difficult to find distortion phenomenon by naked eyes on picture；But it is transmitted across
When the pixel that picture is distorted in journey is more, then it is easier to find distortion phenomenon by naked eyes on picture, and work as same
Picture if distortion pixel is more and more, will affect picture viewing quality after being transmitted several times；Do not exist still in the prior art
When having received picture every time, pixel each in picture is verified and corrected, to guarantee that picture is in preferable viewing quality
In face of present recipient.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
Place in view of above-mentioned deficiencies of the prior art, the present invention are to solve the defect and deficiency of the prior art, provide one kind
The processing method and system of wireless transmission picture based on mobile terminal, increase mobile terminal by new function: having to being connect
The picture received carries out the function of distortion verification, and when there is distortion pixel in the received picture of discovery institute can in time into
Row amendment.
The technical proposal for solving the technical problem of the invention is as follows:
A kind of processing method of the wireless transmission picture based on mobile terminal, wherein include the following steps:
A. when mobile terminal receives picture, the data of each pixel on the picture are obtained；
B. according to the data, judge whether each pixel on the picture is distorted；
C. when determining has pixel distortion on the picture, distortion pixel is modified；
D. after all distortion pixels are modified, revised picture is stored.
The processing method of the wireless transmission picture based on mobile terminal, wherein the step C is specifically included:
C1, if it is determined that will be distorted location information of the pixel in picture when having pixel distortion on the picture out and be sent to
Picture sender, it is desirable that the pixel data of the position is sent to the mobile terminal for receiving picture by sender again；
C2. after mobile terminal receives the pixel data of the position, to the distortion pixel of corresponding position on picture into
Row amendment；
C3. continue to judge whether revised pixel is distorted, if being then transferred to step C4, if being otherwise directly transferred to step D；
C4. when determining revised pixel and being still distorted, the distortion pixel will carry out self-recision, and be transferred to step
D。
The processing method of the wireless transmission picture based on mobile terminal, wherein in the step A, the pixel
Data be pixel YUV value or rgb value.
The processing method of the wireless transmission picture based on mobile terminal, wherein
When the pixel data acquired is the YUV value of pixel, the step B is specifically included:
B11. it is calculated separately out for each pixel on picture according to the YUV value of each pixel acquired
The difference of YUV value between the adjacent pixel of four, upper and lower, left and right；
B12. the difference of the YUV value is judged whether more than a predetermined threshold, if then judging the pixel distortion；
When the pixel data acquired is the rgb value of pixel, the step B is specifically included:
B21. it is calculated separately out for each pixel on picture according to the rgb value of each pixel acquired
The difference of rgb value between the adjacent pixel of four, upper and lower, left and right；
B22. the difference of the rgb value is judged whether more than a predetermined threshold, if then judging the pixel distortion.
The processing method of the wireless transmission picture based on mobile terminal, wherein the step C4 further include:
If C41, the pixel data acquired are the YUV value of pixel, when determining revised pixel and being still distorted,
The average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel is calculated, and sets the average value to
The YUV value of the distortion pixel；
If the pixel data C42. acquired is the rgb value of pixel, when determining revised pixel and being still distorted,
The average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel is calculated, and sets the average value to
The rgb value of the distortion pixel.
The processing system for being wirelessly transferred picture based on mobile terminal that the present invention also provides a kind of, wherein include:
The processing system of also a kind of wireless transmission picture based on mobile terminal of the present invention, wherein include:
Picture receiving module, for obtaining the data of each pixel on the picture when mobile terminal receives picture；
Pixel distortion judgment module, for judging whether each pixel on the picture is distorted according to the data；
Pixel correction module, for being modified to distortion pixel when determining has pixel distortion on the picture；
Memory module, for being stored to revised picture after all distortion pixels are modified.
The processing system of the wireless transmission picture based on mobile terminal, wherein the pixel correction module is specific
Include:
Distorted pixels are according to unit is required, for if it is determined that distortion pixel exists when having pixel distortion on the picture out
Location information in picture is sent to picture sender, it is desirable that the pixel data of the position is sent to reception by sender again
The mobile terminal of picture；
Amending unit, after for receiving the pixel data of the position when mobile terminal, to corresponding position on picture
Distortion pixel is modified；
Self-recision unit, for when pixel distortion judgment module continues to determine revised pixel and still be distorted, institute
Self-recision will be carried out by stating distortion pixel.
The processing system of the wireless transmission picture based on mobile terminal, wherein in the picture receiving module, institute
The data for stating pixel are the YUV value or rgb value of pixel.
The processing system of the wireless transmission picture based on mobile terminal, wherein
When the pixel data acquired is the YUV value of pixel, the pixel distortion judgment module is specifically included:
First computing unit, for the YUV value according to each pixel acquired, for each picture on picture
Element calculates separately out the difference of its YUV value between the adjacent pixel of four, upper and lower, left and right；
First judging unit, for judging the difference of the YUV value whether more than a predetermined threshold, if then judgement should
Pixel distortion；
When the pixel data acquired is the rgb value of pixel, the pixel distortion judgment module further include:
Second computing unit, for the rgb value according to each pixel acquired, for each picture on picture
Element calculates separately out the difference of its rgb value between the adjacent pixel of four, upper and lower, left and right；
Second judgment unit, for judging the difference of the rgb value whether more than a predetermined threshold, if then judgement should
Pixel distortion.
The processing system of the wireless transmission picture based on mobile terminal, wherein the self-recision unit is specific
Include:
If the first self-recision unit, the pixel data for acquiring are the YUV value of pixel, corrected when determining
When pixel afterwards is still distorted, the average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel is calculated, and
Set the average value to the YUV value of the distortion pixel；
If the second self-recision unit, the pixel data for acquiring are the rgb value of pixel, corrected when determining
When pixel afterwards is still distorted, the average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel is calculated, and
Set the average value to the rgb value of the distortion pixel.
Compared with prior art, the processing method of a kind of wireless transmission picture based on mobile terminal provided by the invention
And system, so that mobile terminal is increased new function: having the function of carrying out distortion verification to received picture, and work as
It can be modified in time when it was found that there is distortion pixel in the received picture of institute.By to the picture received in mobile terminal
In extract the data of pixel, and distortion verification is carried out to pixel data and carries out related amendment, to solve in existing skill
In art, the case where picture that mobile terminal is received by wireless transmission method causes picture to be distorted due to factors such as interference.This
Invention enables mobile terminal by the way that each pixel received in picture is verified and corrected, to guarantee picture preferably to see
See that quality is presented in face of recipient.
Detailed description of the invention
Fig. 1 is that the present invention is based on the flow charts of preferred embodiment in the processing method of the wireless transmission picture of mobile terminal.
Fig. 2 is that the present invention is based on the structural principles of preferred embodiment in the processing method of the wireless transmission picture of mobile terminal
Block diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, right as follows in conjunction with drawings and embodiments
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Fig. 1 is the flow chart of preferred embodiment in the processing method for being wirelessly transferred picture the present invention is based on mobile terminal,
Include the following steps:
S100 obtains the data of each pixel on the picture when mobile terminal receives picture；
Currently, between mobile terminal and mobile terminal by wireless transmission method carry out data transmission be become user
Common transmission means, such as between two mobile phones by bluetooth approach, WIFI mode, infrared mode or other wireless modes into
Row picture transfer is used by current most mobile phone users.However, by wireless transmission method, it can be due to transmission process
In interference, such as other radio signal interferences or abruptly Transmission, it will the case where causing picture to be distorted.
The pixel being embodied in picture occurs lacking or the data of pixel change, therefore the movement of recipient
Terminal may see that phenomena such as smudgy occurs in picture after receiving picture, and then influence user and watch picture.Therefore, at this
In inventive embodiments, when the mobile terminal as recipient wirelessly receives picture, extracted on picture each
The data of pixel, are embodied as, and extract the YUV Value Data or rgb value data of each pixel on picture.
S200 judges whether each pixel on the picture is distorted according to the data；
Specifically, when the pixel data acquired in the step S100 is the YUV value of pixel, the step
S200 is specifically included:
S210, it is calculated separately out according to the YUV value of each pixel acquired for each pixel on picture
The difference of its YUV value between the adjacent pixel of four, upper and lower, left and right；
S211, the difference of the YUV value is judged whether more than a predetermined threshold, if then judging the pixel distortion；
Specifically, any coordinate system is set in the picture that mobile terminal receives, the coordinate system includes X, Y-axis,
The coordinate for being then defined on any one pixel on picture is (x, y), and the YUV value of the pixel is Y (x, y) U (x, y) V (x, y)；And
One predetermined YUV value threshold value of setting is TH in the terminal；The then adjacent picture in four, upper and lower, left and right of any one pixel
The coordinate of element is respectively (x, y+1), (x, y-1), (x-1, y), (x+1, y)；Then for any one pixel on picture, count respectively
The difference for calculating its YUV value between the adjacent pixel of four, upper and lower, left and right is respectively as follows: and thereon between adjacent pixel
The difference of YUV value: | Y (x, y)-Y (x, y+1) |, | U (x, y)-U (x, y+1) |, | V (x, y)-V (x, y+1) |；With it is adjacent under it
The difference of YUV value between pixel: | Y (x, y)-Y (x, y-1) |, | U (x, y)-U (x, y-1) |, | V (x, y)-V (x, y-1) |；
The difference of YUV value between its left adjacent pixel: | Y (x, y)-Y (x-1, y) |, | U (x, y)-U (x-1, y) |, | V (x, y)-V
(x-1,y)|；The difference of YUV value between its right adjacent pixel: | Y (x, y)-Y (x+1, y) |, | U (x, y)-U (x+1, y) |,
|V(x,y)-V(x+1,y)|。
Moreover judging the difference of the YUV value whether more than a predetermined threshold, if then judging the picture
Element distortion；I.e. judgement is for any one pixel on picture, if while meeting the following conditions: condition one, | Y (x, y)-Y (x, y
+1)|>TH,|U(x,y)-U(x,y+1)|>TH,|V(x,y)-V(x,y+1)|>TH；Condition two, | Y (x, y)-Y (x, y-1) | >
TH,|U(x,y)-U(x,y-1)|>TH,|V(x,y)-V(x,y-1)|>TH；Condition three, | Y (x, y)-Y (x-1, y) | > TH, | U
(x,y)-U(x-1,y)|>TH,|V(x,y)-V(x-1,y)|>TH；Condition four, | Y (x, y)-Y (x+1, y) | > TH, | U (x, y)-U
(x+1,y)|>TH,|V(x,y)-V(x+1,y)|>TH.If the pixel (x, y) is distortion pixel, meet aforementioned four item simultaneously
Part.
Also, the data of each pixel in picture should be continuous, that is to say, that should not go out between adjacent pixel
Excessive variation between existing pixel data.Then one further can be arranged in the terminal for judging the YUV value
The whether normal difference threshold TY of difference, if the pixel (x, y) and its YUV value between adjacent pixel up and down is all
In difference, the difference for having any one YUV value is more than pre-set difference threshold TY, then it is abnormal to judge that the pixel exists, to this
Pixel is without amendment or self-recision.The abnormal conditions of the pixel be likely to be the pixel (x, y) of extraction just at
On the edge of picture, certainly it could also be possible that since heavily disturbed or pixel data itself there is mistake.
Further, when the pixel data acquired in the step S100 is the rgb value of pixel, the step
S200 is specifically included:
S220, it is calculated separately out according to the rgb value of each pixel acquired for each pixel on picture
The difference of its rgb value between the adjacent pixel of four, upper and lower, left and right；
S221, the difference of the rgb value is judged whether more than a predetermined threshold, if then judging the pixel distortion.
I.e. the present embodiment also provides distortion method of calibration when being indicated in an rgb format for pixel each in picture,
Similar with distortion judgment method when being indicated with yuv format, details are not described herein again.
S300 is modified distortion pixel when determining has pixel distortion on the picture；
When the difference for judging the YUV value in step s 200 is more than predetermined threshold YH, then determine on the picture
Pixel (x, y) distortion, and distortion pixel is modified.Step S300 is specifically included:
S301, if it is determined that will be distorted location information of the pixel in picture when having pixel distortion on the picture out and send
Give picture sender, it is desirable that the pixel data of the position is sent to the mobile terminal for receiving picture by sender again；
Location information (in the embodiment of the present invention be coordinate information) of the pixel in picture will be specially distorted and be sent to figure
Piece sender, it is desirable that it retransmits the corresponding Pixel Information of the coordinate to the mobile terminal of recipient.
S302. after mobile terminal receives the pixel data of the position, to the distortion pixel of corresponding position on picture
It is modified；Pixel data on the respective coordinates position for the picture that will be received before is replaced, and is replaced with and is connect again
The pixel data received.
S303. continue to judge whether revised pixel is distorted, if being then transferred to step C4, if being otherwise directly transferred to step
S400；On the basis of S302, continues to judge whether revised pixel (x, y) is distorted, judge the method whether pixel is distorted
As consistent in step S200.
S304. when determining revised pixel and being still distorted, the distortion pixel will carry out self-recision, and be transferred to step
Rapid S400.If it is determined that then the distortion pixel will carry out self repairing when revised pixel (x, y) is still distorted in S302 out
Just, and it is transferred to step S400；Specific self-recision method is as follows, i.e., the described S304 is specific further include:
If S3041, the pixel data acquired are the YUV value of pixel, still it is distorted when determining revised pixel
When, the average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel is calculated, and the average value is set
It is set to the YUV value of the distortion pixel；
Specifically, if the pixel data acquired be pixel YUV value when, the upper and lower, left and right of calculated distortion pixel
The average value of the YUV value of four adjacent pixels are as follows:
Y=(Y (x+1, y)+Y (x, y+1)+Y (x-1, y)+Y (x, y-1))/4；
U=(U (x+1, y)+U (x, y+1)+U (x-1, y)+U (x, y-1))/4；
V=(V (x+1, y)+V (x, y+1)+V (x-1, y)+V (x, y-1))/4；
And set the average value to the YUV value of distortion pixel (x, y).
If the pixel data S3042. acquired is the rgb value of pixel, still it is distorted when determining revised pixel
When, the average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel is calculated, and the average value is set
It is set to the rgb value of the distortion pixel.Similarly, when the pixel data acquired is the rgb value of pixel, the present embodiment is also mentioned
The self-recision method of distortion pixel when for being indicated in an rgb format for pixel each in picture, self-recision method
With it is above-mentioned be indicated with yuv format when distortion the self-recision method of pixel it is similar, details are not described herein again.
S400 stores revised picture after all distortion pixels are modified.
The present invention is wirelessly transmitted in the terminal with YUV or rgb format by above method embodiment
When picture, the distortion verification judgement of picture is carried out, and the pixel of distortion is modified or is controlled its self-recision, because
This, when can solve wireless transmission picture the case where picture distortion, and is finally presented to the shifting of recipient with the picture of preferable pixel
Dynamic terminal is watched for user.
The processing system for being wirelessly transferred picture based on mobile terminal that the present invention also provides a kind of, as shown in Figure 2.The system
Include:
Picture receiving module 210, for obtaining the number of each pixel on the picture when mobile terminal receives picture
According to；As detailed above.
Pixel distortion judgment module 220, for judging whether each pixel on the picture is lost according to the data
Very；As detailed above.
Pixel correction module 230, for being repaired to distortion pixel when determining has pixel distortion on the picture
Just；As detailed above.
Memory module 240, for being stored to revised picture after all distortion pixels are modified；Specifically
As described above.
Preferably, the pixel correction module 230 specifically includes:
Distorted pixels are according to unit is required, for if it is determined that distortion pixel exists when having pixel distortion on the picture out
Location information in picture is sent to picture sender, it is desirable that the pixel data of the position is sent to reception by sender again
The mobile terminal of picture；As detailed above.
Amending unit, after for receiving the pixel data of the position when mobile terminal, to corresponding position on picture
Distortion pixel is modified；As detailed above.
Self-recision unit, for when pixel distortion judgment module continues to determine revised pixel and still be distorted, institute
Self-recision will be carried out by stating distortion pixel；As detailed above.
Preferably, in the picture receiving module, the data of the pixel are the YUV value or rgb value of pixel.
The processing system of the wireless transmission picture based on mobile terminal, wherein
When the pixel data acquired is the YUV value of pixel, the pixel distortion judgment module 230 is specifically included:
First computing unit, for the YUV value according to each pixel acquired, for each picture on picture
Element calculates separately out the difference of its YUV value between the adjacent pixel of four, upper and lower, left and right；As detailed above.
First judging unit, for judging the difference of the YUV value whether more than a predetermined threshold, if then judgement should
Pixel distortion；As detailed above.
When the pixel data acquired is the rgb value of pixel, the pixel distortion judgment module 230 further include:
Second computing unit, for the rgb value according to each pixel acquired, for each picture on picture
Element calculates separately out the difference of its rgb value between the adjacent pixel of four, upper and lower, left and right；As detailed above.
Second judgment unit, for judging the difference of the rgb value whether more than a predetermined threshold, if then judgement should
Pixel distortion；As detailed above.
Further, the processing system of the wireless transmission picture based on mobile terminal, wherein the self-recision
Unit specifically includes:
If the first self-recision unit, the pixel data for acquiring are the YUV value of pixel, corrected when determining
When pixel afterwards is still distorted, the average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel is calculated, and
Set the average value to the YUV value of the distortion pixel；As detailed above.
If the second self-recision unit, the pixel data for acquiring are the rgb value of pixel, corrected when determining
When pixel afterwards is still distorted, the average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel is calculated, and
Set the average value to the rgb value of the distortion pixel；As detailed above.
In conclusion a kind of processing method and system of wireless transmission picture based on mobile terminal provided by the invention,
So that mobile terminal is increased new function: having the function of carrying out distortion verification to received picture, and when discovery institute
It can be modified in time when there is distortion pixel in received picture.By to being extracted in the picture received in mobile terminal
The data of pixel out, and distortion verification is carried out to pixel data and carries out related amendment, to solve in the prior art, move
The case where picture that dynamic terminal is received by wireless transmission method causes picture to be distorted due to factors such as interference.The present invention makes to move
Dynamic terminal can be by being verified and being corrected to each pixel received in picture, to guarantee that picture is in preferable viewing quality
In face of present recipient.
It should be understood that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not sufficient to limit of the invention
Technical solution within the spirit and principles in the present invention, can add according to the above description for those of ordinary skills
With increase and decrease, replacement, transformation or improvement, and all these increases and decreases, replacement, transformation or improved technical solution, it all should belong to this
The protection scope of invention appended claims.
Claims (8)
1. a kind of processing method of the wireless transmission picture based on mobile terminal, which comprises the steps of:
A. when mobile terminal receives picture, the data of each pixel on the picture are obtained；
B. according to the data, judge whether each pixel on the picture is distorted；
C. when determining has pixel distortion on the picture, distortion pixel is modified；
D. after all distortion pixels are modified, revised picture is stored；
The step C is specifically included:
C1, if it is determined that will be distorted location information of the pixel in picture when having pixel distortion on the picture out and be sent to picture
Sender, it is desirable that the pixel data of the position is sent to the mobile terminal for receiving picture by sender again；
C2. after mobile terminal receives the pixel data of the position, the distortion pixel of corresponding position on picture is repaired
Just；
Pixel data on the corresponding position of the picture received before is replaced, the pixel number received again is replaced with
According to；
C3. continue to judge whether revised pixel is distorted, if being then transferred to step C4, if being otherwise directly transferred to step D；
C4. when determining revised pixel and being still distorted, the distortion pixel will carry out self-recision, and be transferred to step D.
2. the processing method of the wireless transmission picture according to claim 1 based on mobile terminal, which is characterized in that described
In step A, the data of the pixel are the YUV value or rgb value of pixel.
3. the processing method of the wireless transmission picture according to claim 2 based on mobile terminal, which is characterized in that
When the pixel data acquired is the YUV value of pixel, the step B is specifically included:
B11. according to the YUV value of each pixel acquired, for each pixel on picture, calculate separately out its with
The difference of YUV value between the adjacent pixel of four, upper and lower, left and right；
B12. the difference of the YUV value is judged whether more than a predetermined threshold, if then judging the pixel distortion；
When the pixel data acquired is the rgb value of pixel, the step B is specifically included:
B21. according to the rgb value of each pixel acquired, for each pixel on picture, calculate separately out its with
The difference of rgb value between the adjacent pixel of four, upper and lower, left and right；
B22. the difference of the rgb value is judged whether more than a predetermined threshold, if then judging the pixel distortion.
4. the processing method of the wireless transmission picture according to claim 2 based on mobile terminal, which is characterized in that described
Step C4 further include:
If C41, the pixel data acquired are the YUV value of pixel, when determining revised pixel and being still distorted, calculating
The average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel, and set described for the average value
It is distorted the YUV value of pixel；
If the pixel data C42. acquired is the rgb value of pixel, when determining revised pixel and being still distorted, calculate
The average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel, and set described for the average value
It is distorted the rgb value of pixel.
5. a kind of processing system of the wireless transmission picture based on mobile terminal characterized by comprising
Picture receiving module, for obtaining the data of each pixel on the picture when mobile terminal receives picture；
Pixel distortion judgment module, for judging whether each pixel on the picture is distorted according to the data；
Pixel correction module, for being modified to distortion pixel when determining has pixel distortion on the picture；
Memory module, for being stored to revised picture after all distortion pixels are modified；
The pixel correction module specifically includes:
Distorted pixels are according to unit is required, for if it is determined that will be distorted pixel in picture when having pixel distortion on the picture out
In location information be sent to picture sender, it is desirable that the pixel data of the position is sent to reception picture by sender again
Mobile terminal；
Amending unit, distortion after for receiving the pixel data of the position when mobile terminal, to corresponding position on picture
Pixel is modified；
Pixel data on the corresponding position of the picture received before is replaced, the pixel number received again is replaced with
According to；
Self-recision unit, for when pixel distortion judgment module continues to determine revised pixel and still be distorted, the mistake
True pixel will carry out self-recision.
6. the processing system of the wireless transmission picture according to claim 5 based on mobile terminal, which is characterized in that described
In picture receiving module, the data of the pixel are the YUV value or rgb value of pixel.
7. the processing system of the wireless transmission picture according to claim 6 based on mobile terminal, which is characterized in that
When the pixel data acquired is the YUV value of pixel, the pixel distortion judgment module is specifically included:
First computing unit divides for the YUV value according to each pixel acquired for each pixel on picture
The difference of its YUV value between the adjacent pixel of four, upper and lower, left and right is not calculated；
First judging unit, for judging the difference of the YUV value whether more than a predetermined threshold, if then judging the pixel
Distortion；
When the pixel data acquired is the rgb value of pixel, the pixel distortion judgment module further include:
Second computing unit divides for the rgb value according to each pixel acquired for each pixel on picture
The difference of its rgb value between the adjacent pixel of four, upper and lower, left and right is not calculated；
Second judgment unit, for judging the difference of the rgb value whether more than a predetermined threshold, if then judging the pixel
Distortion.
8. the processing system of the wireless transmission picture according to claim 5 based on mobile terminal, which is characterized in that described
Self-recision unit specifically includes:
It is revised when determining if the first self-recision unit, the pixel data for acquiring are the YUV value of pixel
When pixel is still distorted, the average value of the YUV value of four, the upper and lower, left and right adjacent pixel of the distortion pixel is calculated, and by institute
State the YUV value that average value is set as the distortion pixel；
It is revised when determining if the second self-recision unit, the pixel data for acquiring are the rgb value of pixel
When pixel is still distorted, the average value of the rgb value of four adjacent pixels in upper and lower, left and right of the distortion pixel is calculated, and by institute
State the rgb value that average value is set as the distortion pixel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510994660.0A CN105611290B (en) | 2015-12-28 | 2015-12-28 | A kind of processing method and system of the wireless transmission picture based on mobile terminal |
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| CN201510994660.0A CN105611290B (en) | 2015-12-28 | 2015-12-28 | A kind of processing method and system of the wireless transmission picture based on mobile terminal |
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| Publication Number | Publication Date |
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| CN105611290A CN105611290A (en) | 2016-05-25 |
| CN105611290B true CN105611290B (en) | 2019-03-26 |
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| CN117522749B (en) * | 2024-01-05 | 2024-03-22 | 深圳市欧冶半导体有限公司 | Image correction method, apparatus, computer device, and storage medium |
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