CN106303339A - A kind of new block overlapped motion compensation interlace-removing method - Google Patents
A kind of new block overlapped motion compensation interlace-removing method Download PDFInfo
- Publication number
- CN106303339A CN106303339A CN201610701090.6A CN201610701090A CN106303339A CN 106303339 A CN106303339 A CN 106303339A CN 201610701090 A CN201610701090 A CN 201610701090A CN 106303339 A CN106303339 A CN 106303339A
- Authority
- CN
- China
- Prior art keywords
- interpolation
- pixel
- matched piece
- line
- matched
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/012—Conversion between an interlaced and a progressive signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
Landscapes
- Engineering & Computer Science (AREA)
- Computer Graphics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Image Analysis (AREA)
Abstract
A kind of new block overlapped motion compensation interlace-removing method: for first of interlaced video sequence, uses field internal information to carry out interpolation and obtains rebuilding image, choose reference frame and an interpolation field；Choosing to be matched piece from interpolation field, the odd number provisional capital in be matched piece is original image vegetarian refreshments position, and even number provisional capital is interpolation pixel position, two adjacent to be matched piece of shared a line when choosing to be matched piece next time when, in longitudinal direction；From reference frame, choose rectangular search window, make the center of the position correspondence rectangular search window of match block；Best matching blocks is found in rectangular search window；Row average algorithm is utilized to obtain the interpolation of motion compensated interpolation point；The mode using medium filtering stops error propagation；Process for interpolation field border condition.The present invention solves error propagation problem based on block overlapped motion compensation de interlacing algorithm, the relatively low problem of interpolation precision and the higher problem of computation complexity, provides preferable de interlacing effect in the case of relatively low computation complexity.
Description
Technical field
The present invention relates to the interlace-removing method in a kind of Video processing.Particularly relate to a kind of new block overlapped motion compensation
Interlace-removing method.
Background technology
At present, the radio data system of some main flows uses interleaved format analysis processing video signal.For some
Only support the playback equipment of progressive scan, relate to video signal here and turned to the form of progressive scan to change by interlacing scan
Process, this form transformation process is referred to as de interlacing.Interlacing scan can cause interline flicker, crenellated phenomena, creeps and sprout wings
The dysopia such as phenomenon.Therefore, de-interlaced purpose is exactly the pixel value of interpolation disappearance, and regarding of removing that interlacing scan causes
Feel defect.
Studying for de interlacing, forefathers are made that extensive work, it is proposed that various de interlacing algorithms.This mainly wraps
Include spatial domain interpolation, time domain interpolation, vertical time-domain filtering interpolation, based on edge interpolation, based on Power Interpolation etc..Spatial domain interpolation master
If utilizing the pixel that spatial information (si) interpolation lacks, in moving region performance preferably.Time domain interpolation is believed mainly by time domain
The pixel of breath interpolation disappearance, in stagnant zone performance preferably.The vertical comprehensive time-domain information of time-domain filtering interpolation and spatial information (si),
The pixel of interpolation disappearance, in the performance of motion amplitude smaller area preferably.Based on edge interpolation with based on Power Interpolation all right and wrong
Linear de interlacing algorithm, they can be in any case, it is provided that preferably effect.
Being the most more advanced de interlacing algorithm based on motion compensation de interlacing algorithm, it can carry in some cases
For than the non-motion compensated more preferable effect of de interlacing algorithm.This algorithm finds out, generally by estimation, the letter that effectively moves
Breath, by the pixel of effective movable information interpolation disappearance, thus reaches de-interlaced purpose.Main method for estimating
Having Bayes's estimation, block-based motion estimation etc., wherein block-based motion estimation is due to relatively easy feasible, has obtained wide
General use.
The motion compensation de interlacing algorithm overlapping based on block uses block-based motion estimation.This algorithm is at motion amplitude not
Big region can provide preferable de interlacing effect, but this algorithm has, and error propagation, interpolation precision be relatively low, computation complexity
More high defect.
Summary of the invention
The technical problem to be solved is to provide one and can provide relatively in the case of relatively low computation complexity
The new block overlapped motion compensation interlace-removing method of good de interlacing effect.
The technical solution adopted in the present invention is: a kind of new block overlapped motion compensation interlace-removing method, including walking as follows
Rapid:
1) for first of interlaced video sequence, use field internal information to carry out interpolation and obtain rebuilding image, choose
Reference frame and an interpolation field, described interpolation field is to rebuild based on reference frame before, and described reference frame is and institute
State front n the reconstruction image that interpolation field is the most adjacent；
2) choosing to be matched piece from interpolation field, the size of to be matched piece is m × (2n+1), and wherein m is to be matched piece
Columns, (2n+1) is the line number of to be matched piece, and the odd number provisional capital in be matched piece is original image vegetarian refreshments position, and even number provisional capital is
Interpolation pixel position, two adjacent to be matched piece of shared a line when choosing to be matched piece next time when, in longitudinal direction；
3) from reference frame, choose rectangular search window, make step 2) described in the corresponding described rectangle in position of to be matched piece
The center of search window；
4) in rectangular search window, best matching blocks is found, including:
First, the pixel having obtained interpolation in be matched piece in original pixel and search window is only used during search
Point scans for, and wherein is referred to as rebuilding pixel by the pixel having obtained interpolation in search window；
(1) choose the match block with to be matched piece of formed objects from the upper left position of search window and start search, make to treat
Join the reconstruction pixel in the corresponding described match block of the original image vegetarian refreshments in block, a described match block is carried out coupling behaviour
Make；
(2) level moves right a position rebuilding pixel, again chooses and the match block of to be matched piece of formed objects
Carry out matching operation, until the end of this line；
(3) then move down two row, leftmost position the most again choose match block with to be matched piece of formed objects by
From left to right carries out matching operation successively, until all of reconstruction pixel all completes matching operation in search window；
5) row average algorithm is utilized to obtain motion compensated interpolation point (i, interpolation I j)LA(i,j)；
6) mode of medium filtering is used to stop error propagation, including: for step 4) motion compensated interpolation that obtainsWith motion compensated interpolation point (i, j) adjacent lastrow pixel value I (and i-1, j) and motion compensated interpolation point (i, j) phase
Motion compensated interpolation point (i, interpolation I j) that adjacent next line pixel value I (i+1, j) and step 5) obtainsLA(i, j) totally four
Individual value carries out medium filtering, medium filtering the average of two values in centre obtained be final interpolation result F (i, j), wherein,
The calculation expression of final interpolation is as follows:
7) for the process of interpolation field border condition, including: when interpolation field is odd field, for the interpolation of bottom row,
It is by extending downwards a line with bottom row for axial symmetry, repeats step 2) to step 6)；When interpolation field is even field, for top
The interpolation of row, is by extending up a line with top line for axial symmetry, repeats step 2) to step 6).
Step 2) described in longitudinal direction on two adjacent to be matched piece of shared a line, be longitudinally upper two adjacent to be matched piece
The next line in be matched piece and the lastrow in following to be matched piece above in are same a line.
Step 4) described in matching operation, including when in the pixel value rebuilding pixel in match block and to be matched piece with
Rebuild the pixel value of the corresponding original image vegetarian refreshments of pixel closest to time, using described match block as best matching blocks,
During in best matching blocks, the pixel value of original pixel copies to be matched piece, pixel original with best matching blocks is corresponding
Interpolation pixel position, thus obtain the interpolation of motion compensation
Step 5) described in utilize row average algorithm obtain motion compensated interpolation point (i, interpolation I j)LA(i, calculating j)
Expression formula is as follows:
ILA(i, j)=[I (and i-1, j)+I (i+1, j)] ÷ 2 (1)
Wherein, (i-1 is j) that ((i+1 j) is and fortune I for i, j) adjacent lastrow pixel value with motion compensated interpolation point to I
Dynamic compensation interpolation point (i, j) adjacent next line pixel value.
A kind of new block overlapped motion compensation interlace-removing method of the present invention, efficiently solves traditional transporting based on block overlap
The dynamic compensation error propagation problem of de interlacing algorithm, the relatively low problem of interpolation precision and the higher problem of computation complexity, it is possible to relatively
Preferable de interlacing effect is provided in the case of low computation complexity.Have the advantages that
1, error propagation problem has effectively been contained so that PSNR maintains a higher scope；
2, identical in view of the parity rebuilding pixel value in original pixel value in be matched piece and search window, the most only adopt
Carrying out estimation with this two classes pixel value, interpolation precision obtains certain lifting, and wherein the PSNR of second is than tradition
PSNR height about 1dB based on block overlapped motion compensation de interlacing algorithm；
3, in motion estimation process, only using in search window and rebuild pixel value, therefore data volume is substantially reduced, and calculates multiple
Miscellaneous degree is significantly reduced.
Accompanying drawing explanation
Fig. 1 is the block overlap schematic diagram of to be matched piece of block overlapped motion compensation interlace-removing method new in the present invention；
Fig. 2 is the schematic diagram of Block-matching mode in block overlapped motion compensation interlace-removing method new in the present invention；
Fig. 3 is the video sequence figure used by the test of block overlapped motion compensation interlace-removing method new in the present invention；
Fig. 4 is interlace-removing method of the present invention and tradition reconstructed image quality based on block overlapped motion compensation de interlacing algorithm
Contrast.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, a kind of new block overlapped motion compensation interlace-removing method of the present invention is made in detail
Describe in detail bright.
A kind of new block overlapped motion compensation interlace-removing method of the present invention, comprises the steps:
1) for first of interlaced video sequence, use field internal information to carry out interpolation and obtain rebuilding image, choose
Reference frame and an interpolation field, described interpolation field is to rebuild based on reference frame before, and described reference frame is and institute
State front n the reconstruction image that interpolation field is the most adjacent.
2) choosing to be matched piece from interpolation field, the size of to be matched piece is m × (2n+1), and wherein m is to be matched piece
Columns, (2n+1) is the line number of to be matched piece, and the odd number provisional capital in be matched piece is original image vegetarian refreshments position, and even number provisional capital is
Interpolation pixel position, when choosing to be matched piece next time when, two adjacent to be matched piece of shared a line in longitudinal direction, institute
Two adjacent to be matched piece of shared a line in the longitudinal direction stated, are to be matched pieces in longitudinal upper two adjacent to be matched piece above
In next line and following to be matched piece in lastrow be same a line.
3) from reference frame, choose rectangular search window, make step 2) described in the corresponding described rectangle in position of to be matched piece
The center of search window.
4) in rectangular search window, best matching blocks is found, including:
First, the pixel having obtained interpolation in be matched piece in original pixel and search window is only used during search
Point scans for, and wherein is referred to as rebuilding pixel by the pixel having obtained interpolation in search window；
(1) choose the match block with to be matched piece of formed objects from the upper left position of search window and start search, make to treat
Join the reconstruction pixel in the corresponding described match block of the original image vegetarian refreshments in block, a described match block is carried out coupling behaviour
Make；
(2) level moves right a position rebuilding pixel, again chooses and the match block of to be matched piece of formed objects
Carry out matching operation, until the end of this line；
(3) then move down two row, leftmost position the most again choose match block with to be matched piece of formed objects by
From left to right carries out matching operation successively, until all of reconstruction pixel all completes matching operation in search window；
Matching operation recited above, including when in the pixel value rebuilding pixel in match block and to be matched piece with reconstruction
The pixel value of the original image vegetarian refreshments that pixel is corresponding closest to time, using described match block as best matching blocks, optimal
Corresponding to be inserted of pixel original with best matching blocks during the pixel value of original pixel copies to be matched piece in match block
Value pixel position, thus obtain the interpolation of motion compensation
Fig. 2 is the schematic diagram of coupling when the size of to be matched piece is 4 × 3, specific as follows, when D1～D8 and O1～O8
Close to time, being considered as this match block is best matching blocks, then I in be matched piece1～I4Just by R1～R4It is filled with, and then
Obtain the interpolation of motion compensation.
5) row average algorithm is utilized to obtain motion compensated interpolation point (i, interpolation I j)LA(i, j), described utilization row is average
Motion compensated interpolation point (i, interpolation I j) that algorithm obtainsLA(i, calculation expression j) is as follows:
ILA(i, j)=[I (and i-1, j)+I (i+1, j)] ÷ 2 (1)
Wherein, (i-1 is j) that ((i+1 j) is and fortune I for i, j) adjacent lastrow pixel value with motion compensated interpolation point to I
Dynamic compensation interpolation point (i, j) adjacent next line pixel value.
6) in order to solve the problem of error propagation in primal algorithm, the mode of medium filtering is used to stop error to pass here
Pass, including: for step 4) motion compensated interpolation that obtainsWith motion compensated interpolation point (i, j) adjacent lastrow picture
Element value I (i-1, j) and motion compensated interpolation point (i, j) adjacent next line pixel value I (i+1, j) and step 5) obtain
Motion compensated interpolation point (i, interpolation I j)LA(i, j) totally four values carry out medium filtering, medium filtering two, the centre obtained
The average of value be final interpolation result F (i, j), wherein, the calculation expression of final interpolation is as follows:
7) for the process of interpolation field border condition, including: when interpolation field is odd field, for the interpolation of bottom row,
It is by extending downwards a line with bottom row for axial symmetry, repeats step 2) to step 6)；When interpolation field is even field, for top
The interpolation of row, is by extending up a line with top line for axial symmetry, repeats step 2) to step 6).
Fig. 4 represents the reconstructed image quality and traditional mending based on block overlapped motion that the put forward interlace-removing method of the present invention obtains
Repaying the reconstructed image quality contrast that de interlacing algorithm (overlappedMC) obtains, measurement index uses PSNR parameter.Test regards
Frequency sequence uses splash, and its resolution is 720 × 576.
Table 1 is multiple by the carried interlace-removing method of the present invention and traditional calculating based on block overlapped motion compensation de interlacing algorithm
Miscellaneous degree contrast.The mode of calculating correction values complexity uses the various number of calculations required for one pixel of interpolation.
Table 1
The preferred forms of the inventive method be presented herein below:
1, for first of interlaced video sequence, use row average interpolation algorithm to carry out interpolation, obtain reconstruction figure
Picture, chooses an interpolation field and a reference frame, and wherein reference frame is adjacent with on this interpolation field time previous heavy
Build image.The calculation expression of row average algorithm is as shown in (1) formula.
2, choosing to be matched piece from interpolation field, the size of to be matched piece is that 4 × 3, lastrow and next line are
The position of original pixels, middle row is missing from the position of pixel.When choosing to be matched piece next time when, two in its longitudinal direction
Individual adjacent to be matched piece of shared a line, namely the next line of to be matched piece and the lastrow of following to be matched piece are above
Same a line, as shown in Figure 1.
3, choosing search window from reference frame, the size of search window is 16 × 16, the position in the most to be matched piece of upper left corner
The position upper left position of search window (assumes be (0,0)) of (7,7) in corresponding search window.
4, finding best matching blocks in search window, the matching criterior of employing is as follows:
For match block different in search window, it is believed that the block of sad value minimum is best matching blocks, then in be matched piece
I1～I4Just by R1～R4Being filled with, thus obtain the interpolation of motion compensation, Fig. 2 is relevant schematic diagram.
5, the motion compensated interpolation obtained for previous stepThe lastrow pixel value I (i-adjacent with this interpolation
(i+1 j), utilizes interpolation I of this position that row average algorithm obtains for 1, j) adjacent with this interpolation next line pixel value ILA(i,
J) totally four values carry out medium filtering, and its result is obtained by the average of middle two values.Wherein, this average i.e. last
(i, j) is obtained interpolation result F by (2) formula, interpolation I that row average algorithm obtainsLA(i j) is obtained by (1) formula.
Claims (4)
1. a new block overlapped motion compensation interlace-removing method, it is characterised in that comprise the steps:
1) for first of interlaced video sequence, use field internal information to carry out interpolation and obtain rebuilding image, choose reference
Frame and an interpolation field, described interpolation field is to rebuild based on reference frame before, and described reference frame is to treat with described
Front n the reconstruction image that interpolation field is the most adjacent；
2) choosing to be matched piece from interpolation field, the size of to be matched piece is m × (2n+1), and wherein m is the row of to be matched piece
Number, (2n+1) is the line number of to be matched piece, and the odd number provisional capital in be matched piece is original image vegetarian refreshments position, and even number provisional capital is to be inserted
Value pixel position, two adjacent to be matched piece of shared a line when choosing to be matched piece next time when, in longitudinal direction；
3) from reference frame, choose rectangular search window, make step 2) described in the corresponding described rectangular search in position of to be matched piece
The center of window；
4) in rectangular search window, best matching blocks is found, including:
First, the pixel having obtained interpolation in be matched piece in original pixel and search window is only used to click on during search
Line search, wherein is referred to as rebuilding pixel by the pixel having obtained interpolation in search window；
(1) choose the match block with to be matched piece of formed objects from the upper left position of search window and start search, make to be matched piece
In the corresponding described match block of original image vegetarian refreshments in reconstruction pixel, a described match block is carried out matching operation；
(2) level moves right a position rebuilding pixel, again chooses the match block with to be matched piece of formed objects and carries out
Matching operation, until the end of this line；
(3) then move down two row, the most again choose the match block with to be matched piece of formed objects by left-hand at leftmost position
The right side carries out matching operation successively, until all of reconstruction pixel all completes matching operation in search window；
5) row average algorithm is utilized to obtain motion compensated interpolation point (i, interpolation I j)LA(i,j)；
6) mode of medium filtering is used to stop error propagation, including: for step 4) motion compensated interpolation that obtainsWith
Motion compensated interpolation point (i, j) adjacent lastrow pixel value I (i-1, j) and motion compensated interpolation point (i, j) adjacent next
Motion compensated interpolation point (i, interpolation I j) that row pixel value I (i+1, j) and step 5) obtainsLA(i, j) totally four values are carried out
Medium filtering, medium filtering the average of two values in centre obtained be final interpolation result F (i, j), wherein, final interpolation
Calculation expression as follows:
7) for the process of interpolation field border condition, including: when interpolation field is odd field, for the interpolation of bottom row, it is logical
Cross and extend downwards a line with bottom row for axial symmetry, repeat step 2) to step 6)；When interpolation field is even field, for top line
Interpolation, is by extending up a line with top line for axial symmetry, repeats step 2) to step 6).
A kind of new block overlapped motion compensation interlace-removing method the most according to claim 1, it is characterised in that step 2) institute
Two adjacent to be matched piece of shared a line in the longitudinal direction stated, are to be matched pieces in longitudinal upper two adjacent to be matched piece above
In next line and following to be matched piece in lastrow be same a line.
A kind of new block overlapped motion compensation interlace-removing method the most according to claim 1, it is characterised in that step 4) in
Described matching operation, including when match block is rebuild the pixel value of pixel with to be matched piece in corresponding with rebuilding pixel
Original image vegetarian refreshments pixel value closest to time, using described match block as best matching blocks, original in best matching blocks
The pixel value of pixel copies to the interpolation pixel position that pixel original with best matching blocks in be matched piece is corresponding,
Thus obtain the interpolation of motion compensation
A kind of new block overlapped motion compensation interlace-removing method the most according to claim 1, it is characterised in that step 5) institute
The row average algorithm that utilizes stated obtains motion compensated interpolation point (i, interpolation I j)LA(i, calculation expression j) is as follows:
ILA(i, j)=[I (and i-1, j)+I (i+1, j)] ÷ 2 (1)
Wherein, (i-1 is j) that ((i+1 is j) to mend with motion to I for i, j) adjacent lastrow pixel value with motion compensated interpolation point to I
Repay interpolation point (i, j) adjacent next line pixel value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610701090.6A CN106303339B (en) | 2016-08-19 | 2016-08-19 | A kind of new block overlapped motion compensation interlace-removing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610701090.6A CN106303339B (en) | 2016-08-19 | 2016-08-19 | A kind of new block overlapped motion compensation interlace-removing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106303339A true CN106303339A (en) | 2017-01-04 |
| CN106303339B CN106303339B (en) | 2019-02-15 |
Family
ID=57662288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610701090.6A Active CN106303339B (en) | 2016-08-19 | 2016-08-19 | A kind of new block overlapped motion compensation interlace-removing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106303339B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951713A (en) * | 2019-03-11 | 2019-06-28 | 深圳信息职业技术学院 | A kind of motion estimation and compensation circuit and method for video deinterlacing |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007011732A1 (en) * | 2005-07-15 | 2007-01-25 | Enuclia Semiconductor, Inc. | Video image processing with processing time allocation |
| US20070165957A1 (en) * | 2004-06-30 | 2007-07-19 | Koninklijke Philips Electronics, N.V. | Motion estimation with video mode detection |
| CN101018286A (en) * | 2007-02-09 | 2007-08-15 | 天津大学 | De-interlacing method with the motive detection and self-adaptation weight filtering |
| CN101247472A (en) * | 2008-03-26 | 2008-08-20 | 北京航空航天大学 | De-interlacing processing method based on movement compensation |
| CN101360211A (en) * | 2008-09-04 | 2009-02-04 | 华为技术有限公司 | Interlace removing method, apparatus and system |
| CN101360238A (en) * | 2007-07-13 | 2009-02-04 | 索尼株式会社 | Image processing device, image processing method and program |
| CN101510985A (en) * | 2009-02-27 | 2009-08-19 | 西安交通大学 | Self-adapting de-interleave method for movement compensation accessory movement |
| CN102025960A (en) * | 2010-12-07 | 2011-04-20 | 浙江大学 | Motion compensation de-interlacing method based on adaptive interpolation |
| CN103369208A (en) * | 2013-07-15 | 2013-10-23 | 青岛海信信芯科技有限公司 | Self-adaptive de-interlacing method and device |
| CN103841427A (en) * | 2012-11-27 | 2014-06-04 | 炬力集成电路设计有限公司 | Method for sliding search window and device thereof |
-
2016
- 2016-08-19 CN CN201610701090.6A patent/CN106303339B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070165957A1 (en) * | 2004-06-30 | 2007-07-19 | Koninklijke Philips Electronics, N.V. | Motion estimation with video mode detection |
| WO2007011732A1 (en) * | 2005-07-15 | 2007-01-25 | Enuclia Semiconductor, Inc. | Video image processing with processing time allocation |
| CN101018286A (en) * | 2007-02-09 | 2007-08-15 | 天津大学 | De-interlacing method with the motive detection and self-adaptation weight filtering |
| CN101360238A (en) * | 2007-07-13 | 2009-02-04 | 索尼株式会社 | Image processing device, image processing method and program |
| CN101247472A (en) * | 2008-03-26 | 2008-08-20 | 北京航空航天大学 | De-interlacing processing method based on movement compensation |
| CN101360211A (en) * | 2008-09-04 | 2009-02-04 | 华为技术有限公司 | Interlace removing method, apparatus and system |
| CN101510985A (en) * | 2009-02-27 | 2009-08-19 | 西安交通大学 | Self-adapting de-interleave method for movement compensation accessory movement |
| CN102025960A (en) * | 2010-12-07 | 2011-04-20 | 浙江大学 | Motion compensation de-interlacing method based on adaptive interpolation |
| CN103841427A (en) * | 2012-11-27 | 2014-06-04 | 炬力集成电路设计有限公司 | Method for sliding search window and device thereof |
| CN103369208A (en) * | 2013-07-15 | 2013-10-23 | 青岛海信信芯科技有限公司 | Self-adaptive de-interlacing method and device |
Non-Patent Citations (2)
| Title |
|---|
| 岳雷飞: "视频格式转换中去隔行算法的研究", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
| 张丽晓: "基于运动补偿的视频格式转换算法研究", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951713A (en) * | 2019-03-11 | 2019-06-28 | 深圳信息职业技术学院 | A kind of motion estimation and compensation circuit and method for video deinterlacing |
| CN109951713B (en) * | 2019-03-11 | 2023-02-28 | 深圳信息职业技术学院 | Motion estimation compensation circuit and method for video de-interlacing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106303339B (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110476424A (en) | The method and device of the motion refinement based on two-way light stream for coding and decoding video | |
| CN101621693B (en) | Frame frequency lifting method for combining target partition and irregular block compensation | |
| CN103404137B (en) | The method and apparatus of effective sample adaptive equalization | |
| CN102263951B (en) | Quick fractal video compression and decompression method | |
| CN105939475A (en) | High quality side information production method | |
| DE102006043707A1 (en) | Method for data compression in a video sequence | |
| CN103051857B (en) | Motion compensation-based 1/4 pixel precision video image deinterlacing method | |
| CN104539949B (en) | The method and device of quick partitioning based on edge direction in HEVC screen codings | |
| CN113055674B (en) | Compressed video quality enhancement method based on two-stage multi-frame cooperation | |
| CN108495139A (en) | The Hash Block- matching of screen content coding | |
| CN107360433A (en) | A kind of interframe prediction encoding method and device | |
| KR20090041562A (en) | Frame interpolating device and frame rate up-converting apparatus having the same | |
| CN106204456A (en) | Panoramic video sequences estimation is crossed the border folding searching method | |
| CN110519591A (en) | A kind of prediction mode fast selecting method based on intraframe coding in multipurpose coding | |
| KR101544158B1 (en) | Method for searching bidirectional motion using multiple frame and image apparatus with the same technique | |
| CN106303339A (en) | A kind of new block overlapped motion compensation interlace-removing method | |
| CN106303340B (en) | A kind of bi-directional motion estimation interlace-removing method | |
| CN103313059B (en) | The decision method of occlusion areas during a kind of frame per second promotes | |
| CN103647969B (en) | A kind of object-based Fast Fractal video compress and decompression method | |
| CN105007494B (en) | Wedge-shaped Fractionation regimen selection method in a kind of frame of 3D video depths image | |
| CN102263954B (en) | Quick fractal video compression and decompression method based on object | |
| CN105915886B (en) | A kind of depth map reasoning algorithm based on video compress domain | |
| Schnurrer et al. | Analysis of mesh-based motion compensation in wavelet lifting of dynamical 3-D+ t CT data | |
| CN104243991A (en) | Side information generation method and device | |
| CN101754023B (en) | Movement estimation method for image compression |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |