CN100496112C - Multi-gradation film browsing system and method therefor - Google Patents
Multi-gradation film browsing system and method therefor Download PDFInfo
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- CN100496112C CN100496112C CNB2004100015766A CN200410001576A CN100496112C CN 100496112 C CN100496112 C CN 100496112C CN B2004100015766 A CNB2004100015766 A CN B2004100015766A CN 200410001576 A CN200410001576 A CN 200410001576A CN 100496112 C CN100496112 C CN 100496112C
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Abstract
The invention is a multilayer film browsing system and method, and the system contains: video decoding module, preprocessing module, video cutting module, index picture set module and browsing interface module. It cuts digital film data using the detection for the content change of adjacent video pictures, makes digital film data contained by the film able to be automatic and multilayer cut and simultaneously provides multilayer browsing picture to rapidly browse digital film data according to different requirements.
Description
Technical field
The present invention relates to a kind of film browing system and method thereof, particularly about a kind of multi-level film browing system and method thereof.
Background technology
Along with the arriving of digital Age, what information miscellaneous such as sound, image can be more efficient, convenient stores, scatters and circulation with digitized forms, but the problem that also causes a large amount of audio and video information accumulations to spread unchecked.Therefore add the quality requirements of image and audio more and more highlyer, the storage area demand of single audio/video file also increases thereupon.Yet in one whole section digital film data of prerecording, perhaps the user is only interesting to a bit of or number piece of digital film data wherein, but existing systems needs whole section content play in chronological order, make the user to spend to put in order piece of digital film data for a long time and finish watching, just known whether interested content, lack the function for user's fast browsing digital film data, the function that most system provides only can be done some shirtsleeve operations with regard to the digital film data.
Therefore, there are some systems that the information segment that the digital film data is divided into set time length according to the time is handled or preserved, its cutting result are shown as browse picture simultaneously so that the content of browsing the digital film data of globality to be provided.Because according to the cutting result that the time presented, each segment information might not comprise one section complete plot, as doing cutting with the bigger time interval, the picture of its cutting may not be representative, and the user has no way of also learning its interested content is to be positioned at which segment information.As doing cutting with the less time interval, then same section content may be by several paragraphs of cutting.And if for the convenience of the users, each segment information in video system is made the content annotations and comments, with manual type a large amount of substance films are made annotations and comments fully and will rely on very big manpower.Again because each segment information might not comprise one section complete plot, so be difficult to fix objective and detailed text description at each paragraph in the film, the index of the numerical data mode that shows and browse traditionally particularly, the cutting picture of simple often demonstration set time, Fixed Time Interval is difficult to effectively provide the source index of the film with level, can't satisfy the demand on the various digital film data search one by one.
Therefore, make system that effective index can be provided, can easily obtain required information, and the information that provided of the whole piece of digital film data of fast browsing, the digital film data more effectively is utilized.
Summary of the invention
For improving the shortcoming of known technology, the present invention proposes a kind of multi-level film browing system and method thereof, main purpose is that the digital film data that film is comprised can carry out multi-level cutting according to content automatically, provide simultaneously and browse picture at many levels with according to different demands, carry out digital film data fast browsing, carried out cutting with the solution past based on the time and do not meet user's demand and the time-consuming long shortcoming of browsing video.
For achieving the above object, multi-level film browing system of the present invention and method thereof be to utilize the detection to adjacent image picture content change to come cutting digital film data, and the content change that can set are in various degree made multi-level index; The image picture of exporting cutting place simultaneously as index picture to represent the content of this section plot or scene.According to multi-level cutting result, the picture of browsing that the digital film data can show different levels by its cutting result carries out fast browsing for the user according to different demands.
In order to go out the particular film paragraph at the digital film data check, we need earlier multi-level to digital film cutting, and further contrast.Multi-level film browsing method provided by the present invention produces many group indexes picture with the digital film data that is stored in computer according to different content difference, and then utilizes many group indexes picture to form multi-level index picture collection.It includes the following step: at first, carry out cutting to take out many group indexes picture for the digital film data, each group index picture is done cutting based on content change in various degree; Export every group index picture and homologous segment position to index picture collection thereof, and then form multi-level index picture collection; Every group index picture sequence permutation and combination that every layer index pictures are comprised is output as one and browses picture, to form multi-level a plurality of pictures of browsing; Wherein the step of carrying out cutting for this digital film data comprises: decipher this digital film data forming a plurality of image pictures, and obtain the original pixel value of a plurality of these image pictures; The original pixel value of changing a plurality of these image pictures is the GTG pixel value; The a plurality of critical threshold values that setting is successively decreased; Calculate this adjacent image picture all correspondence positions GTG pixel difference and obtain an accumulated value; Capture this accumulated value greater than first this pairing every group of this index picture of critical threshold values; Reach and capture pairing every group of this index picture of each this critical threshold values in regular turn;
Wherein, after all image pictures were all finished through cutting, many group indexes picture of all outputs was promptly formed multi-level index picture collection, and each layer index pictures is all represented the episode or the scene of image data.With the array output of every group index picture arrangement is to browse picture, just can represent the main contents of the fragment image data of different levels, but the user is as long as concentrate the just quicklook ground understanding image data content of browsing of image picture by multi-level index picture.
The multi-level film browing system that the present invention comprised, select many group indexes picture according to content change in the digital film data that is stored in computer, and being output into multi-level index picture collection, it includes: image decoding module, pretreatment module, image cutting module, index picture collection module and browse interface module.The image decoding module is in order to deciphering for the digital film data forming a plurality of image pictures, and obtains the original pixel value of a plurality of image pictures; Pretreatment module then is used for carrying out preliminary treatment with unnecessary influences such as removal garbages for a plurality of image pictures, and transfers the original pixel value of this image picture to the GTG pixel value; Image cutting module is by the GTG pixel value of more adjacent image picture, to detect many group indexes picture; Index picture collection module saves as the multilayer index pictures with many group indexes picture; Browse interface module, be output as one in order to every group index picture combination that each layer index pictures is comprised and browse picture, form again and browse picture at many levels.
Can be divided into a lot of fragment combination to the digital film data according to its content plot by above-mentioned method with complete plot or scene, and from each section, select the content that a typical index picture is represented this section plot or scene, allow the user can find required fragment image easily.And by multi-level index picture collection, be available for users to the main contents of the whole digital film data of first fast browsing, inspect the content of comparatively thin portion again at the fragment of oneself being interested in one by one, utilize multi-level index picture to browse the digital film data and can do quick and effectively contrast.
The multi-level browsing method of a kind of real-time film, the digital film data that is stored in computer is produced many group indexes picture according to different content difference, this index picture comes cutting according to a plurality of critical threshold values that successively decreases, this critical threshold values is in order to make comparisons to take out this index picture with the accumulated value of the GTG pixel difference of adjacent image picture, the corresponding fragment image position of each index picture, and then utilize the multi-level index picture collection of this index picture composition to browse at many levels in real time, its step includes:
Open a displaying live view picture, be made up of the index picture that one first index picture collection is comprised, this first index picture collection is done cutting according to this critical threshold values of maximum;
Receive a selection information, to select a specific index picture and a corresponding filmstrip; And
Open one and enter rank and browse picture, take out the index picture that this correspondence filmstrip comprised by one second index picture collection and formed, this second index picture collection is done cutting according to this second largest critical threshold values.
For making purpose of the present invention, structural feature and function thereof are had further understanding, existing conjunction with figs. is described in detail as follows.
Description of drawings
Fig. 1 is the method flow diagram of the embodiment of the invention;
Fig. 2 is the characteristic image DAQ system schematic of the embodiment of the invention; And
Fig. 3 is the method flow diagram of application examples of the present invention.
Wherein, description of reference numerals is as follows:
The accumulated value of the GTG pixel difference of all correspondence positions of the adjacent image picture of step 150 accumulative total
Every group index picture arrangement array output that step 190 is comprised every layer index pictures is to browse picture, to form the multi-level picture of browsing
200 digital image datas
210 image-decoding modules
220 pretreatment module
230 image cutting modules
240 index picture collection modules
250 browser interface modules
Embodiment
Please refer to Fig. 1, it is the method flow diagram of the embodiment of the invention.Include the following step: at first, the digital film data is deciphered forming a plurality of image pictures, and obtained the original pixel value (step 110) of image picture; Again the image picture is carried out preliminary treatment and eliminate garbage and unnecessary influence (step 120); The original pixel value of a plurality of image pictures is converted to GTG pixel value (step 130); The a plurality of critical threshold values (step 140) that setting is successively decreased; The accumulated value (step 150) of the GTG pixel difference of all correspondence positions of the adjacent image picture of accumulative total; The acquisition accumulated value greater than the image picture of first critical threshold values to form a group index picture (step 160), the corresponding fragment image position of each index picture; Capture each pairing every group index picture of critical threshold values (step 170) in regular turn; Export every group index picture to form multilayer index pictures (step 180); Every group index picture arrangement array output that every layer index pictures are comprised is to browse picture, to form the multi-level picture (step 190) of browsing.Wherein, a plurality of critical threshold values successively decrease in 1/2nd modes.
In addition, the present invention also comprises the step of an indexing information of each index picture collection of corresponding generation, and indexing information can comprise numbering, start picture position, end picture position, time span, representative picture position and comment Text or the like.
Please refer to Fig. 2, it is the multi-level film browing system schematic diagram of the embodiment of the invention, select many group indexes picture and be output into the multilayer index pictures in digital film data 200, the corresponding fragment image position of each index picture, its system includes: image decoding module 210, pretreatment module 220, image cutting module 230, index picture collection module 240 and browse interface module 250.
When carrying out method of the present invention, digital film data 200 is input into image decoding module 210, and 210 of image decoding modules are deciphered forming a plurality of image pictures for digital film data 200, and obtain the original pixel value of a plurality of image pictures; A plurality of image pictures carry out preliminary treatment with unnecessary influences such as removal garbages by pretreatment module 220 again, and transfer the original pixel value of a plurality of image pictures to the GTG pixel value; Then, utilize the accumulated value of the GTG value differences of the more adjacent image picture of image cutting module 230, to detect every group index picture and position thereof, and export every group index picture and position thereof to index picture collection module to form multi-level index picture collection, and can be to the corresponding generation indexing information of each layer index pictures; Every group index picture that each layer index pictures is comprised is output as one through the browser interface module combinations again and browses picture, forms and browses picture at many levels.Wherein, the source of digital film data can be from Storage Media or Network Transmission.
In addition, the present invention also comprises the multi-level browsing method of a kind of real-time film, please refer to Fig. 3, and it is the method flow diagram of application examples of the present invention.Utilization is stored in the multi-level index picture collection that many group indexes picture of the digital film data institute cutting of computer is formed, index picture comes cutting according to a plurality of critical threshold values that successively decreases, critical threshold values is in order to make comparisons to take out index picture with the accumulated value of the GTG pixel difference of adjacent image picture, the corresponding fragment image position of each index picture, browse at many levels in real time, its step includes: open a displaying live view picture (step 310), be made up of the index picture that the index picture collection of content change degree maximum is comprised, promptly its index picture collection is done cutting according to the critical threshold values of maximum; Receive a selection information (step 320), with select specific index picture with and corresponding filmstrip; Open one and enter rank and browse picture (step 330), take out the index picture that corresponding filmstrip comprises by the less index picture collection of content change degree and formed, promptly its index picture collection is done cutting according to the critical threshold values of next.
Because the present invention forms the many group indexes picture that is captured in the image data and browses picture at many levels, the person of being easy to use carries out fast browsing.The user who particularly desires the construction image database can do processing such as artificial annotations and comments at faster speed to important cutting paragraph.The indexing information of each cutting paragraph in the image data (comprising numbering, start picture position, end picture position, time span, representative picture position and comment Text or the like), also can produce by the form of database file, and export the index picture collection to, wherein only there is comment Text to add, other can produce by Automatic Program through manual type.By browsing picture at many levels, the user not only can simply and effectively contrast in image data and hunt out required fragment, can further obtain many cutting paragraph information simultaneously, makes the image data energy more convenient effectively by more people's uses.
Though preferred embodiment of the present invention discloses as above; right its is not in order to limiting the present invention, anyly is familiar with person skilled, without departing from the spirit and scope of the present invention; a little change and the retouching done all should belong in the patent claims of the present invention scope required for protection.
Claims (6)
1. a multi-level film browsing method produces many group indexes picture with the digital film data that is stored in computer according to different content difference, and then utilizes this index picture to form multi-level index picture collection, and wherein this method comprises:
Carry out a digital film data cutting to take out many groups of these index pictures doing cutting based on content change in various degree, the corresponding fragment image position of each index picture;
Export every group of this index picture and homologous segment position to index picture collection thereof, form this multi-level index picture collection;
Arrange every group of this index picture that every layer of this index picture collection comprised, be output as one according to sequential combination and browse picture, forming multi-level a plurality of pictures of browsing,
Wherein the step of carrying out cutting for this digital film data comprises:
Decipher this digital film data forming a plurality of image pictures, and obtain the original pixel value of a plurality of these image pictures;
The original pixel value of changing a plurality of these image pictures is the GTG pixel value;
The a plurality of critical threshold values that setting is successively decreased;
Calculate this adjacent image picture all correspondence positions GTG pixel difference and obtain an accumulated value;
Capture this accumulated value greater than first this pairing every group of this index picture of critical threshold values; Reach and capture pairing every group of this index picture of each this critical threshold values in regular turn.
2. multi-level film browsing method as claimed in claim 1, wherein this method also comprises the step of an indexing information of this index picture collection of corresponding generation.
3. multi-level film browsing method as claimed in claim 1, wherein this critical threshold values successively decreases in 1/2nd modes.
4. a multi-level film browing system is selected many group indexes picture with the digital film data that is stored in computer according to content change, and is output into multi-level index picture collection, and wherein this system includes:
One image decoding module in order to deciphering for a digital film data forming a plurality of image pictures, and obtains the original pixel value of a plurality of image pictures;
One pretreatment module is used for carrying out preliminary treatment with the removal garbage for a plurality of image pictures, and transfers the original pixel value of this image picture to the GTG pixel value; And
One image cutting module, the GTG value differences of this more adjacent image picture is to detect many group indexes picture; And
One index picture collection module saves as one deck index picture collection with every group index picture;
One browser interface module is output as one in order to every group index picture combination that each layer index pictures is comprised and browses picture, and then picture is browsed in formation at many levels.
5. multi-level film browing system as claimed in claim 4, wherein this image cutting module is for each layer index pictures, corresponding generation one indexing information.
6. multi-level browsing method of real-time film, the digital film data that is stored in computer is produced many group indexes picture according to different content difference, this index picture comes cutting according to a plurality of critical threshold values that successively decreases, this critical threshold values is in order to make comparisons to take out this index picture with the accumulated value of the GTG pixel difference of adjacent image picture, the corresponding fragment image position of each index picture, and then utilize the multi-level index picture collection of this index picture composition to browse at many levels in real time, wherein this method comprises:
Open a displaying live view picture, be made up of the index picture that one first index picture collection is comprised, this first index picture collection is done cutting according to this critical threshold values of maximum;
Receive a selection information, to select a specific index picture and a corresponding filmstrip; And
Open one and enter rank and browse picture, take out the index picture that this correspondence filmstrip comprised by one second index picture collection and formed, this second index picture collection is done cutting according to this second largest critical threshold values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100015766A CN100496112C (en) | 2004-01-13 | 2004-01-13 | Multi-gradation film browsing system and method therefor |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100015766A CN100496112C (en) | 2004-01-13 | 2004-01-13 | Multi-gradation film browsing system and method therefor |
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| CN1642253A CN1642253A (en) | 2005-07-20 |
| CN100496112C true CN100496112C (en) | 2009-06-03 |
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| CNB2004100015766A Expired - Fee Related CN100496112C (en) | 2004-01-13 | 2004-01-13 | Multi-gradation film browsing system and method therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5092469B2 (en) * | 2007-03-15 | 2012-12-05 | ソニー株式会社 | Imaging apparatus, image processing apparatus, image display control method, and computer program |
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Non-Patent Citations (2)
| Title |
|---|
| 视频分层组织方案和技术. 章毓晋，陆海斌.中国工程科学，第2卷第3期. 2000 |
| 视频分层组织方案和技术. 章毓晋，陆海斌.中国工程科学，第2卷第3期. 2000 * |
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