CN112738423A - Method and device for exporting animation video - Google Patents
Method and device for exporting animation video Download PDFInfo
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- CN112738423A CN112738423A CN202110070877.8A CN202110070877A CN112738423A CN 112738423 A CN112738423 A CN 112738423A CN 202110070877 A CN202110070877 A CN 202110070877A CN 112738423 A CN112738423 A CN 112738423A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000008859 change Effects 0.000 claims description 59
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- 238000003786 synthesis reaction Methods 0.000 claims description 12
- 238000004590 computer program Methods 0.000 claims description 8
- 230000002194 synthesizing effect Effects 0.000 claims description 7
- 230000011218 segmentation Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T13/00—Animation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
- G06T3/4038—Scaling the whole image or part thereof for image mosaicing, i.e. plane images composed of plane sub-images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2200/00—Indexing scheme for image data processing or generation, in general
- G06T2200/32—Indexing scheme for image data processing or generation, in general involving image mosaicing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/61—Scene description
Abstract
The invention belongs to the technical field of hand-drawn animation, and provides an application method for deriving an animation video. The method and the device have the advantages that the process of capturing the whole video is shortened and the number of the captured pictures is reduced in the process of exporting the hand-drawn animation into the animation video by the user, so that the consumption of the running memory and the storage space is reduced in the process of exporting the animation video by the user.
Description
Technical Field
The invention belongs to the technical field of hand-drawn animation, and particularly relates to an application method and device for exporting an animation video, electronic equipment and a storage medium.
Background
Generally, a user needs to play video content edited in a certain environment, then capture a picture at a designated speed in the playing process, and finally synthesize the captured picture into a video. Most users do some personal customized modifications according to the template when making the animation video, and the modifications only change a part of frames compared with the template of the whole animation video, and other frames with different numbers consistent with the original video exist. In the process of exporting animation videos, the prior art can cut all frames of drafts modified by templates in the playing process into pictures, and then synthesizes the pictures of the videos into videos by using a tool, so that the same frames are repeated with the original video templates in the process of screenshot, the process of screenshot takes much time and memory, and the efficiency is extremely low.
In summary, in the prior art, in the process of saving the animation video, there is a problem that capturing the entire animation video consumes too much memory.
Disclosure of Invention
In order to solve the above technical problem, the present invention provides an application method for deriving an animation video, comprising the following steps:
cutting the template video into a plurality of sections of scene page videos;
intercepting a scene page video into a plurality of frames of sequential pictures, and associating the plurality of frames of sequential pictures with time;
recording a scene page without element change in the template video to form a first scene page without element change;
splicing an element variable part and an element-free variable part in an element variable scene page to form a first element variable scene page;
and synthesizing the first element-containing variable scene page and the first element-free variable scene page into a new video according to time.
Correspondingly, the invention provides an application device for exporting animation videos, which comprises:
the first segmentation module is used for segmenting the template video into a plurality of sections of scene page videos;
the second cutting module cuts the scene page video into a plurality of frames of sequential pictures and associates the frames of sequential pictures with time;
the recording module is used for recording scene pages without element change in the template video to form first scene pages without element change;
the splicing module is used for splicing an element changing part and an element-free changing part in the element changing scene page to form a first element changing scene page;
and the synthesis module synthesizes the first element-containing variable scene page and the first element-free variable scene page into a new video according to time.
Description of technical effects: the method for exporting the animation video mainly aims at further modifying an animation video template and then exporting to generate a demonstration video. Firstly, a template video is cut into a plurality of sections of videos according to different scene pages, then the template video is cut into a plurality of pictures with time sequences according to a certain frame rate, the sequence of the pictures is associated with the videos and the time nodes of the scene pages, and then the time nodes without element changes and the scene pages are recorded in the process of editing the content of the animation video by a user so as to synthesize the animation video at a later stage.
In an improvement, sequential pictures of the frames are associated with time, and the video and the scene page are calibrated.
It should be noted that the animation video is composed of a plurality of scene pages, and the scene pages are composed of a plurality of frames of animation pictures. The scene page has a certain time sequence for the animation video to advance according to the storyline expressed by the scene page, and the animation picture also has a certain time sequence for the scene page to be played according to the set storyline.
In an embodiment, the step of splicing the element-changed scene page with the element-changed part and the element-free part to form the first element-changed scene page includes:
recording an original template picture in a time period without element change in a scene page with element change to form a first scene page without element change;
screenshot of an element change part of a scene page with element change into sequential pictures to form a first element change scene page;
splicing the first element-free variable scene page and the first element-containing variable scene page into a first new scene page according to time;
correspondingly, the device further comprises:
the recording unit is used for recording an original template picture in a time period without element change in the scene page with element change so as to form a first scene page without element change;
the screenshot unit is used for screenshot the part with element change of the scene page with element change into a sequential picture so as to form a first scene page with element change;
and the splicing unit splices the first element-free variable scene page and the first element-containing variable scene page into a first new scene page according to time.
The technical effect is that all pictures corresponding to time nodes without element change in a scene page with element change in the editing process are found in the pictures cut out from the original video, and then the pictures of the time nodes with the changed elements in the scene page with the element change are cut according to the specified frame rate; then, the pictures found in the original video and the pictures intercepted from the new video content are grouped and arranged according to the time sequence of the scene page of the new video content, so that the purpose of synthesizing each group of pictures into a new scene page video is achieved; and finally, performing video splicing on the video of the scene page without element change and the newly synthesized scene page video according to the scene page time sequence of the original template video to finally obtain a new animation video.
In an improvement, the step of synthesizing the first element-containing scene page and the first element-free scene page into a new video according to time includes:
splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and the corresponding scene page;
and splicing the new scene pages into a new video according to time.
Correspondingly, the device further comprises:
the first synthesis unit is used for splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and the corresponding scene page;
and the second synthesis unit is used for splicing the new scene page into a new video according to time.
The technical effect shows that the pictures found in the original video and the pictures intercepted from the new video content are grouped and arranged according to the new video content and the sequence of the affiliated scene pages, and then a new scene page video is synthesized according to the time sequence of the charm pictures.
It should be further noted that, the eastern scene page video without elements and the newly synthesized scene page video are subjected to video splicing according to the scene page sequence of the original template video, and finally a new scene page video can be obtained. The method greatly reduces the time spent in the process of screenshot, can also save the synthesis of repeated frames, saves the memory for storing repeated pictures, and ensures that a user does not need to consume excessive running memory space when exporting the animation video, thereby having higher speed and less consumption for exporting the animation video.
Drawings
FIG. 1 is a flow diagram of a method for deriving an animated video according to one embodiment;
FIG. 2 is a diagram of an apparatus architecture corresponding to the method of FIG. 1, in accordance with one embodiment;
FIG. 3 is a flow diagram for splicing scene pages provided by an embodiment;
FIG. 4 is a diagram of a device architecture corresponding to the method of FIG. 3, in accordance with one embodiment;
FIG. 5 is a flow diagram of synthesizing a picture frame provided by an embodiment;
FIG. 6 is a diagram of an apparatus architecture corresponding to the method of FIG. 5, according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, unless otherwise explicitly specified or limited, the term "storage medium" may be various media that can store a computer program, such as ROM, RAM, a magnetic or optical disk, or the like. The term "processor" may be a chip or a circuit having a data Processing function, such as a CPLD (Complex Programmable Logic Device), an FPGA (Field-Programmable Gate Array), an MCU (micro Controller Unit), a PLC (Programmable Logic Controller), and a CPU (Central Processing Unit). The term "electronic device" may be any device having data processing and storage functions and may generally include fixed and mobile terminals. Fixed terminals such as desktop computers and the like. Mobile terminals such as mobile phones, PADs, and mobile robots, etc. Furthermore, the technical features mentioned in the different embodiments of the invention described later can be combined with each other as long as they do not conflict with each other.
In the following, the present invention proposes some preferred embodiments to teach those skilled in the art to implement.
Example one
Referring to fig. 1, the present embodiment provides an application method for deriving an animation video, including the following steps:
s1, cutting the template video into a plurality of sections of scene page videos;
s2, cutting the scene page video into a plurality of frames of sequential pictures, and associating the plurality of frames of sequential pictures with time;
s3, recording a scene page without element change in the template video to form a first scene page without element change;
s4, splicing an element-changed part and an element-free part in the element-changed scene page to form a first element-changed scene page;
s5, combine the first scene page with element change and the first scene page without element change into a new video according to time.
Example two
Referring to fig. 2, correspondingly, the present embodiment provides an application apparatus for deriving an animation video, including:
the first segmentation module 1 is used for segmenting the template video into a plurality of sections of scene page videos;
the second intercepting module 2 intercepts the scene page video into a plurality of frames of sequential pictures, and associates the plurality of frames of sequential pictures with time;
the recording module 3 is used for recording scene pages without element change in the template video to form first scene pages without element change;
the splicing module 4 splices an element-changed part and an element-free part in the element-changed scene page to form a first element-changed scene page;
and the synthesis module 5 synthesizes the first element-containing variable scene page and the first element-free variable scene page into a new video according to time.
Description of technical effects: the method comprises the steps of segmenting an animation video into scene pages, segmenting the scene pages into picture frames, associating the scene pages and the picture frames with time, recording the scene pages without element change in a template video, splicing the parts with element change and the parts without element change in the scene pages with element change, and finally synthesizing a new video by the scene pages with element change and the scene pages without element change according to a time sequence. The novel method for exporting the animation video does not need to capture the whole animation video, saves the synthesis of repeated frames, and saves the running memory and the storage space.
EXAMPLE III
Referring to fig. 3, in detail, step S4 includes:
s41, recording original template pictures in the scene page with element changes within a time period without element changes to form a first scene page without element changes;
s42, screenshot of the part with element change of the scene page with element change is a sequential picture to form a first scene page with element change;
and S43, splicing the first no-element variable scene page and the first element variable scene page into a first new scene page according to time.
Example four
Referring to fig. 4, correspondingly, the association module 4 includes:
a recording unit 41, which records the original template picture in the time period without element variation in the scene page with element variation to form a first scene page without element variation;
a screenshot unit 42, which is used for screenshot the part with element change of the scene page with element change as a sequential picture to form a first scene page with element change;
the splicing unit 43 splices the first no-element-variation scene page and the first element-variation scene page into a first new scene page according to time.
It should be noted that, in the pictures cut out from the original video, all pictures corresponding to time nodes without element change in the scene page with element change in the editing process are found, and then the pictures of the time nodes with changed elements in the scene page with element change are subjected to screenshot according to the specified frame rate; then, the pictures found in the original video and the pictures intercepted from the new video content are grouped and arranged according to the time sequence of the scene page of the new video content, so that the purpose of synthesizing each group of pictures into a new scene page video is achieved; and finally, performing video splicing on the video of the scene page without element change and the newly synthesized scene page video according to the scene page time sequence of the original template video to finally obtain a new animation video.
EXAMPLE five
Referring to fig. 5, correspondingly, step S5 includes:
s51, splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and the corresponding scene page;
and S52, splicing the new scene page into a new video according to time.
EXAMPLE six
Referring to fig. 6, correspondingly, the synthesis module 5 further includes:
a first combining unit 51 for splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and a corresponding scene page;
and a second composition unit 52, which composes the new scene page into a new video according to the time.
It should be noted that the pictures found in the original video and the pictures captured from the new video content are grouped and arranged according to the sequence of the new video content and the scene pages to which the new video content belongs, and then a new scene page video is synthesized according to the time sequence of the charm pictures.
It should be further noted that, the eastern scene page video without elements and the newly synthesized scene page video are subjected to video splicing according to the scene page sequence of the original template video, and finally a new scene page video can be obtained. The method greatly reduces the time spent in the process of screenshot, can also save the synthesis of repeated frames, saves the memory for storing repeated pictures, and ensures that a user does not need to consume excessive running memory space when exporting the animation video, thereby having higher speed and less consumption for exporting the animation video.
In addition, the present invention also provides an electronic device, comprising a memory and a processor, wherein the memory stores a computer program, and the computer program is executed in the processor and can realize any one of the methods. The electronic device may be a mobile terminal or a web server.
The invention also provides a storage medium storing a computer program which is executed in a processor to implement any of the methods described above.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A method of deriving an animated video, comprising the steps of:
cutting the template video into a plurality of sections of scene page videos;
intercepting a scene page video into a plurality of frames of sequential pictures, and associating the plurality of frames of sequential pictures with time;
recording a scene page without element change in the template video to form a first scene page without element change;
splicing an element variable part and an element-free variable part in an element variable scene page to form a first element variable scene page;
and synthesizing the first element-containing variable scene page and the first element-free variable scene page into a new video according to time.
2. The method of claim 1, wherein sequential pictures of said frames are associated with time and their said video and said scene pages are scaled.
3. The method of claim 1, wherein the stitching of the element-variant scene page with the element-variant part and the element-free part comprises:
recording an original template picture in a time period without element change in a scene page with element change to form a first scene page without element change;
screenshot of an element change part of a scene page with element change into sequential pictures to form a first element change scene page;
and splicing the first element-free variable scene page and the first element-containing variable scene page into a first new scene page according to time.
4. The method of claim 1, wherein said step of temporally combining said first elemental scene pages with said first non-elemental scene pages into a new video comprises:
splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and the corresponding scene page;
and splicing the new scene pages into a new video according to time.
5. An application apparatus for deriving an animation video, comprising:
the first segmentation module is used for segmenting the template video into a plurality of sections of scene page videos;
the second cutting module cuts the scene page video into a plurality of frames of sequential pictures and associates the frames of sequential pictures with time;
the recording module is used for recording scene pages without element change in the template video to form first scene pages without element change;
the splicing module is used for splicing an element changing part and an element-free changing part in the element changing scene page to form a first element changing scene page;
and the synthesis module synthesizes the first element-containing variable scene page and the first element-free variable scene page into a new video according to time.
6. The apparatus of claim 5, wherein the splicing module further comprises:
the recording unit is used for recording an original template picture in a time period without element change in the scene page with element change so as to form a first scene page without element change;
the screenshot unit is used for screenshot the part with element change of the scene page with element change into a sequential picture so as to form a first scene page with element change;
and the splicing unit splices the first element-free variable scene page and the first element-containing variable scene page into a first new scene page according to time.
7. The apparatus of claim 6, wherein the synthesis module further comprises:
the first synthesis unit is used for splicing the first element-containing variable scene page and the first element-free variable scene page into a new scene page according to time and the corresponding scene page;
and the second synthesis unit is used for splicing the new scene page into a new video according to time.
8. An electronic device comprising a memory and a processor, the memory storing a computer program, wherein the computer program is executed in the processor to perform the method of any of claims 1-4.
9. A storage medium storing a computer program, characterized in that the computer program is executed in a processor to implement the method of any of claims 1-4.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110070877.8A CN112738423B (en) | 2021-01-19 | 2021-01-19 | Method and device for exporting animation video |
| PCT/CN2021/107130 WO2022156169A1 (en) | 2021-01-19 | 2021-07-19 | Method and device for exporting animated video |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110070877.8A CN112738423B (en) | 2021-01-19 | 2021-01-19 | Method and device for exporting animation video |
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| CN112738423A true CN112738423A (en) | 2021-04-30 |
| CN112738423B CN112738423B (en) | 2022-02-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022156169A1 (en) * | 2021-01-19 | 2022-07-28 | 深圳市前海手绘科技文化有限公司 | Method and device for exporting animated video |
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| CN112738423B (en) | 2022-02-25 |
| WO2022156169A1 (en) | 2022-07-28 |
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