CN116489331A - Video special effect processing method and system - Google Patents
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- 230000000694 effects Effects 0.000 title claims abstract description 252
- 238000003672 processing method Methods 0.000 title claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 59
- 238000000605 extraction Methods 0.000 claims description 38
- 238000004891 communication Methods 0.000 claims description 11
- 230000000007 visual effect Effects 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 4
- 238000007499 fusion processing Methods 0.000 claims description 4
- 230000035807 sensation Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001427 coherent effect Effects 0.000 abstract description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/74—Circuits for processing colour signals for obtaining special effects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/90—Determination of colour characteristics
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
- G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
- G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/40—Scenes; Scene-specific elements in video content
- G06V20/46—Extracting features or characteristics from the video content, e.g. video fingerprints, representative shots or key frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
Abstract
The invention discloses a video special effect processing method and a system, comprising the following steps: s1, acquiring a video stream, and establishing a model of a required characteristic image according to the video stream; s2, extracting characteristic images in the video stream according to the characteristic image model; s3, carrying out edge tracing positioning on the position of the characteristic image in each frame of the video stream, wherein the beneficial effects of the invention are as follows: the method comprises the steps of establishing a model of a characteristic image, identifying the characteristic image possibly existing in a video stream, extracting the characteristic image, accurately adding special effects, adjusting the color properties of the characteristic image by adjusting the color of the characteristic image, enabling the displayed effect to be more attached to the video, improving the display effect, enabling an unaffiliated gap existing between the special effect of the video and the characteristic image to be subjected to fuzzy detection through fuzzy detection, guaranteeing that the connection of the special effect and the video is more coherent, and preventing the special effect and the original fault from occurring.
Description
Technical Field
The invention relates to the technical field of video special effects, in particular to a video special effect processing method and system.
Background
Video generally refers to various technologies for capturing, recording, processing, storing, transmitting and reproducing a series of still images in an electrical signal manner, wherein when continuous image changes exceed more than 24 frames (frames) per second, according to the persistence of vision principle, the human eyes cannot distinguish a single still image; it appears as a smooth continuous visual effect, such that continuous pictures are called video, and video technology was originally developed for television systems, but has now evolved into a variety of different formats to facilitate the recording of video by consumers. The development of networking technology has also prompted recorded segments of video to exist as streaming media over the internet and to be received and played by computers. Video and film belong to different technologies, the latter is that a series of still photographs are captured by utilizing photography, video special effects refer to special effects which are generated in playing video, and are generally not generated in reality made by certain functional software of a computer under normal conditions, such as entrance fade-in fade-out, page turning, rotation and the like, the special effects generally comprise sound special effects and visual special effects, the special effects are widely applied, the related video becomes vivid, and therefore the purpose of attracting eyes is achieved, but the existing video special effect processing is that rough special effect addition is carried out on the video, a sense of video incompatibility is easily given after the special effect addition, the adding stability of the video special effects is not high, and the added special effects are not quite realistic.
Disclosure of Invention
The invention aims to provide a video special effect processing method and a video special effect processing system, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a video special effect processing method comprises the following steps:
s1, acquiring a video stream, and establishing a model of a required characteristic image according to the video stream;
s2, extracting characteristic images in the video stream according to the characteristic image model;
s3, carrying out edge tracing positioning on the position of the characteristic image in each frame of the video stream;
s4, establishing a video special effect library, extracting key frames from video frames containing the characteristic images, and extracting the characteristic images in the key frames to obtain characteristic image representations needing video special effect processing;
s5, performing color adjustment on the special effects in the video special effect library according to the characteristic image representation, and adjusting the special effects of the characteristic image in each frame;
s6, establishing a special effect area corresponding to the video;
s7, selecting a frame of a special effect range required by the feature image in the image frame;
s8, performing green screen special effect matting processing on the video image after frame selection and positioning;
s9, adding video special effects to the green screen position of the matting through a video special effect library;
s10, performing video motion matching on the special effects according to the video stream;
s11, performing fuzzy detection processing on the connection part between the video special effect and the characteristic image after video motion matching;
s12, positioning coordinate points of the special effects through the positioning feature images and generating special effect videos;
s13, combining the special effect audio with the generated video, and exporting the processed video.
Preferably, the modeling of the required feature image according to the video stream in S1 specifically includes the following steps:
a1, acquiring a position range of a special effect to be added in a video stream;
a2, extracting the special effect characteristic image according to the position range, extracting the image characteristics of the characteristic image, and establishing a characteristic image model.
Preferably, the edge tracing positioning for the feature image position in each frame of the video stream in S3 specifically includes the following steps:
s31, extracting and processing image frames of the video stream, and identifying the video stream according to characteristic images existing in each image frame;
s32, positioning the position of the characteristic image, acquiring the occupied space of the characteristic image, identifying the outline of the characteristic image, and carrying out edge tracing according to the outline;
s33, positioning the image after outline tracing, and positioning the relative position of the video special effect according to the tracing characteristic image.
Preferably, the color adjustment of the special effects in the video special effects library according to the characteristic image representation in S5 specifically includes the following steps:
s51, acquiring color saturation, light sensation, hue and color temperature of the characteristic image;
s52, performing color characteristics by using a special filter according to the characteristic image colors;
and S53, blurring and sharpening the characteristic images to change the visual effect of the video.
Preferably, the special effect area in S6 includes a main special effect area and a sub special effect area.
Preferably, the video motion matching of the special effects according to the video stream in S10 specifically includes the following steps:
s101: identifying the feature image dynamic state in the video stream, and acquiring a dynamic frame;
s102, adding video special effects, adding video characteristics outside the dynamic frame, and performing motion matching processing on the video special effects.
Preferably, the processing for blur detection at the connection between the video special effect after video motion matching and the feature image in S11 specifically includes the following steps:
s111, carrying out image recognition on the connection part between the video special effect and the characteristic image in each frame;
s112, repairing the connection of the joints, and repairing the image frames with special effect missing.
Preferably, the step of locating the coordinate point of the special effect through the locating feature image and generating the special effect video in S12 specifically includes the following steps:
s121, carrying out coordinate positioning processing on points added with special effects in the video stream through positioning feature images;
s122, storing each characteristic coordinate point, and generating and processing the video subjected to special effect processing.
Preferably, the combining the special effect audio with the generated video in S13 specifically includes the following steps:
s131, extracting audio data in the video stream, and performing special effect audio setting processing according to the added special effect;
s132, fusion processing is carried out on the audio in the video stream and the set special effect audio.
The video special effect processing system comprises a video stream image extraction unit, an image special effect acquisition unit, a video stream frame extraction unit, a frame extraction special effect adding unit, a special effect repairing unit and a video special effect inputting unit, wherein the output end of the video stream image extraction unit is in communication connection with the input end of the image special effect acquisition unit, the output end of the image special effect acquisition unit is in communication connection with the input end of the video stream frame extraction unit, the output end of the video stream frame extraction unit is in communication connection with the input end of the frame extraction special effect adding unit, the output end of the frame extraction special effect adding unit is in communication connection with the input end of the special effect repairing unit, and the output end of the special effect repairing unit is in communication connection with the input end of the video special effect inputting unit;
the video stream image extraction unit is used for extracting and processing video images;
the image special effect acquisition unit is used for inputting the image special effect;
the video stream frame extraction unit is used for carrying out frame extraction image acquisition processing on the acquired video image;
the frame extraction special effect adding unit is used for carrying out special effect adding processing on the frame extraction image;
the special effect restoration unit is used for restoring the special effect of the added frame extraction image;
the video special effect sound effect recording unit is used for recording the special effect audio added with the video special effect.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Compared with the prior art, the invention has the beneficial effects that: the method comprises the steps of establishing a model of a characteristic image, identifying the characteristic image possibly existing in a video stream, extracting the characteristic image, accurately adding special effects, adjusting the color properties of the characteristic image by adjusting the color of the characteristic image, enabling the displayed effect to be more attached to the video, improving the display effect, enabling an unaffiliated gap existing between the special effect of the video and the characteristic image to be subjected to fuzzy detection through fuzzy detection, guaranteeing that the connection of the special effect and the video is more coherent, and preventing the special effect and the original fault from occurring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
FIG. 1 is a block diagram of a system of the present invention.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus consistent with some aspects of the disclosure as detailed in the accompanying claims.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1, a video special effect processing method according to an embodiment of the present invention includes the following steps:
s1, acquiring a video stream, establishing a model of a required characteristic image according to the video stream, identifying the characteristic image possibly existing in the video stream by establishing the model of the characteristic image, extracting the characteristic image, and accurately adding special effects;
s2, extracting feature images in the video stream according to the feature image model, and extracting the feature images, so that the stability and the fitting degree of adding special effects into the video are improved;
s3, carrying out edge tracing and positioning on the position of the characteristic image in each frame of the video stream, and carrying out edge tracing and positioning on the characteristic image, so that the accuracy of adding the video special effects is ensured;
s4, establishing a video special effect library, extracting key frames from video frames containing the characteristic images, and extracting the characteristic images in the key frames to obtain characteristic image representations needing video special effect processing;
s5, performing color adjustment on the special effects in the video special effect library according to the representation of the characteristic images, adjusting the special effects of the characteristic images in each frame, adjusting the color properties of the characteristic images by performing color adjustment on the characteristic images, enabling the display effect to be more consistent with the video, and improving the display effect;
s6, establishing a special effect area corresponding to the video;
s7, selecting a frame of a special effect range required by the feature image in the image frame, selecting the frame of the special effect, and guaranteeing the adding range of the special effect;
s8, performing green screen special effect matting processing on the video image after frame selection and positioning;
s9, adding video special effects to the green screen position of the matting through a video special effect library;
s10, performing video motion matching on the special effects according to the video stream;
s11, performing fuzzy detection on the joint between the video special effect and the characteristic image after video motion matching, and performing fuzzy detection on an unapplied gap existing between the video special effect and the characteristic image through the fuzzy detection, so that the connection between the special effect and the video is more consistent, and the phenomenon of special effect and original picture fault is avoided;
s12, positioning coordinate points of the special effects through the positioning feature images and generating special effect videos;
s13, combining the special effect audio with the generated video, and exporting the processed video.
Example 2:
the step S1 of modeling the required characteristic image according to the video stream specifically comprises the following steps:
a1, acquiring a position range of a special effect to be added in a video stream;
a2, extracting the special effect characteristic image according to the position range, extracting the image characteristics of the characteristic image, establishing a characteristic image model, identifying the characteristic image possibly existing in the video stream by establishing the characteristic image model, extracting the characteristic image, and accurately adding the special effect.
The edge tracing positioning for the feature image position in each frame of the video stream in the S3 specifically includes the following steps:
s31, extracting and processing image frames of the video stream, and identifying the video stream according to characteristic images existing in each image frame;
s32, positioning the position of the characteristic image, acquiring the occupied space of the characteristic image, identifying the outline of the characteristic image, and carrying out edge tracing according to the outline;
s33, positioning the image after outline tracing, and positioning the relative position of the video special effect according to the tracing characteristic image.
The step S5 of performing color adjustment on the special effects in the video special effect library according to the characteristic image representation specifically comprises the following steps:
s51, acquiring color saturation, light sensation, hue and color temperature of the characteristic image;
s52, performing color characteristics by using a special filter according to the characteristic image colors;
s53, blurring and sharpening the characteristic images changes the visual effect of the video, the color properties of the characteristic images are adjusted by adjusting the colors of the characteristic images, the displayed effect is more attached to the video, and the display effect is improved.
Wherein, the special effect area in S6 includes a main special effect area and a sub special effect area.
The step S10 of performing video motion matching on the special effects according to the video stream specifically includes the following steps:
s101: identifying the feature image dynamic state in the video stream, and acquiring a dynamic frame;
s102, adding video special effects, adding video characteristics outside the dynamic frame, and performing motion matching processing on the video special effects.
The blur detection processing at the connection part between the video special effect after video motion matching and the characteristic image in S11 specifically includes the following steps:
s111, carrying out image recognition on the connection part between the video special effect and the characteristic image in each frame;
s112, repairing the connection of the connection part, repairing the image frame with the special effect missing, and performing fuzzy detection on the non-attached gap between the video special effect and the characteristic image through fuzzy detection processing, so that the connection of the special effect and the video is more consistent, and the phenomenon of the special effect and the original picture fault is avoided.
The step S12 of locating the coordinate point of the special effect through the locating feature image and generating the special effect video specifically includes the following steps:
s121, carrying out coordinate positioning processing on points added with special effects in the video stream through positioning feature images;
s122, storing each characteristic coordinate point, and generating and processing the video subjected to special effect processing.
The step S13 of combining the special effect audio with the generated video specifically includes the following steps:
s131, extracting audio data in the video stream, and performing special effect audio setting processing according to the added special effect;
s132, fusion processing is carried out on the audio in the video stream and the set special effect audio.
Example 3:
the video special effect processing system comprises a video stream image extraction unit, an image special effect acquisition unit, a video stream frame extraction unit, a frame extraction special effect adding unit, a special effect repairing unit and a video special effect sound effect input unit, wherein the output end of the video stream image extraction unit is in communication connection with the input end of the image special effect acquisition unit;
the video stream image extraction unit is used for extracting and processing video images;
the image special effect acquisition unit is used for inputting the image special effect;
the video stream frame extraction unit is used for carrying out frame extraction image acquisition processing on the acquired video image;
the frame extraction special effect adding unit is used for carrying out special effect adding processing on the frame extraction image;
the special effect restoration unit is used for restoring the special effect of the added frame extraction image;
the video special effect sound effect recording unit is used for recording the special effect audio added with the video special effect.
Example 4:
a video special effect processing method comprises the following steps:
s1, acquiring a video stream, acquiring a position range of a special effect to be added in the video stream, extracting a special effect characteristic image according to the position range, extracting image characteristics of the characteristic image, and establishing a characteristic image model;
s2, extracting characteristic images in the video stream according to the characteristic image model;
s3, extracting and processing image frames of the video stream, identifying the characteristic images in each image frame, positioning the positions of the characteristic images, acquiring the occupied spaces of the characteristic images, identifying the outlines of the characteristic images, carrying out edge tracing processing according to the outlines, positioning the images after the outlines are traced, and positioning the relative positions of the video special effects according to the edge tracing characteristic images;
s4, establishing a video special effect library, extracting key frames from video frames containing the characteristic images, and extracting the characteristic images in the key frames to obtain characteristic image representations needing video special effect processing;
s5, acquiring color saturation, light sensation, hue and color temperature of the characteristic image, carrying out color characteristics by using a special filter according to the color of the characteristic image, carrying out blurring and sharpening treatment on the characteristic image to change the visual effect of the video, and adjusting the special effect of the characteristic image in each frame;
s6, establishing a main special effect area and an auxiliary special effect area corresponding to the video;
s7, selecting a frame of a special effect range required by the feature image in the image frame;
s8, performing green screen special effect matting processing on the video image after frame selection and positioning;
s9, adding video special effects to the green screen position of the matting through a video special effect library;
s10, recognizing feature image dynamics in a video stream, acquiring a dynamic frame, adding video special effects, adding video characteristics outside the dynamic frame, and performing motion matching treatment on the video special effects;
s11, carrying out image recognition on the joint between the video special effect and the characteristic image in each frame, repairing the joint of the joint, and carrying out image repairing on the image frame with the special effect missing;
s12, carrying out coordinate positioning processing on points added with special effects in the video stream through positioning feature images, storing each feature coordinate point, and generating and processing the video subjected to special effect processing;
s13, extracting the audio data in the video stream, performing special effect audio setting processing according to the added special effect, performing fusion processing on the audio in the video stream and the set special effect audio, and exporting the processed video.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
Claims (10)
1. The video special effect processing method is characterized by comprising the following steps of:
s1, acquiring a video stream, and establishing a model of a required characteristic image according to the video stream;
s2, extracting characteristic images in the video stream according to the characteristic image model;
s3, carrying out edge tracing positioning on the position of the characteristic image in each frame of the video stream;
s4, establishing a video special effect library, extracting key frames from video frames containing the characteristic images, and extracting the characteristic images in the key frames to obtain characteristic image representations needing video special effect processing;
s5, performing color adjustment on the special effects in the video special effect library according to the characteristic image representation, and adjusting the special effects of the characteristic image in each frame;
s6, establishing a special effect area corresponding to the video;
s7, selecting a frame of a special effect range required by the feature image in the image frame;
s8, performing green screen special effect matting processing on the video image after frame selection and positioning;
s9, adding video special effects to the green screen position of the matting through a video special effect library;
s10, performing video motion matching on the special effects according to the video stream;
s11, performing fuzzy detection processing on the connection part between the video special effect and the characteristic image after video motion matching;
s12, positioning coordinate points of the special effects through the positioning feature images and generating special effect videos;
s13, combining the special effect audio with the generated video, and exporting the processed video.
2. The method for processing video special effects according to claim 1, wherein the modeling of the required feature image according to the video stream in S1 specifically comprises the following steps:
a1, acquiring a position range of a special effect to be added in a video stream;
a2, extracting the special effect characteristic image according to the position range, extracting the image characteristics of the characteristic image, and establishing a characteristic image model.
3. The video special effect processing method according to claim 2, wherein the edge tracing positioning of the feature image position in each frame of the video stream in S3 specifically comprises the following steps:
s31, extracting and processing image frames of the video stream, and identifying the video stream according to characteristic images existing in each image frame;
s32, positioning the position of the characteristic image, acquiring the occupied space of the characteristic image, identifying the outline of the characteristic image, and carrying out edge tracing according to the outline;
s33, positioning the image after outline tracing, and positioning the relative position of the video special effect according to the tracing characteristic image.
4. The method for processing video special effects according to claim 3, wherein the step of performing color adjustment on special effects in the video special effects library according to the characteristic image representation in S5 specifically comprises the following steps:
s51, acquiring color saturation, light sensation, hue and color temperature of the characteristic image;
s52, performing color characteristics by using a special filter according to the characteristic image colors;
and S53, blurring and sharpening the characteristic images to change the visual effect of the video.
5. The method according to claim 4, wherein the special effects area in S6 includes a main special effects area and a sub special effects area.
6. The method for video special effect processing according to claim 5, wherein the step of performing video motion matching on the special effect according to the video stream in S10 specifically comprises the following steps:
s101: identifying the feature image dynamic state in the video stream, and acquiring a dynamic frame;
s102, adding video special effects, adding video characteristics outside the dynamic frame, and performing motion matching processing on the video special effects.
7. The method for processing video special effects according to claim 6, wherein the step of performing blur detection processing on the connection between the video special effects after video motion matching and the feature images in S11 specifically comprises the following steps:
s111, carrying out image recognition on the connection part between the video special effect and the characteristic image in each frame;
s112, repairing the connection of the joints, and repairing the image frames with special effect missing.
8. The method for processing video special effects according to claim 7, wherein the step of locating coordinate points of the special effects and generating the special effects video by locating feature images in S12 specifically comprises the following steps:
s121, carrying out coordinate positioning processing on points added with special effects in the video stream through positioning feature images;
s122, storing each characteristic coordinate point, and generating and processing the video subjected to special effect processing.
9. The method for processing video special effects according to claim 8, wherein the step of combining the special effect audio with the generated video in S13 specifically comprises the following steps:
s131, extracting audio data in the video stream, and performing special effect audio setting processing according to the added special effect;
s132, fusion processing is carried out on the audio in the video stream and the set special effect audio.
10. The video special effect processing system according to any one of claims 1 to 9, comprising a video stream image extraction unit, an image special effect acquisition unit, a video stream frame extraction unit, a frame extraction special effect adding unit, a special effect repairing unit and a video special effect sound effect inputting unit, wherein the output end of the video stream image extraction unit is in communication connection with the input end of the image special effect acquisition unit, the output end of the image special effect acquisition unit is in communication connection with the input end of the video stream frame extraction unit, the output end of the video stream frame extraction unit is in communication connection with the input end of the frame extraction special effect adding unit, the output end of the frame extraction special effect adding unit is in communication connection with the input end of the special effect repairing unit, and the output end of the special effect repairing unit is in communication connection with the input end of the video special effect sound effect inputting unit;
the video stream image extraction unit is used for extracting and processing video images;
the image special effect acquisition unit is used for inputting the image special effect;
the video stream frame extraction unit is used for carrying out frame extraction image acquisition processing on the acquired video image;
the frame extraction special effect adding unit is used for carrying out special effect adding processing on the frame extraction image;
the special effect restoration unit is used for restoring the special effect of the added frame extraction image;
the video special effect sound effect recording unit is used for recording the special effect audio added with the video special effect.
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| CN111416991A (en) * | 2020-04-28 | 2020-07-14 | Oppo（重庆）智能科技有限公司 | Special effect processing method and apparatus, and storage medium |
| CN114025105A (en) * | 2021-12-15 | 2022-02-08 | 北京达佳互联信息技术有限公司 | Video processing method and device, electronic equipment and storage medium |
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