CN113784165B - Short video filter superposition method, system, electronic equipment and readable storage medium - Google Patents
Short video filter superposition method, system, electronic equipment and readable storage medium Download PDFInfo
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- CN113784165B CN113784165B CN202111092292.2A CN202111092292A CN113784165B CN 113784165 B CN113784165 B CN 113784165B CN 202111092292 A CN202111092292 A CN 202111092292A CN 113784165 B CN113784165 B CN 113784165B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
Abstract
The invention discloses a short video filter superposition method, a system, electronic equipment and a readable storage medium, wherein the short video filter superposition method comprises the following steps: importing an original short video to a live client; color matching is carried out according to the color lookup table, and M filters are generated; performing split screen operation on the original short video to form a first picture to an Nth picture; selecting N filters from M filters as preview filters, and respectively overlapping the N preview filters on the first picture to the N picture to form a first filter picture to an N filter picture; selecting an L filter picture from the first filter picture to the N filter picture, taking a preview filter corresponding to the L filter picture as a designated filter, respectively overlapping the designated filters on multiple frames of original images of the original short video, and integrating to obtain the short video of the filter. Through the operation of separating the screen, can select multiple filter simultaneously and show, see the filter stack effect more directly perceivedly, be convenient for compare multiple filter.
Description
Technical Field
The present invention relates to the field of information processing technologies, and in particular, to a short video filter stacking method, a system, an electronic device, and a readable storage medium.
Background
When uploading short video through the platform, want to make the short video more to drive people, often use the mode of adding the filter to change the tone and match the audio of short video or increase the atmosphere sense. In the prior art, the invention patent application of application publication number CN108307088A discloses an image processing method, device, system and storage medium, and determines whether a display lookup table LUT filter corresponding to the filter information can be generated according to the filter information; if so, generating an LUT material diagram corresponding to the filter information, generating an LUT filter corresponding to the filter information according to the LUT material diagram, and performing filter processing on the image by adopting the LUT filter, wherein the generation of a corresponding display lookup table LUT filter through the selected corresponding information requires that a user firstly thinks about what filter is adopted, only one filter effect can be displayed each time, a plurality of filters cannot be selected at the same time, and the filter effects are compared, so that the selected favorite filter is overlapped in the video.
Therefore, providing a short video filter superposition method, a system, an electronic device, and a readable storage medium is a problem to be solved.
Disclosure of Invention
In view of this, the present invention provides a short video filter superimposing method, system, electronic device, and readable storage medium.
On one hand, the short video filter superposition method provided by the invention comprises the following steps:
importing an original short video to a live client, wherein the live client comprises a color lookup table, and the original short video comprises a plurality of frames of original images;
carrying out color matching according to the color lookup table to generate M filters, wherein M is a positive integer;
performing split screen operation on the original short video to form a first picture to an N-th picture, wherein the original short video is in the first picture to the N-th picture, N is a positive integer, and N is less than M;
selecting N filters from M filters as preview filters, and respectively overlapping the N preview filters on the first picture to the N picture to form a first filter picture to an N filter picture;
selecting an L-th filter picture from the first filter picture to the N-th filter picture, taking the preview filter corresponding to the L-th filter picture as a designated filter, respectively overlapping the designated filter on multiple frames of the original short video, and integrating the multiple frames of the original images overlapped with the designated filter according to a time sequence to obtain the short video, wherein L is a positive integer, and L is more than or equal to 1 and less than or equal to N.
Preferably, the generating M filters according to the color look-up table includes:
and inputting a first color into the color lookup table, and mapping and outputting a second color as the filter.
Preferably, the selecting N filters from the M filters as the preview filter includes:
dividing M filters into a portrait application filter, a scenery application filter and an article application filter;
the live broadcast client randomly intercepts the original image of the original short video, identifies the original image and judges whether a main body in the original image is a portrait, a scenery or an article;
if the main body is the portrait, the client recommends the portrait application filters, and N portrait application filters are selected as the preview filters;
if the main body is the scenery, the client recommends the scenery application filters, and N scenery application filters are selected as the preview filters;
and if the main body is the article, recommending the article application filters by the client, and selecting N article application filters as the preview filters.
Preferably, if the subject is the portrait and the scenery, the client recommends the portrait application filter and the scenery application filter, and selects N of the portrait application filters and the scenery application filters as the preview filters; if the main body is the scenery and the article, the client side recommends the scenery application filter and the article application filter, and N filters are selected from the scenery application filter and the article application filter to serve as the preview filter; and if the main body is the portrait and the article, the client recommends the portrait application filter and the article application filter, and N filters are selected from the portrait application filter and the article application filter to be used as the preview filter.
Preferably, if the subject is the portrait, the scenery, and the article, the client recommends the portrait application filter, the scenery application filter, and the article application filter, and selects N of the portrait application filter, the scenery application filter, and the article application filter as the preview filter.
Preferably, the original image of a preset frame number is displayed in the first to nth frames.
On the other hand, the short video filter superposition system provided by the invention comprises:
the importing module is coupled with the filter generating module and is used for importing an original short video to a live broadcast client, the live broadcast client comprises a color lookup table, and the original short video comprises a plurality of frames of original images;
the filter generating module is respectively coupled with the importing module and the split screen module and is used for carrying out color mixing according to the color lookup table to generate M filters, wherein M is a positive integer;
the split screen module is respectively coupled with the filter generating module and the filter previewing module and is used for performing split screen operation on the original short video to form a first picture to an N-th picture, wherein the original short video is arranged in the first picture to the N-th picture, N is a positive integer, and N is less than M;
the filter preview module is respectively coupled with the split screen module and the filter superposition module and is used for selecting N filters from M filters as preview filters, and superposing the N preview filters on the first picture to the N picture respectively to form first filter pictures to N filter pictures;
the filter superposition module is coupled with the filter preview module and is used for selecting an L-th filter picture from the first filter picture to the N-th filter picture, taking the preview filter corresponding to the L-th filter picture as a designated filter, respectively superposing the designated filter on the multi-frame original image of the original short video, and integrating the multi-frame original image superposed with the designated filter according to the time sequence to obtain the short video of the filter, wherein L is a positive integer, and L is more than or equal to 1 and less than or equal to N.
The invention also provides an electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, which when executed causes the electronic device to implement the short video filter superposition method as described in any one of the above.
The invention also provides a readable storage medium comprising computer instructions which, when run on an electronic device, cause the electronic device to perform the program code of the short video filter superposition method according to any one of the above.
Compared with the prior art, the short video filter superposition method, the system, the electronic equipment and the readable storage medium provided by the invention have the advantages that at least the following effects are realized:
1. according to the short video filter superposition method, the system, the electronic equipment and the readable storage medium, N preview filters are respectively superposed on the first picture to the N picture to form the first filter picture to the N filter picture, multiple filters can be simultaneously selected for display, the filter superposition effect is more intuitively seen, and the multiple filters are conveniently compared, so that the filter with the best short video effect can be selected.
2. According to the short video filter superposition method, system, electronic equipment and readable storage medium, color matching is carried out according to the color lookup table, M filters are generated, the M filters are provided for selection, the thought is provided for selection of the filters, and trial of various filters is facilitated.
3. According to the short video filter superposition method, system, electronic equipment and readable storage medium provided by the invention, the specified filters are respectively superposed on the multi-frame original images of the original short video, and the multi-frame original images superposed with the specified filters are integrated according to the time sequence to obtain the short video filter, so that the filter superposition effect of the short video filter is more complete, and the overall effect is smoother.
Of course, it is not necessary for any one product embodying the invention to achieve all of the technical effects described above at the same time.
Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a flow chart of a short video filter stacking method provided by the invention;
FIG. 2 is a schematic diagram of a short video filter overlay system according to the present invention;
the system comprises a step of 201-importing module, a step of 202-filter generating module, a step of 203-split screen module, a step of 204-filter previewing module and a step of 205-filter superposing module.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Referring to fig. 1, fig. 1 is a flowchart of a short video filter stacking method provided by the present invention, and a specific embodiment of the short video filter stacking method described in the present invention is described with reference to fig. 1, including:
s101: importing an original short video to a live client, wherein the live client comprises a color lookup table, and the original short video comprises a plurality of frames of original images;
s102: carrying out color matching according to the color lookup table to generate M filters, wherein M is a positive integer; m filters are provided for selection, so that a thought is provided for selection of the filters, and trial of various filters is facilitated.
In S102, a first color is input into the color lookup table, and a second color is mapped and output as a filter.
Specifically, the color lookup table (LUT) includes a plurality of color blocks arranged in an array, and taking the color lookup table including 64 color blocks as an example, the 64 color blocks are arranged in an array in 8 rows and 8 columns, and the 1 st color block to the 63 st color block are marked row by row. In the RGB color space, any color is expressed as (r, g, b), in general, the value ranges of r, g, b are all [0, 255], in the color lookup table, the value ranges of r, g, b are all [0, 63], when a first color is input, for example, the first color is (r: 32, g:31, b: 30), the 30 th color block is found according to the b value, the left vertex angle of the 30 th color block is taken as the origin, the r value is taken as the horizontal axis, the g value is taken as the vertical axis, the r value is taken as 32, the g value is taken as 31, the corresponding point is found, the color is the mapping result of the first color, namely the second color, and the second color is taken as the output.
S103: splitting the original short video to form a first picture to an N-th picture, wherein the first picture to the N-th picture are all original short videos, N is a positive integer, and N is less than M;
in step S103, in the first to nth frames, original images of a preset frame number are displayed, so that the processing amount of the background is reduced when the filters are overlapped, and the burden of the background is reduced when the split screen display function is ensured.
S104: n filters are selected from M filters to serve as preview filters, the N preview filters are respectively overlapped on a first picture to an N picture to form a first filter picture to an N filter picture, multiple filters can be simultaneously selected for display, the overlapping effect of the filters can be more intuitively seen, and the multiple filters can be conveniently compared, so that the filter with the best matching short video effect is selected;
in step S104, selecting N filters from the M filters as preview filters includes:
dividing M filters into a portrait application filter, a scenery application filter and an article application filter;
the live broadcast client randomly intercepts an original image of an original short video, identifies the original image, and judges whether a main body in the original image is a human figure, a scenery or an article;
if the main body is a portrait, recommending portrait application filters by the client, and selecting N portrait application filters as preview filters;
if the main body is scenery, recommending scenery application filters by the client, and selecting N scenery application filters as preview filters;
if the main body is an article, the client recommends article application filters, and N article application filters are selected as preview filters.
It can be understood that if the main body is a portrait and a landscape, the client recommends a portrait application filter and a landscape application filter, and selects N of the portrait application filters and the landscape application filters as preview filters; if the main body is a scene and an article, the client recommends a scene application filter and an article application filter, and N filters are selected from the scene application filter and the article application filter to serve as preview filters; if the main body is a portrait and an article, the client side recommends a portrait application filter and an article application filter, and N filters are selected from the portrait application filter and the article application filter to be used as preview filters.
Of course, if the subject is a person, a scene, and an article, the client recommends a person application filter, a scene application filter, and an article application filter, and selects N of the person application filters, the scene application filter, and the article application filter as preview filters.
Filter recommendation is performed by the judging body, so that a filter matched with a short video can be quickly selected.
S105: selecting an L-th filter picture from the first filter picture to the N-th filter picture, taking a preview filter corresponding to the L-th filter picture as a designated filter, respectively overlapping the designated filters on multiple frames of original images of the original short video, and integrating the multiple frames of original images overlapped with the designated filter according to a time sequence to obtain the short video of the filter, wherein the filter overlapping effect of the short video of the filter is more complete, the integral effect is smoother, L is a positive integer, and L is more than or equal to 1 and less than or equal to N.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a short video filter stacking system according to the present invention, and a specific embodiment of the short video filter stacking system according to the present invention is described with reference to fig. 2, including:
an importing module 201, coupled to the filter generating module 202, for importing an original short video to a live client, where the live client includes a color lookup table, and the original short video includes a plurality of frames of original images;
the filter generating module 202 is coupled to the importing module 201 and the split screen module 203, and is configured to generate M filters according to the color lookup table, where M is a positive integer, and provide M filters for selection, and provide a concept for selection of the filters, so as to facilitate trial of multiple filters.
The split screen module 203 is coupled with the filter generating module 202 and the filter previewing module 204 respectively, and is used for performing split screen operation on the original short video to form a first picture to an N-th picture, wherein the first picture to the N-th picture are all original short videos, N is a positive integer, and N is less than M;
in some embodiments, the value of N ranges from 2 to 9, and if the number of frames exceeds 9, the area occupied by each frame is very small, so that the original short video cannot be seen clearly.
The filter preview module 204 is respectively coupled with the split screen module 203 and the filter superposition module 205, and is used for selecting N filters from the M filters as preview filters, respectively superposing the N preview filters on the first picture to the N picture to form the first filter picture to the N filter picture, and can simultaneously select multiple filters for display, so that the filter superposition effect can be more intuitively seen, the multiple filters can be conveniently compared, and the filter with the best matching short video effect can be selected.
The filter superimposing module 205 is coupled to the filter preview module 204, and is configured to select an L-th filter frame from the first filter frame to the N-th filter frame, use a preview filter corresponding to the L-th filter frame as a specified filter, superimpose the specified filter onto multiple frames of original images of the original short video respectively, integrate the multiple frames of original images superimposed with the specified filter according to a time sequence to obtain the short video of the filter, where L is a positive integer, and L is greater than or equal to 1 and less than or equal to N. The filter superposition effect of the filter short video is more complete, and the whole effect is smoother.
The invention also provides an electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, which when executed causes the electronic device to implement a short video filter stacking method as described in any one of the above.
The invention also provides a readable storage medium comprising computer instructions which, when run on an electronic device, cause the electronic device to execute the program code of the short video filter superposition method according to any one of the above.
As can be seen from the above embodiments, the short video filter superposition method, system, electronic device and readable storage medium provided by the present invention at least achieve the following beneficial effects:
1. according to the short video filter superposition method, the system, the electronic equipment and the readable storage medium, N preview filters are respectively superposed on the first picture to the N picture to form the first filter picture to the N filter picture, multiple filters can be simultaneously selected for display, the filter superposition effect is more intuitively seen, and the multiple filters are conveniently compared, so that the filter with the best short video effect can be selected.
2. According to the short video filter superposition method, system, electronic equipment and readable storage medium, color matching is carried out according to the color lookup table, M filters are generated, the M filters are provided for selection, the thought is provided for selection of the filters, and trial of various filters is facilitated.
3. According to the short video filter superposition method, system, electronic equipment and readable storage medium provided by the invention, the specified filters are respectively superposed on the multi-frame original images of the original short video, and the multi-frame original images superposed with the specified filters are integrated according to the time sequence to obtain the short video filter, so that the filter superposition effect of the short video filter is more complete, and the overall effect is smoother.
While certain specific embodiments of the invention have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (4)
1. A short video filter superposition method, characterized by comprising:
importing an original short video to a live client, wherein the live client comprises a color lookup table, and the original short video comprises a plurality of frames of original images;
carrying out color matching according to the color lookup table to generate M filters, wherein M is a positive integer;
performing split screen operation on the original short video to form a first picture to an N-th picture, wherein the original short video is in the first picture to the N-th picture, N is a positive integer, and N is less than M;
selecting N filters from M filters as preview filters, and respectively overlapping the N preview filters on the first picture to the N picture to form a first filter picture to an N filter picture;
selecting an L-th filter picture from the first filter picture to the N-th filter picture, taking the preview filter corresponding to the L-th filter picture as a designated filter, respectively overlapping the designated filter on multiple frames of the original short video, and integrating the multiple frames of the original images overlapped with the designated filter according to a time sequence to obtain a short video of the filter, wherein L is a positive integer, and L is more than or equal to 1 and less than or equal to N;
the color matching is performed according to the color lookup table, and M filters are generated, including:
inputting a first color into the color lookup table, and mapping and outputting a second color as the filter;
the selecting N filters from the M filters as preview filters includes:
dividing M filters into a portrait application filter, a scenery application filter and an article application filter;
the live broadcast client randomly intercepts the original image of the original short video, identifies the original image and judges whether a main body in the original image is a portrait, a scenery or an article;
if the main body is the portrait, the client recommends the portrait application filters, and N portrait application filters are selected as the preview filters;
if the main body is the scenery, the client recommends the scenery application filters, and N scenery application filters are selected as the preview filters;
if the main body is the article, the client recommends the article application filter, and N article application filters are selected as the preview filter;
if the main body is the portrait and the scenery, the client side recommends the portrait application filter and the scenery application filter, and N filters are selected from the portrait application filter and the scenery application filter to serve as the preview filter;
if the main body is the scenery and the article, the client side recommends the scenery application filter and the article application filter, and N filters are selected from the scenery application filter and the article application filter to serve as the preview filter;
if the main body is the portrait and the article, the client recommends the portrait application filter and the article application filter, and N filters are selected from the portrait application filter and the article application filter to be used as the preview filter;
if the main body is the portrait, the scenery and the article, the client recommends the portrait application filter, the scenery application filter and the article application filter, and N filters are selected from the portrait application filter, the scenery application filter and the article application filter to serve as the preview filter;
and displaying the original image with preset frame number in the first picture to the Nth picture.
2. A short video filter overlay system, comprising:
the importing module is coupled with the filter generating module and is used for importing an original short video to a live broadcast client, the live broadcast client comprises a color lookup table, and the original short video comprises a plurality of frames of original images;
the filter generating module is respectively coupled with the importing module and the split screen module and is used for carrying out color mixing according to the color lookup table to generate M filters, wherein M is a positive integer;
the split screen module is respectively coupled with the filter generating module and the filter previewing module and is used for performing split screen operation on the original short video to form a first picture to an N-th picture, wherein the original short video is arranged in the first picture to the N-th picture, N is a positive integer, and N is less than M;
the filter preview module is respectively coupled with the split screen module and the filter superposition module and is used for selecting N filters from M filters as preview filters, and superposing the N preview filters on the first picture to the N picture respectively to form first filter pictures to N filter pictures;
the filter superposition module is coupled with the filter preview module and is used for selecting an L-th filter picture from the first filter picture to the N-th filter picture, taking the preview filter corresponding to the L-th filter picture as a specified filter, respectively superposing the specified filter on a plurality of frames of the original images of the original short video, and integrating the plurality of frames of the original images superposed with the specified filter according to a time sequence to obtain the short video of the filter, wherein L is a positive integer, and L is more than or equal to 1 and less than or equal to N;
the color matching is performed according to the color lookup table, and M filters are generated, including:
inputting a first color into the color lookup table, and mapping and outputting a second color as the filter;
the selecting N filters from the M filters as preview filters includes:
dividing M filters into a portrait application filter, a scenery application filter and an article application filter;
the live broadcast client randomly intercepts the original image of the original short video, identifies the original image and judges whether a main body in the original image is a portrait, a scenery or an article;
if the main body is the portrait, the client recommends the portrait application filters, and N portrait application filters are selected as the preview filters;
if the main body is the scenery, the client recommends the scenery application filters, and N scenery application filters are selected as the preview filters;
if the main body is the article, the client recommends the article application filter, and N article application filters are selected as the preview filter;
if the main body is the portrait and the scenery, the client side recommends the portrait application filter and the scenery application filter, and N filters are selected from the portrait application filter and the scenery application filter to serve as the preview filter;
if the main body is the scenery and the article, the client side recommends the scenery application filter and the article application filter, and N filters are selected from the scenery application filter and the article application filter to serve as the preview filter;
if the main body is the portrait and the article, the client recommends the portrait application filter and the article application filter, and N filters are selected from the portrait application filter and the article application filter to be used as the preview filter;
if the main body is the portrait, the scenery and the article, the client recommends the portrait application filter, the scenery application filter and the article application filter, and N filters are selected from the portrait application filter, the scenery application filter and the article application filter to serve as the preview filter;
and displaying the original image with preset frame number in the first picture to the Nth picture.
3. An electronic device comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, when executing the computer program, causing the electronic device to implement the short video filter overlay method of claim 1.
4. A readable storage medium comprising computer instructions which, when run on an electronic device, cause the electronic device to perform the program code of the short video filter superimposition method of claim 1.
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| CN110266970A (en) * | 2019-05-31 | 2019-09-20 | 上海萌鱼网络科技有限公司 | A kind of short video creating method and system |
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