CN107864397B - A kind of method and apparatus stored for optimizing record video program - Google Patents
A kind of method and apparatus stored for optimizing record video program Download PDFInfo
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- CN107864397B CN107864397B CN201711071328.2A CN201711071328A CN107864397B CN 107864397 B CN107864397 B CN 107864397B CN 201711071328 A CN201711071328 A CN 201711071328A CN 107864397 B CN107864397 B CN 107864397B
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4335—Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions
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- Television Signal Processing For Recording (AREA)
Abstract
It is the present invention relates to the technology of optimization record video program storage, in particular to a kind of for optimizing the method and apparatus of record video program storage；This method comprises the following steps: S1: receiving video program and associated component associated with video program, and video program and key component are stored to memory module；S2: weight is added at each video frame of video program and associated component；S3: intermittent scanning simultaneously deletes the low video frame of weight；S4: label A is added on the key frame leftn.The present invention provides a kind of new method and apparatus stored for optimizing record video program, different weights can be arranged in the video frame of video program and its correlating programs by the method and apparatus for being used to optimize record video program storage according to the demand of user, the low content of weight is deleted, user is wanted that the high content of the weight retained is remained as key frame；This method will not be deleted accidentally, and can effectively solve the problems, such as EMS memory occupation amount using intelligence.
Description
Technical field
It is the present invention relates to the technology of optimization record video program storage, in particular to a kind of for optimizing record video program
The method and apparatus of storage.
Background technique
It is shown with TV, the digital video recorder that the storage of the video program of film etc. or playback are used in combination
(DVR) and similar consumer-elcetronics devices can have predetermined and predefined amount memory capacity or memory, for giving in storage
It is used whens quantitative video or multimedia program data and associated data or file etc..Such data can be via media
Transmission system obtains, and such as provides class via Internet protocol TV (IP-TV), video on demand (VOD) and via network connection
Like service, reservation etc. or via the transmitting stream of connection or communication with other equipment.System above is able to use family or subscriber
It can record or save using contents such as video or multimedia programmings as electronic data in memory, so that when after user is convenient
Between play and watch the program.
Regardless of the amount of the memory capacity of DVR or similar consumer-elcetronics devices, it is likely to finally become full or approach
The record for being associated with content full, that there is the record of many different programs and collected in a period of time.Available storage or memory
State do not known that and and if only if DVR or similar devices are provided the user with some currently deposits about deleting by the user usually
The content of storage is just known by user when so that sufficient amount memory can recorde the prompt or instruction of additional content.Moreover, DVR
Memory capacity increases, and the total number and content of the file on DVR increase, so that user is more difficult to find that, remembers and determines
Which content is deleted, to be the new content vacating space to be recorded.
Patent CN103636195B discloses a kind of for optimizing the method and apparatus of record video program storage, this method
The sum of the playback of video program is corresponded to relative to it by the playback based on each program components being stored in storage unit
Purpose percentage identifies the candidate of the program components for deleting from storage unit；But this method is used based on playback always
Several percentage, it is not smart enough, it can accidentally delete, and different user wishes that the content saved is also inconsistent.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of new method and apparatus stored for optimizing record video program,
This is used to optimize the method and apparatus of record video program storage using intelligence, will not accidentally delete, and can retain user as far as possible
Want the content retained.
Specific technical solution of the present invention is as follows:
The present invention provides a kind of method stored for optimizing record video program, and this method comprises the following steps:
S1: video program and associated component associated with video program are received, and video program and key component are deposited
Store up memory module；
S2: weight is added at each video frame of video program and associated component；
S3: intermittent scanning simultaneously deletes the low video frame of weight；
S4: label A is added on the key frame leftn；
S5: it is deleted keys using odd even principle.
Further to improve, step S2 includes the following steps:
S21: judging whether video program is video content, if so, step S22 is carried out, if it is not, then carrying out step S23；
S22: weight is added at each video frame of video content；
S23: judging whether video program is audio content, if so, step S24 is carried out, if it is not, then carrying out step S25；
S24: the audio frame of audio content and video frame are corresponded and add identical weight；
S25: judging whether video program is subtitle, if so, step S26 is carried out, if it is not, then carrying out step S27；
S26: the successive video frames with equal weight are formed into video group, opposite subtitle group is added and video group phase
With weight, and by video content, audio content and captioning synchronization；
S27: video content is synchronous with audio content.
Further to improve, step S2 further includes following steps:
S28: judging whether associated component is video content, if so, step S29 is carried out, if it is not, then carrying out step S30；
S29: weight is added at each video frame of video content；
S30: judging whether associated component is audio content, if so, step S301 is carried out, if it is not, then carrying out step
S304；
S301: it is synchronous with above-mentioned video content to judge whether the video content needs, if so, step S302 is carried out, if not
It is then to carry out step S303；
S302: the audio frame of audio content and video frame are corresponded and add identical weight；
S303: weight is added at each audio frame of audio content；
S304: judge whether associated component is subtitle or data, if so, step S305 is carried out, if it is not, then being walked
Rapid S3；
S305: weight is added in each subtitle group or each data group of subtitle or data.
Further to improve, step S3 includes the following steps:
S31: judging whether to reach the predetermined time, if so, step S32 is carried out, if it is not, then carrying out step S1；
S32: prompt manual scanning or automatically scanning if manual scanning then carry out step S33, if automatically scanning,
Then carry out step S34；
S33: user, which manually selects, needs the programme content deleted to delete；
S34: since program section start, by the low video frame of weight in the video program sound low with the weight synchronized
Frequency frame, subtitle group screen, and the low video frame of weight in associated component, audio frame and subtitle group or data group are screened
Out；
S35: the content screened is deleted.
Further to improve, step S4 includes the following steps:
S41: the key frame arranged in sequence that video content in video program is left, and successively plus mark on each key frame
Number An；
S42: it by the key frame that audio content leaves and the crucial frame synchronization that video content leaves, and is left in audio content
Key frame on successively add label An；
S43: the key frame that video content, audio content leave in associated component is distinguished into arranged in sequence, and is being closed respectively
Label A is successively added on key framen。
Further to improve, step S5 includes the following steps:
S51: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S52；
S52: the scan video content in associated component；
S53: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S54, if marked as A2n-1, carry out step S55；
S54: will be marked as A2nVideo frame leave and arranged in sequence save；
S55: will be marked as A2n-1Video frame deletion.
Further to improve, step S5 further includes following steps:
S56: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S57；
S57: audio content is scanned in associated component；
S58: judge each audio frame in audio content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S59, if marked as A2n-1, carry out step S60；
S59: will be marked as A2nAudio frame leave and arranged in sequence save；
S60: will be marked as A2n-1Audio frame deletion.
Further to improve, step S5 further includes following steps:
S601: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S602；
S602: the scan video content in video program；
S603: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S604, if marked as A2n-1, carry out step S605；
S604: will be marked as A2nVideo frame leave and arranged in sequence save；
S605: will be marked as A2n-1Video frame deletion, and the audio frame marked as A2n-1 with video frame synchronization is deleted
It removes.
The present invention provides a kind of equipment stored for optimizing record video program, including digital video recorder, described
Digital video recorder includes:
Memory module: for receiving video program and associated component associated with video program, and video program is stored
And key component；
Management module；For adding weight at each video frame of video program and associated component；
Scanning removing module: for intermittent scanning and the low video frame of weight is deleted；
Mark module: for adding label A on the key frame leftn；
Processing module: for being deleted keys using odd even principle.
Further to improve, the scanning removing module includes:
Judgment module: the predetermined time is reached for judging whether；
Cue module: for prompting manual scanning or automatically scanning；
Screening module: it for since program section start, by the low video frame of weight in video program and synchronizes
Audio frame, subtitle group screen, and the low video frame of weight in associated component, audio frame and subtitle group or data group are sieved
It elects；
Removing module: for deleting the content screened.
Beneficial effects of the present invention are as follows:
The present invention provides a kind of new method and apparatus stored for optimizing record video program, this is used to optimize record
The method and apparatus of video program storage can according to the demand of user set the video frame of video program and its correlating programs
Different weights is set, the low content of weight is deleted, user is wanted that the high content of the weight retained is remained as key frame；
This method will not be deleted accidentally, and can effectively solve the problems, such as EMS memory occupation amount using intelligence.
Detailed description of the invention
Fig. 1 is the flow chart for the method that embodiment 1 is used to optimize record video program storage；
Fig. 2 is the flow chart of S21-S27 in 2 step S2 of embodiment；
Fig. 3 is the flow chart of S28-S305 in 2 step S2 of embodiment；
Fig. 4 is the flow chart for the method that embodiment 3 is used to optimize record video program storage；
Fig. 5 is the flow chart for the method that embodiment 4 is used to optimize record video program storage；
Fig. 6 is the flow chart of S51-S55 in 5 step S5 of embodiment；
Fig. 7 is the flow chart of S56-S60 in 5 step S5 of embodiment；
Fig. 8 is the flow chart of S601-S605 in 5 step S5 of embodiment；
Fig. 9 is the structural block diagram for the equipment that embodiment 6 is used to optimize record video program storage；
Figure 10 is the structural block diagram that embodiment 7 scans removing module.
Specific embodiment
Invention is further described in detail with following embodiment with reference to the accompanying drawing.
Embodiment 1
The embodiment of the present invention 1 provides a kind of method stored for optimizing record video program, as shown in Figure 1, this method
Include the following steps:
S1: video program and associated component associated with video program are received, and video program and key component are deposited
Store up memory module；
S2: weight is added at each video frame of video program and associated component；
S3: intermittent scanning simultaneously deletes the low video frame of weight；
S4: label A is added on the key frame leftn；
S5: it is deleted keys using odd even principle.
Asking for EMS memory occupation amount is mainly intelligently solved provided by the present invention for the method for optimization record video program storage
Topic, can be according to the demand of user on storing the video frame of video program and the video frame of associated component in a storage module
Different weights is set, then at regular intervals deletes the low content of weight, user is thought into the high content of the weight retained
It is remained as key frame；It can be can be one day, two days etc. depending on the actual conditions of user at regular intervals；
This method will not be deleted accidentally, and can be retained user as far as possible and be wanted the content retained.
Embodiment 2
The embodiment of the present invention 2 provides a kind of for optimizing the method for record video program storage, this method and embodiment 1
It is essentially identical, unlike, as shown in Fig. 2, step S2 includes the following steps:
S21: judging whether video program is video content, if so, step S22 is carried out, if it is not, then carrying out step S23；
S22: weight is added at each video frame of video content；
S23: judging whether video program is audio content, if so, step S24 is carried out, if it is not, then carrying out step S25；
S24: the audio frame of audio content and video frame are corresponded and add identical weight；
S25: judging whether video program is subtitle, if so, step S26 is carried out, if it is not, then carrying out step S27；
S26: the successive video frames with equal weight are formed into video group, opposite subtitle group is added and video group phase
With weight, and by video content, audio content and captioning synchronization；
S27: video content is synchronous with audio content.
As shown in figure 3, step S2 further includes following steps:
S28: judging whether associated component is video content, if so, step S29 is carried out, if it is not, then carrying out step S30；
S29: weight is added at each video frame of video content；
S30: judging whether associated component is audio content, if so, step S301 is carried out, if it is not, then carrying out step
S304；
S301: it is synchronous with above-mentioned video content to judge whether the video content needs, if so, step S302 is carried out, if not
It is then to carry out step S303；
S302: the audio frame of audio content and video frame are corresponded and add identical weight；
S303: weight is added at each audio frame of audio content；
S304: judge whether associated component is subtitle or data, if so, step S305 is carried out, if it is not, then being walked
Rapid S3；
S305: weight is added in each subtitle group or each data group of subtitle or data.
Middle video program includes video content, the audio content and subtitle synchronous with video content, association in the present invention
Component includes 1 video of angle, 2 video of angle, target video, target audio, subtitle or scene description metadata etc.；In video section
Weight is added in each video frame of purpose video content；Also plus power on the audio frame of the audio content synchronous with video content
Weight, and video frame is corresponding with audio frame, and corresponding video frame is identical as the weight on audio frame, and what is left in this way is interior
The video of appearance could be synchronous with audio, in order to keep subtitle synchronous with video content, so that subtitle is divided into subtitle group, each subtitle
The corresponding video group of group is continuous and the video frame with equal weight forms, such as the weight phase of each video frame in 1-3min
Together, the weight for each video frame in 10%, 10-20min is identical, is 30%, the weight phase of each video frame in climax 20min
It together, is 70%, it is 30% that the weight of each video frame to end up in 5min is identical,；Video program and associated component are added in this way
Upper weight wants the program retained convenient for retaining user.
Embodiment 3
The embodiment of the present invention 3 provides a kind of for optimizing the method for record video program storage, this method and embodiment 1
It is essentially identical, unlike, as shown in figure 4, step S3 includes the following steps:
S31: judging whether to reach the predetermined time, if so, step S32 is carried out, if it is not, then carrying out step S1；
S32: prompt manual scanning or automatically scanning if manual scanning then carry out step S33, if automatically scanning,
Then carry out step S34；
S33: user, which manually selects, needs the programme content deleted to delete；
S34: since program section start, by the low video frame of weight in the video program sound low with the weight synchronized
Frequency frame, subtitle group screen, and the low video frame of weight in associated component, audio frame and subtitle group or data group are screened
Out；
S35: the content screened is deleted.
The present invention can use manual scanning that can also may browse through video program and pass with automatically scanning, when manual scanning
Join the content that weight is low in component, and then the content deleted will be needed to delete；When automatically scanning, can be by weight
10%, 30% content is deleted to elect and be deleted, user can oneself low range of setting weight, with 0- in the present embodiment
For 69%, and when screening, using recoverable scanning, i.e., deletes since section start, swept using by the low content side of weight
Retouch edge contract.
Embodiment 4
The embodiment of the present invention 4 provides a kind of for optimizing the method for record video program storage, this method and embodiment 1
It is essentially identical, unlike, as shown in figure 5, step S4 includes the following steps:
S41: the key frame arranged in sequence that video content in video program is left, and successively plus mark on each key frame
Number An；
S42: it by the key frame that audio content leaves and the crucial frame synchronization that video content leaves, and is left in audio content
Key frame on successively add label An；
S43: the key frame that video content, audio content leave in associated component is distinguished into arranged in sequence, and is being closed respectively
Label A is successively added on key framen。
The key frame arranged in sequence that will be left behind in the present invention and plus label, is the progress for subsequent step, such as first
Frame is A1, the second frame be A2, third frame be A3Deng.
Embodiment 5
The embodiment of the present invention 5 provides a kind of for optimizing the method for record video program storage, this method and embodiment 1
It is essentially identical, unlike, as shown in fig. 6, step S5 includes the following steps:
S51: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S52；
S52: the scan video content in associated component；
S53: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S54, if marked as A2n-1, carry out step S55；
S54: will be marked as A2nVideo frame leave and arranged in sequence save；
S55: will be marked as A2n-1Video frame deletion.
As shown in fig. 7, step S5 further includes following steps:
S56: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S57；
S57: audio content is scanned in associated component；
S58: judge each audio frame in audio content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S59, if marked as A2n-1, carry out step S60；
S59: will be marked as A2nAudio frame leave and arranged in sequence save；
S60: will be marked as A2n-1Audio frame deletion.
As shown in figure 8, step S5 further includes following steps:
S601: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S602；
S602: the scan video content in video program；
S603: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step is carried out
S604, if marked as A2n-1, carry out step S605；
S604: will be marked as A2nVideo frame leave and arranged in sequence save；
S605: will be marked as A2n-1Video frame deletion, and the audio frame marked as A2n-1 with video frame synchronization is deleted
It removes.
In the present invention when the occupied memory of the key frame left or it is excessive when, be scanned and deleted using odd even principle
It removes, i.e., leaves the key frame marked as odd number, it, can also be by the key marked as even number marked as the crucial frame deletion of even number
Frame leaves, marked as the crucial frame deletion of odd number, and in order to retain the content in video program as far as possible, therefore using first
The content in associated component is deleted, then deletes the content in video program；2n indicates that even number, 2n-1 indicate odd number, therefore A2nTable
Show marked as even number, such as A2、A4、A6, A2n-1It indicates marked as even number, such as A1、A3、A5。
Embodiment 6
The embodiment of the present invention 6 provides a kind of equipment stored for optimizing record video program, as shown in figure 9, including number
Word video cassette recorder 1, the digital video recorder 1 include:
Memory module 10: for receiving video program and associated component associated with video program, and video section is stored
Mesh and key component；
Management module 20；For adding weight at each video frame of video program and associated component；
Scanning removing module 30: for intermittent scanning and the low video frame of weight is deleted；
Mark module 40: for adding label A on the key frame leftn；
Processing module 50: for being deleted keys using odd even principle.
Asking for EMS memory occupation amount is mainly intelligently solved provided by the present invention for the equipment of optimization record video program storage
Topic, can be according to the demand of user on storing the video frame of video program and the video frame of associated component in a storage module
Different weights is set, then at regular intervals deletes the low content of weight, user is thought into the high content of the weight retained
It is remained as key frame；It can be can be one day, two days etc. depending on the actual conditions of user at regular intervals；
This method will not be deleted accidentally, and can be retained user as far as possible and be wanted the content retained.
Equipment in the present invention is digital video recorder (DVR) or similar consumer-elcetronics devices, with number in the present embodiment
Illustrate for word video cassette recorder.
Embodiment 7
The embodiment of the present invention 7 provides a kind of equipment stored for optimizing record video program, as shown in Figure 10, described to sweep
Retouching removing module 30 includes:
Judgment module 31: the predetermined time is reached for judging whether；
Cue module 32: for prompting manual scanning or automatically scanning；
Screening module 33: for by the low video frame of weight in video program and synchronizing since program section start
Audio frame, subtitle group screen, and by the low video frame of weight in associated component, audio frame and subtitle group or data group
It screens；
Removing module 34: for deleting the content screened.
The present invention can use manual scanning that can also may browse through video program and pass with automatically scanning, when manual scanning
Join the content that weight is low in component, and then the content deleted will be needed to delete；When automatically scanning, can be by weight
10%, 30% content is deleted to elect and be deleted, user can oneself low range of setting weight, with 0- in the present embodiment
For 30%, and when screening, using recoverable scanning, i.e., deletes since section start, swept using by the low content side of weight
Retouch edge contract.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the scope of the present invention into
Row limits, and without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements out, should fall within the scope of protection determined by the claims of the present invention.
Claims (8)
1. a kind of for optimizing the method for record video program storage, which is characterized in that this method comprises the following steps:
S1: video program and associated component associated with video program are received, and video program and associated component storage are arrived
Memory module；
S2: weight is added at each video frame of video program and associated component；
S3: intermittent scanning simultaneously deletes the low video frame of weight；
S4: label A is added on the key frame leftn；
S5: it is deleted keys using odd even principle；
Step S3 includes the following steps:
S31: judging whether to reach the predetermined time, if so, step S32 is carried out, if it is not, then carrying out step S1；
S32: prompt manual scanning or automatically scanning if manual scanning then carry out step S33, if automatically scanning, then into
Row step S34；
S33: user, which manually selects, needs the programme content deleted to delete；
S34: since program section start, by the low video frame of weight in the video program audio low with the weight synchronized
Frame, subtitle group screen, and the low video frame of weight in associated component, audio frame and subtitle group or data group are filtered out
Come；
S35: the content screened is deleted.
2. the method according to claim 1 stored for optimize record video program, which is characterized in that step S2 includes
Following steps:
S21: judging whether video program is video content, if so, step S22 is carried out, if it is not, then carrying out step S23；
S22: weight is added at each video frame of video content；
S23: judging whether video program is audio content, if so, step S24 is carried out, if it is not, then carrying out step S25；
S24: the audio frame of audio content and video frame are corresponded and add identical weight；
S25: judging whether video program is subtitle, if so, step S26 is carried out, if it is not, then carrying out step S27；
S26: the successive video frames with equal weight are formed into video group, by opposite subtitle group plus identical with video group
Weight, and by video content, audio content and captioning synchronization；
S27: video content is synchronous with audio content.
3. according to claim 1 for optimizing the method for record video program storage, which is characterized in that step S2 is also wrapped
Include following steps:
S28: judging whether associated component is video content, if so, step S29 is carried out, if it is not, then carrying out step S30；
S29: weight is added at each video frame of video content；
S30: judging whether associated component is audio content, if so, step S301 is carried out, if it is not, then carrying out step S304；
S301: it is synchronous with above-mentioned video content to judge whether the video content needs, if so, step S302 is carried out, if it is not, then
Carry out step S303；
S302: the audio frame of audio content and video frame are corresponded and add identical weight；
S303: weight is added at each audio frame of audio content；
S304: judge whether associated component is subtitle or data, if so, step S305 is carried out, if it is not, then carrying out step
S3；
S305: weight is added in each subtitle group or each data group of subtitle or data.
4. the method according to claim 1 stored for optimize record video program, which is characterized in that step S4 includes
Following steps:
S41: the key frame arranged in sequence that video content in video program is left, and label A is successively added on each key framen；
S42: by the key frame that audio content leaves and the crucial frame synchronization that video content leaves, and in the pass that audio content leaves
Label A is successively added on key framen；
S43: the key frame that video content, audio content leave in associated component is distinguished into arranged in sequence, and respectively in key frame
On successively add label An。
5. the method according to claim 1 stored for optimize record video program, which is characterized in that step S5 includes
Following steps:
S51: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S52；
S52: the scan video content in associated component；
S53: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step S54 is carried out, if
Marked as A2n-1, carry out step S55；
S54: will be marked as A2nVideo frame leave and arranged in sequence save；
S55: will be marked as A2n-1Video frame deletion.
6. according to claim 1 for optimizing the method for record video program storage, which is characterized in that step S5 is also wrapped
Include following steps:
S56: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S57；
S57: audio content is scanned in associated component；
S58: judge each audio frame in audio content marked as A2nOr A2n-1If marked as A2n, then step S59 is carried out, if
Marked as A2n-1, carry out step S60；
S59: will be marked as A2nAudio frame leave and arranged in sequence save；
S60: will be marked as A2n-1Audio frame deletion.
7. according to claim 1 for optimizing the method for record video program storage, which is characterized in that step S5 is also wrapped
Include following steps:
S601: judging whether memory is enough, if so, carrying out step S1, otherwise, carries out step S602；
S602: the scan video content in video program；
S603: judge each video frame in video content marked as A2nOr A2n-1If marked as A2n, then step S604 is carried out,
If marked as A2n-1, carry out step S605；
S604: will be marked as A2nVideo frame leave and arranged in sequence save；
S605: will be marked as A2n-1Video frame deletion, and by the audio frame deletion marked as A2n-1 with video frame synchronization.
8. a kind of for optimizing the equipment of record video program storage, which is characterized in that including digital video recorder (1), institute
Stating digital video recorder (1) includes:
Memory module (10): for receiving video program and associated component associated with video program, and video program is stored
And key component；
Management module (20)；For adding weight at each video frame of video program and associated component；
Scanning removing module (30): for intermittent scanning and the low video frame of weight is deleted；
Mark module (40): for adding label A on the key frame leftn；
Processing module (50): for being deleted keys using odd even principle；
The scanning removing module (30) includes:
Judgment module (31): the predetermined time is reached for judging whether；
Cue module (32): for prompting manual scanning or automatically scanning；
Screening module (33): it for since program section start, by the low video frame of weight in video program and synchronizes
Audio frame, subtitle group screen, and the low video frame of weight in associated component, audio frame and subtitle group or data group are sieved
It elects；
Removing module (34): for deleting the content screened.
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| CN109275020A (en) * | 2018-08-31 | 2019-01-25 | 惠州Tcl移动通信有限公司 | Memory, mobile terminal and the method for reducing its capacity for storing video |
| CN114157912A (en) * | 2021-11-26 | 2022-03-08 | 瑞森网安(福建)信息科技有限公司 | Cloud video playing method and application thereof in image projection |
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Denomination of invention: A method and device for optimizing recording video program storage Effective date of registration: 20210622 Granted publication date: 20190910 Pledgee: Beijing culture science and technology financing Company limited by guarantee Pledgor: CBC CLOUD TECHNOLOGY Co.,Ltd. Registration number: Y2021980005035 |