CN108966021A - Document play-back method and device, document recording method and device and play system - Google Patents
Document play-back method and device, document recording method and device and play system Download PDFInfo
- Publication number
- CN108966021A CN108966021A CN201810682932.7A CN201810682932A CN108966021A CN 108966021 A CN108966021 A CN 108966021A CN 201810682932 A CN201810682932 A CN 201810682932A CN 108966021 A CN108966021 A CN 108966021A
- Authority
- CN
- China
- Prior art keywords
- file
- playback level
- current file
- grade
- current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- 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
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
- H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4627—Rights management associated to the content
Abstract
The invention discloses a kind of document play-back methods, comprising: when response file playing request, judges whether the catalogue of current file to be played has been previously written specific file;If so, obtaining the playback level in the specific file;If it is not, then directly playing the current file;Judge whether the playback level is greater than systemic presupposition grade;If so, locking the current file and popping up unlock prompt;If it is not, then directly playing the current file;Information is unlocked and when the information that unlocks meets presupposed information when receiving, and the current file is unlocked and played.The invention also discloses a kind of document recording method, playing device, playback equipment, record device, recording arrangement and play systems.Using the embodiment of the present invention, the playback level of current file can be effectively got, and playback level is judged.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of document play-back methods and device, document recording method
And device.
Background technique
DTV generally EIT RF table (Event Information Table) can all be written in file together when recording, when recording
When list processed carries out file broadcasting, it will start and filter and take the EIT RF information inside file, to get current
The grade of file, and then can control whether current file can play, and the file one of recording is played under multimedia channel
As can all be decoded using open source library FFmpeg, FFmpeg be it is a set of can be used to record, converted digital audio, video, and energy
It is translated into the open source computer program of stream, but file can be ignored in the process using FFmpeg is decoded in the prior art
The grade of itself causes the file for the grade that not can play that can still play, and grade limitation can not play a role.
Summary of the invention
The purpose of the embodiment of the present invention is that providing a kind of document play-back method and device, document recording method and device, energy
The playback level of current file effectively is got, and playback level is judged.
To achieve the above object, the embodiment of the invention provides a kind of document play-back methods, comprising:
When response file playing request, judge whether the catalogue of current file to be played has been previously written specific file;
If so, obtaining the playback level in the specific file;If it is not, then directly playing the current file;
Judge whether the playback level is greater than systemic presupposition grade;
If so, locking the current file and popping up unlock prompt;If it is not, then directly playing the current file;
Information is unlocked and when the information that unlocks meets presupposed information when receiving, to the current file solution
Except locking and play.
Compared with prior art, document play-back method disclosed by the invention pass through response file playing request when, judge to
Whether the catalogue of the current file of broadcasting has been previously written specific file;When the catalogue of current file to be played has been previously written
Specific file then obtains the playback level in the specific file;When determining that the playback level is greater than systemic presupposition grade,
It locks the current file and pops up unlock prompt;When receive unlock information and the information that unlocks meet it is default
When information, the current file is unlocked and played.It solves in the prior art using the decoded meeting in the process of FFmpeg
The grade for ignoring file itself causes the file for the grade that not can play that can still play, and grade limitation can not play a role
Problem.The playback level of current file can be effectively got, and playback level is judged.
As an improvement of the above scheme, when the response file playing request, judge the catalogue of current file to be played
Whether being previously written specific file includes:
Judge whether the broadcast format of current file to be played meets preset broadcast format;
If so, judging whether the catalogue of current file to be played has been previously written the specific file;If it is not, then straight
It connects and plays the current file.
As an improvement of the above scheme, the specific file is hidden file, and the format of the specific file is bin lattice
Formula;The preset broadcast format is ts format.
To achieve the above object, the embodiment of the invention also provides a kind of document recording methods, comprising:
When responding recording request, the playback level of current file described in the Event Information Table of current file is obtained;
The playback level is written in the form of specific file in the catalogue of the current file;
In recording process, when receiving playback level more new command, the broadcasting etc. in the grade more new command is judged
Whether grade is greater than playback level in the specific file;
If so, the specific file is replaced according to the playback level in the grade more new command, if it is not, then keeping institute
It is constant to state playback level in specific file.
Compared with prior art, when document recording method disclosed by the invention is by response recording request, acquisition ought be above
The playback level of current file described in the Event Information Table of part;Described in the playback level is written in the form of specific file
In the catalogue of current file;In recording process, when receiving playback level more new command, judge in the grade more new command
Playback level whether be greater than playback level in the specific file;When the playback level in the grade more new command is greater than institute
When stating playback level in specific file, the specific file is replaced according to the playback level in the grade more new command.It solves
The grade that file itself can be ignored during decoded using FFmpeg in the prior art, leads to the text of grade that not can play
The problem of part can still play, and grade limitation can not play a role.The playback level of current file can effectively be got, and to broadcasting
Grade is put to be judged.
As an improvement of the above scheme, the specific file is hidden file, and the format of the specific file is bin lattice
Formula;The broadcast format of the current file is ts format.
To achieve the above object, the embodiment of the invention also provides a kind of playing devices, comprising:
Specific file judging unit judges that the catalogue of current file to be played is when being used for response file playing request
It is no to be previously written specific file;
Playback level acquiring unit, for obtaining institute when the catalogue of the current file has been previously written specific file
State the playback level in specific file;
Grade judging unit, for judging whether the playback level is greater than the predetermined level of playing device;
Lock cell locks the current file when for being greater than the predetermined level of playing device when the playback level
And pop up unlock prompt;
Unlock unit, for unlocking information and the information that unlocks meets presupposed information when receiving
When, it unlocks to the current file;
Broadcast unit, for playing the current file.
Compared with prior art, file playing device disclosed by the invention is by specific file judging unit in response file
When playing request, judge whether the catalogue of current file to be played has been previously written specific file;When to be played ought be above
The catalogue of part has been previously written specific file, and playback level acquiring unit then obtains the playback level in the specific file;When
When grade judging unit determines that the playback level is greater than systemic presupposition grade, current file described in locking unit locks is simultaneously popped up
Unlock prompt;Information is unlocked and when the information that unlocks meets presupposed information when the unit that unlocks receives, it is right
The current file unlocks, and broadcast unit plays current file.It solves and uses the decoded mistake of FFmpeg in the prior art
Cheng Zhonghui ignores the grade of file itself, causes the file for the grade that not can play that can still play, and grade limitation can not play
The problem of effect.The playback level of current file can be effectively got, and playback level is judged.
To achieve the above object, the embodiment of the invention also provides a kind of playback equipment, including processor, memory and
The computer program executed by the processor is stored in the memory and is configured as, the processor executes the meter
Document play-back method described in any of the above-described embodiment is realized when calculation machine program.
To achieve the above object, the embodiment of the invention also provides a kind of record devices, comprising:
Playback level acquiring unit, when for responding recording request, obtain described in the Event Information Table of current file when
The playback level of preceding document;
Specific file writing unit, for the current file to be written in the playback level in the form of specific file
In catalogue;
Playback level judging unit, for when receiving playback level more new command, judging described etc. in recording process
Whether the playback level in grade more new command is greater than playback level in the specific file;
Specific file updating unit, for being greater than in the specific file when the playback level in the grade more new command
When playback level, the specific file is replaced according to the playback level in the grade more new command.
Compared with prior art, record device disclosed by the invention responds recording request by playback level acquiring unit
When, obtain the playback level of current file described in the Event Information Table of current file;Specific file writing unit is broadcast described
Grade is put to be written in the form of specific file in the catalogue of the current file;In recording process, playback level is received more
When new command, playback level judging unit judges whether the playback level in the grade more new command is greater than the specific file
Middle playback level;When the playback level in the grade more new command is greater than playback level in the specific file, specific text
Part updating unit replaces the specific file according to the playback level in the grade more new command.Solve makes in the prior art
The grade that file itself can be ignored during decoded with FFmpeg causes the file for the grade that not can play that can still play,
The problem of grade limitation can not play a role.The playback level of current file can be effectively got, and playback level is sentenced
It is disconnected.
To achieve the above object, the embodiment of the invention also provides a kind of recording arrangement, including processor, memory and
The computer program executed by the processor is stored in the memory and is configured as, the processor executes the meter
Document recording method described in any of the above-described embodiment is realized when calculation machine program.
To achieve the above object, the embodiment of the invention also provides a kind of play systems, including described in above-described embodiment
Record device described in playing device and above-described embodiment.
Detailed description of the invention
Fig. 1 is a kind of flow chart of document play-back method provided in an embodiment of the present invention;
Fig. 2 is a kind of flow chart of document recording method provided in an embodiment of the present invention;
Fig. 3 is a kind of structural schematic diagram of playing device 10 provided in an embodiment of the present invention;
Fig. 4 is a kind of structural schematic diagram of record device 20 provided in an embodiment of the present invention;
Fig. 5 is a kind of structural schematic diagram of playback equipment 30 provided in an embodiment of the present invention;
Fig. 6 is a kind of structural schematic diagram of recording arrangement 40 provided in an embodiment of the present invention;
Fig. 7 is a kind of structural schematic diagram of play system 50 provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
It is a kind of flow chart of document play-back method provided in an embodiment of the present invention referring to Fig. 1, Fig. 1;Include:
When S11, response file playing request, judge whether the catalogue of current file to be played has been previously written specific text
Part;
S12, if so, obtaining the playback level in the specific file;If it is not, then directly playing the current file;
S13, judge whether the playback level is greater than systemic presupposition grade;
S14, if so, lock the current file and pop up unlock prompt;If it is not, ought be above described in then directly playing
Part;
S15, unlock information and when the information that unlocks meets presupposed information when receiving, to it is described ought be above
Part unlocks and plays.
Specifically, in step s 11, first determining whether the broadcast format of current file to be played meets preset broadcast
Put format.Preferably, the preset broadcast format is ts format, and ts is the lower encapsulation lattice carried out of Japanese high-definition camera shooting
The characteristics of formula, full name MPEG2-TS, the ts i.e. abbreviation of " Transport Stream ", MPEG2-TS format is exactly to require from view
Any segment of frequency stream start all be can be independent decoded.Specifically, working as the broadcast format of the current file to be played
When not being ts format, the current file is directly played.Specifically, when the broadcast format of the current file to be played is ts
When format, judge whether the catalogue of current file to be played has been previously written specific file.Preferably, the current file
Catalogue is the catalogue of the storage file of a file form.Preferably, the specific file is hidden file, the specific file
Format be bin format.In catalogue with the hidden file write-in current file of bin format, it can be decoded using FFmpeg
During, the hidden file will not be ignored.So as to read the information in the specific file.
Specifically, in step s 12, when the catalogue of current file to be played has been previously written specific file, obtaining
Playback level in the specific file.Preferably, the playback level can be record device and record the current file
When, the playback level of the current file got from the Event Information Table of the current file.When to be played current
When the catalogue of file is not previously written specific file, at this point, in the current file and not including playback level, then can be with
Directly play the current file.
Specifically, judging whether the playback level is greater than systemic presupposition grade, the system in step S13~S14
Predetermined level can be the playback level of playing device setting themselves.Specifically, when the playback level is greater than systemic presupposition etc.
When grade, determine to play after the current file is verified at this time.Specifically, can by locking described in ought be above
Part and pop up unlock prompt come illustrative user complete verifying.When the playback level is less than or equal to systemic presupposition grade, this
When determine that the current file does not need to verify, can directly play the current file.
Preferably, the pop-up one prompting interface frame for being equipped with unlock prompt covers institute while locking the current file
Current file is stated, the unlock prompt has password unlock prompt or problem unlock prompt, at this point, the locking side of the current file
There are two types of formulas, and one is password lockings, and one is problem lockings.Preferably, the unlock prompt can be described current in recording
It is written in the catalogue of the current file together when file with the playback level or unlock prompt can be system certainly
The unlock of band prompts.
When password locking, it is equipped with presupposed information (password that can be character representation), at this time the prompting interface frame packet
The Password Input frame of the password unlock prompt and password unlock prompt is included, for example password unlock prompt can be with text
" unlocking pin please be input " is shown to guide user to input password, the only information that unlocks in Password Input frame input
It can just unlock when equal with the presupposed information.
When problem locking, it is equipped with default answer, the default answer is the presupposed information.Prompt circle at this time
Surface frame includes the answer input box of described problem unlock prompt and described problem unlock prompt, it is preferred that described problem unlock mentions
Show the problem of can be the verifying such as " ID card No. please be input " age of user, then the default answer described at this time is time model
It encloses.Only can just it unlock when the information that unlocks of answer input box input is equal with the default answer.
Specifically, in step S15, information is unlocked and the information that unlocks meets presupposed information when receiving
When, the current file is unlocked and played.By judging the playback level of current file, and then playing current file
When carry out grade judgement, can be avoided adult program and contacted by teenager.
It is worth noting that setting X-certificate program broadcasting method may be implemented based on this programme, video program is realized
Classification viewing.It is specific: firstly, passing through the adult etc. for reading specific file described in program (corresponding current file to be played)
Grade (corresponding playback level) then does a comparison with the default adult grade (correspondence system predetermined level) of system setting, only
The program could be directly played when the predetermined level for having the adult grade in the specific file to be less than system, otherwise needs to pass through
Input the unlock information corresponding with unlock prompt can play the program, and X-certificate program is avoided to be beaten by teenager
It opens.
Preferably, when one in user's operation or next file, step is re-executed to each current file
Rapid S11~S15.
When it is implemented, whether in advance to judge the catalogue of current file to be played when passing through response file playing request
Specific file is first written;When the catalogue of current file to be played has been previously written specific file, then the specific file is obtained
In playback level;When determining that the playback level is greater than systemic presupposition grade, locks the current file and pop up unlock
Prompt;Information is unlocked and when the information that unlocks meets presupposed information when receiving, and the current file is released
It locks and plays.
Compared with prior art, document play-back method disclosed by the invention solves is decoded using FFmpeg in the prior art
During can ignore the grade of file itself, cause the file for the grade that not can play still can play, grade limits can not
The problem of playing a role.The playback level of current file can be effectively got, and playback level is judged.
Embodiment two
Referring to fig. 2, Fig. 2 is a kind of flow chart of document recording method provided in an embodiment of the present invention;Include:
When S21, response recording request, the playback level of current file described in the Event Information Table of current file is obtained;
S22, the playback level is written in the form of specific file in the catalogue of the current file;
S23, in recording process, when receiving playback level more new command, judge broadcasting in the grade more new command
Put whether grade is greater than playback level in the specific file;
S24, if so, the specific file is replaced according to the playback level in the grade more new command, if it is not, then protecting
It is constant to hold playback level in the specific file.
Specifically, in the step s 21, the Event Information Table is EIT RF table, and have ought be above for record in EIT RF table
The playback level of part obtains the broadcasting of the current file when responding recording request from the Event Information Table of current file
Grade.
Specifically, the playback level to be written to the mesh of the current file in the form of specific file in step S22
In record;Preferably, the specific file is hidden file, and the format of the specific file is bin format;The current file
Broadcast format is ts format.Preferably, the preset broadcast format is ts format, ts be under the shooting of Japanese high-definition camera into
The characteristics of capable encapsulation format, full name MPEG2-TS, the ts i.e. abbreviation of " Transport Stream ", MPEG2-TS format, is just
Be require all be since any segment of video flowing can be independent decoded.It ought be above with the hidden file write-in of bin format
In the catalogue of part, it can will not ignore the hidden file during decoded using FFmpeg.It is described so as to read
Information in specific file.
Specifically, in recording process, when receiving playback level more new command, judging institute in step S23~S24
Whether the playback level stated in grade more new command is greater than playback level in the specific file;If in the grade more new command
Playback level be greater than the specific file in playback level, then according in the grade more new command playback level replace institute
Specific file is stated, if the playback level in the grade more new command is less than or equal to playback level in the specific file,
Keep playback level in the specific file constant.It, in this way can be with by recording maximum playback level in entire recording process
It is directly compared using maximum playback level when follow-up play.To avoid in playing process because variation is broadcast
It puts grade and needs continuous pop-up unlock prompt, it is bad so as to cause user experience.
It preferably, can will be corresponding with the playback level when the specific file is written in the playback level
The mode of unlock prompt and presupposed information (unlock answer) together in a particular form is written in the catalogue of the current file.It is preferred that
, the unlock prompt has password unlock prompt or problem unlock prompt.By the way that the unlock prompt is arranged, so that playing device
When playing current file, when the playback level for determining current file is less than the predetermined level of playing device, triggering is to ought be above
The pop-up of the locking and unlocking prompt of part;When the presupposed information corresponding with unlock prompt for receiving user's input can play
Current file realizes that the difference of recorded file set by the user for different stage checks permission.
When the unlock prompts for password unlock prompt, the presupposed information can be the password of character representation, such as
Password unlock prompt can guide the user to input password with text importing " please input unlocking pin ", only user's input
It can just unlock when password is equal with the presupposed information.
When the unlock prompts for problem unlock prompt, described problem unlock prompt, which can be, " please input identification card number
The problem of verifying age of user such as code ", then the presupposed information is time range at this time, only in the releasing lock of user's input
Determine just unlock when information is equal with the presupposed information.
It is worth noting that the method for program recording of setting X-certificate may be implemented based on this programme, therefore by recording
Adult grade (corresponding playback level) is written in described specific file during program file processed, so as in playing device
When playing current file, the playback level carried with playing device does a comparison, the broadcasting etc. in the only described specific file
Grade could directly open recorded file when being less than the playback level that playing device carries, and otherwise need to prompt by input and unlock
The corresponding information that unlocks can play the program, and X-certificate program is avoided to be opened by teenager.
When it is implemented, obtaining current file described in the Event Information Table of current file when by response recording request
Playback level;The playback level is written in the form of specific file in the catalogue of the current file;Work as recording process
In, when receiving playback level more new command, it is described specific to judge whether the playback level in the grade more new command is greater than
Playback level in file;When the playback level in the grade more new command is greater than playback level in the specific file, root
The specific file is replaced according to the playback level in the grade more new command.
Compared with prior art, document recording method disclosed by the invention solves is decoded using FFmpeg in the prior art
During can ignore the grade of file itself, cause the file for the grade that not can play still can play, grade limits can not
The problem of playing a role.The playback level of current file can be effectively got, and playback level is judged.
Embodiment three
It is a kind of structural schematic diagram of playing device 10 provided in an embodiment of the present invention referring to Fig. 3, Fig. 3;Include:
Specific file judging unit 11 judges the catalogue of current file to be played when being used for response file playing request
Whether specific file has been previously written;
Playback level acquiring unit 12, for obtaining when the catalogue of the current file has been previously written specific file
Playback level in the specific file;
Grade judging unit 13, for judging whether the playback level is greater than the predetermined level of playing device;
Lock cell 14 ought be above described in locking when for being greater than the predetermined level of playing device when the playback level
Part simultaneously pops up unlock prompt;
Unlock unit 15, for unlocking information and the information that unlocks meets presupposed information when receiving
When, it unlocks to the current file;
Broadcast unit 16, for playing the current file.
Specifically, first determining whether the broadcast format of current file to be played meets preset broadcast format.It is preferred that
, the preset broadcast format is ts format, and ts is the lower encapsulation format carried out of Japanese high-definition camera shooting, and full name is
The characteristics of MPEG2-TS, ts i.e. abbreviation of " Transport Stream ", MPEG2-TS format is exactly to require appointing from video flowing
One segment start all be can be independent decoded.Specifically, the broadcast format when the current file to be played is not ts lattice
When formula, the current file is directly played.
Specifically, the specific file judgement is single when the broadcast format of the current file to be played is ts format
Member 11 judges whether the catalogue of current file to be played has been previously written specific file.Preferably, the mesh of the current file
Record is the catalogue of the storage file of a file form.Preferably, the specific file is hidden file, the specific file
Format is bin format.It, can be decoded using FFmpeg in catalogue with the hidden file write-in current file of bin format
In the process, the hidden file will not be ignored.So as to read the information in the specific file.
Specifically, when the specific file judging unit 11 determines that the catalogue of current file to be played has been previously written spy
When determining file, the playback level acquiring unit 12 obtains the playback level in the specific file.Preferably, described broadcasting etc.
Grade can be record device when recording the current file, got from the Event Information Table of the current file described in
The playback level of current file.When the catalogue of current file to be played is not previously written specific file, at this point, described work as
In preceding document and playback level is not included, then the current file can be played directly.
Specifically, the grade judging unit 13 judges whether the playback level is greater than systemic presupposition grade, the system
System predetermined level can be the playback level of playing device setting themselves.Specifically, when the grade judging unit 13 determines institute
When stating playback level greater than systemic presupposition grade, determine to play after the current file is verified at this time.Specifically
, the current file can be locked by the lock cell 14 and pops up unlock prompt completes to verify come illustrative user.When
It, at this time ought be above described in judgement when the grade judging unit 13 determines that the playback level is less than or equal to systemic presupposition grade
Part does not need to verify, and can directly play the current file.
Preferably, one mentioning equipped with unlock prompt of pop-up while the lock cell 14 locks the current file
Show that interface box covers the current file, the unlock prompt has password unlock prompt or problem unlock prompt, at this point, described work as
There are two types of the lock modes of preceding document, and one is password lockings, and one is problem lockings.Preferably, unlock prompt can be with
In the catalogue that the current file is written together with the playback level when recording the current file or the unlock mentions
Show and can be the included unlock prompt of the playing device 10.
When password locking, it is equipped with presupposed information (password that can be character representation), at this time the prompting interface frame packet
The Password Input frame of the password unlock prompt and password unlock prompt is included, for example password unlock prompt can be with text
" unlocking pin please be input " is shown to guide user to input password, the only information that unlocks in Password Input frame input
The unit 15 that unlocks described in when equal with the presupposed information can just unlock.
When problem locking, it is equipped with default answer, the default answer is the presupposed information.Prompt circle at this time
Surface frame includes the answer input box of described problem unlock prompt and described problem unlock prompt, it is preferred that described problem unlock mentions
Show the problem of can be the verifying such as " ID card No. please be input " age of user, then the default answer described at this time is time model
It encloses.Only when the information that unlocks of answer input box input is equal with the default answer described in unlock unit
15 can just unlock.
Specifically, information is unlocked and when the information that unlocks meets presupposed information when receiving, the releasing
Lock cell 15 unlocks to the current file, and the broadcast unit 16 plays current file.By judging current file
Playback level, and then when playing current file carry out grade judgement, can be avoided adult program and contacted by teenager.
When it is implemented, specific file judging unit 11 judges to be played current when passing through response file playing request
Whether the catalogue of file has been previously written specific file;When the catalogue of current file to be played has been previously written specific file,
Playback level acquiring unit 12 obtains the playback level in the specific file;When grade judging unit 13 determines described broadcasting etc.
When grade is greater than systemic presupposition grade, lock cell 14 locks the current file and pops up unlock prompt;Lock is released when receiving
Determine information and when the information that unlocks meets presupposed information, the unit 15 that unlocks unlocks to the current file,
Broadcast unit 16 plays current file.
Compared with prior art, playing device 10 disclosed by the invention solves decoded using FFmpeg in the prior art
The grade that file itself can be ignored in the process causes the file for the grade that not can play that can still play, and grade limitation can not be sent out
The problem of waving effect.The playback level of current file can be effectively got, and playback level is judged.
Example IV
Referring to fig. 4, Fig. 4 is a kind of structural schematic diagram of record device 20 provided in an embodiment of the present invention;Include:
Playback level acquiring unit 21 when for responding recording request, obtains described in the Event Information Table of current file
The playback level of current file;
Specific file writing unit 22, for the current file to be written in the playback level in the form of specific file
Catalogue in;
Playback level judging unit 23, for working as in recording process, when receiving playback level more new command, described in judgement
Whether the playback level in grade more new command is greater than playback level in the specific file;
Specific file updating unit 24, for being greater than the specific file when the playback level in the grade more new command
When middle playback level, the specific file is replaced according to the playback level in the grade more new command.
Specifically, the Event Information Table is EIT RF table, record has the playback level of current file in EIT RF table,
When responding recording request, the playback level acquiring unit 21 obtained from the Event Information Table of current file described in ought be above
The playback level of part.
Specifically, the specific file writing unit 22 playback level is written in the form of specific file described in work as
In the catalogue of preceding document;Preferably, the specific file is hidden file, and the format of the specific file is bin format;It is described
The broadcast format of current file is ts format.Preferably, the preset broadcast format is ts format, and ts is Japanese high-definition camera
The lower encapsulation format carried out of machine shooting, full name MPEG2-TS, ts are the abbreviation of " Transport Stream ", MPEG2-TS lattice
The characteristics of formula be exactly require all be since any segment of video flowing can be independent decoded.The specific file writing unit
In 22 catalogue with the hidden file write-in current file of bin format, it can will not be neglected during decoded using FFmpeg
The slightly described hidden file.So as to read the information in the specific file.
Specifically, when receiving playback level more new command, the playback level judging unit 23 is sentenced when in recording process
Whether the playback level in the grade of breaking more new command is greater than playback level in the specific file;If the playback level is sentenced
Order member 23 determines that the playback level in the grade more new command is greater than playback level in the specific file, then described specific
File updating unit 24 replaces the specific file according to the playback level in the grade more new command, if the playback level
Judging unit 23 determines that the playback level in the grade more new command is less than or equal to playback level in the specific file, then
Keep playback level in the specific file constant.It, in this way can be with by recording maximum playback level in entire recording process
It is directly compared using maximum playback level when follow-up play.To avoid in playing process because variation is broadcast
It puts grade and needs continuous pop-up unlock prompt, it is bad so as to cause user experience.
Preferably, it when the specific file is written in the playback level by the specific file writing unit, can incite somebody to action
The mode of unlock prompt corresponding with the playback level and presupposed information (unlock answer) together in a particular form is written described
In the catalogue of current file.Preferably, the unlock prompt has password unlock prompt or problem unlock prompt.
When the unlock prompts for password unlock prompt, the presupposed information can be the password of character representation, such as
Password unlock prompt can guide the user to input password with text importing " please input unlocking pin ", only user's input
It can just unlock when password is equal with the presupposed information.
When the unlock prompts for problem unlock prompt, described problem unlock prompt, which can be, " please input identification card number
The problem of verifying age of user such as code ", then the presupposed information is time range at this time, only in the releasing lock of user's input
Determine just unlock when information is equal with the presupposed information.
When it is implemented, obtaining the event letter of current file when responding recording request by playback level acquiring unit 21
Cease the playback level of current file described in table;Specific file writing unit 22 is by the playback level in the form of specific file
It is written in the catalogue of the current file;In recording process, when receiving playback level more new command, playback level determines single
Member 23 judges whether the playback level in the grade more new command is greater than playback level in the specific file;When the grade
When playback level in more new command is greater than playback level in the specific file, specific file updating unit 24 is according to described etc.
Playback level in grade more new command replaces the specific file.
Compared with prior art, record device 20 disclosed by the invention solves decoded using FFmpeg in the prior art
The grade that file itself can be ignored in the process causes the file for the grade that not can play that can still play, and grade limitation can not be sent out
The problem of waving effect.The playback level of current file can be effectively got, and playback level is judged.
Embodiment five
It is a kind of structural schematic diagram of playback equipment 30 provided in an embodiment of the present invention referring to Fig. 5, Fig. 5;The embodiment
Playback equipment 30 includes: processor 31, memory 32 and is stored in the memory 32 and can be on the processor 31
The computer program of operation.The processor 31 realizes that above-mentioned each document play-back method is implemented when executing the computer program
Step in example, such as step S11~S15 shown in FIG. 1.Alternatively, reality when the processor 31 executes the computer program
The function of each unit in existing above-mentioned each Installation practice, such as the function of the specific file judging unit 11.
Illustratively, the computer program can be divided into one or more module/units, one or more
A module/unit is stored in the memory, and is executed by the processor 31, to complete the present invention.It is one or
Multiple module/units can be the series of computation machine program instruction section that can complete specific function, and the instruction segment is for describing
Implementation procedure of the computer program in the playing device 10.For example, the computer program can be divided into spy
Determine that file judging unit 11, playback level acquiring unit 12, grade judging unit 13, lock cell 14, unlock unit 15
And broadcast unit 16, each unit concrete function refer to the function of each unit in playing device 10 in above-described embodiment three,
This is repeated no more.
The playback equipment 30 can be the calculating such as desktop PC, notebook, palm PC and cloud server and set
It is standby.The playback equipment 30 may include, but be not limited only to, processor 31, memory 32.It will be understood by those skilled in the art that
The schematic diagram is only the example of playback equipment 30, does not constitute the restriction to playback equipment 30, may include than illustrating more
More or less component perhaps combines certain components or different components, such as the playback equipment 30 can also include defeated
Enter output equipment, network access equipment, bus etc..
The processor 31 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable GateArray, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng the processor 31 is the control centre of the playback equipment 30, utilizes various interfaces and the entire playback equipment of connection
30 various pieces.
The memory 32 can be used for storing the computer program and/or module, the processor 31 by operation or
Computer program and/or the module stored in the memory is executed, and calls the data being stored in memory, is realized
The various functions of the playback equipment 30.The memory 32 can mainly include storing program area and storage data area, wherein deposit
Application program needed for storage program area can store operating device, at least one function (for example sound-playing function, image play function
Energy is equal) etc.;Storage data area, which can be stored, uses created data (such as audio data, phone directory etc.) etc. according to mobile phone.
In addition, the memory 32 may include high-speed random access memory, it can also include nonvolatile memory, such as firmly
Disk, memory, plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital,
SD) block, flash card (Flash Card), at least one disk memory, flush memory device or other volatile solid-states
Part.
Wherein, if module/unit that the playback equipment 30 integrates is realized in the form of SFU software functional unit and conduct
Independent product when selling or using, can store in a computer readable storage medium.Based on this understanding, originally
The all or part of the process in above-described embodiment method is realized in invention, and relevant hardware can also be instructed by computer program
It completes, the computer program can be stored in a computer readable storage medium, the computer program is by processor
When execution, it can be achieved that the step of above-mentioned each embodiment of the method.Wherein, the computer program includes computer program code,
The computer program code can be source code form, object identification code form, executable file or certain intermediate forms etc..Institute
State computer-readable medium may include: can carry the computer program code any entity or device, recording medium,
USB flash disk, mobile hard disk, magnetic disk, CD, computer storage, read-only memory (ROM, Read-Only Memory), arbitrary access
Memory (RAM, Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It needs
It is bright, the content that the computer-readable medium includes can according in jurisdiction make laws and patent practice requirement into
Row increase and decrease appropriate, such as do not include electric load according to legislation and patent practice, computer-readable medium in certain jurisdictions
Wave signal and telecommunication signal.
Embodiment six
It is a kind of structural schematic diagram of recording arrangement 40 provided in an embodiment of the present invention referring to Fig. 6, Fig. 6;The embodiment
Recording arrangement 40 includes: processor 41, memory 42 and is stored in the memory 42 and can be on the processor 41
The computer program of operation.The processor 41 is realized when executing the computer program above-mentioned each asks that A Jin method for recording is real
Apply the step in example, such as step S21~S24 shown in Fig. 2.Alternatively, when the processor 31 executes the computer program
Realize the function of each unit in above-mentioned each Installation practice, such as the function of the playback level acquiring unit 21.
Illustratively, the computer program can be divided into one or more module/units, one or more
A module/unit is stored in the memory 42, and is executed by the processor 41, to complete the present invention.It is one
Or multiple module/units can be the series of computation machine program instruction section that can complete specific function, the instruction segment is for retouching
State implementation procedure of the computer program in the recording arrangement 40.For example, the computer program can be divided into
Playback level acquiring unit 21, specific file writing unit 22, playback level judging unit 23 and specific file updating unit
24, each unit concrete function is with reference to the function of each unit in record device 20 in above-described embodiment four, and details are not described herein.
The recording arrangement 40 can be the calculating such as desktop PC, notebook, palm PC and cloud server and set
It is standby.The recording arrangement 40 may include, but be not limited only to, processor 41, memory 42.It will be understood by those skilled in the art that
The schematic diagram is only the example of recording arrangement 40, does not constitute the restriction to recording arrangement 40, may include than illustrating more
More or less component perhaps combines certain components or different components, such as the recording arrangement 40 can also include defeated
Enter output equipment, network access equipment, bus etc..
The processor 41 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng the processor 41 is the control centre of the recording arrangement 40, utilizes various interfaces and the entire recording arrangement of connection
40 various pieces.
The memory 42 can be used for storing the computer program and/or module, the processor 41 by operation or
Computer program and/or the module stored in the memory is executed, and calls the data being stored in memory, is realized
The various functions of the recording arrangement 40.The memory 42 can mainly include storing program area and storage data area, wherein deposit
Application program needed for storage program area can store operating device, at least one function (for example sound-playing function, image play function
Energy is equal) etc.;Storage data area, which can be stored, uses created data (such as audio data, phone directory etc.) etc. according to mobile phone.
In addition, the memory 42 may include high-speed random access memory, it can also include nonvolatile memory, such as firmly
Disk, memory, plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital,
SD) block, flash card (Flash Card), at least one disk memory, flush memory device or other volatile solid-states
Part.
Wherein, if module/unit that the recording arrangement 40 integrates is realized in the form of SFU software functional unit and conduct
Independent product when selling or using, can store in a computer readable storage medium.Based on this understanding, originally
The all or part of the process in above-described embodiment method is realized in invention, and relevant hardware can also be instructed by computer program
It completes, the computer program can be stored in a computer readable storage medium, the computer program is by processor
When execution, it can be achieved that the step of above-mentioned each embodiment of the method.Wherein, the computer program includes computer program code,
The computer program code can be source code form, object identification code form, executable file or certain intermediate forms etc..Institute
State computer-readable medium may include: can carry the computer program code any entity or device, recording medium,
USB flash disk, mobile hard disk, magnetic disk, CD, computer storage, read-only memory (ROM, Read-Only Memory), arbitrary access
Memory (RAM, Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It needs
It is bright, the content that the computer-readable medium includes can according in jurisdiction make laws and patent practice requirement into
Row increase and decrease appropriate, such as do not include electric load according to legislation and patent practice, computer-readable medium in certain jurisdictions
Wave signal and telecommunication signal.
Embodiment seven
It is a kind of structural schematic diagram of play system 50 provided in an embodiment of the present invention referring to Fig. 7, Fig. 7;Including above-mentioned reality
Apply record device 20 described in playing device 10 and above-described embodiment four described in example three.
Specifically, obtaining institute from the Event Information Table of current file when the record device 20 responds recording request
State the playback level of current file.The playback level is written in the form of specific file in the catalogue of the current file;
Preferably, the specific file is hidden file, and the format of the specific file is bin format;The broadcasting of the current file
Format is ts format.In catalogue with the hidden file write-in current file of bin format, the decoded mistake of FFmpeg can used
Cheng Zhong will not ignore the hidden file.So as to read the information in the specific file.
Specifically, when the record device 20 receives playback level more new command, judging described etc. when in recording process
Whether the playback level in grade more new command is greater than playback level in the specific file;If broadcasting in the grade more new command
Grade is put greater than playback level in the specific file, then the spy is replaced according to the playback level in the grade more new command
Determine file, if the playback level in the grade more new command is less than or equal to playback level in the specific file, keeps
Playback level is constant in the specific file.It, in this way can be rear by recording maximum playback level in entire recording process
It is directly compared using maximum playback level when continued broadcasting is put.To avoid in playing process the broadcasting etc. because of variation
Grade needs continuous pop-up unlock prompt, bad so as to cause user experience.
Specifically, the playing device 10 first determines whether the broadcasting of current file to be played when responding playing request
Whether format meets preset broadcast format.Preferably, the preset broadcast format is ts format.Specifically, when to be played
The broadcast format of current file when not being ts format, directly play the current file.
Specifically, the playing device 10 judges when the broadcast format of the current file to be played is ts format
Whether the catalogue of current file to be played has been previously written specific file.Preferably, the catalogue of the current file is a text
Part presss from both sides the catalogue of the storage file of form.Preferably, the specific file is hidden file, and the format of the specific file is
Bin format.Specifically, the playing device 10 obtains when the catalogue of current file to be played has been previously written specific file
Take the playback level in the specific file.Preferably, the playback level can be record device ought be above described in the recording
When part, the playback level of the current file got from the Event Information Table of the current file.When to be played is worked as
When the catalogue of preceding document is not previously written specific file, at this point, in the current file and not including playback level, then can
Directly to play the current file.
Specifically, the playing device 10 judges whether the playback level is greater than systemic presupposition grade, the system is pre-
If grade can be the playback level of playing device setting themselves.Specifically, when the playback level is greater than systemic presupposition grade
When, determine to play after the current file is verified at this time.Specifically, can be by locking the current file
And it pops up unlock prompt and carrys out illustrative user completion verifying.When the playback level is less than or equal to systemic presupposition grade, at this time
Determine that the current file does not need to verify, can directly play the current file.
Preferably, the pop-up one prompting interface frame for being equipped with unlock prompt covers institute while locking the current file
Current file is stated, the unlock prompt has password unlock prompt or problem unlock prompt, at this point, the locking side of the current file
There are two types of formulas, and one is password lockings, and one is problem lockings.By the way that the unlock prompt is arranged, so that playing device 10 is broadcast
When putting current file, when the playback level for determining current file is less than the predetermined level of playing device, trigger to current file
Locking and unlocking prompt pop-up;Work as when the presupposed information corresponding with unlock prompt for receiving user's input can play
Preceding document realizes that the difference of recorded file set by the user for different stage checks permission.
When password locking, it is equipped with presupposed information (password that can be character representation), at this time the prompting interface frame packet
The Password Input frame of the password unlock prompt and password unlock prompt is included, for example password unlock prompt can be with text
" unlocking pin please be input " is shown to guide user to input password, the only information that unlocks in Password Input frame input
It can just unlock when equal with the presupposed information.
When problem locking, it is equipped with default answer, the default answer is the presupposed information.Prompt circle at this time
Surface frame includes the answer input box of described problem unlock prompt and described problem unlock prompt, it is preferred that described problem unlock mentions
Show the problem of can be the verifying such as " ID card No. please be input " age of user, then the default answer described at this time is time model
It encloses.Only can just it unlock when the information that unlocks of answer input box input is equal with the default answer.
Specifically, unlocking information and the information that unlocks meets default letter when the playing device 10 receives
When breath, the current file is unlocked and played.By judging the playback level of current file, and then play current file
When carry out grade judgement, can be avoided adult program and contacted by teenager.
When it is implemented, obtaining the event information of current file when responding recording request by record device 20 first
The playback level of current file described in table, and the current file is written into the playback level in the form of specific file
In catalogue;Then playing device 10 is in response file playing request, when the catalogue of current file to be played has been previously written
When specific file, the playback level in the specific file is obtained;Last playing device 10 is greater than in the judgement playback level
When systemic presupposition grade, locks the current file and pop up unlock prompt, and work as and receive unlock information and the solution
When meeting presupposed information except locking information, the current file is unlocked and played.
Compared with prior art, play system 50 disclosed by the invention solves decoded using FFmpeg in the prior art
The grade that file itself can be ignored in the process causes the file for the grade that not can play that can still play, and grade limitation can not be sent out
The problem of waving effect.The playback level of current file can be effectively got, and playback level is judged.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of document play-back method characterized by comprising
When response file playing request, judge whether the catalogue of current file to be played has been previously written specific file;
If so, obtaining the playback level in the specific file;If it is not, then directly playing the current file;
Judge whether the playback level is greater than systemic presupposition grade;
If so, locking the current file and popping up unlock prompt;If it is not, then directly playing the current file;
Information is unlocked and when the information that unlocks meets presupposed information when receiving, and the current file is released and is locked
Determine and plays.
2. document play-back method as described in claim 1, which is characterized in that when the response file playing request, judge to
Whether the catalogue of the current file of broadcasting has been previously written specific file
Judge whether the broadcast format of current file to be played meets preset broadcast format;
If so, judging whether the catalogue of current file to be played has been previously written the specific file;If it is not, then directly broadcasting
Put the current file.
3. document play-back method as claimed in claim 2, which is characterized in that the specific file is hidden file, the spy
The format for determining file is bin format;The preset broadcast format is ts format.
4. a kind of document recording method characterized by comprising
When responding recording request, the playback level of current file described in the Event Information Table of current file is obtained;
The playback level is written in the form of specific file in the catalogue of the current file;
In recording process, when receiving playback level more new command, judge that the playback level in the grade more new command is
It is no to be greater than playback level in the specific file;
If so, the specific file is replaced according to the playback level in the grade more new command, if it is not, then keeping the spy
It is constant to determine playback level in file.
5. document play-back method as claimed in claim 4, which is characterized in that the specific file is hidden file, the spy
The format for determining file is bin format;The broadcast format of the current file is ts format.
6. a kind of playing device characterized by comprising
Whether specific file judging unit judges the catalogue of current file to be played when being used for response file playing request
It is previously written specific file;
Playback level acquiring unit, for obtaining the spy when the catalogue of the current file has been previously written specific file
Determine the playback level in file;
Grade judging unit, for judging whether the playback level is greater than the predetermined level of playing device;
Lock cell locks the current file and bullet when for being greater than the predetermined level of playing device when the playback level
Unlock prompt out;
Unlock unit, right for unlocking information and when the information that unlocks meets presupposed information when receiving
The current file unlocks;
Broadcast unit, for playing the current file.
7. a kind of playback equipment, which is characterized in that including processor, memory and store in the memory and be configured
For the computer program executed by the processor, the processor realizes the claims when executing the computer program
Document play-back method described in any one of 1~3.
8. a kind of record device characterized by comprising
Playback level acquiring unit when for responding recording request, obtains described in the Event Information Table of current file when above
The playback level of part;
Specific file writing unit, for the playback level to be written to the catalogue of the current file in the form of specific file
In;
Playback level judging unit, for when receiving playback level more new command, judging the grade more in recording process
Whether the playback level in new command is greater than playback level in the specific file;
Specific file updating unit, for being played when the playback level in the grade more new command is greater than in the specific file
When grade, the specific file is replaced according to the playback level in the grade more new command.
9. a kind of recording arrangement, which is characterized in that including processor, memory and store in the memory and be configured
For the computer program executed by the processor, the processor realizes the claims when executing the computer program
Document recording method described in any one of 4~5.
10. a kind of play system, which is characterized in that including playing device described in the claims 6 and the claims 8
The record device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810682932.7A CN108966021A (en) | 2018-06-28 | 2018-06-28 | Document play-back method and device, document recording method and device and play system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810682932.7A CN108966021A (en) | 2018-06-28 | 2018-06-28 | Document play-back method and device, document recording method and device and play system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108966021A true CN108966021A (en) | 2018-12-07 |
Family
ID=64487466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810682932.7A Pending CN108966021A (en) | 2018-06-28 | 2018-06-28 | Document play-back method and device, document recording method and device and play system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108966021A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112035808A (en) * | 2020-08-10 | 2020-12-04 | Tcl海外电子(惠州)有限公司 | Multimedia playing method, device, terminal equipment and storage medium |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101110929A (en) * | 2006-07-19 | 2008-01-23 | 上海乐金广电电子有限公司 | Digital multimedia document playing control method |
CN101729851A (en) * | 2008-10-31 | 2010-06-09 | 深圳Tcl新技术有限公司 | Television set with functions of child lock and method for implementing child lock |
CN102047697A (en) * | 2008-05-27 | 2011-05-04 | 高通股份有限公司 | Methods and apparatus for generating user profile based on periodic location fixes |
US20120088218A1 (en) * | 2007-12-12 | 2012-04-12 | Russell Acree | System and method of penalty data compilation, analysis and report generation |
CN103207734A (en) * | 2012-01-11 | 2013-07-17 | 深圳富泰宏精密工业有限公司 | Electronic device unlocking system and method |
US20140370486A1 (en) * | 2013-06-13 | 2014-12-18 | Chad Friehauf | Methods and systems for teaching playbook content and testing knowledge of the same |
CN107484028A (en) * | 2017-09-15 | 2017-12-15 | 青岛海信电器股份有限公司 | Video broadcasting method and equipment |
-
2018
- 2018-06-28 CN CN201810682932.7A patent/CN108966021A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101110929A (en) * | 2006-07-19 | 2008-01-23 | 上海乐金广电电子有限公司 | Digital multimedia document playing control method |
US20120088218A1 (en) * | 2007-12-12 | 2012-04-12 | Russell Acree | System and method of penalty data compilation, analysis and report generation |
CN102047697A (en) * | 2008-05-27 | 2011-05-04 | 高通股份有限公司 | Methods and apparatus for generating user profile based on periodic location fixes |
CN101729851A (en) * | 2008-10-31 | 2010-06-09 | 深圳Tcl新技术有限公司 | Television set with functions of child lock and method for implementing child lock |
CN103207734A (en) * | 2012-01-11 | 2013-07-17 | 深圳富泰宏精密工业有限公司 | Electronic device unlocking system and method |
US20140370486A1 (en) * | 2013-06-13 | 2014-12-18 | Chad Friehauf | Methods and systems for teaching playbook content and testing knowledge of the same |
CN107484028A (en) * | 2017-09-15 | 2017-12-15 | 青岛海信电器股份有限公司 | Video broadcasting method and equipment |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112035808A (en) * | 2020-08-10 | 2020-12-04 | Tcl海外电子(惠州)有限公司 | Multimedia playing method, device, terminal equipment and storage medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110602544B (en) | Video display method and device, electronic equipment and storage medium | |
CN100492277C (en) | Method and device for using Hashing method in a safe guide loading program | |
US6158005A (en) | Cloning protection scheme for a digital information playback device | |
US7286451B2 (en) | Copy control using digital speed bumps | |
US20060136219A1 (en) | User authentication by combining speaker verification and reverse turing test | |
US20150169943A1 (en) | System, method and apparatus for biometric liveness detection | |
CN107832595B (en) | Locking method and related equipment | |
CN109271757B (en) | Off-line activation method and system for software | |
CN103310139A (en) | Input validation method and input validation device | |
CN106550189A (en) | A kind of interlock method, relevant device and system | |
CN108966021A (en) | Document play-back method and device, document recording method and device and play system | |
CN111698529B (en) | Live broadcast monitoring method, device, equipment and computer readable storage medium | |
US20170164047A1 (en) | Method and electronic device for restricting video playing | |
CN108985075A (en) | A kind of image file disk encryption system and method for lightweight | |
WO2009062165A1 (en) | File accessing and retrieval using soft digital rights management technology | |
CN111432271B (en) | Multi-screen interaction method and system | |
US20090019090A1 (en) | Method and device for producing recordings on storage devices | |
CN112926546A (en) | Bullet screen sending method, bullet screen sending device, bullet screen equipment and readable storage medium | |
JPH1153504A (en) | User confirming method using electronic id card | |
CN112915545A (en) | Data processing method and system | |
CN110490009A (en) | A kind of enterprise management platform system | |
EP3765984A1 (en) | Secure data processing | |
CN107809608A (en) | A kind of generation method and device of digital signature video | |
CN101494539A (en) | Method for controlling use right of data processing device | |
CN100578457C (en) | JAVA application authentication method using class library footprint file |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
|
RJ01 | Rejection of invention patent application after publication |