CN105611393A - Video playing control method and device - Google Patents
Video playing control method and device Download PDFInfo
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- CN105611393A CN105611393A CN201510967140.0A CN201510967140A CN105611393A CN 105611393 A CN105611393 A CN 105611393A CN 201510967140 A CN201510967140 A CN 201510967140A CN 105611393 A CN105611393 A CN 105611393A
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- 230000002045 lasting effect Effects 0.000 claims description 21
- 238000000151 deposition Methods 0.000 claims 1
- 230000005856 abnormality Effects 0.000 abstract description 11
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- 238000010586 diagram Methods 0.000 description 4
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Classifications
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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
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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
- H04N21/4331—Caching operations, e.g. of an advertisement for later insertion during playback
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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
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
- H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
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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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- User Interface Of Digital Computer (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a video playing control method. The method comprises the following steps of obtaining a to-be-switched multimedia application corresponding to a video switching command when the video switching command is detected; obtaining a first switching duration between the to-be-switched multimedia application and the current multimedia application corresponding to a video program displayed by a display interface when the display interface of a terminal displays the video program; closing the current multimedia application and playing the current video program on the display interface in a cache way; and when the playing of the cached video program is finished, playing the video program of the to-be-switched multimedia application on the display interface. The invention also discloses a video playing control device. According to the video playing control method and device, after video resources of the multimedia application corresponding to the current video program are released, the video program of the to-be-switched multimedia application is played, and the phenomenon of video output abnormality, such as video picture abnormality and blue screen, due to unreleased video resources of the current video program in the video switching process of the multimedia application can be avoided.
Description
Technical field
The present invention relates to TV technology, relate in particular to a kind of video playing control method and device.
Background technology
At present, along with the fast development of intelligent television, for example excellent cruel video, like the Intelligent electrics such as strange skill videoDepending on multimedia application also more and more, function is more and more abundanter, for user provides abundant sparetime joyHappy resource.
But, in the time that intelligent television carries out the video switch between multimedia application, due to current multimediaThe video resource of application discharges needs the regular hour, causes the video resource of current multimedia application to continueOutput a period of time, and then cause the video output abnormality of intelligent television, for example video pictures color exception,Blue screen etc.
Summary of the invention
The invention provides a kind of video playing control method and device, be intended to solve intelligent television in multimediaThe technical problem of video output abnormality when video switch between application.
For achieving the above object, a kind of video playing control method provided by the invention, described video playbackControl method comprises the following steps:
In the time detecting video switch instruction, obtain to be switched multimedia corresponding to described video switch instructionApplication;
In the time that the display interface of terminal shows video frequency program, obtain described to be switched multimedia application andDuration is switched between current multimedia application corresponding to video frequency program that described display interface shows first,Wherein, described first switches the duration of closing that duration is greater than current multimedia application;
Close current multimedia application, and play current video joint in the mode of buffer memory at described display interfaceOrder, wherein, the lasting duration of playing current video program in the mode of buffer memory is described the first switching duration;
In the time that current video program is play end, playing described to be switched multimedia at described display interface shouldWith video frequency program.
Preferably, close current multimedia application, and play and work as at described display interface in the mode of buffer memoryThe step of front video frequency program comprises:
During in frequency frame redirect state, close current multimedia application in current video program, and with buffer memoryThe video frequency program of mode after described display interface is play Preset Time interval, wherein, with buffer memoryThe playing duration that mode is play the video frequency program after Preset Time interval is described the first switching duration.
Preferably, obtain the video frequency program that described to be switched multimedia application and display interface show correspondingThe step that duration is switched between current multimedia application first comprises:
Between described to be switched multimedia application and current multimedia application, be for the first time when video switch,Obtain respectively the memory size that described to be switched multimedia application and current multimedia application take;
The internal memory that described to be switched multimedia application based on obtaining and current multimedia application take is respectively largeThe starting duration of the described to be switched multimedia application of little calculating and current multimedia application close duration;
The duration of closing of the starting duration of described to be switched multimedia application and current multimedia application is addedObtain first between described to be switched multimedia application and current multimedia application and switch duration.
Preferably, in the time detecting video switch instruction, obtain corresponding to be cut of described video switch instructionAfter changing the step of multimedia application, described video playing control method also comprises:
Not when display video programs, obtain second of described to be switched multimedia application at described display interfaceSwitch duration;
In the time that the described second lasting duration that switches duration finishes, play described to be cut at described display interfaceChange the video frequency program of multimedia application.
Preferably, in the time detecting video switch instruction, obtain corresponding to be cut of described video switch instructionBefore changing the step of multimedia application, described video playing control method also comprises:
Detecting terminal current display interface while showing channel menu, the instruction of detecting real-time video switch.
In addition, for achieving the above object, the present invention also provides a kind of video playback control device, described in lookFrequently broadcast control device comprises:
The first acquisition module, in the time detecting video switch instruction, obtains described video switch instructionCorresponding to be switched multimedia application;
The second acquisition module, in the time that the display interface of terminal shows video frequency program, treats described in obtainingCurrent multimedia application corresponding to video frequency program that switching multi-media application and described display interface show itBetween first switch duration, wherein, described first switches duration while being greater than closing of current multimedia applicationLong;
Closing module, for closing current multimedia application, and in the mode of buffer memory at described display interfacePlay current video program, wherein, the lasting duration of playing current video program in the mode of buffer memory is instituteState the first switching duration;
The first playing module, while end, shows at described display interface for playing in current video programThe video frequency program of described to be switched multimedia application.
Preferably, described closing module is also for, closing during in frequency frame redirect state in current video programClose current multimedia application, and in the mode of buffer memory after described display interface is play Preset Time intervalVideo frequency program, wherein, play the broadcasting of the video frequency program after Preset Time interval in the mode of buffer memoryDuration is described the first switching duration.
Preferably, described the second acquisition module comprises:
Acquiring unit is to look for the first time between described to be switched multimedia application and current multimedia applicationFrequently while switching, in obtaining respectively that described to be switched multimedia application and current multimedia application takeDeposit size;
The first computing unit, for the described to be switched multimedia application based on obtaining and current many matchmakers respectivelyBody is applied the memory size taking and is calculated starting duration and the current multimedia of described to be switched multimedia applicationApplication close duration;
The second computing unit, for by the starting duration of described to be switched multimedia application and current multimediaThe duration of closing of application is added and obtains the between described to be switched multimedia application and current multimedia applicationOne switches duration.
Preferably, described video playback control device also comprises:
The 3rd acquisition module, for not when display video programs, obtaining described to be cut at described display interfaceChange second of multimedia application and switch duration;
The second playing module, in the time that the described second lasting duration that switches duration finishes, described aobviousShow the video frequency program of the described to be switched multimedia application of interface broadcasting.
Preferably, described video playback control device also comprises:
Detecting module, for detecting terminal current display interface while showing channel menu, detects in real timeSurvey video switch instruction.
The present invention, by the time detecting video switch instruction, obtains corresponding the treating of described video switch instructionSwitching multi-media application, then, in the time that the display interface of terminal shows video frequency program, obtains described to be cutChange first between the current multimedia application that video frequency program that multimedia application and display interface show is correspondingSwitch duration, then close current multimedia application, and play at described display interface in the mode of buffer memoryCurrent video program, finally in the time that current video program is play end, described in described display interface broadcastingThe video frequency program of to be switched multimedia application, has realized in the time carrying out the video switch of multimedia application, broadcastsPutting lasting duration is the current video program of the first switching duration and then plays to be switched multimedia applicationVideo frequency program is play to be cut after the video resource of multimedia application corresponding to current video program dischargesChange the video frequency program of multimedia application, avoid in the video switch process of multimedia application because of current video jointObject video resource does not discharge and causes the phenomenon of the video output abnormalities such as video pictures color exception, blue screen.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of video playing control method the first embodiment of the present invention;
Fig. 2 obtains the first switching duration step in video playing control method the second embodiment of the present inventionRefinement schematic flow sheet;
Fig. 3 is the schematic flow sheet of video playing control method of the present invention the 3rd embodiment;
Fig. 4 is the high-level schematic functional block diagram of video playback control device the first embodiment of the present invention;
Fig. 5 is the refinement function of the second acquisition module in video playback control device the second embodiment of the present inventionModule diagram;
Fig. 6 is the high-level schematic functional block diagram of video playback control device the 3rd embodiment of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are done further with reference to accompanying drawingExplanation.
Detailed description of the invention
Should be appreciated that specific embodiment described herein is only in order to explain the present invention, and be not used in limitDetermine the present invention.
The invention provides a kind of video playing control method. With reference to Fig. 1, Fig. 1 is video playback control of the present inventionThe schematic flow sheet of method the first embodiment processed.
In the present embodiment, this video playing control method comprises:
Step S10, in the time detecting video switch instruction, obtains corresponding to be cut of described video switch instructionChange multimedia application;
Wherein, multimedia application comprises sounds of nature K song, likes video, the music such as strange skill video, excellent cruel videoApplication and HDMI (HighDefinitionMultimediaInterface, HDMI)Application, DTV application etc. It is distant that video switch instruction refers to that user passes through in the time that needs switching multi-media is appliedThe instruction that the panel of the control terminal such as device or intelligent television etc. sends, is receiving user by remote controller etc.When the panel transmission of terminal or TV or the video switch instruction of input, intelligent television obtains this video and cutsChange to be switched multimedia application corresponding to instruction, wherein, this to be switched multimedia application can be Intelligent electricDepending in arbitrary multimedia application except current multimedia application.
Step S20, in the time that the display interface of terminal shows video frequency program, obtains described to be switched multimediaWhen between current multimedia application corresponding to video frequency program that application and display interface show first switchedLong, wherein, described first switches the duration of closing that duration is greater than current multimedia application;
Wherein, first switches duration and refers to that to be switched multimedia application and current multimedia application switchTime television system required consumption time. In current multimedia application and to be switched multimedia applicationPrimary video switch time, first switch duration comprise current multimedia application close duration (internal memory dischargeDuration) and the starting duration of to be switched multimedia application, and the internal memory of multimedia application discharge duration withAnd starting duration determines by the memory size of this multimedia application, therefore, the difference of the terminals such as intelligent televisionSwitching duration between multimedia application is mainly by to be switched multimedia application and current multimedia applicationDepositing size determines. In the present embodiment, should by obtaining respectively to be switched multimedia application and current multimediaWith memory size, then according in the to be switched multimedia application that gets and current multimedia applicationDeposit size while calculating respectively closing of the starting duration of to be switched multimedia application and current multimedia applicationLong, then closing the starting duration of the to be switched multimedia application calculating and current multimedia applicationDuration is added can obtain the switching of first between to be switched multimedia application and current multimedia application timeLong, for example, the shared memory size of the excellent cruel video of current multimedia application is 1000M, current manyThe duration of closing of media application is 1000ms, the internal memory of to be switched multimedia application DTV multimedia applicationSize is 1100M, and the starting duration of to be switched multimedia application is 1100ms, and therefore, this is to be switchedIt is 2100ms that duration is switched between multimedia application and current multimedia application first, wherein, and multimediaThe every increase of the memory size 100M of the application switching duration of its correspondence increases 100ms. Certainly, currentMultimedia application and to be switched multimedia application are not for the first time when video switch, can obtain intelligent televisionDuration is switched in first of the current multimedia application of system storage and to be switched multimedia application, and this first is cutChanging duration is the front switching duration once switching of current multimedia application and to be switched multimedia application, itsIn previous multimedia application switch can should for switched to be switched multimedia by current multimedia applicationWith or switch to current multimedia application by be switched multimedia application, in the present embodiment, gettingWhen the first switching duration, the to be switched multimedia application of association store, current multimedia application and first are cutChange duration.
Step S30, closes current multimedia application, and plays and work as at described display interface in the mode of buffer memoryFront video frequency program, wherein, the lasting duration of playing current video program in the mode of buffer memory is described firstSwitch duration;
Intelligent television buffer memory current video program, the video frequency program of playing by its display interface carries out buffer memory,Wherein, the lasting duration of the current video program of buffer memory is described the first switching duration, then in its demonstrationThe video frequency program of buffer memory is play at interface, plays the video frequency program of buffer memory.
Step S40, in the time that startup video program play finishes, plays described to be switched at described display interfaceThe video frequency program of multimedia application.
In the time that the video program play of buffer memory finishes, current multimedia application has switched to be switched many matchmakersBody application, i.e. foregoing current multimedia application is closed, and to be switched multimedia application becomesMerit starts, and now, plays the video frequency program of this to be switched multimedia application at the display interface of intelligent television.
Further, in other embodiments, close current multimedia application, in the mode of buffer memory in instituteStating display interface plays the step of current video program and comprises: in current video program in frequency frame redirect shapeWhen state, close current multimedia application, play between Preset Time at described display interface in the mode of buffer memoryEvery after video frequency program, wherein, play the video frequency program after Preset Time interval in the mode of buffer memoryPlaying duration be described first switch duration.
Wherein, current video program refers to that in frequency frame redirect state current video program carrying out F.F.Or the operation of rewind down, therefore in buffer memory current video program directly after buffer memory Preset Time intervalVideo frequency program, with time at intervals time interval of the current broadcasting of video frequency program after video frequency program,Certainly, also can buffer memory frame redirect frequently complete video frequency program afterwards, i.e. video after F.F. or rewind downProgram.
Further, in other embodiments, before step S10, this video playing control method alsoComprise: detecting terminal current display interface while showing channel menu, detecting real-time video switch refers toOrder.
In the present embodiment, in the time of normal play video program, the channel menu of intelligent television is in hidingState, and detecting terminal current display interface while showing channel menu, intelligent television root is describedThe instruction that guidance panel according to user by remote controller or intelligent television etc. triggers shows frequently at display interfaceRoad menu, now, user may carry out by recalling channel menu the switching of video frequency program, therefore intelligenceThe instruction of TV detecting real-time video switch.
In the present embodiment, by the time detecting video switch instruction, obtain described video switch instruction pairThe to be switched multimedia application of answering, then, in the time that the display interface of terminal shows video frequency program, obtains instituteState between the current multimedia application that video frequency program that to be switched multimedia application and display interface show is correspondingFirst switch duration, then close current multimedia application, and in the mode of buffer memory in described demonstration circleFace is play current video program, finally, in the time that current video program is play end, broadcasts at described display interfacePut the video frequency program of described to be switched multimedia application, realized at the video switch that carries out multimedia applicationTime, play lasting duration and be the current video program of the first switching duration and then play to be switched multimediaThe video frequency program of application is broadcast after the video resource of multimedia application corresponding to current video program dischargesPut the video frequency program of to be switched multimedia application, avoid in the video switch process of multimedia application because of currentThe video resource of video frequency program does not discharge and causes the video output abnormalities such as video pictures color exception, blue screenPhenomenon, improved user's experience.
The second embodiment of video playing control method of the present invention is proposed based on the first embodiment, with reference to Fig. 2,In the present embodiment, step S20 comprises:
Step S21 is video for the first time between described to be switched multimedia application and current multimedia applicationWhen switching, obtain respectively the memory size that described to be switched multimedia application and current multimedia application take;
The memory size that to be switched multimedia application and current multimedia application take refers to be switched multimediaThe size of the intelligent television system internal memory that application and current multimedia application take respectively in running.
Step S22, the described to be switched multimedia application based on obtaining and current multimedia application take respectivelyMemory size calculate the starting duration of described to be switched multimedia application and closing of current multimedia applicationDuration;
Calculate respectively according to the to be switched multimedia application getting and the memory size of current multimedia applicationThe starting duration of to be switched multimedia application and current multimedia application close duration, for example, current manyThe shared memory size of the excellent cruel video of media application is 1000M, when the closing of current multimedia applicationLong is 1000ms, and the memory size of to be switched multimedia application DTV multimedia application is 1100M,The duration of closing of to be switched multimedia application is 1100ms, in the present embodiment, to be switched multimedia application orThe every increase of the memory size 100M of the current multimedia application switching duration of its correspondence increases 100ms.
Step S23, by closing of the starting duration of described to be switched multimedia application and current multimedia applicationWhen duration is added the first switching obtaining between described to be switched multimedia application and current multimedia applicationLong.
Appearance during by the closing of the starting duration of above-mentioned to be switched multimedia application and current multimedia applicationAdd and can obtain the switching of first between to be switched multimedia application and current multimedia application duration, for example,The duration of closing of current multimedia application is 1000ms, and the starting duration of to be switched multimedia application isWhen 1100ms, first between to be switched multimedia application and current multimedia application switched duration and is2100ms. In the present embodiment, along with the continuous renewal of multimedia application, this multimedia application is sharedInternal memory may become (multimedia application optimization) greatly or diminish while increasing the function of the multimedia application () and thenCause the switching duration of this multimedia application and other multimedia application to change, therefore, each manyAfter switching duration calculation between media application completes, can store or upgrade the switching duration of system storage.
Further, in other embodiments, this video playing control method also comprises:
In the time that described to be switched multimedia application and current multimedia application have been switched, obtain described to be cutChange the actual switching duration of multimedia application and current multimedia application;
Store described actual switching duration or upgrade described switching duration based on the described actual duration that switches.
In the time carrying out multimedia application at every turn and switch, intelligent television system stores that this multimedia application switchesThe multimedia application of switching duration and correspondence (comprises that to be switched multimedia application and current multimedia shouldWith information), certainly in the time that television system stores the switching duration that this multimedia application switches, directly moreNew this switching duration, to make this switching duration more accurate, for example along with multimedia application constantly moreNewly, the shared internal memory of this multimedia application may become (multimedia application optimization) greatly or (the many matchmakers that diminishWhen the function of body application increases) and then cause the switching duration of this multimedia application and other multimedia applicationChange, therefore, after each multimedia application has been switched, all need to upgrade cutting of system storageChange duration, therefore, in the time that to be switched multimedia application and current multimedia application have been switched, need to obtainThe actual switching duration of to be switched multimedia application and current multimedia application.
Further, step S20 also comprises: should in described to be switched multimedia application and current multimediaWith between be not for the first time when video switch, the described to be switched multimedia application of obtaining described terminal storageAnd duration is switched in first between current multimedia application.
Between to be switched multimedia application and current multimedia application, not for the first time when video switch, electricityWhen viewing system internal memory needs switching multi-media application and the last switching of switching of current multimedia applicationGrow, therefore can directly obtain described to be switched multimedia application and the current multimedia application of TV storageBetween switching duration.
The present embodiment by being for the first time between described to be switched multimedia application and current multimedia applicationWhen video switch, obtain respectively the memory size that to be switched multimedia application and current multimedia application take,Then the memory size meter that the to be switched multimedia application based on obtaining and current multimedia application take respectivelyCalculate the duration of closing of the starting duration of to be switched multimedia application and current multimedia application, then by be cutThe duration of closing that changes the starting duration of multimedia application and current multimedia application is added and obtains to be switched many matchmakersDuration is switched between body application and current multimedia application first, and having realized should according to be switched multimediaWith with the memory size of current multimedia application calculate to be switched multimedia application and current multimedia application itBetween first switch duration, make first when switching of to be switched multimedia application and current multimedia applicationLong calculating is more accurate, and then video output abnormality can avoid more accurately multimedia application to switch timeProblem occurs, and has further improved user's experience.
The 3rd embodiment of video playing control method of the present invention is proposed based on the first embodiment, with reference to Fig. 3,In the present embodiment, this video playing control method also comprises:
Step S50, at described display interface, not when display video programs, obtaining described to be switched multimedia shouldWith second switch duration;
Wherein, display interface not display video programs refers to that intelligent television is current and do not play any video frequency program,Second switches the starting duration that duration comprises to be switched multimedia application, and the starting duration of multimedia applicationMemory size by this multimedia application determines, therefore, second switches duration mainly by be switched multimediaThe memory size decision of application, in the present embodiment, can be by obtaining the internal memory of to be switched multimedia applicationSize, then calculating to be switched multimedia according to the memory size of the to be switched multimedia application getting shouldWith startup consuming timely second switch duration, for example, to be switched multimedia application DTV multimedia applicationMemory size is 1100M, and second of to be switched multimedia application the switching duration is 1100ms, wherein,The every increase of the memory size 100M of the multimedia application switching duration of its correspondence increases 100ms. Certainly,In the present embodiment, second switches duration also comprises default duration threshold value, when the second switching duration is defaultLong threshold value adds the starting duration of to be switched multimedia application, and this default duration threshold value can be set to 10msDeng.
Step S60, in the time that the described second lasting duration that switches duration finishes, plays at described display interfaceThe video frequency program of described to be switched multimedia application.
In the present embodiment, in the time-continuing process of the second switching duration, the display interface of intelligent television is notShow any video frequency program, i.e. blue screen or the blank screen state of display interface before video program play,Second switches the lasting duration of duration while finishing, plays described to be switched multimedia application at display interfaceVideo frequency program.
The present embodiment is by display interface not when display video programs, and obtaining described to be switched multimedia shouldWith second switch duration, in the time that the lasting duration of the second switching duration finishes, broadcast at described display interfacePut the video frequency program of described to be switched multimedia application, realized at the video switch that carries out multimedia applicationWhen (broadcasting), in the time that finishing, plays the lasting duration of the second switching duration looking of to be switched multimedia applicationFrequently program, makes terminal after to be switched multimedia application successfully starts, play this to be switched multimedia applicationVideo frequency program, avoid sending video pictures color exception, indigo plant in the video switch process of multimedia applicationScreen waits the phenomenon of video output abnormality, has further improved user's experience.
The present invention further provides a kind of video playback control device. With reference to Fig. 4, Fig. 4 is video of the present inventionThe high-level schematic functional block diagram of broadcast control device the first embodiment.
In the present embodiment, this video playback control device comprises:
The first acquisition module 10, in the time detecting video switch instruction, obtains described video switch and refers toThe to be switched multimedia application that order is corresponding;
Wherein, multimedia application comprises sounds of nature K song, likes video, the music such as strange skill video, excellent cruel videoApplication and HDMI (HighDefinitionMultimediaInterface, HDMI)Application, DTV application etc. It is distant that video switch instruction refers to that user passes through in the time that needs switching multi-media is appliedThe instruction that the panel of the control terminal such as device or intelligent television etc. sends, is receiving user by remote controller etc.When the panel transmission of terminal or TV or the video switch instruction of input, the first acquisition module 10 obtains thisThe to be switched multimedia application that video switch instruction is corresponding, wherein, this to be switched multimedia application can beArbitrary multimedia application in intelligent television except current multimedia application.
The second acquisition module 20, in the time that the display interface of terminal shows video frequency program, described in obtainingBetween current multimedia application corresponding to video frequency program that to be switched multimedia application and display interface showFirst switch duration, wherein, described first switches duration is greater than the duration of closing of current multimedia application;
Wherein, first switches duration and refers to that to be switched multimedia application and current multimedia application switchTime television system required consumption time. In current multimedia application and to be switched multimedia application be notFor the first time when video switch, first switches duration comprises that (internal memory discharges for the duration of closing of current multimedia applicationDuration) and the starting duration of to be switched multimedia application, and the internal memory of multimedia application discharge duration andStarting duration determines by the memory size of this multimedia application, and therefore, the difference of the terminals such as intelligent television is manySwitching duration between media application is mainly by the internal memory of to be switched multimedia application and current multimedia applicationSize determines. In the present embodiment, by obtaining respectively to be switched multimedia application and current multimedia applicationMemory size, then according to the to be switched multimedia application that gets and the internal memory of current multimedia applicationSize is calculated respectively the duration of closing of the starting duration of to be switched multimedia application and current multimedia application,Again by the duration of closing of the starting duration of the to be switched multimedia application calculating and current multimedia applicationAddition can obtain first between to be switched multimedia application and current multimedia application and switch duration, exampleAs, the shared memory size of the excellent cruel video of current multimedia application is 1000M, current multimedia shouldWith the duration of closing be 1000ms, the memory size of to be switched multimedia application DTV multimedia application is1100M, the starting duration of to be switched multimedia application is 1100ms, therefore, this to be switched multimediaIt is 2100ms that duration is switched between application and current multimedia application first, wherein, and multimedia applicationThe every increase of the memory size 100M switching duration of its correspondence increases 100ms. Certainly, in current multimediaApplication and to be switched multimedia application be not for the first time when video switch, can obtain television system storageThe switching duration of current multimedia application and to be switched multimedia application, this switching duration is current multimediaThe front switching duration once switching of application and to be switched multimedia application, wherein previous multimedia shouldCan be for switching to be switched multimedia application or by be switched many matchmakers by current multimedia application with switchingBody application switches to current multimedia application, in the present embodiment, in the time getting the first switching duration, closesDuration is switched in the to be switched multimedia application of connection storage, current multimedia application and first.
Closing module 30, for closing current multimedia application, and in the mode of buffer memory in described demonstration circleFace is play current video program, wherein, the lasting duration of playing current video program in the mode of buffer memory asDescribed first switches duration;
Closing module 30 buffer memory current video program, the video frequency program of playing by its display interface delaysDeposit, wherein, the lasting duration of the current video program of buffer memory is described the first switching duration, then at itDisplay interface is play the video frequency program of buffer memory, plays the video frequency program of buffer memory.
The first playing module 40, in the time that the video program play of buffer memory finishes, at described display interfaceShow the video frequency program of described to be switched multimedia application.
In the time that the video program play of buffer memory finishes, current multimedia application has switched to be switched many matchmakersBody application, i.e. foregoing current multimedia application is closed, and to be switched multimedia application becomesMerit starts, and now, the first playing module 40 is play this to be switched multimedia at the display interface of intelligent televisionThe video frequency program of application.
Further, in other embodiments, described closing module 30 is also at current video program placeIn the time of frequency frame redirect state, close current multimedia application, broadcast at described display interface in the mode of buffer memoryPut the video frequency program after Preset Time interval, wherein, with the mode of buffer memory play Preset Time interval itAfter the playing duration of video frequency program be described first to switch duration.
Wherein, current video program refers to that in frequency frame redirect state current video program carrying out F.F.Or the operation of rewind down, therefore in closing module 30 buffer memory current video program when directly buffer memory is defaultBetween video frequency program after interval, with time at intervals time interval of the current broadcasting of video frequency program afterVideo frequency program, certainly, also can buffer memory frame redirect frequently complete video frequency program afterwards, i.e. F.F. or rewind downVideo frequency program afterwards.
Further, in other embodiments, video playback control device also comprises: detecting module, useIn detecting terminal current display interface while showing channel menu, the instruction of detecting real-time video switch.
In the present embodiment, in the time of normal play video program, the channel menu of intelligent television is in hidingState, and detecting terminal current display interface while showing channel menu, intelligent television root is describedThe instruction that guidance panel according to user by remote controller or intelligent television etc. triggers shows frequently at display interfaceRoad menu, now, user may carry out by recalling channel menu the switching of video frequency program, therefore intelligenceThe instruction of TV detecting real-time video switch.
In the present embodiment, by the time detecting video switch instruction, described in the first acquisition module 10 obtainsThe to be switched multimedia application that video switch instruction is corresponding, then shows video at the display interface of terminalWhen program, the second acquisition module 20 obtains the video of described to be switched multimedia application and display interface demonstrationDuration is switched between current multimedia application corresponding to program first, and then closing module 30 is closed currentMultimedia application, and play current video program in the mode of buffer memory at described display interface, finally working asWhen front video program play finishes, the first playing module 40 is play described to be switched many at described display interfaceThe video frequency program of media application, has realized in the time carrying out the video switch of multimedia application, plays while continuingLength is the current video program of the first switching duration and then the video of playing to be switched multimedia application jointOrder is play to be switched many matchmakers after the video resource of multimedia application corresponding to current video program dischargesThe video frequency program of body application, avoids looking because of current video program in the video switch process of multimedia applicationFrequently resource does not discharge and causes the phenomenon of the video output abnormalities such as video pictures color exception, blue screen, improvesUser's experience.
The second embodiment of video playback control device of the present invention is proposed based on the first embodiment, with reference to Fig. 5,In the present embodiment, the second acquisition module 20 comprises:
Acquiring unit 21, for being between described to be switched multimedia application and current multimedia applicationWhen primary video switches, obtain respectively that described to be switched multimedia application and current multimedia application takeMemory size;
The memory size that to be switched multimedia application and current multimedia application take refers to be switched multimediaThe size of the television system internal memory that application and current multimedia application take respectively in running.
The first computing unit 22, for the described to be switched multimedia application based on obtaining and current many respectivelyThe memory size that media application takies calculates starting duration and current many matchmakers of described to be switched multimedia applicationWhat body was applied closes duration;
The first computing unit 22 is according in the to be switched multimedia application getting and current multimedia applicationDeposit size while calculating respectively closing of the starting duration of to be switched multimedia application and current multimedia applicationLong, for example, the shared memory size of the excellent cruel video of current multimedia application is 1000M, current manyThe duration of closing of media application is 1000ms, the internal memory of to be switched multimedia application DTV multimedia applicationSize is 1100M, and the starting duration of to be switched multimedia application is 1100ms, in the present embodiment, treatsThe switching of its correspondence of memory size every increase 100M of switching multi-media application or current multimedia applicationDuration increases 100ms.
The second computing unit 23, for by the starting duration of described to be switched multimedia application and current many matchmakersThe duration of closing of body application is added between the described to be switched multimedia application of acquisition and current multimedia applicationFirst switches duration.
The second computing unit 23 should by the starting duration of above-mentioned to be switched multimedia application and current multimediaWith close duration be added can obtain first between to be switched multimedia application and current multimedia applicationSwitch duration, for example, the duration of closing of current multimedia application is 1000ms, to be switched multimedia applicationStarting duration while being 1100ms, first between to be switched multimedia application and current multimedia application cutChanging duration is 2100ms. In the present embodiment, along with the continuous renewal of multimedia application, this multimedia applicationShared internal memory may become (multimedia application optimization) greatly or diminish (the function increase of multimedia applicationTime) and then cause the switching duration of this multimedia application and other multimedia application to change, therefore,After the switching duration calculation between each multimedia application completes, can store or upgrade system storageSwitch duration.
The present embodiment by being for the first time between described to be switched multimedia application and current multimedia applicationWhen video switch, acquiring unit 21 obtains respectively to be switched multimedia application and current multimedia application takiesMemory size, then the first computing unit 22 to be switched multimedia application based on obtaining and current respectivelyThe memory size that multimedia application takies calculates starting duration and the current multimedia of to be switched multimedia applicationApplication close duration, then the second computing unit 23 by the starting duration of to be switched multimedia application with work asThe duration of closing of front multimedia application is added between the to be switched multimedia application of acquisition and current multimedia applicationFirst switch duration, realized according to the internal memory of to be switched multimedia application and current multimedia application largeDuration is switched between the to be switched multimedia application of little calculating and current multimedia application first, makes to be cutChanging first of multimedia application and current multimedia application, to switch the calculating of duration more accurate, and then can be moreWhile avoiding accurately multimedia application to switch, the problem of video output abnormality occurs, and has further improved userExperience.
The 3rd embodiment of video playback control device of the present invention is proposed based on the first embodiment, with reference to Fig. 6,In the present embodiment, this video playback control device also comprises:
The 3rd acquisition module 50, for, treating described in obtaining not when display video programs at described display interfaceDuration is switched in second of switching multi-media application;
Wherein, display interface not display video programs refers to that intelligent television is current and do not play any video frequency program,Second switches the starting duration that duration comprises to be switched multimedia application, and the starting duration of multimedia applicationMemory size by this multimedia application determines, therefore, second switches duration mainly by be switched multimediaThe memory size decision of application, in the present embodiment, can be by obtaining the internal memory of to be switched multimedia applicationSize, then calculating to be switched multimedia according to the memory size of the to be switched multimedia application getting shouldWith startup consuming timely second switch duration, for example, to be switched multimedia application DTV multimedia applicationMemory size is 1100M, and second of to be switched multimedia application the switching duration is 1100ms, wherein,The every increase of the memory size 100M of the multimedia application switching duration of its correspondence increases 100ms. Certainly,In the present embodiment, second switches duration also comprises default duration threshold value, when the second switching duration is defaultLong threshold value adds the starting duration of to be switched multimedia application, and this default duration threshold value can be set to 10msDeng.
The second playing module 60, in the time that the described second lasting duration that switches duration finishes, describedDisplay interface is play the video frequency program of described to be switched multimedia application.
In the present embodiment, in the time-continuing process of the second switching duration, the display interface of intelligent television is notShow any video frequency program, i.e. blue screen or the blank screen state of display interface before video program play,When the second lasting duration that switches duration finishes, the second playing module 60 is play described to be cut at display interfaceChange the video frequency program of multimedia application.
The present embodiment is by display interface not when display video programs, described in the 3rd acquisition module 50 obtainsDuration is switched in second of to be switched multimedia application, in the time that the lasting duration of the second switching duration finishes, theTwo playing modules 60 are play the video frequency program of described to be switched multimedia application at described display interface, realizeIn the time carrying out the video switch (broadcasting) of multimedia application, at the lasting duration knot of the second switching durationWhen bundle, play the video frequency program of to be switched multimedia application, make terminal in to be switched multimedia application successAfter starting, play the video frequency program of this to be switched multimedia application, avoid the video switch mistake of multimedia applicationThe phenomenon that sends the video output abnormalities such as video pictures color exception, blue screen in journey, has further improved useFamily is experienced.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, everyUtilize equivalent structure or the conversion of equivalent flow process that description of the present invention and accompanying drawing content do, or directly orConnect and be used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a video playing control method, is characterized in that, described video playing control method comprise withLower step:
In the time detecting video switch instruction, obtain to be switched multimedia corresponding to described video switch instructionApplication;
In the time that the display interface of terminal shows video frequency program, obtain described to be switched multimedia application andDuration is switched between current multimedia application corresponding to video frequency program that described display interface shows first,Wherein, described first switches the duration of closing that duration is greater than current multimedia application;
Close current multimedia application, and play current video joint in the mode of buffer memory at described display interfaceOrder, wherein, the playing duration of playing current video program in the mode of buffer memory is described the first switching duration;
In the time that current video program is play end, playing described to be switched multimedia at described display interface shouldWith video frequency program.
2. video playing control method as claimed in claim 1, is characterized in that, closes current many matchmakersBody application, and the step of playing current video program at described display interface in the mode of buffer memory comprises:
During in frequency frame redirect state, close current multimedia application in current video program, and with buffer memoryThe video frequency program of mode after described display interface is play Preset Time interval, wherein, with buffer memoryThe playing duration that mode is play the video frequency program after Preset Time interval is described the first switching duration.
3. video playing control method as claimed in claim 1, is characterized in that, obtains described to be cutChange first between the current multimedia application that video frequency program that multimedia application and display interface show is correspondingThe step of switching duration comprises:
Between described to be switched multimedia application and current multimedia application, be for the first time when video switch,Obtain respectively the memory size that described to be switched multimedia application and current multimedia application take;
The internal memory that described to be switched multimedia application based on obtaining and current multimedia application take is respectively largeThe starting duration of the described to be switched multimedia application of little calculating and current multimedia application close duration;
The duration of closing of the starting duration of described to be switched multimedia application and current multimedia application is addedObtain first between described to be switched multimedia application and current multimedia application and switch duration.
4. video playing control method as claimed in claim 1, is characterized in that, is detecting videoWhen switching command, after obtaining the step of to be switched multimedia application corresponding to described video switch instruction,Described video playing control method also comprises:
Not when display video programs, obtain second of described to be switched multimedia application at described display interfaceSwitch duration;
In the time that the described second lasting duration that switches duration finishes, play described to be cut at described display interfaceChange the video frequency program of multimedia application.
5. the video playing control method as described in claim 1 to 4 any one, is characterized in that,While detecting video switch instruction, obtain to be switched multimedia application corresponding to described video switch instructionBefore step, described video playing control method also comprises:
Detecting terminal current display interface while showing channel menu, the instruction of detecting real-time video switch.
6. a video playback control device, is characterized in that, described video playback control device comprises:
The first acquisition module, in the time detecting video switch instruction, obtains described video switch instructionCorresponding to be switched multimedia application;
The second acquisition module, in the time that the display interface of terminal shows video frequency program, treats described in obtainingCurrent multimedia application corresponding to video frequency program that switching multi-media application and described display interface show itBetween first switch duration, wherein, described first switches duration while being greater than closing of current multimedia applicationLong;
Closing module, for closing current multimedia application, and in the mode of buffer memory at described display interfacePlay current video program, wherein, the lasting duration of playing current video program in the mode of buffer memory is instituteState the first switching duration;
The first playing module, while end, shows at described display interface for playing in current video programThe video frequency program of described to be switched multimedia application.
7. video playback control device as claimed in claim 6, is characterized in that, described closing moduleAlso for during in frequency frame redirect state, closing current multimedia application in current video program, and to delayThe video frequency program of the mode of depositing after described display interface is play Preset Time interval, wherein, with buffer memoryThe mode playing duration of playing the video frequency program after Preset Time interval be described first to switch duration.
8. video playback control device as claimed in claim 6, is characterized in that, described second obtainsModule comprises:
The first acquiring unit, for being between described to be switched multimedia application and current multimedia applicationWhen video switch, obtain respectively described to be switched multimedia application and current multimedia application and take for the first timeMemory size;
The first computing unit, for the described to be switched multimedia application based on obtaining and current many matchmakers respectivelyBody is applied the memory size taking and is calculated starting duration and the current multimedia of described to be switched multimedia applicationApplication close duration;
The second computing unit, for by the starting duration of described to be switched multimedia application and current multimediaThe duration of closing of application is added and obtains the between described to be switched multimedia application and current multimedia applicationOne switches duration.
9. video playback control device as claimed in claim 6, is characterized in that, described video playbackControl device also comprises:
The 3rd acquisition module, for not when display video programs, obtaining described to be cut at described display interfaceChange second of multimedia application and switch duration;
The second playing module, in the time that the described second lasting duration that switches duration finishes, described aobviousShow the video frequency program of the described to be switched multimedia application of interface broadcasting.
10. the video playback control device as described in claim 6 to 9 any one, is characterized in that,Described video playback control device also comprises:
Detecting module, for detecting terminal current display interface while showing channel menu, detects in real timeSurvey video switch instruction.
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| CN201510967140.0A CN105611393B (en) | 2015-12-21 | 2015-12-21 | Video playing control method and device |
| PCT/CN2016/084428 WO2017107385A1 (en) | 2015-12-21 | 2016-06-02 | Video playing control method and apparatus |
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| CN201510967140.0A CN105611393B (en) | 2015-12-21 | 2015-12-21 | Video playing control method and device |
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| CN105611393B (en) | 2019-04-23 |
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