CN103731729A - Media player of smart television, exception handling method of media player of smart television and smart television - Google Patents
Media player of smart television, exception handling method of media player of smart television and smart television Download PDFInfo
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- CN103731729A CN103731729A CN201310606212.XA CN201310606212A CN103731729A CN 103731729 A CN103731729 A CN 103731729A CN 201310606212 A CN201310606212 A CN 201310606212A CN 103731729 A CN103731729 A CN 103731729A
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Abstract
The invention provides a media player of a smart television, an exception handling method of the media player of the smart television and the smart television. The exception handling method of the media player of the smart television comprises the steps that exceptional events are monitored and captured when the media player of the smart television plays a video file; if the exceptional events can not be handled by the media player, an exception handling request is sent to an operation system of the smart television, and a prompt dialog box is popped at the same time, so that prompt of reasons for the exceptional events which are detected by the system is given out; if a handling result, sent by the operation system of the smart television through broadcasting, of the corresponding exceptional events is received within a preset time, the handling result is displayed in the prompt dialog box. According to the media player of the smart television, the exception handling method of the media player of the smart television and the smart television, the problem that exceptions which are not caused by the player can not be effectively handled in the prior art is solved.
Description
Technical field
The present invention relates to intelligent television media play technical field, especially, relate to a kind of intelligent television media player and abnormality eliminating method thereof, intelligent television.
Background technology
Intelligent television is to comply with the trend of television set " high Qinghua ", " networking ", " intellectuality " and a kind of intelligent multimedia terminal of occurring, possess from internet, the multiple channel such as video equipment, computer obtains programme content, the function clearly representing on large-screen by being simple and easy to content that the integrated operation interface of use needs most consumer.Compared with the application platform of traditional tv, intelligent television can be realized the various application services such as web search, Web TV, video request program (VOD), digital music, Internet news, network video telephone.Television set is becoming the third message reference terminal after computer, mobile phone, and user can access the information that oneself needs at any time.Intelligent television is as smart mobile phone, there is full open model platform, carried operating system (as Android system), user's program that the third party service provider such as installation and uninstall, game provides voluntarily, constantly the function of TV is expanded, to user, bring abundant individualized experience continuously.These variations have inevitably caused all kinds of mistakes and abnormal increasing in system, when extremely occurring, if effectively processed, probably cause application program to stop, even system crash.
Intelligent television media player is the device of a kind of playing network streaming media on TV and this rock noise, video file, not only can download, playing audio-video document, also possess the functions such as network audio-video search, video comment, thereby the perfection that realizes Internet resources is shared and TV family circle shares excellent big time.In order to improve the reliability of media player and whole intelligent television system, prior art is carried out abnormality processing (explanation as an example of java example) in the following way:
try?{
//some?code
}?catch(Exception?e)?{
//Exception?handle?code
}?finally?{
//some?code?before?method?return
}
Wherein, try statement block indicate operation code and be subject to abnormal monitoring, when code occurs when abnormal, can create an exception object and dish out.Catch statement block can be caught occur in try code block abnormal, and mates with the Exception Type of oneself, if coupling is carried out abnormality processing in its catch code block; Catch statement block can have multiple, when dishing out one in try statement block when abnormal, can mate for each catch piece, once mate with certain catch piece, just enters this catch piece processing, and no longer mates with other catch pieces.Finally statement block is that no matter whether try statement block occurs extremely immediately following the statement block after catch statement, and this statement block all can be carried out before method is returned.
From such scheme, can find out, the Exception Type that existing exception handling can be identified and process must match with the Exception Type of catch statement, if it is abnormal that the defectiveness of exception handling procedure own or appearance can not be mated with the Exception Type of catch statement, system is by None-identified and solved, abnormal application program under being diffused into possibly that these are not effectively handled, and then may affect the stable operation of whole device; In addition, owing to there is no relevant feedback information, make user at a loss as to what to do.
Summary of the invention
The invention provides a kind of abnormality eliminating method of intelligent television media player, the problem of extremely carrying out effective processing that cannot itself cause non-player for solving existing intelligent television media player.
The present invention also provides a kind of intelligent television and media player thereof, to guarantee said method application in practice.
In order to address the above problem, the invention discloses a kind of abnormality eliminating method of intelligent television media player, comprising: described intelligent television media player when playing video file, the event of monitoring and catch the exception; If described anomalous event is not the treatable Exception Type of described media player self, to intelligent television operating system throw exception, process request, eject prompting frame simultaneously and provide system and detecting the prompting of anomalous event occurrence cause; If receive the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode within the default time, described result be presented in described prompting frame.
Preferably, after described monitoring the event step that catchs the exception, also comprise: if described anomalous event is the treatable Exception Type of described media player self, calls corresponding abnormality processing module and carry out abnormality processing, continue to play former video file.
Preferably, also comprise: if do not receive the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode within the default time, close described intelligent television media player make corresponding prompting in described prompting frame after.
Preferably, in being presented to described prompting frame, described result also comprises after step: continue to play former video file, repeat above-mentioned exception handling procedure; If same problem still appears in repetition preset times later, play the new video file of selecting of user, or close described intelligent television media player.
Preferably, the Exception Type that described media player cannot be processed self comprises: data block reads extremely, video file is opened extremely, storage device access abnormal, network connects and is extremely connected with database extremely; In being presented to described prompting frame, described result also comprises after step: play the new video file of selecting of user, or play the next video file in the video play lists that described intelligent television media player preserves.
Preferably, the not treatable Exception Type of described media player self is to extract external storage equipment or do not connect the external storage equipment access exception that independently-powered external storage equipment power supply causes; In being presented to described prompting frame, described result also comprises after step: get rid of and above-mentionedly cause the follow-up continued broadcasting of abnormal fault to put former video file, or play the new video file of selecting of user.
Preferably, the not treatable Exception Type of described media player self is that data block reads extremely; In being presented to described prompting frame, described result also comprises after step: skip current data block, from next data block, start to continue to play former video file, repeat above-mentioned exception handling procedure.
According to another preferred embodiment of the present invention, a kind of intelligent television media player is also disclosed, comprising: anomalous event capturing unit, at described intelligent television media player during at playing video file, the event of monitoring and catch the exception; Exception Type judging unit, for whether above-mentioned anomalous event being belonged to the treatable Exception Type of described media player self judges; Abnormal the first processing unit of non-player, for to the not treatable anomalous event of above-mentioned media player self, processes request to intelligent television operating system throw exception, and ejects prompting frame and provide system and detecting the prompting of anomalous event occurrence cause; Abnormal the second processing unit of non-player, for receiving the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode, and is correspondingly processed according to reception condition; If receive the result of corresponding anomalous event within the default time, described result is presented in described prompting frame.
Preferably, also comprise: player exception processing unit, for the treatable anomalous event of described media player self is carried out after relevant treatment, continues to play former video file.
According to an also preferred embodiment of the present invention, a kind of intelligent television is disclosed, comprise above-mentioned any one intelligent television media player.
Compared with prior art, the present invention has the following advantages:
When the preferred embodiment of the present invention is processed request by not treatable the player of catching self anomalous event to intelligent television operating system throw exception, eject prompting frame and provide system and detecting the prompting of anomalous event occurrence cause, the result of the corresponding anomalous event then system being sent by broadcast mode is presented in prompting frame, having overcome prior art cannot be on the not treatable stability that may affect whole device operation causing of extremely processing of player itself, and due to the problem that does not have relevant feedback information to cause user not know how to fix a breakdown and how to carry out subsequent operation.
In the further preferred embodiment of the present invention, can also be according to the feedback result of system, for different, extremely carry out corresponding subsequent treatment means, when guaranteeing system robustness, reduce user's intervention flow process, effectively improved user and view and admire at the lower intelligent television of intensity of illumination the problem of inconvenient operation under environment.
Accompanying drawing explanation
Fig. 1 is the flow process of abnormality eliminating method first embodiment of intelligent television media player of the present invention;
Fig. 2 is the flow process of abnormality eliminating method second embodiment of intelligent television media player of the present invention;
Fig. 3 is the structural representation of intelligent television media player the first embodiment of the present invention;
Fig. 4 is the structural representation of intelligent television media player the second embodiment of the present invention.
Embodiment
Before the present invention is further detailed explanation with embodiment by reference to the accompanying drawings, paper several concepts relevant with system exception and character thereof once.
Extremely, be exactly program in running, the mistake producing due to the variation of environment for use and user's abnormal operation; For example, during low memory, application requests storage allocation, has occurred in program take zero mistake as divisor; External storage equipment with independent current source does not switch on power, and causes that program is in service articulates these equipment unsuccessfully etc., all can exception throw; To these mistakes, if application program can not be carried out suitable processing, a little less than will making program become to be highly brittle, even can not use.Abnormality processing is to evaluate a very important parameter of application software robustness, and whether possessing perfect exception handling is also a major criterion evaluating a certain programming language quality.
Checking that (Checked) is abnormal, is that one can be avoided, and maybe can recover and exist the abnormal of corresponding processing method.For example, caused by the illegal data of input abnormal or abnormal etc. with some of traffic aided.When occurring that this class is abnormal, generally can be through effectively processing or can recovering normal condition by retry.It is abnormal that the treatable Exception Type of player in the embodiment of the present invention self just belongs to inspection.
Non-inspection (Unchecked) is abnormal, is a kind of irrecoverable and for catching abnormal that this abnormal method do not know how to process, generally need to be by the special exception handler processing of top layer.As Database Connect Error, network connection error or file do not open etc. type extremely to belong to non-inspection abnormal, this class is abnormal general relevant to external environment condition, once appearance is difficult to effectively process.
Embodiment of the method:
With reference to Fig. 1, show the flow process of abnormality eliminating method first embodiment of intelligent television media player of the present invention, specifically comprise the following steps:
Step S101: intelligent television media player when playing video file, the event of monitoring and catch the exception;
Step S102: judge that above-mentioned anomalous event is the treatable Exception Type of media player self? if not, go to step S103;
In this preferred embodiment, the Exception Type that media player self cannot be processed comprises that data block reads extremely, video file opens that abnormal, built-in storage device access is abnormal, external storage equipment access exception, network connect be extremely connected with database abnormal etc.; The Exception Type that media player self can be processed comprises: the video file memory address that video file type is incompatible, provide or file name mistake etc.
Step S103: process request to intelligent television operating system throw exception, eject prompting frame simultaneously and provide system and detecting the prompting of anomalous event occurrence cause;
For different Exception Types, adopt corresponding throw exception mode, take database access, extremely as example, can realize in the following way:
try?{
//?some?service?operation
//?call?DAO?method
}?catch(DAOException?e)?{
throw?new?ServiceException(“Occurred?DAO?exception”,?e);?
}?finally?{
//some?code?before?method?return
}
Step S104: whether intelligent television media player receives the result of the corresponding anomalous event that intelligent television operating system sends by broadcast mode within the default time, if so, goes to step S105;
In order to simplify the transmission of information between different processes, this preferred embodiment adopts the anomalous event result of broadcast communication mode transmission system level; Consider user's impression, the present embodiment is 3 seconds (this Preset Time can be adjusted according to actual needs, as can be adjusted into 5 seconds, 10 seconds or 1 minute etc.) by default set of time.
Step S105: described result is presented in described prompting frame.
By above-mentioned technological means, can overcome prior art cannot process the stability that may affect whole device operation causing extremely on player itself is not treatable, and owing to not having relevant feedback information to cause user not know how to fix a breakdown and do not know the problem of how to carry out subsequent operation.
In the further preferred embodiment scheme of above-described embodiment, for further simplifying user's operating process, also comprise the abnormal disposal options that can process player and obtain the follow-up disposal process after system result.With reference to Fig. 2, show the flow process of abnormality eliminating method second embodiment of intelligent television media player of the present invention, specifically comprise the following steps:
Step S101: intelligent television media player when playing video file, the event of monitoring and catch the exception;
Step S102: judge that above-mentioned anomalous event is the treatable Exception Type of media player self? if so, go to step S107, otherwise, go to step S103;
Step S103: process request to intelligent television operating system throw exception, eject prompting frame simultaneously and provide system and detecting the prompting of anomalous event occurrence cause;
Step S104: judge that whether intelligent television media player receives the result of the corresponding anomalous event that intelligent television operating system sends by broadcast mode within the default time, if so, goes to step S105; Otherwise, go to step S108;
Step S105: above-mentioned result is presented in prompting frame;
Step S106: attempt continuing to play former video file, skip current data block or play the next video file in the video play lists that described intelligent television media player preserves; Go to step S101;
When the not treatable anomalous event type of media player self is that data block reads when abnormal, can select to replay former video file from current location, also can select to skip current data block, from next data block, start to continue to play former video file, then go to step S101 and repeat exception handling procedure.
When the not treatable anomalous event type of media player self is that video file is opened abnormal, built-in storage device access is abnormal, external storage equipment access exception, network connect abnormal or database and connect when abnormal; can wait the follow-up continued broadcasting of the above-mentioned fault of discharge to put former video file; also can play the next video file in the video play lists that described intelligent television media player preserves, then go to step S101 and repeat exception handling procedure.
The reason of above-mentioned external storage equipment access exception comprises that independently-powered external storage equipment does not switch on power (as independently-powered portable hard drive or external hard drive), external storage equipment loses and being connected of intelligent television (as USB flash disk or portable hard drive are surprisingly extracted) etc.
In addition, if repeat still to occur same problem after preset times (as 3 times), directly close intelligent television media player and finish playing process, or prompting user selects to play other video files.
Step S107: call corresponding abnormality processing module and carry out abnormality processing, continue to play former video file; Go to step S101;
Step S108: make in above-mentioned prompting frame and close that described intelligent television media player finishes playing process or prompting user selects to play other video files after corresponding prompting.
For aforesaid each embodiment of the method, simple in order to describe, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously; Secondly, those skilled in the art also should know, said method embodiment all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
Device embodiment:
With reference to Fig. 3, show the structured flowchart of intelligent television media player the first embodiment of the present invention, when this device embodiment can process request to intelligent television operating system throw exception by not treatable the player of catching self anomalous event, eject prompting frame and provide system and detecting the prompting of anomalous event occurrence cause, the result of the corresponding anomalous event then system being sent by broadcast mode is presented in prompting frame, overcome existing intelligent television media player and cannot extremely carry out effectively processing the stability that may affect whole device operation causing to player itself is not treatable, and owing to not having relevant feedback information to cause user not know how to fix a breakdown and do not know the problem of how to carry out subsequent operation.This device embodiment specifically comprises anomalous event capturing unit 31, Exception Type judging unit 32, abnormal the first processing unit 33 of non-player and abnormal the second processing unit 34 of non-player, wherein:
Anomalous event capturing unit 31, at intelligent television media player during at playing video file, the event of monitoring and catch the exception;
Exception Type judging unit 32, for whether above-mentioned anomalous event being belonged to the treatable Exception Type of described media player self judges;
Abnormal the first processing unit 33 of non-player, for to the not treatable anomalous event of above-mentioned media player self, processes request to intelligent television operating system throw exception, and ejects prompting frame and provide system and detecting the prompting of anomalous event occurrence cause;
Abnormal the second processing unit 34 of non-player, for receiving the result of the corresponding anomalous event that intelligent television operating system sends by broadcast mode, and is correspondingly processed according to reception condition; If receive the result of corresponding anomalous event within the default time, described result is presented in described prompting frame.
With reference to Fig. 4, show the structured flowchart of intelligent television media player the second embodiment of the present invention, in this embodiment, except the included anomalous event capturing unit 31 of the first device embodiment shown in Fig. 3, Exception Type judging unit 32, abnormal the first processing unit 33 of non-player and abnormal the second processing unit 34 of non-player, also comprise:
Player exception processing unit 30, for the treatable anomalous event of media player self is carried out after relevant treatment, continues to play former video file.
In addition, abnormal the second processing unit 34 of the non-player in this preferred embodiment specifically comprises:
It should be noted that, the Exception Type that media player self cannot be processed comprises that data block reads extremely, video file is opened extremely, storage device access abnormal, network connects and is extremely connected with database extremely; When the not treatable anomalous event type of media player self is that data block reads when abnormal, can also select to skip current data block, from next data block, start to continue to play former video file.
In addition, the invention also discloses a kind of intelligent television that includes above-mentioned media player, when not treatable the player of catching self anomalous event can be processed to request to intelligent television operating system throw exception, eject prompting frame and provide system and detecting the prompting of anomalous event occurrence cause, the result of the corresponding anomalous event then system being sent by broadcast mode is presented in prompting frame, overcome prior art and cannot extremely carry out effectively processing the stability that may affect whole device operation causing to player self is not treatable, and owing to not having relevant feedback information to cause user not know how to fix a breakdown and do not know the problem of how to carry out subsequent operation.This intelligent television can adopt following configuration:
Operating system: adopt Android system 4.0 or above version;
Master chip: adopt integral intelligent TV master chip, dominant frequency is not less than 800MHz, ARM framework, band DSP(video hard decoder);
Internal memory: adopt the DDR2 that is not less than 256MB;
Internal storage device: adopt Nand flash memory or EMC flash memory, capacity is not less than 2G;
External apparatus interface: comprise at least 4 USB mouths, can connect USB flash disk, portable hard drive, keyboard, mouse, cordless key mouse receiver, WIFI wireless network card, game paddle etc.;
Remote controller: at least comprise upper and lower, left and right, confirm, return, the button such as menu, ten key, homepage navigation key (home);
LCDs: resolution is not less than 1280*720.
It should be noted that, said apparatus embodiment belongs to preferred embodiment, and related unit and module might not be that the present invention is necessary.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.For device embodiment of the present invention, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Above to a kind of intelligent television media player provided by the present invention and abnormality eliminating method thereof, and a kind of intelligent television is described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (10)
1. an abnormality eliminating method for intelligent television media player, is characterized in that, comprising:
Described intelligent television media player when playing video file, the event of monitoring and catch the exception;
If described anomalous event is not the treatable Exception Type of described media player self, to intelligent television operating system throw exception, process request, eject prompting frame simultaneously and provide system and detecting the prompting of anomalous event occurrence cause;
If receive the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode within the default time, described result be presented in described prompting frame.
2. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that, after described monitoring the event step that catchs the exception, also comprises:
If described anomalous event is the treatable Exception Type of described media player self, call corresponding abnormality processing module and carry out abnormality processing, continue to play former video file.
3. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that, also comprises:
If do not receive the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode within the default time, close described intelligent television media player make corresponding prompting in described prompting frame after.
4. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that, in described result is presented to described prompting frame, after step, also comprises:
Continue to play former video file, repeat above-mentioned exception handling procedure;
If same problem still appears in repetition preset times later, play the new video file of selecting of user, or close described intelligent television media player.
5. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that:
The Exception Type that described media player cannot be processed self comprises: data block reads extremely, video file is opened extremely, storage device access abnormal, network connects and is extremely connected with database extremely;
In being presented to described prompting frame, described result also comprises after step: play the new video file of selecting of user, or play the next video file in the video play lists that described intelligent television media player preserves.
6. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that:
The not treatable Exception Type of described media player self is to extract external storage equipment or do not connect the external storage equipment access exception that independently-powered external storage equipment power supply causes;
In being presented to described prompting frame, described result also comprises after step: get rid of and above-mentionedly cause the follow-up continued broadcasting of abnormal fault to put former video file, or play the new video file of selecting of user.
7. the abnormality eliminating method of intelligent television media player as claimed in claim 1, is characterized in that:
The not treatable Exception Type of described media player self is that data block reads extremely;
In being presented to described prompting frame, described result also comprises after step: skip current data block, from next data block, start to continue to play former video file, repeat above-mentioned exception handling procedure.
8. an intelligent television media player, is characterized in that, comprising:
Anomalous event capturing unit, at described intelligent television media player during at playing video file, the event of monitoring and catch the exception;
Exception Type judging unit, for whether above-mentioned anomalous event being belonged to the treatable Exception Type of described media player self judges;
Abnormal the first processing unit of non-player, for to the not treatable anomalous event of above-mentioned media player self, processes request to intelligent television operating system throw exception, and ejects prompting frame and provide system and detecting the prompting of anomalous event occurrence cause;
Abnormal the second processing unit of non-player, for receiving the result of the corresponding anomalous event that described intelligent television operating system sends by broadcast mode, and is correspondingly processed according to reception condition; If receive the result of corresponding anomalous event within the default time, described result is presented in described prompting frame.
9. intelligent television media player as claimed in claim 8, is characterized in that, also comprises:
Player exception processing unit, for the treatable anomalous event of described media player self is carried out after relevant treatment, continues to play former video file.
10. an intelligent television, is characterized in that, comprises the intelligent television media player described in claim 8 or 9.
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