CN102779539A - Universal transcoding system and universal transcoding method of video - Google Patents
Universal transcoding system and universal transcoding method of video Download PDFInfo
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- CN102779539A CN102779539A CN2012102570547A CN201210257054A CN102779539A CN 102779539 A CN102779539 A CN 102779539A CN 2012102570547 A CN2012102570547 A CN 2012102570547A CN 201210257054 A CN201210257054 A CN 201210257054A CN 102779539 A CN102779539 A CN 102779539A
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Abstract
The invention discloses a universal transcoding system and a universal transcoding method of video. The system and the method are used for converting format of video played by various manufacturer players into unified format of the video and belong to the field of criminal investigation business. The system and the method utilize a demarcation module to demarcate playing operation control signals of the manufacturer players and are matched with playing operation control signals of a system player module to enable the system player module to control playing of the manufacturer players. The system and the method further conduct screen recording, coding and transferring on the manufacturer players and conduct transcoding on the format of the video of manufacturers into video with unified format. The system player module achieves immediate broadcasting of the video of the manufacturers and is in seamless operation connection with the manufacturer players, and the requirements for unitarity and real-time performance of video browse in the criminal investigation industry are met.
Description
Technical field
The present invention relates in the criminal investigation field processing of monitor video is specially omnipotent trans-coding system of a kind of video and method.Belong to the criminal investigation business field.
Background technology
Along with going deep into of safe city construction and popularizing of social face monitoring, criminal investigation and case detection work is more and more relied on for counsel in the surveillance video resource, and a large amount of video monitoring systems of having built up are widely used in the criminal investigation business of public security.Because the existing all kinds of watch-dogs of China are different, supervisory system video record form is different, producer's player plays operation is different; Bring a series of problems to criminal investigation and case detection: 1) producer's video playing of video device is different; The criminal detective not only needs all kinds of video recordings of great amount of terminals device plays, also needs to be grasped the operation of all kinds of players, under the situation of solving a case of seizing every minute and second; This measure will be wasted valuable solving a case the time, incurs loss through delay and solves a case opportunity; 2) social face supervisory system is because of mismanagement, as the producer player occurs and lose, and the video recording after the collection can't be play; 3) the video format disunity of watch-dog, supervisory system; Cause public security organ to the storage of magnanimity video image, gather, process, utilize, consult management workload and sharply increase; Make a large amount of suspicion target informations can only disperse, sporadicly be retained in investigator's the notes and brain, can't concentrate, carry out effectively the merit investigation.
The patent No. " CN200810167363.9 ", name are called the patent of " seat record screen system and implementation method and seat record screen quality inspection system and implementation method ", have proposed a kind of record screen system and implementation method of attending a banquet; Call center's operating process of attending a banquet is recorded screen and is stored in this locality, and record screen equipment and identification information storage are in retrieval server; The quality inspection seat is searched to closing equipment mark information through retrieval server, from correspondence is attended a banquet, obtains record screen information, in the quality inspection seat, plays, and carries out service quality and checks; But the deficiency that exists is to handle monitor video, can only be to full frame but not screen is recorded in the appointed area, can not realize that the professional required i.e. commentaries on classics of criminal investigation promptly broadcasts displaying live view.
Summary of the invention
The object of the invention just is to provide omnipotent trans-coding system of a kind of video and method, producer's player plays to be calibrated is controled signaling demarcate, and producer's player plays of demarcating is controled signaling be saved in the player calibration scale; The play operation control signaling of the play operation of producer's player being controlled signaling and system plays device module is adaptive; Then to employed concrete producer's player; Find out the play operation control signaling corresponding with the play operation control signaling of system plays device module; Through the play operation control of system plays device module, realize play operation control to producer's player.
Realize that the technical scheme that the object of the invention adopts is: the omnipotent trans-coding system of a kind of video, comprise,
Producer's player;
Demarcating module; It is connected with said producer player; Be used for the play operation of producer's player control signaling is demarcated, and it is adaptive that the play operation control signaling of said producer player and the play operation of system plays device module are controlled signaling, is stored in the player calibration scale;
Play operation control signaling adaptation module, it is connected with said demarcating module, is used to store said player calibration scale;
The synchronous playing control module; It is connected with said play operation control signaling adaptation module; Be used for from said player calibration scale; Producer's player plays of finding out with the adaptive use of the play operation of system plays device module control signaling controls signaling, and is sent to producer's player of this use.
Further, the omnipotent trans-coding system of said video also comprises:
The screen recording module is connected with producer's player of said use, is used to record the play content of producer's player of this use;
Record screen control module is connected with said screen recording module, is used to control startup, the shut-down operation of screen recording module;
Video encoding module is connected with said screen recording module, is used for the play content of recording is encoded by unified video format;
The video forwarding module is connected with said video encoding module, is used to transmit the file after said unified video format is encoded.
Further, the omnipotent trans-coding system of said video also comprises:
The video file generation module is connected with said video forwarding module, is used for the file of said unified video format coding is generated video file.
Further, the omnipotent trans-coding system of said video also comprises:
System plays device module, it is connected with said video forwarding module, is used to show the video of unified video format coding, and system plays device module play operation control signaling is sent to play operation control signaling adaptation module.
The present invention also provides a kind of video omnipotent code-transferring method, may further comprise the steps:
1.1, the play operation of producer's player control signaling is demarcated: play operation control signaling, producer's player process name, producer's player plays area data of producer's player of demarcating are stored in the player calibration scale; And it is adaptive that the play operation of the said producer player control signaling and the play operation of system plays device module are controlled signaling, and adaptive result is stored in the said player calibration scale;
1.2, send the play operation control signaling of said system plays device module: in said player calibration scale; Control signaling with the adaptive producer's player plays of play operation control signaling of said system plays device module; Be sent to producer's player of use, the play operation of the producer's player through the said use of system plays device module controls.
Further, the play content of producer's player of said use is recorded, and with recorded content by unified video format coding and video forwarding; The video of said unified video format coding is play in system plays device module; The video of said unified video format coding is generated video file and preserves.
The present invention demarcates the play operation control signaling of dissimilar producers player through demarcating module; And it is adaptive that the play operation of the producer's player control signaling and the play operation of system plays device module are controlled signaling; Completion controls the demarcation of signaling to dissimilar producers player plays, and adaptive calibrated result is stored in the play operation control signaling adaptation module.When using the different producer player of model; Elder generation finds out this use corresponding with system plays device module play operation control signaling through play operation control signaling adaptation module in the player calibration scale producer's player plays controls signaling; And the play operation of producer's player that will use control signaling; Be sent to producer's player of this use by the synchronous playing control module; When being the operating system player module; System plays device module play operation control signaling converts the play operation control signaling of producer's player of corresponding with it use into; Control through system plays device module realizes the control to producer's player of this use, thereby has avoided having improved the operating efficiency to dissimilar producers player because operating personnel need increase the problem of removing to learn how to operate the type producer player extra time.
In addition; The present invention also records the back through the screen recording module to the play content of producer's player and uses unified video format to carry out code storage; Make that the storage format of all monitor videos is unified, the unified management of resource and unify to play of being convenient to record a video through system plays device module.
Description of drawings
Fig. 1 is the structural representation of the omnipotent trans-coding system of video of the present invention;
Fig. 2 is the process flow diagram of the omnipotent code-transferring method of video of the present invention;
Fig. 3 is the interface synoptic diagram of resident element among Fig. 1.
Specific embodiments
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described.
As shown in Figure 1, ten thousand videos ability trans-coding system comprises resident element 1 and receiving element 2, and wherein: the interface of present embodiment resident element is as shown in Figure 3.Resident element 1 comprises screen recording module 102, and the record that is connected with screen recording module 102 screen control module 101, and the used screen recording module 102 of present embodiment is used for the content that producer's player 3 is play is recorded; Screen recording module 101 realizes screen recording module 102 is recorded unlatching, operation such as stopped in the present embodiment.
In this adaptation procedure, producer's player 3 to be calibrated can be the player of the various models of all producers, demarcates with the adaptive play operation of accomplishing the complete producer's player of back formation and controls signaling adaptation data storehouse.Player calibration scale and play operation control signaling adaptation data are saved in the play operation control signaling adaptation module 203.
Receiving element 2 comprises system plays device module 202 and play operation control signaling adaptation module 203, and play operation control signaling adaptation module 203 is connected with synchronous playing control module 104.Play operation control signaling adaptation module 203 is with the play operation control signaling of system plays device module; Carry out adaptive through the player calibration scale; Select the play operation control signaling of the producer player corresponding with the play operation control signaling of system plays device module; Send to employed producer player by synchronous playing control module 104, thereby accomplish play operation control the producer's player that uses.
As shown in Figures 2 and 3, the omnipotent code-transferring method of video of the present invention may further comprise the steps:
Step S1: demarcate.Producer's player 3 to be calibrated is demarcated; The play operation control signaling of demarcating is stored in the player calibration scale; And the play operation control signaling that will demarcate player and the play operation of system plays device module 202 to control signaling adaptive, adaptive result is stored in the player calibration scale.Wherein, specifically comprise:
Step S11: producer's player is adaptive automatically.
The demarcating module 103 of resident element 1 obtains producer's player 3 process names of this use from the operating system process list of producer's player 3, adaptive with producer's player 3 process names in the player calibration scale; Adaptive success, this player calibration scale are producer's player 3 player calibration scales, then get into step S2; Adaptive failure, then this producer's player 3 is the player of a new model, and resident element 1 prompting user carries out proving operation to producer's player 3, and execution in step S12 accomplishes the demarcation to this new model player.
Step S12: producer's player plays operation is demarcated.
At first the user opens producer's player 3 to be calibrated; Load resident element 1, open resident element interface 10; Use the broadcast button of click producer to be calibrated player 3 then; Demarcating module 103 obtains the corresponding ControlID value of this broadcast button of producer's player and obtains the corresponding button handle of this broadcast button ControlID value, is used for unique operation of discerning producer's player 3 broadcast buttons; For this operation generates a control code, characterize the play operation control signaling of its play operation; Control signaling display box 1021 in producer's player plays of resident module interfaces 10 and show that producer's player plays control signaling; Select corresponding " the Radio button " 20251 of producer's player plays operation, select producer's player plays to control signaling and preserve the memory location; Select " interpolation signaling " button 2022, producer's player plays is controled signaling be saved in the player calibration scale.
Other play operation of producer's player are carried out one by one the demarcation of operations such as " stopping to play ", " 2 times of fast F.F.s ", " 4 times of fast F.F.s ", " 2 times of fast rewind downs ", " 4 times of fast rewind downs ", " single frames advances " and " single frames moves back " according to above-mentioned steps; And it is the play operation control signaling of above-mentioned producer player is corresponding one by one adaptive with the play operation control signaling of system plays device module; Completion controls the demarcation of signaling to producer's player plays, and the result that will demarcate is kept in the player calibration scale.
Step S13: producer's player is demarcated.
At first the demarcating module 103 of resident element 1 obtains producer's player process from the operating system process list of producer to be calibrated player 3; Then process list is shown in the process list 2023 in the resident element interface 10; The user selects the process name of corresponding producer player; " preservation process name " button 2024 in resident element interface 1 is saved in this producer's player process name in the player calibration scale.
Step S14: record region labeling.
The user clicks the mouse at producer's player video playback window area, and demarcating module 103 obtains the player video playback window ControlID of producer, and the player video playback window ControlID of producer is saved in the player calibration scale.
Step S15: preserve the player calibration scale.
Press " preservation calibration scale " button 2027 at resident element interface 10, the player calibration scale is saved in the play operation control signaling adaptation module 203.
Step S2: screen recording specifically comprises:
Step S21: start employed producer player.
Step S22: screen recording control comprises:
Step S221: start/stop the operation of record screen.Through the record screen control module 101 of resident element 1, " the start and stop record screen is recorded " button 1011 in resident element interface 10 starts/stops screen recording;
Step S222: synchronous playing control comprises:
Step S2221: synchronous playing control module 104 receives the play operation control signaling of play operation control signaling adaptation module 203.
Step S2222: synchronous playing control module 104 is sent producer's player plays of using to producer's player 3 and is controled signaling, thereby controls the operation of producer's player 3 of this use.
Step S2223: play operation is controlled signaling to synchronous playing control module 104 and the time sequential routine is saved in the video file generation module 201, makes video file generation module 201 generate video file by normal play speed.
Step S23: screen recording.The screen recording module 102 of resident element 1 is obtained producer player video playback zone according to the said player video playback window ControlID of producer, and then the video of producer's player 3 play area is carried out screen recording.
Step S24: video coding.Video encoding module 105 is encoded the video that step S23 records by unified video format; Encoding code stream is sent in the video forwarding module 106.
Step S25: video is transmitted.Video forwarding module 106 is transmitted the unified video format code stream that step S24 obtains, and sends to system plays device module 202 and carries out video playback; Perhaps send in the video file generation module 201 and generate video file.
Step S3: video reception comprises:
Step S31: video playback.
Step S311: the video code flow that system plays device module 202 is play from video forwarding module 106, carry out video playback.
Step S312: play operation control signaling is adaptive.The play operation control signaling of system plays device module; After the player calibration scale is adaptive; Obtain producer's player plays and control signaling; Said play operation control signaling is sent producer's player plays to producer's player and is controled signaling through synchronous playing control module 104, thus the operation of control producer player 3.
Step S32: video file generates.
Step S321: video code flow is encapsulated as video file.Video behind the video coding, according to play operation control signaling and time sequential routine, the video information that will comprise Play Control formation such as doubly speed broadcast is reduced, and generates and can press the video file that normal speed is play.
Step S322: the video file of encapsulation is preserved.Through " preservation video file " button 1012 of 10 in the resident element interface, preserve video file.
Claims (6)
1. the omnipotent trans-coding system of video comprises producer's player, it is characterized in that, also comprises:
Demarcating module; It is connected with said producer player; Be used for the play operation of producer's player control signaling is demarcated, and it is adaptive that the play operation control signaling of said producer player and the play operation of system plays device module are controlled signaling, is stored in the player calibration scale;
Play operation control signaling adaptation module, it is connected with said demarcating module, is used to store said player calibration scale;
The synchronous playing control module; It is connected with said play operation control signaling adaptation module; Be used for from said player calibration scale; Producer's player plays of finding out with the adaptive use of the play operation of system plays device module control signaling controls signaling, and is sent to producer's player of this use.
2. according to the omnipotent trans-coding system of the said video of claim 1, it is characterized in that, further comprise:
The screen recording module is connected with producer's player of said use, is used to record the play content of producer's player of this use;
Record screen control module is connected with said screen recording module, is used to control startup, the shut-down operation of screen recording module;
Video encoding module is connected with said screen recording module, is used for the play content of recording is encoded by unified video format;
The video forwarding module is connected with said video encoding module, is used to transmit the file after said unified video format is encoded.
3. according to the omnipotent trans-coding system of the said video of claim 2, it is characterized in that, further comprise:
The video file generation module is connected with said video forwarding module, is used for the file of said unified video format coding is generated video file.
4. according to the omnipotent trans-coding system of the said video of claim 3, it is characterized in that, further comprise:
System plays device module, it is connected with said video forwarding module, is used to show the video of unified video format coding, and system plays device module play operation control signaling is sent to play operation control signaling adaptation module.
5. the omnipotent code-transferring method of video is characterized in that, comprising:
1.1, the play operation of producer's player control signaling is demarcated: play operation control signaling, producer's player process name, producer's player plays area data of producer's player of demarcating are stored in the player calibration scale; And it is adaptive that the play operation of the said producer player control signaling and the play operation of system plays device module are controlled signaling, and adaptive result is stored in the said player calibration scale;
1.2, send the play operation control signaling of said system plays device module: in said player calibration scale; Control signaling with the adaptive producer's player plays of play operation control signaling of said system plays device module; Be sent to producer's player of use, the play operation of the producer's player through the said use of system plays device module controls.
6. the omnipotent code-transferring method of video according to claim 5 is characterized in that: the play content to producer's player of said use is recorded, and with recorded content by unified video format coding and video forwarding; The video of said unified video format coding is play in system plays device module; The video of said unified video format coding is generated video file and preserves.
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| CN103475901A (en) * | 2013-09-05 | 2013-12-25 | 乐视网信息技术（北京）股份有限公司 | Unified-source network video system and network video design method |
| CN104980752A (en) * | 2015-06-11 | 2015-10-14 | 武汉大千信息技术有限公司 | Method for realizing multipath self-adaptive parallel transcoding through CPU and GPU and system thereof |
| CN105357229A (en) * | 2015-12-22 | 2016-02-24 | 深圳市科漫达智能管理科技有限公司 | Video processing method and device |
| CN111405306A (en) * | 2020-03-20 | 2020-07-10 | 深圳宇翊技术股份有限公司 | PIS streaming media service method based on capturing and secondary encoding after playing |
| CN111651420A (en) * | 2020-06-28 | 2020-09-11 | 维沃移动通信有限公司 | File processing method and electronic equipment |
| WO2021248988A1 (en) * | 2020-06-12 | 2021-12-16 | 华为技术有限公司 | Cross-terminal screen recording method, terminal device, and storage medium |
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