CN102752628B - Test method for automatic audio/video signal - Google Patents
Test method for automatic audio/video signal Download PDFInfo
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- CN102752628B CN102752628B CN201210200660.5A CN201210200660A CN102752628B CN 102752628 B CN102752628 B CN 102752628B CN 201210200660 A CN201210200660 A CN 201210200660A CN 102752628 B CN102752628 B CN 102752628B
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Abstract
The invention discloses a test method for an automatic audio/video signal, and relates to the technical field of computer software, specifically comprising the following steps of: transmitting a standard picture color bar into a network by an autonomously-developed hardware plate card through a UDP (user datagram protocol) protocol, receiving a color bar signal by a terminal to be evaluated, comparing with a standard color bar signal which is locally and internally built, computing the loss, returning an evaluation value back to an evaluating terminal, and judging an effect by the evaluating terminal according to received data. The invention aims at providing the test method for the automatic audio/video signal, so that the labor cost can be effectively reduced, the task can be exactly and effectively completed, the efficiency of the large-scale video conference can be improved, and the conference cost can be saved.
Description
Technical field
The present invention relates to computer software technical field, particularly relate to a kind of detection method of automatic audio-video signal.
Background technology
In recent years, along with the constantly universal of concept and popularization, the huge business potential of cloud computing is constantly demonstrated out.What is cloud computing? cloud computing is a kind of supercomputing pattern based on internet, and in long-range data center, several ten thousand even several ten million platform computers and server connect into a slice.Therefore, cloud computing even can allow you experience the operational capability more than 10 TFlops per second, and so powerful operational capability is almost omnipotent.User, by mode access data centers such as computer, notebook, mobile phones, is undertaken storing and computing by respective demand.
Although everybody is saying cloud computing, real research product and land seldom, can be described as ' loud thunder but small raindrops '.Along with some local governments are thought, by " cloud computing three words, can obtain the public praise promoting the development of local scientific and technological industry; can obtain again the reality of taking over the land for use and enclosing the land, on this basis, can also complete the achievements of inviting outside investment; achieve many things at one stroke, the upsurge of cloud construction of base sweeps across China immediately.
In the present invention, technical staff proposes the detection method of automatic audio-video signal, effectively overcomes the defect that common artificial roll-call is too consuming time and not accurate enough, meets more application demand.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of detection method of automatic audio-video signal, effectively reduces cost of labor, finishing the work of precise and high efficiency.
In order to solve the problems of the technologies described above, the invention provides a kind of detection method of automatic audio-video signal, comprising:
The hardware board of independent development sends standard picture colour bar by udp protocol in net;
After being received color bar signal by evaluation and test end, the standard color-bar signal built-in with this locality carries out contrast and computed losses, and this evaluation and test value is returned to evaluation and test end.
Further, described method also comprises: evaluation and test end judges effect according to the data received.
Further, the mode that described automatic roll-calling employing manually starts or automatic pointing starts starts.
Further, the detection method of described automatic audio-video signal is called the roll to all sub-venues in current meeting-place.
Further, described method also comprises: divide into groups to the sub-venue in current meeting-place and default roll-call group.
Further, described method also comprises: call the roll to the roll-call group preset.
Further, the details of roll-call comprise all by call the roll sub-venue and do not pass through item.
Further, described not by item comprise video comparison and or audio frequency comparison.
To sum up, the detection method of automatic audio-video signal provided by the invention, reduces cost of labor greatly, before video conference is held, do not carry out video effect test at the scene a lot of people of needs, and can automatically complete this work, and the evaluation result providing video quality supplies keeper's reference.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the detection method of a kind of automatic audio-video signal of the present invention;
Fig. 2 is the Qbox structural representation provided in the specific embodiment of the present invention;
Fig. 3 is the schematic flow sheet of the automatic roll-calling suggestion described in the specific embodiment of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Give a kind of schematic flow sheet of detection method of automatic audio-video signal see Fig. 1, specifically comprise:
Step S101, the hardware board of independent development sends standard picture colour bar by udp protocol in net;
Step S102, after being received color bar signal by evaluation and test end, the standard color-bar signal built-in with this locality carries out contrast and computed losses, and this evaluation and test value is returned to evaluation and test end.
Further, the detection method of described automatic audio-video signal also comprises:
Step S103, evaluation and test end judges effect according to the data received.
In actual applications, the mode that described automatic roll-calling employing manually starts or automatic pointing starts starts.The detection method of described automatic audio-video signal is called the roll to all sub-venues in current meeting-place.According to demand, also to divide into groups to the sub-venue in current meeting-place and default roll-call group.Then the direct roll-call group to presetting is called the roll.After calling the roll, the roll-call details that obtain comprise all by the sub-venue of calling the roll and do not pass through item.Concrete, described not by item comprise video comparison and or audio frequency comparison.
Below to border should as concise and to the point introduction in fact, so that everybody understands this programme better, Qbox, also known as the integrated suit of video conferencing system (video conference system integrated suite, VCSIS), be aly be applied to the integrated integration product of video conference, meeting room.
Scheme of the present invention is based on the core of technology of Internet of things and basis, and soft or hard combines, and certain hardware foundation realizes automatically detecting the audio-video signal in each meeting-place by information interaction, data fusion management.The audio-video signal detection of common manual operation to each sub-venue is too consuming time and not accurate enough, and audio-video signal detection technique can be good at addressing this problem automatically, can be at short notice by Sensor Network, Intellisense the audio-visual quality in automatic accurate each meeting-place of detection, and problematic meeting-place is judged and diagnoses solution.Use this technology that the efficiency of national Large video meeting is improved, and save the Artificial Control cost of meeting.
The outward appearance of Qbox is a small-sized cabinet, and inside is integrated with video conference, the integrated relevant nucleus module of meeting room and management work station, and its schematic diagram is see Fig. 2.
Qbox is as a set of standardized product, and each meeting room is equipped with a set of, can become the video conference rooms that possesses standard feature.All Qbox manage by a set of unified management platform software.
The video conferencing system built by Qbox, except video conference function, also possesses following function:
1. conference management
● on single platform, unified management is carried out to all types of MCU
Which kind of model no matter no matter have how many equipment (MCU, terminal), be, all enterprising line operate management at same single interface of this software.
● subscribe meeting
Meeting can be subscribed, and automatically in MCU, create meeting when " meeting start time " arrives, and the meeting-place that incoming call is predetermined, the parameter that can arrange is: meeting-place, meeting time span, access rate, main meeting-place, span mode etc., can also save as " meeting-place group " to call from now on by some meeting-place.
● meeting template
Template can be saved as, so that a key is held from now on time " newly-built meeting "; Can edit, delete meeting template.
According to the actual conditions of client, multiple meeting template can be preset.
● operating in a key, comprising:
√ is one-touch to hold immediately
The one-touch span mode of √ switches
The one-touch dedicated management software interface entering MCU, terminal of √
● information registering
Can at any time by new component register in platform, comprising:
√MCU
√ video conference terminal
√ meeting-place
● view function
1) view display
Can in mode intuitively, the state information that display is abundant in real time, comprising:
√ meeting view: display conference title, time started, end time;
√ meeting-place view: display Name, state, role, IP, another name, affiliated MCU, call direction, audio frequency, video, double fluid, packet loss (two-way);
√ cascade point view: display Name, access rate, connection status, mute state, MCU rank, MCU series, MCU model, MCU version, audio/video port number, control unit IP, signaling host ip;
√ MCU view: display Name, model, numbering, software version, control IP, signaling IP, video resource, audio resource;
√ end elevation: display model, numbering, IP, affiliated meeting-place, affiliated MCU, enabling time, guarantee period;
View display is supported to click the function that field name gets final product auto-sequencing.
2) view operation
√ meeting view: the operation such as end, time delay can be performed
√ meeting-place view: can perform quiet/cancel quiet, call out/hang up, be set to speaker, be set to spokesman, only my speech, video masking/cancellations video masking, closes sound/cancellations and closes sound, interpolation/deletion operation such as meeting-place
● information inquiry and maintenance
Can carry out deriving based on the inquiry of multiple querying condition and result to meeting room information, conferencing information, facility information etc., and perform attended operation.
● upload download
Support the uploading of relevant documentation, download function.
● commonly use the refinement of management and control operation and present
On a single page, the reasonable arrangement conventional operation of video conference, implies the function be of little use and makes keeper only can complete most meeting operations on this page.
● meeting-place premonitoring
In the view of meeting-place, premonitoring can select this locality and the far-end real-time pictures in meeting-place.
● statistical analysis
Meeting statistics (number of meetings, meeting time span etc.) of multiple kind, many forms can be carried out, and can statistics be derived.
● information inquiry and maintenance
There is very powerful, careful information searching function, can query-related information, and attended operation can be carried out on the basis of Query Result.
√ can increase equipment, deletes, changes, look into, and Query Result can be derived;
√ can increase meeting room, deletes, changes, look into, and Query Result can be derived;
√ can inquire about daily record, and Query Result can be derived;
√ can inquire about meeting, and Query Result can be derived;
● intelligent alarm
Have multiple intelligent alarm function, to guarantee the normal operation of system, warning various informative, as ejected warning dialog box in real time, sends alarm mail, note etc.
2. central control system management
1) centralized control of many meeting rooms
To the management that the central control system of all meeting rooms is concentrated on single management interface, Stateful Inspection, Long-distance Control, report generation etc. can be comprised.
2) automatic roll-calling
For automatic roll-calling function, support following function point:
● can manually start or self-timing startup roll-call function;
● under default situations, all sub-venues of this meeting are called the roll;
● " roll-call group " (some meeting-place are set to one group, this group can be selected to call the roll) can be preset;
● the details of roll-call situation (comprise all by the sub-venue of calling the roll and do not pass through item), generating report forms after roll-call terminates, checks for keeper.The schematic flow sheet of automatic roll-calling suggestion is see Fig. 3.
3) remote monitoring
For remote monitoring (monitor/control) function, support following function point:
A) telemonitoring aspect
● selected a certain sub-venue carries out telemonitoring
● the packet loss (import and export of video conference terminal) of all sub-venues can be shown
● the real-time status of all sub-venue control devices can be shown:
√ on-line/off-line state;
The open and close state of √ equipment;
● can abnormal alarm be set
B) Long-distance Control aspect
● can long-distance support sequential power supply open and close operation;
● can long-distance support equipment open and close operation;
● can long-range camera be controlled;
3. recording and broadcasting system management
● start the conventional operation of recording and broadcasting system fast;
● recorded broadcast preview;
● record the unified management of document;
The detection method of the automatic audio-video signal described in the present invention, solves the problems such as common artificial roll-call is in the past too consuming time and not accurate enough, and interactive diagnosis efficiency is low, and debugging is complicated.Can be at short notice by automatic roll-calling technological system, the video quality in automatic accurate each meeting-place of detection, and diagnosis is made to problematic meeting-place, a lot of people is no longer needed to carry out video effect test at the scene, this programme can complete this work automatically, and the evaluation result providing video quality supplies keeper's reference, greatly reduces cost of labor, the efficiency of Large video meeting is improved, and saves meeting cost.
Above the detection method of automatic audio-video signal provided by the present invention is described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, 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.
Claims (4)
1. a detection method for automatic audio-video signal, for calling the roll to each sub-venue of video conferencing system, is characterized in that, comprise:
Described roll-call is started by the mode that employing manually starts or self-timing starts;
The hardware board of independent development sends standard picture colour bar by udp protocol in net;
After being received color bar signal by evaluation and test end, the standard color-bar signal built-in with this locality carries out contrast and computed losses, and described loss is returned to evaluation and test end as evaluation and test value;
Evaluate and test end and judge effect according to the data received, obtain and comprise not by the sub-venue of roll-call and not by the roll-call details of item.
2. the detection method of automatic audio-video signal according to claim 1, is characterized in that, described method also comprises: divide into groups to the sub-venue in current meeting-place and default roll-call group.
3. the detection method of automatic audio-video signal according to claim 2, is characterized in that, described method also comprises: call the roll to the roll-call group preset.
4. the detection method of automatic audio-video signal according to claim 1, is characterized in that, described not by item comprise video comparison and or audio frequency comparison.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210200660.5A CN102752628B (en) | 2012-06-15 | 2012-06-15 | Test method for automatic audio/video signal |
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| CN201210200660.5A CN102752628B (en) | 2012-06-15 | 2012-06-15 | Test method for automatic audio/video signal |
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| CN102752628A CN102752628A (en) | 2012-10-24 |
| CN102752628B true CN102752628B (en) | 2015-04-01 |
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| CN110010045A (en) * | 2019-04-02 | 2019-07-12 | 上海帆声图像科技有限公司 | It is a kind of to show the detection method of equipment, apparatus and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6141042A (en) * | 1997-06-23 | 2000-10-31 | Hewlett-Packard Company | Method and apparatus for measuring quality of a video transmission |
| CN1270534C (en) * | 2003-04-23 | 2006-08-16 | 中兴通讯股份有限公司 | Device and method for implementing simulation of multiplex terminal calls in video conference system |
| CN202014343U (en) * | 2011-04-22 | 2011-10-19 | 赛特斯网络科技(南京)有限责任公司 | Video stream analyzer used for network system |
-
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- 2012-06-15 CN CN201210200660.5A patent/CN102752628B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6141042A (en) * | 1997-06-23 | 2000-10-31 | Hewlett-Packard Company | Method and apparatus for measuring quality of a video transmission |
| CN1270534C (en) * | 2003-04-23 | 2006-08-16 | 中兴通讯股份有限公司 | Device and method for implementing simulation of multiplex terminal calls in video conference system |
| CN202014343U (en) * | 2011-04-22 | 2011-10-19 | 赛特斯网络科技(南京)有限责任公司 | Video stream analyzer used for network system |
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