CN203193773U - Multimedia panoramic recording system - Google Patents
Multimedia panoramic recording system Download PDFInfo
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- CN203193773U CN203193773U CN 201320192620 CN201320192620U CN203193773U CN 203193773 U CN203193773 U CN 203193773U CN 201320192620 CN201320192620 CN 201320192620 CN 201320192620 U CN201320192620 U CN 201320192620U CN 203193773 U CN203193773 U CN 203193773U
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Abstract
The utility model discloses a multimedia panoramic recording system comprising a recording device, a splicing device, and a mixing device. The recording device comprises a plurality of video collectors, a plurality of audio collectors, and a processor. The splicing device comprises a matching component and a smoothing component. The mixing device comprises a timeline processing component and a compressing component. The technical scheme achieves the beneficial effects that the process of wide-angle information collection by eyes is truly simulated, thereby realizing the 360-degree panoramic recording mode, so that the content recorded is relatively complete, the sense of presence of people participating a round-table conference can be simulated and viewers have an immersed sense.
Description
Technical field
The utility model relates to the multi-media recording technical field, relates in particular to a kind of multimedia panorama recording system.
Background technology
The recorded broadcast of present multi-media classroom and playback form, take following two kinds of forms usually:
First kind of mode is the method that tradition realizes the course recorded broadcast, be applicable to traditional form of giving lessons: the teacher gives lessons at the dais, the student sits up straight under the dais and listens to the teacher, adopt one or more video/audio collecting devices, record one or more video/audio data flow, and according to the user watch demand (for example the user wishes to watch from teacher/student's angle) or according to other requirements, image switching also is integrated into final recorded broadcast video.But this mode is because physical condition and technology limitation, final picture is switching or the combination between teacher's individuality, individual students and classroom PPT PowerPoint three often, its switching scope too limits, can't show on-the-spot the discussing atmosphere warmly or represent student's participation of teaching, that can't satisfy modern microteaching middle school student incorporates the sense requirement.
The second way is for playing the multimedia video that recorded broadcast is finished by various playback equipments (computer, TV, portable terminal etc.), the picture that in playbacking process, automaticallyes switch, and adopt forms such as predetermined a plurality of divided frames, picture-in-picture that the video of multi-angle is presented to the user.But playbacking of this mode rests on the concept of traditional tv one-way transmission, can't represent student's participation equally, and more the angle by the lecturer represents the whole course journey.
Summary of the invention
According to the defective that exists in the prior art, a kind of technical scheme of multimedia panorama recording system now is provided, specifically comprise:
A kind of multimedia panorama recording system is applicable to the multimedia roundtable conference that a plurality of participants add, and wherein, described multimedia panorama recording system comprises record device, splicing apparatus and mixing arrangement; Record device connects splicing apparatus by a digital interface, and splicing apparatus connects mixing arrangement, and mixing arrangement inserts outside display unit;
Described record device comprises a plurality of video collector, a plurality of audio collection devices and processor, and described video collector is connected described processor respectively with described audio collection device, and described processor connects described splicing apparatus by described digital interface;
A plurality of described video collector are numbered according to a definite sequence, and each described video collector is over against a described participant;
Described splicing apparatus comprises matching block and level and smooth processing unit; Described matching block connects described processor by described digital interface, and described matching block connects described smoothing processing parts simultaneously;
Described mixing arrangement comprise time shaft processing unit and compression process parts,
Preferably, this multimedia panorama recording system, wherein, described audio collection device comprises a main audio collector and a plurality of attached audio collection device, each described video collector is provided with a described attached audio collection device; Described main audio collector is positioned at the center of described round table.
Preferably, this multimedia panorama recording system, wherein, described display unit is the touch-screen of computer display or panel computer.
The beneficial effect of technique scheme is: the process of authentic simulation eyes wide-angle Information Monitoring, realized that 360 spend the mode of panorama recorded broadcasts, and make recorded content more comprehensive, can simulate roundtable conference participant's presence, give the beholder better substitution sense.
Description of drawings
Fig. 1 is the structural representation of a kind of multimedia panorama recording system among the embodiment of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as restriction of the present utility model.
As shown in Figure 1, among the embodiment of the present utility model, a kind of multimedia panorama recording system comprises record device, splicing apparatus and mixing arrangement; Splicing apparatus connects record device and mixing arrangement respectively; Mixing arrangement connects outside display unit.
Record device is used for panorama record multimedia teaching process, and record device forms multistage video stream signal and multistage audio stream signal simultaneously, and every section video stream signal and every section audio stream signal are corresponding one by one; Record device converts video stream signal and audio stream signal video data and voice data to and is sent to splicing apparatus;
Splicing apparatus is used for the multistage video data is spliced into one section panoramic video data, and this video data and multistage voice data are sent to mixing arrangement; Mixing arrangement is used for extracting the specific timeline information of these panoramic video data, and video data and voice data are integrated into the display unit that the combined-flow video is sent to the outside.
Comprise a plurality of video collector in the record device, a plurality of audio collection devices and processor; Processor connects a plurality of video collector and a plurality of audio collection device respectively; In embodiment of the present utility model, this multi-media recording system is applicable to the round table teaching, and a plurality of video collector are 360 degree and are placed in the round table center, to photograph the video pictures of 360 degree panoramas; A plurality of video collector are put on numbering with a definite sequence (clockwise or counterclockwise), the corresponding participant of each video collector; The audio collection device comprises a plurality of attached audio collection devices and a main audio collector; Comprise an attached audio collection device on each video collector; The main audio collector is positioned at the round table center, is used for gathering the whole audio stream signal of multimedia teaching, and is labeled as the main audio stream signal.Video collector and audio collection device are sent to processor with video stream signal and audio stream signal respectively, processor converts above-mentioned video stream signal and audio stream signal to video data and voice data, and arranges video data and voice data according to the numbering of video collector; Record device also comprises a digital interface; Processor will comprise that by this digital interface the video data that arranges and the packet of voice data are sent to splicing apparatus.
When the multimedia teaching process is recorded, can be at the special time period mark-on time shaft mark of gathering video stream signal and audio stream signal.In embodiment of the present utility model, can adopt the method at the special time period mark-on time shaft mark of audio stream signal, namely when the participant over against some audio collection devices makes a speech, this audio collection device when gathering audio frequency on the audio stream signal time shaft mark of mark-on, begin speech with this participant of mark.In other embodiment of the present utility model, also can adopt the method at the special time period mark-on time shaft mark of video stream signal, namely work as over against the participant of some video collector and carry out specific action, as take the floor etc., then this video collector when gathering video on video stream signal time shaft mark of mark-on, begin speech with this participant of mark.Same, can outside video collector and audio collection device, install the transducer over against each participant additional, the time point of making a speech with this participant of special seizure, and on corresponding audio stream signal or video stream signal mark-on time shaft mark.
Splicing apparatus comprises matching block and level and smooth processing unit; Matching block is connected with the processor of record device by digital interface, and connects the smoothing processing parts, and the smoothing processing parts connect mixing arrangement; Matching block is according to the arranging situation of video data in the packet, the video image of adjacency is alignd and splices, and a plurality of video datas are spliced into the video data of a panorama; Matching block will comprise that the packet through the video data of splicing is sent to the smoothing processing parts; The smoothing processing parts carry out the smoothing processing of splicing boundary to the video data through splicing, and form complete panoramic video data; In embodiment of the present utility model, can carry out smoothing processing to brightness, contrast and the color resolution etc. of splicing boundary, the panoramic video data that are spliced are more merged.The smoothing processing parts will comprise that the packet through the panoramic video data of splicing and smoothing processing is sent to mixing arrangement.
Mixing arrangement comprises time shaft processing unit and compression process parts; The time shaft processing unit connects the smoothing processing parts of splicing apparatus; Compression process parts connect hours axle processing unit; After the time shaft processing unit receives the packet of smoothing processing parts transmission, extract the specific time shaft mark in the panoramic video data, and processing obtains time corresponding activation shaft dot information; The time shaft activation dot information that the compression process parts obtain processing is suppressed again and is incorporated in the panoramic video data, time shaft activates the corresponding timing node in the corresponding panoramic video data of dot information, and is used for the taken video pictures of the corresponding video collector of participant that this timing node of mark is made a speech; Panoramic video data after the compression process parts are handled the elapsed time axle become the combined-flow video to output on the outside display screen with the voice data compression process.When compression process becomes this combined-flow video, the main audio data of employed voice data for gathering by the main audio collector.
Among the embodiment of the present utility model, the method that adopts said system that the multimedia teaching process is recorded comprises:
Step 1, the video flowing/audio stream signal in a plurality of audio collection device record multimedia teaching processes of a plurality of video collector and correspondence; When the participant over against certain audio collection device made a speech, this audio collection device is time shaft mark of mark-on when gathering the audio stream signal, makes a speech to be illustrated in this participant of this timing node; In other embodiment of the present utility model, also can catch participant and the mark-on time shaft mark of making a speech by video collector.
In embodiment of the present utility model, multistage video data/voice data is arranged according to the numbering of video collector/audio collection device.
Step 2, multistage video stream signal/audio stream signal is sent to processor, processor is processed into video data/voice data with video stream signal/audio stream signal, and will comprise that the packet of video data and voice data is sent to splicing apparatus by digital interface.
Step 3, splicing apparatus with the multistage video data in the packet align, coupling and smoothing processing, and finally form the panoramic picture of a splicing.The method of splicing specifically comprises:
Step 31, the matching block in the splicing apparatus read the multistage video data that arranges in the above-mentioned packet;
Step 32, in two sections video datas of adjacency, two width of cloth video images of every frame all have a plurality of identical pixels on the adjacency border, that is to say, and the video data of two sections adjacency is inevitable to have identical video content on the adjacency border; Matching block is according to above-mentioned a plurality of identical pixel in abutting connection with the border, two sections video datas of adjacency are alignd frame by frame and mates, and form complete panoramic video data; Matching block comprises that the packet of above-mentioned panoramic video data and multistage voice data is sent to the smoothing processing parts;
Step 33, after the smoothing processing parts receive above-mentioned packet, the panoramic video data are carried out the processing of image co-registration and edge smoothing, unifications such as main brightness with whole panoramic video data, contrast, color definition are adjusted to the numerical value that relatively is fit to, so that whole panoramic video is more level and smooth, remove the vestige of splicing; The smoothing processing parts will comprise that the packet through the sliding panoramic video data of handling of overmatching peace is sent to the time shaft processing unit of mixing arrangement;
Step 4, the time shaft processing unit receives above-mentioned packet, and extracts the time shaft mark in video data/voice data in the packet; The time shaft processing unit is treated as time shaft with the time shaft mark and activates dot information; This time shaft activates the timing node that dot information is used for mark participant speech on video, to satisfy user's the demand of watching; The time shaft processing unit activates the corresponding timing node position that dot information is incorporated the panoramic video data into time shaft, and will comprise that the packet of panoramic video data and voice data is sent to the compression process parts;
Step 5, compression process parts are pressed into above-mentioned video data and voice data the panoramic video of one section combined-flow; In the panoramic video of above-mentioned combined-flow, adopt the main audio data of main audio collector collection to export as voice data; The panoramic video of above-mentioned combined-flow can be sent on the outside display screen and watch for the user.The viewing area of the final panoramic video that forms is greater than the viewing area of exterior display screen, in embodiment of the present utility model, the width of the viewing area of this panoramic video is greater than the display width of display screen, and what namely the user watched at display screen only is the part of panoramic video; The user can drag in the display screen by the picture that specific operation (as the mode that adopts finger to slide at touch-screen, perhaps adopting the mode of mouse drag at general display screen) is wanted in this panoramic video to watch and show.Simultaneously, this panoramic video can activate dot information according to time shaft automatically, allow display frame rest on the video pictures of event of this timing node correspondence (as resting in the participant's that this timing node making a speech the display frame), the user also can be dragged to certain specific time shaft by the time shaft with video and activate point to watch the video pictures of specific participant's speech.
The above only is the utility model preferred embodiment; be not so limit execution mode of the present utility model and protection range; to those skilled in the art; should recognize that being equal to that all utilization the utility model specifications and diagramatic content done replace and the resulting scheme of apparent variation, all should be included in the protection range of the present utility model.
Claims (3)
1. a multimedia panorama recording system is applicable to the multimedia roundtable conference that a plurality of participants add, and it is characterized in that described multimedia panorama recording system comprises record device, splicing apparatus and mixing arrangement; Record device connects splicing apparatus by a digital interface, and splicing apparatus connects mixing arrangement, and mixing arrangement inserts outside display unit;
Described record device comprises a plurality of video collector, a plurality of audio collection devices and processor, and described video collector is connected described processor respectively with described audio collection device, and described processor connects described splicing apparatus by described digital interface;
A plurality of described video collector are numbered according to a definite sequence, and each described video collector is over against a described participant;
Described splicing apparatus comprises matching block and level and smooth processing unit; Described matching block connects described processor by described digital interface, and described matching block connects described smoothing processing parts simultaneously;
Described mixing arrangement comprises time shaft processing unit and compression process parts.
2. multimedia panorama recording system as claimed in claim 1 is characterized in that, described audio collection device comprises a main audio collector and a plurality of attached audio collection device, and each described video collector is provided with a described attached audio collection device; Described main audio collector is positioned at the center of described round table.
3. multimedia panorama recording system as claimed in claim 1 is characterized in that, described display unit is the touch-screen of computer display or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192620 CN203193773U (en) | 2013-04-16 | 2013-04-16 | Multimedia panoramic recording system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192620 CN203193773U (en) | 2013-04-16 | 2013-04-16 | Multimedia panoramic recording system |
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| CN203193773U true CN203193773U (en) | 2013-09-11 |
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| CN 201320192620 Expired - Fee Related CN203193773U (en) | 2013-04-16 | 2013-04-16 | Multimedia panoramic recording system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106993177A (en) * | 2016-10-12 | 2017-07-28 | 深圳市圆周率软件科技有限责任公司 | A kind of 720 degree of panorama acquisition systems of binocular |
| CN109756683A (en) * | 2017-11-02 | 2019-05-14 | 深圳市裂石影音科技有限公司 | Panorama audio-video method for recording, device, storage medium and computer equipment |
| CN112151080A (en) * | 2020-10-28 | 2020-12-29 | 成都启英泰伦科技有限公司 | Method for recording and processing training corpus |
-
2013
- 2013-04-16 CN CN 201320192620 patent/CN203193773U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106993177A (en) * | 2016-10-12 | 2017-07-28 | 深圳市圆周率软件科技有限责任公司 | A kind of 720 degree of panorama acquisition systems of binocular |
| CN109756683A (en) * | 2017-11-02 | 2019-05-14 | 深圳市裂石影音科技有限公司 | Panorama audio-video method for recording, device, storage medium and computer equipment |
| CN109756683B (en) * | 2017-11-02 | 2024-06-04 | 深圳市裂石影音科技有限公司 | Panoramic audio and video recording method and device, storage medium and computer equipment |
| CN112151080A (en) * | 2020-10-28 | 2020-12-29 | 成都启英泰伦科技有限公司 | Method for recording and processing training corpus |
| CN112151080B (en) * | 2020-10-28 | 2021-08-03 | 成都启英泰伦科技有限公司 | Method for recording and processing training corpus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20160416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |