CN105163056A - Video recording method capable of synchronously merging information of barometer and positioning information into video in real time - Google Patents
Video recording method capable of synchronously merging information of barometer and positioning information into video in real time Download PDFInfo
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Abstract
The invention discloses a video recording method capable of synchronously merging information of a barometer and positioning information into a video in real time. According to the method, video information, audio information, and air pressure information, altitude information, grid location coordinate information and speed information of a motion camera in real time are acquired, coding processing on the video information is carried out to output a first video flow, coding processing on the audio information is carried out to output an audio flow synchronization with the first video flow, coding processing on the air pressure information, the altitude information, the grid location coordinate information and the speed information is carried out to output an air pressure altitude data flow synchronization with the first video flow and a coordinate speed data flow, through synthesis, a second video flow containing synchronization air pressure, altitude, grid location coordinate and speed information is outputted, and an audio and video file containing the second video flow and the audio flow are finally outputted. Through the method, the air pressure information, the altitude information, the grid location coordinate information and the speed information of the motion camera are merged in real time into the video through synchronization coding, so subsequent edition, management and analysis on the video are conveniently carried out.
Description
Technical field
The present invention relates to moving camera field, particularly relate to a kind of in moving camera can real-time synchronization incorporate barometer, locating information to the kinescope method in video.
Background technology
Along with the universal of moving camera in recent years and the fast development of correlation technique, consumer is to having more powerful performance, and the demand of the moving camera that can use under more complex environments is also more and more higher.And because the fast development of semiconductor technology, it has been no longer difficult matter that present all big enterprises fill in various parameter acquisition transducers such as containing barometer, GPS, gyroscope in the equipment of moving camera size, and function is stacking reaches peak.
But, in current moving camera, even if be integrated with barometrical moving camera, all not by information codings such as atmospheric pressure value current for moving camera, altitude value in video, air pressure and altitude information can not be shown in real time in video information, more can not meet user when later stage Video processing, in conjunction with air pressure at that time and altitude information, video be analyzed, the operation such as editing and management.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of real-time synchronization to incorporate barometer, locating information to the kinescope method in video, by real-time pressure information current for moving camera and altitude information synchronous coding in video.
The object of the invention is to be achieved through the following technical solutions: a kind of real-time synchronization incorporates barometer, locating information to the kinescope method in video, comprises following multiple step.
S1, data acquisition: by the video camera Real-time Collection video information in moving camera, by the recorder Real-time Collection audio-frequency information in moving camera, pressure information by the barometer Real-time Collection moving camera present position in moving camera, and calculate the altitude information of current location according to this pressure information, the latitude coordinates information current by the locating module Real-time Collection moving camera in moving camera and velocity information.
S2, coding synthesis: coded treatment is carried out to video information and exports the first video flowing, the coded treatment output audio stream synchronous with the first video flowing is carried out to audio-frequency information, with the first video flowing synchronous air pressure elevation data stream of coded treatment output packet containing atmospheric pressure value and altitude value is carried out to pressure information and altitude information, pair warp and weft coordinate information and velocity information carry out the coordinate speed data flow synchronous with the first video flowing that coded treatment output packet contains latitude coordinates and speed, again the first video flowing, air pressure elevation data stream and coordinate speed data flow carry out synthesis output packet containing synchronous air pressure, height above sea level, second video flowing of latitude coordinates and velocity information, last output packet contains the audio-video document of the second video flowing and audio stream.
S3, decoding is play: carry out decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow to described audio-video document, carry out audio and video playing, and simultaneous display pressure information, altitude information, latitude coordinates information and velocity information.
S4, video clipping: decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow are carried out to described audio-video document, according to pressure information, altitude information, latitude coordinates information and velocity information, editing process is carried out to audio-video document.
S5, video management: described audio-video document is managed and analyzing and processing according to pressure information, altitude information, latitude coordinates information and velocity information.
The invention has the beneficial effects as follows: the present invention by real-time pressure information current for moving camera, altitude information, latitude coordinates information and velocity information synchronous coding in video, can realize when video playback, simultaneous display moving camera pressure information at that time, altitude information, latitude coordinates information and velocity information, user can also be met when carrying out post-processed to video, can to analyze audio-video document in conjunction with the pressure information synchronous with audio, video data, altitude information, latitude coordinates information and velocity information, the operation such as editing and management.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of method proposed by the invention;
Fig. 2 is the idiographic flow schematic diagram of method proposed by the invention in video playback applied environment.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, a kind of real-time synchronization incorporates barometer, locating information to the kinescope method in video, comprises following multiple step.
S1, data acquisition: by the video camera Real-time Collection video information in moving camera, by the recorder Real-time Collection audio-frequency information in moving camera, pressure information by the barometer Real-time Collection moving camera present position in moving camera, and calculate the altitude information of current location according to this pressure information, the latitude coordinates information current by the locating module Real-time Collection moving camera in moving camera and velocity information.
S2, coding synthesis: coded treatment is carried out to video information and exports the first video flowing, the coded treatment output audio stream synchronous with the first video flowing is carried out to audio-frequency information, with the first video flowing synchronous air pressure elevation data stream of coded treatment output packet containing atmospheric pressure value and altitude value is carried out to pressure information and altitude information, pair warp and weft coordinate information and velocity information carry out the coordinate speed data flow synchronous with the first video flowing that coded treatment output packet contains latitude coordinates and speed, again the first video flowing, air pressure elevation data stream and coordinate speed data flow carry out synthesis output packet containing synchronous air pressure, height above sea level, second video flowing of latitude coordinates and velocity information, last output packet contains the audio-video document of the second video flowing and audio stream.
S3, decoding is play: as shown in Figure 2, decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow are carried out to described audio-video document, carries out audio and video playing, and simultaneous display pressure information, altitude information, latitude coordinates information and velocity information.
S4, video clipping: decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow are carried out to described audio-video document, according to pressure information, altitude information, latitude coordinates information and velocity information, editing process is carried out to the first video flowing or audio stream.
S5, video management: described audio-video document is managed and analyzing and processing according to pressure information, altitude information, latitude coordinates information and velocity information.
Locating module in the present invention comprises one or more the combination in GPS locating module, big-dipper satellite locating module, GLONASS module and Galilean satellite locating module.
The present invention can realize, when recorded video, by barometer and locating module Real-time Obtaining pressure information, altitude information, latitude coordinates information and the velocity information of moving camera self.And when video flowing coding, pressure information, altitude information, latitude coordinates information and velocity information are stored in Video stream information in real time, finally make in video file, to comprise the multiple environmental datas such as pressure information, altitude information, latitude coordinates information and velocity information.
When being decoded by video player, separable go out pressure information, altitude information, latitude coordinates information and velocity information in video file, and when playing this video, not only can carry out common video playback, can also the real-time pressure information of simultaneous display, altitude information, velocity information and the real-time geographical position obtained by real-time latitude coordinates information and movement locus.
As the video that a moving camera is taken, also comprise synchronous real-time pressure information, altitude information, latitude coordinates information and velocity information, user is so not only allowed to have good Consumer's Experience, customer analysis some external environments at that time can also be helped, so that editing, management and analysis video.
Claims (4)
1. real-time synchronization incorporates barometer, locating information to the kinescope method in video, it is characterized in that, comprises following multiple step:
S1, data acquisition: by the video camera Real-time Collection video information in moving camera, by the recorder Real-time Collection audio-frequency information in moving camera, pressure information by the barometer Real-time Collection moving camera present position in moving camera, and calculate the altitude information of current location according to this pressure information, the latitude coordinates information current by the locating module Real-time Collection moving camera in moving camera and velocity information;
S2, coding synthesis: coded treatment is carried out to video information and exports the first video flowing, the coded treatment output audio stream synchronous with the first video flowing is carried out to audio-frequency information, with the first video flowing synchronous air pressure elevation data stream of coded treatment output packet containing atmospheric pressure value and altitude value is carried out to pressure information and altitude information, pair warp and weft coordinate information and velocity information carry out the coordinate speed data flow synchronous with the first video flowing that coded treatment output packet contains latitude coordinates and speed, again the first video flowing, air pressure elevation data stream and coordinate speed data flow carry out synthesis output packet containing synchronous air pressure, height above sea level, second video flowing of latitude coordinates and velocity information, last output packet contains the audio-video document of the second video flowing and audio stream.
2. a kind of real-time synchronization according to claim 1 incorporates barometer, locating information to the kinescope method in video, it is characterized in that, also comprise decoding and play step S3: decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow are carried out to described audio-video document, carry out audio and video playing, and pressure information, altitude information, latitude coordinates information and velocity information that simultaneous display is real-time.
3. a kind of real-time synchronization according to claim 1 incorporates barometer, locating information to the kinescope method in video, it is characterized in that, also comprise video clipping step S4: decoding process output first video flowing, audio stream, air pressure elevation data stream and coordinate speed data flow are carried out to described audio-video document, according to pressure information, altitude information, latitude coordinates information and velocity information, editing process is carried out to audio-video document.
4. a kind of real-time synchronization according to claim 1 incorporates barometer, locating information to the kinescope method in video, it is characterized in that, also comprise video management step S5: according to pressure information, altitude information, latitude coordinates information and velocity information, described audio-video document is managed and analyzing and processing.
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| CN201510395418.1A CN105163056A (en) | 2015-07-08 | 2015-07-08 | Video recording method capable of synchronously merging information of barometer and positioning information into video in real time |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11290708B2 (en) | 2019-02-19 | 2022-03-29 | Edgy Bees Ltd. | Estimating real-time delay of a video data stream |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11290708B2 (en) | 2019-02-19 | 2022-03-29 | Edgy Bees Ltd. | Estimating real-time delay of a video data stream |
| US11563932B2 (en) | 2019-02-19 | 2023-01-24 | Edgy Bees Ltd. | Estimating real-time delay of a video data stream |
| US11849105B2 (en) | 2019-02-19 | 2023-12-19 | Edgy Bees Ltd. | Estimating real-time delay of a video data stream |
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Application publication date: 20151216 |