CN100518247C - Video signal capturing, signal processing and transferring system and method and device - Google Patents
Video signal capturing, signal processing and transferring system and method and device Download PDFInfo
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- CN100518247C CN100518247C CNB200610129118XA CN200610129118A CN100518247C CN 100518247 C CN100518247 C CN 100518247C CN B200610129118X A CNB200610129118X A CN B200610129118XA CN 200610129118 A CN200610129118 A CN 200610129118A CN 100518247 C CN100518247 C CN 100518247C
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Abstract
A video signal transfer system including an imaging apparatus for capturing an object to be imaged and generating a consecutive plurality of picture data forming a moving image, selecting from the plurality of picture data picture data positioned in advance at predetermined intervals to generate a plurality of lines (series) of video signals, and transmitting the plurality of systems of video signal, and a signal processing apparatus having a plurality of signal processing circuits, outputting the plurality of lines of video signals received from the imaging apparatus to the plurality of signal processing circuits, and making them process the signals in parallel.
Description
The cross reference of related application
The present invention comprises and Japanese patent application No.2005-261066 that submits in Japan Patent office on September 8th, 2005 and the relevant theme of submitting in Japan Patent office on November 15th, 2005 of Japanese patent application No.2005-330533, incorporates its full content here by reference into.
Technical field
The vision signal that the present invention relates to be used for being taken by for example video camera sends to the video signal transmission system of signal processing system subsequently, and relates to imaging device, signal handling equipment and used video-signal-transfer method thereof.
Background technology
For example, a kind of video signal transmission system is arranged, wherein, carry out high speed imaging with high-resolution, and will send to signal handling equipment from the vision signal of imaging equipment by imaging device.
Such video signal transmission system is controlled according to the speed of signal handling equipment outputting video signal, so that will send to signal handling equipment from vision signal imaging equipment, this kind speed.
In addition, imaging device is handled vision signal, to carry out gain controlling and automatic sawtooth level detection (auto alias level detection), perhaps carries out other feedback processing, Knee (flex point) processing and gamma correction.(with reference to Japanese patent gazette (A) No.2000-188703).
In addition, signal handling equipment is handled successively to the vision signal of taking with high speed imaging, to carry out color correction etc.
But, in above-mentioned video signal transmission system, because according to the speed of the vision signal that sends to signal handling equipment from imaging device being controlled by the speed of signal handling equipment outputting video signal, therefore, shortcoming is that the treating capacity of imaging device is very big, be difficult to reduce size, undersized words can be very complicated, and power consumption is very big.
In addition, a plurality of vision signal additions that signal handling equipment will obtain by high speed imaging, to generate the vision signal of standard speed, but, in this case, in imaging device, gamma is handled and the Knee processing has caused the vision signal shown in Fig. 9 A shown in Fig. 9 B and be out of shape, therefore, if with these vision signal combinations, to generate the vision signal of standard speed, then shown in Fig. 9 C, shortcoming is that factitious edge or tone will appear in the vision signal of standard speed, and image quality will descend.
Summary of the invention
Therefore, the present invention's expectation provides a kind of video signal transmission system, imaging device, signal handling equipment and video-signal-transfer method, make when when signal handling equipment transmits the vision signal that is generated by imaging device, can reduce the treating capacity of imaging device.
In addition, the present invention's expectation provides a kind of video signal transmission system, imaging device, signal handling equipment and video-signal-transfer method, can suppress the quality decline by the vision signal of above-mentioned signal handling equipment output.
The video signal transmission system of a first aspect of the present invention has: imaging device, be used to take the object of wanting imaging and generate the continuous a plurality of picture datas that constitute moving image, from described a plurality of picture datas, select according to the pre-aligned picture data of predetermined space, thereby generate multichannel (line) (sequence) vision signal, and send described multi-channel video signal; And signal handling equipment, has the multichannel treatment circuit, to output to a plurality of signal processing circuits from the vision signal of a plurality of systems that imaging device receives, and these signal processing circuits are handled concurrently to described signal, wherein, imaging device generates N (N 〉=2) road vision signal, to constitute N continuous pictures storage of moving image in the vision signal of not going the same way, N continuous pictures data are controlled, so that they by identical timed sending, and are sent described multi-channel video signal with the speed of the 1/N of image taking speed.
The imaging device of a second aspect of the present invention is following a kind of imaging device that is used for imaging results is sent to signal handling equipment, this imaging device has: image-generating unit is used to take the object of wanting imaging and generates the continuous a plurality of picture datas that constitute moving image; Signal processing circuit is used for selecting according to the pre-aligned picture data of predetermined space from a plurality of picture datas that generated by image-generating unit, thereby generates multichannel (sequence) vision signal; And transfer circuit, the multi-channel video signal that is used for being generated by signal processing circuit sends to signal handling equipment.Wherein, described signal processing circuit generates N (N 〉=2) road vision signal, to constitute the individual continuous pictures storage of N (N 〉=2) of moving image in the vision signal of not going the same way, described N continuous pictures data are controlled, so that they are sent by identical timing, and, send described multi-channel video signal with the speed of the 1/N of image taking speed.
The signal handling equipment of a third aspect of the present invention is following a kind of signal handling equipment, be used for multichannel (sequence) vision signal that receives from the imaging device of taking the object of wanting imaging is handled, to generate the continuous a plurality of picture datas that constitute moving image, from described a plurality of picture datas, select according to the pre-aligned picture data of predetermined space, thereby generate N (N 〉=2) roads (sequence) vision signal, described signal handling equipment has: N signal processing circuit; Separative element, the vision signal that is used for N system will receiving from imaging device outputs to a described N signal processing circuit, and these signal processing circuits are handled described signal concurrently; And external equipment, be used in an image time, the picture data of the 1/N image time usefulness (worth) from N vision signal of described N signal processing circuit input is exported.
The video-signal-transfer method of a fourth aspect of the present invention is a kind of video-signal-transfer method that is used for the imaging results of imaging device is sent to signal handling equipment, this method comprises the steps: first step, and imaging device is configured to take the object of wanting imaging and generates the continuous a plurality of picture datas that constitute moving image; Second step makes imaging device from a plurality of picture datas that generate at first step, selects according to the pre-aligned picture data of predetermined space, thereby generates multichannel (sequence) vision signal, and multi-channel video signal is sent to signal handling equipment; And third step, the multi-channel video signal that signal handling equipment will be received from imaging device in second step outputs to a plurality of signal processing circuits, and these signal processing circuits are handled these signals concurrently.
According to the present invention, realized to reduce video signal transmission system, imaging device, signal handling equipment and the video-signal-transfer method of the treating capacity of imaging device when when signal processing system transmits the vision signal that is generated by imaging device.
In addition, the present invention can provide a kind of video signal transmission system, imaging device, signal handling equipment and video-signal-transfer method that can descend and suppress the quality by the vision signal of above-mentioned signal handling equipment output.
Description of drawings
According to the following description of preferred embodiments that provides with reference to accompanying drawing, it is clearer that these and other objects of the present invention and feature will become, wherein:
Fig. 1 is that the vision signal of first embodiment of the invention is taken, vision signal is handled and the figure of the configuration of transfer system;
Fig. 2 is the figure of the configuration of video camera shown in Figure 1 and vision signal processing and control element (PCE);
Fig. 3 is the figure that shows the configuration of the image-signal processor circuit in video camera shown in Figure 2;
Fig. 4 A is the figure that shows the picture signal that is transmitted by image-signal processor circuit shown in Figure 3 to 4B;
Fig. 5 shows the figure of the configuration of conventional speeds picture signal generator circuit shown in Figure 2;
Fig. 6 A is the figure that is used to illustrate the handover operation of vision signal processing and control element (PCE) shown in Figure 2 to 6C;
Fig. 7 A shows figure according to result first embodiment of the invention, picture signal to 7D;
Fig. 8 A is the figure that is used to illustrate according to the picture signal of second embodiment of the invention to 8B; And
Fig. 9 A is the figure that is used for illustrating in the problem of traditional signal transfer system to 9C.
Embodiment
Below will the camera chain according to the embodiment of the invention be described.
＜the first embodiment 〉
At first, the parts of present embodiment and the corresponding relation between the parts of the present invention are illustrated.
In addition, the field picture or the frame picture of present embodiment are the example of picture data of the present invention.
In addition, the vision signal S34_1 of present embodiment, S34_2, S34_3 are the example of multichannel of the present invention (sequence) vision signal.
In addition, the signal processing circuit 43_1 of present embodiment, 43_2,43_3 are the example of a plurality of signal processing circuits of the present invention.
In addition, buffer storage 32 is the example of memory of the present invention, and view finder 33 is the example of display of the present invention, and signal processing circuit 34 is the example of signal processing unit of the present invention.
In addition, pre-process circuit 42 is the example of separative element of the present invention, and add circuit 71 is the example of add circuit of the present invention.
Fig. 1 is the overall arrangement of the camera chain 1 of present embodiment.
As shown in Figure 1, camera chain 1 has, for example, and video camera 10, camera control unit 12 and VTR or change over switch (hereinafter referred to as the VTR/ change over switch) 14.External equipment 20 is connected to VTR/ change over switch 14.
12 pairs of vision signals from video camera 10 inputs of camera control unit are handled, thereby generate SDI (serial digital interface) the type vision signal based on SMPTE, and this signal is outputed to VTR/ change over switch 14 by cable 18.
14 pairs of vision signals from camera control unit 12 inputs of VTR/ change over switch write down or send.
For example, in camera chain 1, video camera 10 is disposed in the studio, and camera control unit 12 and VTR/ change over switch 14 are disposed in the auxiliary make-up room.
Thus, when utilizing video camera 10 program recordings in the studio, this vision signal and audio signal output to the camera control unit 12 of auxiliary make-up room by optical cable 16.
In addition, output to VTR/ change over switch 14 from vision signal camera control unit 12, treated and audio signal by cable 18.
In addition, VTR/ change over switch 14 is used for signal processing that vision signal and audio signal are write down, edit and send.
Below will be elaborated to video camera 10 and camera control unit 12.
Fig. 2 is the figure of the configuration of video camera 10 and camera control unit 12.
[video camera 10]
As shown in Figure 2, video camera 10 has, for example, and image device 31, buffer storage 32, view finder 33, signal processing circuit 34 and transfer circuit 35.
Note, with light focusing on the image device of regulating by focusing 31.In addition, after having carried out gain controlling, the imaging results of image device 31 is output as vision signal S31.
Under the control of signal processing circuit 34, view finder 33 is read and is shown the vision signal that is stored in the buffer storage 32.
Fig. 3 is the figure of the configuration of signal processing circuit shown in Figure 2.
As shown in Figure 3, signal processing circuit 34 has, for example, and A/D change-over circuit 61, signal processing circuit 62, memory accessing circuit 63 and rearrange circuit 64.
A/D change-over circuit 61 will be converted to digital video signal from the analog video signal S31 of image device 31 inputs, and digital video signal is outputed to signal processing circuit 62.
62 pairs of digital video signals from 61 inputs of A/D change-over circuit of signal processing circuit carry out the processing relevant with FEEDBACK CONTROL, so that generate vision signal S34a, and it are outputed to memory accessing circuit 63.Memory accessing circuit 63 is with vision signal S34a write buffering memory 32.
In the present embodiment, relevant with above-mentioned FEEDBACK CONTROL signal processing comprises for example gain controlling processing and automatic sawtooth level detection processing etc.
In addition, memory accessing circuit 63 is read a field for per 3 continuous among the vision signal S34a from buffering memory 32, and it is outputed to view finder 33.
Rearrange circuit 64 and receive the vision signal S34a that reads from buffering memory 32 by memory accessing circuit 63 as input.When vision signal S31 is interlaced format, as shown in Figure 4, rearranging 64 couples of vision signal S34a of circuit rearranges, preceding 3 field 1T, 1B in 6 fields of a group of feasible formation, 2T be consistent (becoming parallel) in time, and they are outputed to transfer circuit 35 as vision signal S34.
In Fig. 4, " T " represents front court (top field), and " B " represents back court (bottom field).
In addition, as shown in Figure 4, after above-mentioned preceding 3 field 1T, 1B, 2T, back 3 field 2B, 3T, the 3B that rearrange in 64 pairs of 6 above-mentioned fields of circuit rearrange, make consistent (becoming parallel) in time, and they are outputed to transfer circuit 35 as vision signal S34.
That is, shown in Fig. 4 B, rearrange circuit 64 and generate the vision signal of forming by three tunnel (sequence) vision signal S34_1, S34_2, S34_3.
In camera chain 1, field picture in the group of 34 pairs of 6 the field pictures of signal processing circuit by video camera 10 is as utilizing illustrated the rearranging of Fig. 4, and the camera control unit 12 of back can be realized the picture addition that will take with 3 times of speed and the processing of display standard velocity image by simple add circuit.
For example, transfer circuit 35 will send to optical cable 16 by the vision signal S34 of R, G, a B signal 10.692GHz that form, that be mapped as serial signal of 12.
In addition, under the situation that 3 times of (three efficiency-timed energy) speed send, transfer circuit 35 can send to control unit 12 by the BNC cable with the serial sdi signal of vision signal S34 as six 1.485GHz.Notice that 3 times of speed (usefulness is three times in the speed of conventional speeds) are examples.The high speed that present embodiment can be applied to except 3 times of speed transmits (N is the transmission of (the efficiency-timed energy of N) speed doubly).
As mentioned above, no matter the speed of the vision signal S12 of camera control unit output how, video camera 10 all sends to camera control unit 12 with the vision signal S34 of form shown in Figure 4.
In addition, in camera chain 1, as mentioned above, vision signal is carried out the processing relevant with FEEDBACK CONTROL, still, be not used to improve the quality, the Knee of compression etc. handles or gamma correction is handled or other predetermined process.
Thus, can be than the processing burden that more reduced video camera 10 in the past.
[camera control unit 12]
As shown in Figure 2, camera control unit 12 have transfer circuit 41, pre-process circuit 42, signal processing circuit 43_1,43_2,, 43_3,45 and format conversion circuit 47.
The vision signal S34 that 41 pairs of transfer circuits receive from video camera 10 by optical cable 16 carry out the format conversion opposite with transfer circuit 35, and the result is outputed to pre-process circuit 42.
Fig. 5 is the figure of the configuration of pre-process circuit 42 shown in Figure 2.
As shown in Figure 5, pre-process circuit 42 will output to signal processing circuit 43_1,43_2,43_3 from transfer circuit vision signal S34_1, S34_2, S34_3 41 inputs, that constitute vision signal S34.
In addition, as shown in Figure 5, pre-process circuit 42 has add circuit 71.
Add circuit 71 will generate the vision signal S42 of standard speed from transfer circuit vision signal S34_1, S34_2, S34_3 addition 41 inputs, that constitute vision signal S34, and it is outputed to signal processing circuit 45.
Shown in Fig. 4 (B), in the present embodiment, vision signal S34 comprises three tunnel (sequence) vision signal S34_1, S34_2, the S34_3 of parallel storage, therefore needn't be provided for the memory of storage multitude of video signal before add circuit 71 carries out addition.
Signal processing circuit 43_1,43_2,43_3 handle with the quality that is used to be scheduled to vision signal S34_1, S34_2, S34_3 and improve and compression etc., thereby generate vision signal S43_1, S43_2, S43_3, and these vision signals are outputed to VTR/ change over switch shown in Figure 1 as vision signal S12.
The above-mentioned signal processing of being carried out by signal processing circuit 43_1,43_2,43_3 comprises for example Knee processing (the multidigit pixel data is compressed to reduce the processing of color processing burden), gamma correction function (input value being maximized to the processing of idea output in order to provide chromatic colour) and treatment of details etc.
In addition, for example, when reading and resetting when being stored in vision signal in the VTR/ change over switch 14, signal processing circuit 43_1,43_2,43_3 handle, so that the vision signal through overcompression of reading is expanded.To output to video camera 10 through the vision signal of expansion by transfer circuit 41.
45 pairs of vision signals from the standard speed of pre-process circuit 42 inputs of signal processing circuit are handled, improve and compression etc. with the quality that is used to be scheduled to, thereby generate vision signal S45 and it is outputed to VTR/ change over switch shown in Figure 1 as vision signal S12.
[VTR/ change over switch 14]
Shown in Fig. 6 (B), under the situation of 3 times of speed video outputs, 14 couples of vision signal S43_1, S43_2, S43_3 from signal processing circuit 43_1,43_2,43_3 input of VTR/ change over switch switch, and export the vision signal S14 of 3 times of speed.
On the other hand, shown in Fig. 6 (C), under the situation of standard speed video output, switch 48 will be output as the vision signal S14 of standard speed by the vision signal S45 that vision signal S43_1, S43_2, S43_3 from the signal processing circuit input is carried out the addition acquisition.
Like this, by only being used for that the vision signal S14 from camera control unit 12 inputs is carried out switching processing, camera control unit 12 just can be exported the vision signal S14 of 3 times of speed or standard speed.
In addition, for example, VTR/ change over switch 14 also has and will write from the vision signal S12 of camera control unit 12 input on dish or other record cell and when read this signal, and this signal is rearranged function to export.
Below will the example of the operation of the camera chain 1 of present embodiment be described.
At first, the image device of video camera 10 generates the vision signal S31 corresponding with the imaging results of imaging object.
Then, the A/D change-over circuit 61 of signal processing circuit 34 shown in Figure 3 is converted to number format with vision signal S31, and passes through memory accessing circuit 63 with treated vision signal S31a write buffering memory 32.
Then, rearrange the vision signal S34a that reads from buffering memory 32 that circuit 64 will receive by memory accessing circuit 63 as input.When vision signal S31 is interlaced format, as shown in Figure 4, rearranging circuit 64 rearranges vision signal S34a, preceding 3 the field picture 1T, 1B, 2T that make to constitute 6 fields of a group are consistent (becoming parallel) in time, and with them as exporting by vision signal S34_1, the S34_2 of the accurate speed of three road signs, the vision signal S34 that S34_3 forms.
The vision signal S34 that 41 pairs of the transfer circuits of camera control unit 12 receive from video camera 10 by optical cable 16 carry out the format conversion opposite with transfer circuit 35, and the result is outputed to pre-process circuit 42.
Then, as shown in Figure 5, the pre-process circuit 42 of camera control unit 12 will output to signal processing circuit 43_1,43_2,43_3 from transfer circuit vision signal S34_1, S34_2, S34_3 41 inputs, that constitute vision signal S34.
In addition, add circuit 71 will be from vision signal S34_1, S34_2, S34_3 addition transfer circuit input, that constitute vision signal S34, thereby generates the vision signal S42 of standard speed, and it is outputed to signal processing circuit 45.
In addition, signal processing circuit 43_1,43_2,43_3 handle vision signal S34_1, S34_2, S34_3, improve and compression etc. with the quality that is used to be scheduled to, thereby generate vision signal S43_1, S43_2, S43_3, and they are outputed to VTR/ change over switch 14 as vision signal S12.
Parallel therewith, 45 pairs of vision signals from the standard speed of pre-process circuit 42 inputs of signal processing circuit are handled, improve and compression etc. with the quality that is used to be scheduled to, thereby generate vision signal S45 and this signal is outputed to VTR/ change over switch 14 as vision signal S12.
Then, under the situation of 3 times of speed video outputs, shown in Fig. 6 B, 14 couples of vision signal S43_1, S43_2, S43_3 from signal processing circuit 43_1,43_2,43_3 input of VTR/ change over switch switch, and export the vision signal S14 of 3 times of speed.
On the other hand, under the situation of standard speed video output, shown in Fig. 6 C, VTR/ change over switch 14 will be output as the vision signal S14 of standard speed by vision signal S43_1, S43_2, S43_3 from signal processing circuit input being carried out vision signal S45 that addition obtains.
As mentioned above, in camera chain 1, as shown in Figure 4, video camera 10 shown in Figure 3 rearrange circuit 64 according to vision signal S31 shown in Fig. 4 A, that take with 3 times of speed, generate vision signal S34_1, S34_2, the S34_3 of 1 times of speed of three systems, and send it to camera control unit 12 according to their timing.
In addition, camera control unit 12 carries out parallel processing at signal processing circuit 43_1 shown in Figure 2,43_2,43_3 place to vision signal S34_1, S34_2, the S34_3 that receives from video camera 10.
Thus, camera control unit 12 can be handled the vision signal of taking with 3 times of speed at short notice.
In addition, in camera chain 1,62 pairs of digital video signals from 61 inputs of A/D change-over circuit of the signal processing circuit of video camera 10 shown in Figure 3 are handled, to be used for gain controlling, automatic sawtooth level detection or other FEEDBACK CONTROL.
In addition, the signal processing circuit 43_1 of camera control unit 12,43_2,43_3 carry out Knee processing, gamma correction or processing such as other predetermined quality raising and compression to vision signal S34_1, S34_2, S34_3.
Thus, for example, when the vision signal addition of the add circuit 71 of pre-process circuit shown in Figure 5 42 with described three systems, thereby when generating the standard speed vision signal, shown in Fig. 7 B and 7C, can be with they additions under the state that does not carry out image processing, and therefore can avoid descending as the quality of reference Fig. 9 explanation.
In addition, in camera chain 1, the image processing that is used to improve the quality is not to be carried out by video camera 10, but is carried out by camera control unit 12, thereby can reduce the treating capacity and the power consumption of video camera 10.The HD signal of data volume than the big several times of SD is being used as under the situation of vision signal, and this effect is especially remarkable.
In camera chain 1, the picture data that video camera 10 will generate at image device 31 places temporarily is stored in the buffer storage 32, then it is read and display image on view finder 33.For this reason, even when not setting up communication linkage between video camera 10 and the camera control unit 12, still can on view finder 33, show the image of taking.Thus, can make system's setting more effective.
In addition, view finder 33 can almost not have display image under the situation about postponing, and can follow the tracks of and show the image of the object of high-speed mobile.
In camera chain 1, can under the situation of the shooting speed that does not change image device 31, in VTR/ change over switch 14, change the speed of vision signal S14.Thus, the operation control to image device 31 becomes simple.
In camera chain 1, video camera 10 generates vision signal S34_1, S34_2, the S34_3 of the accurate speed of three road signs according to the vision signal S31 of high-speed capture, and they are sent to camera control unit 12.In addition, camera control unit 12 is at signal processing circuit 43_1,43_2,43_3 place, vision signal S34_1, S34_2, S34_3 to the accurate speed of three road signs handles according to parallel mode, then the result switched and exported, thereby export the vision signal of 3 times of speed.
Thus, can constantly handle with standard speed, and can make the circuit arrangement simple and inexpensive vision signal S34_1, S34_2, S34_3.
In addition, in camera chain 1, video camera 10 generates vision signal S34_1, S34_2, the S34_3 of the accurate speed of three road signs, so camera control unit 12 needn't have large scale memory.Will compare with SD data volume be the HD image of several times as under the situation of vision signal, this effect is especially remarkable.
In addition, in camera chain 1, can be with common signal processing circuit as signal processing circuit 43_1,43_2,43_3, therefore, even image taking speed is increased to 3 times (three times) or bigger, just can be handled this by only increasing same signal processing circuit.
In addition, in camera chain 1, not to compressing to the vision signal that camera control unit 12 sends from video camera 10, therefore, vision signal that can outputting high quality.
In addition, in camera chain 1,, therefore high-quality video can be output as the standard speed video by before handling, carrying out the vision signal that addition generates standard speed by 45 pairs of camera signals of signal processing circuit.Like this, because the standard speed video is high-quality, the imaging video camera that can be used as standard speed uses, and not only uses as the high speed imaging video camera.
Past, high-speed video and standard speed video can be exported simultaneously, therefore, high speed imaging and two required roads that separate of standard speed imaging can be combined into one the tunnel.
In addition, in camera chain 1, because a plurality of retrieval systems (path) are arranged, therefore increased the type of the signal that can take by video camera, and can be used as system's flexible Application.
In addition, the treated signal that is presented on the view finder 33 can be selected one from having the signal that has added natural dynamic resolution sensation or having the high-speed video of shutter effect, therefore, can best video (picture) be presented on the view finder 33 according to purpose.
In addition, from camera control unit 12 turn back to video camera 10, be used on view finder 33 video signal displayed and can select from system of treated, as to have shutter effect high speed output or through standard speed video addition, that have proper motion.
In addition, because independently retrieval system is positioned at video camera 10, so in the video that shows the camera video return from camera control unit 12, can also obtain the vision signal the vision signal on being presented at view finder 33 from the lead-out terminal that video camera provides.
＜the second embodiment 〉
In the first above-mentioned embodiment, show the situation that image device 31 generates the vision signal 31a of interlaced format, still, in the present embodiment, shown in Fig. 8 A, show the situation that image device 31a generates the vision signal S31a of progressive format.
In this case, shown in Fig. 8 B, rearranging circuit 64 can will comprise that the successive frame (for example, " 1 ", " 2 ", " 3 ") in the group of three frames distributes to a plurality of different vision signal S34_1a, S34_2a, S34_3a.
Like this, when imaging device 31 generates the vision signal S31a of progressive format, can obtain the effect similar to the situation of first embodiment.
The invention is not restricted to the foregoing description.
That is, those skilled in the art can be in the scope of technical scope of the present invention or its equivalent, and the parts of the foregoing description are carried out various modifications, combination, inferior combination and replacement.
For example, in the above-described embodiments,, show the situation that " N " is " 3 " for the present invention, still, can 2 or bigger situation in use the present invention.
In addition, in the above-described embodiments, show the situation of only in video camera 10, carrying out feedback processing, but, even work as under the situation of in video camera 10, carrying out gamma correction and Knee processing etc., owing to need not change the processing of video camera according to the speed of the vision signal of exporting from camera control unit 12, therefore still can obtain to realize by simple configuration the effect of video camera 10.
Claims (6)
1. video signal transmission system comprises:
Imaging device, be used to take the object of wanting imaging and generate the continuous a plurality of picture datas that constitute moving image, from described a plurality of picture datas, select, thereby generate multi-channel video signal, and send this multi-channel video signal according to the pre-aligned picture data of predetermined space; And
Signal handling equipment has a plurality of signal processing circuits, and will output to described a plurality of signal processing circuit from the described multi-channel video signal that described imaging device receives, and described a plurality of signal processing circuit is handled described signal concurrently,
Wherein, described imaging device generates N road vision signal, to constitute N continuous pictures storage of moving image in the vision signal of not going the same way, described N continuous pictures data are controlled, so that they are pressed identical timed sending, and, send described multi-channel video signal with the speed of the 1/N of image taking speed, wherein N 〉=2.
2. video signal transmission system as claimed in claim 1, wherein,
Described signal handling equipment will output to external equipment from the signal of N signal processing circuit, and
Described external equipment is exported the picture data of the 1/N image time usefulness in N the vision signal of being imported in an image time.
3. video signal transmission system as claimed in claim 2, wherein, when the speed output image of the 1/N of the speed of carrying out image taking with described imaging device, in the output of a described N signal processing circuit one is selected and exported to described external equipment.
4. an imaging device is used for imaging results is sent to signal handling equipment, and this imaging device comprises:
Image-generating unit is configured to take the object of wanting imaging and generates the continuous a plurality of picture datas that constitute moving image;
Signal processing circuit is used for selecting according to the pre-aligned picture data of predetermined space from the described a plurality of picture datas by described image-generating unit generation, thereby generates multi-channel video signal; And
Transfer circuit, the described multi-channel video signal that is used for being generated by described signal processing circuit sends to described signal handling equipment,
Wherein, described signal processing circuit generates N road vision signal, to constitute N continuous pictures storage of moving image in the vision signal of not going the same way, described N continuous pictures data are controlled, so that they are sent by identical timing, and, send described multi-channel video signal with the speed of the 1/N of image taking speed, wherein N 〉=2.
5. imaging device as claimed in claim 4,
Wherein, described signal processing circuit comprises:
Vision signal is handled and control circuit, is configured to the picture signal of being taken by described imaging device is handled, and being used for gain controlling at least, and
Picture rearranges circuit, be configured to comprise a plurality of picture datas, separate with the picture signal of several times velocity process and to be the picture signal of a plurality of 1 times of speed, and rearrange through picture signals that separate, a plurality of 1 times of speed described, make their timing unanimity.
6. imaging device as claimed in claim 5, wherein,
Described picture rearranges circuit and comprises:
Writing circuit is used to write down the picture signal that comprises by described vision signal processing and the handled described a plurality of picture datas of control circuit, and
Picture rearranges circuit, be configured to the picture signal of the prearranged multiple speed of reading and recording in described writing circuit, the picture signal of described picture signal being separated a plurality of 1 times of speed that are paired in a picture or frame picture, and described picture signal through a plurality of 1 times of speed of separating is rearranged, make their timing unanimity.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005261066 | 2005-09-08 | ||
| JP2005261066 | 2005-09-08 | ||
| JP2005330533 | 2005-11-15 |
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| Publication Number | Publication Date |
|---|---|
| CN1929556A CN1929556A (en) | 2007-03-14 |
| CN100518247C true CN100518247C (en) | 2009-07-22 |
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| CNB200610129118XA Expired - Fee Related CN100518247C (en) | 2005-09-08 | 2006-09-08 | Video signal capturing, signal processing and transferring system and method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103703756A (en) * | 2011-07-26 | 2014-04-02 | Lg伊诺特有限公司 | Multi-image processing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5962600B2 (en) * | 2013-06-26 | 2016-08-03 | カシオ計算機株式会社 | MOVIE GENERATION DEVICE, MOVIE GENERATION METHOD, AND PROGRAM |
| CN105610931B (en) * | 2015-12-25 | 2019-06-25 | 北京奇虎科技有限公司 | The recording method of event and device |
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| US6784940B1 (en) * | 1998-12-22 | 2004-08-31 | Sony Corporation | Transmitting apparatus, and method for transmitting video signals of high speed image pickup apparatus |
| CN1534992A (en) * | 2003-03-19 | 2004-10-06 | ��ʽ�����������ʵ��� | TV camera, Signal transmission method between video devices and apparatus using said method |
| US6891569B1 (en) * | 1999-09-06 | 2005-05-10 | Victor Company Of Japan Limited | Wide angle image pickup apparatus |
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| US6784940B1 (en) * | 1998-12-22 | 2004-08-31 | Sony Corporation | Transmitting apparatus, and method for transmitting video signals of high speed image pickup apparatus |
| US6891569B1 (en) * | 1999-09-06 | 2005-05-10 | Victor Company Of Japan Limited | Wide angle image pickup apparatus |
| CN1534992A (en) * | 2003-03-19 | 2004-10-06 | ��ʽ�����������ʵ��� | TV camera, Signal transmission method between video devices and apparatus using said method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103703756A (en) * | 2011-07-26 | 2014-04-02 | Lg伊诺特有限公司 | Multi-image processing apparatus |
| CN103703756B (en) * | 2011-07-26 | 2018-04-27 | Lg伊诺特有限公司 | Multi-image processing device |
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| CN1929556A (en) | 2007-03-14 |
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