CN1300038A - Frame synchronizing and frequency doubling treatment method - Google Patents

Frame synchronizing and frequency doubling treatment method Download PDF

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CN1300038A
CN1300038A CN99126347A CN99126347A CN1300038A CN 1300038 A CN1300038 A CN 1300038A CN 99126347 A CN99126347 A CN 99126347A CN 99126347 A CN99126347 A CN 99126347A CN 1300038 A CN1300038 A CN 1300038A
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sync
image
doubling
projector
picture
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CN1136520C (en
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沈孝本
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AIERDE INFORMATION Co Ltd
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AIERDE INFORMATION Co Ltd
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Abstract

The synch double frequency processing method of picture is characterized by that on the memory body of personal computer display card a display zone can be simulated, the image in the display zone can be separated into upper and lower two halves, in upper half and lower half the left (or right) eye image can be placed, between two images a proper distance is retained, after having been processed by synch double frequency processing device an additional vertical synch signal can be inserted between two images to form two vertical synch signal, so that on the projector for display device the left/right eye image developed pictures can be alternatively displayed, after the anaglyph viewer is worn by user, the three-dimensional stereopsis can be watched on the display prjector of personal computer.

Description

Frame synchronizing and frequency doubling treatment method
The present invention relates to a kind of Sync-Doubling (Sync.Doubling) disposal route, particularly relate to a kind of applying on the PC, and at various VGA display cards on the market, finish on the full screen of stereopsis in sequencing (Program) mode earlier, two districts are left down, right image is settled, see through picture cutting of the present invention again and can in display (Monitor)/(single rifle/three rifles) projector (Projector), do a left side with process of frequency multiplication, demonstration is switched in right image one after the other, after putting on anaglyph spectacles (LC Shutter Glasses), can watch and have Deep Canvas and the frame synchronizing and frequency doubling treatment method of the 3D solid of do not glimmer fully (Flicker-Free) (Stereo 3D) image
The mankind are because two eyes are arranged, and can view and admire same scenery separately and are presented in the optic nerve of brain with the different parallaxes that the visual angle was produced for two, just have the vision of solid.And after so past people can put on anaglyph spectacles (LC Shutter Glasses), viewing and admiring with staggered (Interlaced) scan mode cooperates fluorescent screen vertical synchronizing signal (Vertical Sync.) control to do a left side, the stereopsis that shows is switched in the right-eye image one after the other, basically, be that the even number bar in the sweep trace is put a left side (or right) eye shadow picture, and the odd number bar is put the right side (or left side) eye shadow picture, switch under the demonstration in one after the other, when fluorescent screen shows the even number bar, user's left eye only can be seen the image of left eye, the staggered movingly certainly display mode of anaglyph spectacles meeting this moment is hidden from view right eye; In like manner, when fluorescent screen showed the odd number bar, right eye only can be seen the image of right eye, thus the time anaglyph spectacles can left eye be hidden from view from staggered display mode movingly.So the images of left and right eyes image is independently delivered to images of left and right eyes separately, and the speed that persists faster than human vision, the switching that goes round and begins again shows, we can know has seen 3D solid (Stereo 3D) image, switch the staggered frequency (Vertical Frequency or Refresh Rate) that shows this moment and must be higher than 120Hz, otherwise anaglyph spectacles has " flicker " (Flicker) phenomenon generation when viewing and admiring.
But, because the VGA display card of PC is of a great variety, people can not write a cover software driver at each VGA display card and transfer their display mode to anaglyph spectacles (LC Shutter Glasses) and can view and admire staggered (Interlaced) that " flicker free " (Flicker Free) be higher than 120Hz frame updating frequency (Refresh Rate) and scan display mode, and some VGA does not support staggered (Interlaced) display mode still more.
Fundamental purpose of the present invention is to provide a kind of frame synchronizing and frequency doubling treatment method, making it go for the stereo display technique of various VGA cards---Sync-Doubling (Sync.Doubling) disposal route thoroughly solves VGA card staggered (Interlaced) with technology of the present invention and shows effect with the stereo admiring environment of " flicker free " (Flicker Free).
Secondary objective of the present invention is to overcome the defective that above-mentioned existing staggered (Interlaced) shows, in order to break through traditional shortcoming, add under the high condition of the display frequency of present personal computer monitor (Monitor)/(single rifle/three rifles) projector (Projector), the present invention is with fluorescent screen viewing area of simulation on the memory body of the VGA display card of personal computer monitor, and the image of this viewing area is divided into a first half and a Lower Half, and the first half is to put a left side (right side) the eye shadow picture of stereopsis, Lower Half is then put the right side (left side) eye shadow picture, and keep a suitable distance between two images, again after Sync-Doubling (Sync.Doubler) is handled, in between above-mentioned two images, insert an extra vertical synchronizing signal (Vertical Sync.), show that with original screen existing vertical synchronizing signal (Vertical Sync.) forms two vertical synchronizing signals (Vertical Sync.), the left side of the first half (right side) eye shadow picture and the Lower Half right side (left side) eye shadow picture can present a left side (right side) eye shadow picture and the right side (left side) eye shadow in regular turn and switch demonstration as the one after the other of image expansion in display (Monitor)/(single rifle/three rifles) projector (Projector), after the user puts on anaglyph spectacles (LC Shutter Glasses), in display (Monitor)/(single rifle/three rifles) projector (Projector) of PC, can watch 3D solid (Stereo 3D) image with Deep Canvas, simultaneously, also allow the display frequency frequency multiplication, as two vertical synchronizing signals, can change 120Hz into by former vertical display frequency 60Hz, therefore doing a left side, the right-eye image one after the other is switched when showing, does not have any " flicker " (Flicker) phenomenon generation.
A further object of the present invention is to provide a kind of frame synchronizing and frequency doubling treatment method, the display screen appropriate position (as the top of fluorescent screen) of display (Monitor)/(single rifle/three rifles) projector (Projector) shows one " colored identification bar code " (Color Codes), after Sync-Doubling device (Sync.Doubler) detects this " colored identification bar code " (Color Codes), can do open to the outside world (Enable) or " closing " action (Disable).
Another purpose of the present invention is to provide a kind of frame synchronizing and frequency doubling treatment method, it is input to stereo staggered formula video image (Stereoscopic Interlaced Video) in the video image capture card (PC Video Capture Card) of PC inside, again through strange (Odd) of specific software (Software) with aforesaid stereo staggered formula image, idol (Even) number left side that sweep trace is deposited, right video conversion becomes on the tool, behind the image of following divided frame (Top/Bottom Images), can store into a first half is that a left side (or right) eye shadow picture and Lower Half are the image shelves (Top/Bottom Image File) of the divided frame of right (or left side) eye shadow picture; After carrying out data compression (Data Compression) with the image compress technique of MPEG I/II again, can form the video image MPEG I/II compression shelves (Top/Bottom MPEG I/II Video File) of a upper and lower divided frame; Next, carry out MPEG I/II compression shelves (MPEG I/II Play) again, after Sync-Doubling of the present invention (Sync.Doubling) technical finesse, can in display (Monitor)/(single rifle/three rifles) projector (Projector), can obtain a left image and right image one after the other and switch the signal that shows, after putting on anaglyph spectacles (LC Shutter Glasses), can see the three-dimensional computer game of the 3D with Deep Canvas.
The objective of the invention is to realize by following technical scheme.
A kind of Sync-Doubling (Sync.Doubling) disposal route, apply on the PC, and at its employed any VGA display card with soft, hardware collocation processing mode, after finishing the images of left and right eyes stereopsis and replacing frequency multiplication full screen (LC Shutter Glasses), can in display (Monitor) projector (Projector), watch 3D stereopsis, it is characterized in that this disposal route comprises with Deep Canvas:
A) at first, with fluorescent screen viewing area of simulation on the memory body of VGA display card, and it is divided into upper and lower (Top/Bottom) halves, the first half is put a left side (or right) the eye shadow picture of stereopsis, Lower Half is put the right side (or left side) eye shadow picture, and keeps a suitable distance between this images of left and right eyes image;
B) input to after Sync-Doubling device (Sync.Doubler) handles, and between above-mentioned images of left and right eyes image, insert a vertical synchronizing signal (Vertical Sync.), show the vertical synchronizing signal that each picture is required with original VGA card, form two vertical synchronizing signals, to handle as picture segmentation;
C) treat above-mentioned image dividing processing after, in display (Monitor) projector (Projector), can see the image that images of left and right eyes image one after the other switching full screen (Full Screen) frequency multiplication shows, after putting on anaglyph spectacles (LC Shutter Glasses), in display (Monitor) projector (Projector) of PC, can watch 3D stereoeffect with depth of field.
Purpose of the present invention also can further be realized by following technical measures.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said fluorescent screen, its appropriate position (as the top) corresponding to the demonstration memory body on the VGA display card can show one " colored identification bar code " (Color Codes), " unlatching " handled with this " colored identification bar code " (Color Codes) may command Sync-Doubling device (Sync.Doubler) (Enable) or " closing " (Disable).
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said " colored identification bar code " (ColorCodes) (104) can be the combination of any colour barcode.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said " colored identification bar code " is (ColorCodes) with eight (four groups of two red, greens) sweep traces, two green sweep traces and six (two groups of two Huangs, green and two greens) sweep trace, i.e. " unlatching " (Enable) Sync-Doubling (Sync.Doubling) treatment states.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said " colored identification bar code " are " closing " (Disable) Sync-Doubling (Sync.Doubling) treatment state with eight (four groups of two red, greens) sweep traces, two green sweep traces and six (two groups of two Huangs, greens and black, a green) sweep traces (ColorCodes).
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said " colored identification bar code " single look (ColorCodes) are that the bar number can be required and do conversion according to practice.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said Sync-Doubling technological treatment or Sync-Doubling device, the disposal route when viewing and admiring DVD, VCD film on PC comprises:
A) at first, general stereo staggered (Interleaved) image is input in the Frame Grabber of PC inside;
B) after software becomes the image with divided frame with aforesaid alternating expression video conversion, promptly forming a first half is the divided frame image shelves of right (or left side) eye shadow picture for a left side (or right) eye shadow picture and Lower Half;
C) the MPEG I/II data of carrying out above-mentioned divided frame image shelves is again compressed, and promptly forms divided frame dynamic image compression shelves, carries out MPEG I/II decompression again and plays;
D) treat, after above-mentioned MPEG I/II decompresses, be input to Sync-Doubling and handle, promptly in display (Monitor) projector (Projector), do full screen and show.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said image are an alternating expression (Interleaved) stereopsis.
Aforesaid frame synchronizing and frequency doubling treatment method, wherein said data compress mode can adopt the mode of MPEG I/II to compress (Motion Picture Experts Group is a Motion Picture Expert Group).
Aforesaid frame synchronizing and frequency doubling treatment method wherein utilizes Sync-Doubling technological treatment or Sync-Doubling device, and the disposal route when playing the 3D computer game on PC comprises:
A) at first, utilize form (Windows) the Direct 3D that supports, OpenGL, Glide, etc. application program interface (API, Application Programming Interface) designed plane 3D (Flat 3D) computer game, after a 3D computer game driver (3D Game Driver) processing, can produce the 3D scene of another (representing left eye or right eye), 3D scene with right eye (or left eye) originally, on the composition, two distinguish the image (Top/BottomImage) that cuts picture down, the first half is a left side (or right) eye shadow picture, and Lower Half is right (or left side) eye shadow picture;
B) treat, after above-mentioned image frame is handled, inputing to Sync-Doubling device (Sync.Doubler) handles and can obtain a left-eye images and right-eye image one after the other switch and do full screen frequency multiplication picture displayed in display (Monitor) projector (Projector), after putting on anaglyph spectacles (LC Shutter Glasses), can see 3D solid (Stereo3D) computer game picture with Deep Canvas.
The present invention compared with prior art has tangible advantage and effect thereof.
Can thoroughly solve the effect of the stereo admiring environment of VGA card staggered (Interlaced) demonstration and " flicker free " (Flicker Free) with technology of the present invention.
After putting on anaglyph spectacles (LC Shutter Glasses), can see the three-dimensional computer game of the 3D with Deep Canvas.
Concrete grammar of the present invention is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 represents Sync-Doubling of the present invention (Sync.Doubling) technological treatment schematic flow sheet;
Fig. 2 represents that the present invention is used in and watches the three-dimensional DVD of 3D, VCD process flow synoptic diagram;
Fig. 3 represents that the present invention is used in the treatment scheme synoptic diagram of carrying out the three-dimensional computer game of 3D;
Fig. 4, Fig. 5 represent " to open/close " (Enable/Disable) by Sync-Doubling device (Sync.Doubler), and signal shows synoptic diagram.
Seeing also shown in Figure 1ly, is Sync-Doubling device of the present invention (Sync.Doubler) 3 process flow synoptic diagram.As shown in the figure: Sync-Doubling of the present invention (Sync.Doubling) 3 technological treatments, be that image display mode at general personal computer monitor (Monitor)/(single rifle/three rifles) projector (Projector) 4 changes, also be to be 3D solid (Stereo 3D) picture with plane 3D (Flat3D) picture conversion, allow the user on PC, play plane 3D computer game (PC Game) or view and admire the three-dimensional DVD of 3D, during VCD, after putting on anaglyph spectacles (LC Shutter Glasses) 103, can view and admire real 3D solid (Stereo 3D) picture.
When generally viewing and admiring stereopsis with anaglyph spectacles (LC Shutter Glasses) 103, its image all is with staggered (Interlaced) scanning display mode, and should staggered (Interlaced) scan mode promptly be strange, even-line interlace line can be separated, when therefore showing, be that the even number bar is put a left side (or right) eye shadow picture, and the odd number bar is put the right side (or left side) eye shadow picture, switch under the demonstration in one after the other, when putting on anaglyph spectacles (LC Shutter Glasses) 103, can watch 3D solid (Stereo 3D) image.
But, (VGA) is numerous for the display card of the employed display of PC, therefore may not write a kind of software for the display card (VGA) of each display drives it and becomes staggered (Interlaced Display) pattern that shows, the display card of some display (VGA) may not necessarily be supported staggered (Interlaced Display) pattern that shows still more, therefore we study a kind of method, it is exactly screen viewing area 1 of simulation of the memory body (MEMORY) 2 of display card (VGA) at personal computer monitor, and the image of this screen viewing area l is divided into, following (Top/Bottom) two halves, the first half is put a left side (or right) eye shadow as 11, Lower Half is put the right side (or left side) eye shadow as 12, and two left sides (or right), right (or left side) image 11,12 keep a suitable distance, after Sync-Doubling device (Sync.Doubler) 3 processing, and between this distance, insert an extra vertical synchronizing signal (Vertical Sync.) 13a, form demonstration with two vertical synchronizing signals (Vertical Sync.); Therefore, we utilize the physical characteristics of this screen scanning imaging, when doing scanning in aforementioned fluorescent screen viewing area 1, a left side that is produced (or right) eye shadow as ll and the right side (or left side) eye shadow as after 12, after expansion earlier in display (Monitor)/(single rifle/three rifles) projector (Projector) 4 left (or right) eye shadow is as 11 pictures, launch right (or left side) eye shadow again as 12, so, constantly with a left side (or right) eye shadow as 11 and right (or left side) eye shadow launch to do one after the other as 12 and switch and show down, when putting on three-dimensional shadow mirror (LC Shutter Glasses) 103 and view and admire, can watch the demonstration of 3D solid (Stereo 3D) image.
Because vertical frequency (Vertical Frequency) height of personal computer monitor (Monitor)/(single rifle/three rifles) projector (Projector) 4, after adding aforesaid technical finesse, vertical frequency frequency multiplication (as becoming 120Hz by original 60Hz) can be presented in display (Monitor)/(single rifle/three rifles) projector (Projector) 4, when putting on three-dimensional shadow mirror (LC Shutter Glasses) 103 and view and admire 3D solid (Stereo 3D) image, do not have again " flicker " problem (Flicker) to take place.
We can utilize above-mentioned disposal route now, handle and view and admire 3D three-dimensional DVD, VCD or plane 3D computer game (3D PC Game) picture, allow the user view and admire 3D three-dimensional DVD, VCD or when playing plane 3D (Flat 3D) computer game, the picture of being watched is all 3D solid (Stereo 3D) image frame (stereopsis with Deep Canvas).
Seeing also " shown in Figure 2 ", is that the present invention is used in and watches the three-dimensional DVD of 3D, VCD process flow synoptic diagram.As shown in the figure: general DVD, VCD can't directly show with staggered (Interleaved) stereopsis, main cause is DVD, VCD adopts the digital image compression that MPEG I/II (Motion Picture Experts Group I/II is a Motion Picture Expert Group) is done, but the compression of the image of MPEG I/II is a destructive data compression, so-called destructive compression also is to say DVD, if VCD is when showing that with staggered (Interleaved) image 3D is three-dimensional, in compression process, be somebody's turn to do the strange of staggered (Interleaved) sweep trace, even number (is represented a left side, right-eye image) ordering will be destroyed falls, and promptly can't do the broadcast of 3D solid (Stereo 3D) image.
Therefore, in order to solve aforesaid problem, stereo staggered formula video image (StereoscopicInterlaced Video) 5 is input in the video image capture card (PC VideoCapture Card) 6 of PC inside, after aforesaid alternating expression video conversion being become image (Converts Interlaced Video Image IntoTop/Bottom Image) through specific software (Software) 7 with divided frame, promptly forming a first half is the video image shelves (Top/Bottom Video File) 8 of the divided frame of right (or left side) eye shadow picture for a left side (or right) eye shadow picture and Lower Half, carry out digital image data compression (Data Compression (MPEG I/II)) 9 with MPEG I/II (Motion Picture Experts Group I/II) again, promptly form on one, following divided frame dynamic image compressing image shelves (Top/Bottom MPEG I/II Video File) 10, again via after the MPEG I/(MPEG I/II Play) 10a is play in II decompression, being input to Sync-Doubling device of the present invention (Sync.Doubler) 3 again handles, can be in display (Monitor)/(single rifle/three rifles) projector (Projector) 4 constantly left image and right image being launched to do one after the other switches and does the full screen frequency multiplication and show, when putting on anaglyph spectacles (LC Shutter Glasses) 103 and view and admire, can watch dynamically video signal (Video) image of 3D solid (Stereo 3D).
Seeing also shown in Figure 3ly, is that the present invention is used in the treatment scheme synoptic diagram of carrying out plane 3D (Flat 3D) computer game.As shown in the figure: when carrying out 3D computer game (PCGame) on general PC, performed 3D computer game all belongs to plane 3D (Flat 3D) computer game, and non-is the 3D solid (Stereo 3D) with Deep Canvas.Therefore, utilize form (Windows) the Direct 3D that supports, OpenGL, Glide, Deng application interface (API, ApplicationProgramming Interface) designed plane 3D computer game 101, after 3D computer game driving formula (3D Game Driver) 102 processing, can produce the 3D scene that another represents left eye (or right eye), 3D scene with right eye (or left eye) originally, on the composition, the image of following picture (Top/Bottom Image) 8a, the first half is a left side (or right) eye shadow picture, Lower Half is right (or left side) eye shadow picture, after inputing to Sync-Doubling device (Sync.Doubler) 3 processing again, can on (Monitor) 4, obtain a left-eye images and right-eye image one after the other switching and do full screen frequency multiplication picture displayed, after putting on anaglyph spectacles (LC Shutter Glasses) 103, can see 3D solid (Stereo 3D) computer game picture with Deep Canvas.
Seeing also Fig. 4, shown in Figure 5, is that Sync-Doubling device of the present invention (Sync.Doubler) 3 " opens/close " (Enable/Disable) signal demonstration synoptic diagram.As shown in the figure: when we are carrying out Sync-Doubling device (Sync.Doubler) 3 and are handling, how to control Sync-Doubling (Sync.Doubler) 3 handle " unlatching " automatically (Enable) or " closing " (Disable).We can show one " colored identification bar code " (Color Codes) 104 in the display screen (corresponding to the demonstration memory body on the VGA display card) appropriate position (as the top) of display (Monitor)/(single rifle/three rifles) projector (Projector) 4, after Sync-Doubling device (Sync.Doubler) 3 detects this " colored identification bar code " (Color Codes) 104, can do " unlatching " (Enable) or " closing " action (Disable).For example, but be not limited to this " colored identification bar code " (Color Codes) 104 and can be eight (four groups of two red, greens) sweep traces 105, two green sweep traces 106 and six (two groups two Huangs, green) sweep trace 108, two green sweep traces 109 and six (two groups of two Huangs, greens and black, a green) sweep traces 110 and form.And this " colored identification bar code " (Color Codes) 104 all can come across on the fluorescent screen viewing area 1 before carrying out Sync-Doubling device (Sync.Doubler) 3 each time the time.
With above-mentioned eight (four groups of two red, greens) sweep traces 105, two green sweep traces 106 and six (two groups of two Huangs, green and two greens) sweep traces 107 as " unlatching " (Enable) signal of Sync-Doubling device (Sync.Doubler) 3, and with eight (four groups of two red, greens) sweep traces 108, two green sweep traces 109 and six (two groups of two Huangs, greens and black, a green) sweep traces 110 as " closing " (Disable) signal of Sync-Doubling device (Sync.Doubler) 3.
When Sync-Doubling device (Sync.Doubler) 3 detects this " colored identification bar code " (Color Codes) 104 with eight (four groups of two red, greens) sweep traces 105, two green sweep traces 106 and six (two groups of two Huangs, green and two greens) sweep traces 107, i.e. " unlatching " (Enable) Sync-Doubling device (Sync.Doubler) 3, and begin to handle 3D three-dimensional DVD, VCD or 3D computer game (the 3D PC Game) image frame of input.If Sync-Doubling device (Sync.Doubler) 3 detects " colored identification bar code " (the Color Codes) of eight (four groups of two red, greens) sweep traces 108, two green sweep traces 109 and six (two groups of two Huangs, greens and black, a green) sweep traces 110 at 104 o'clock, promptly can " close " (Disable) the processing action of Sync-Doubling device (Sync.Doubler) 3, and display (Monitor)/(single rifle/three rifles) projector (Projector) 4 of computer is reverted to original single-frequency demonstration.
Processing by above-mentioned Sync-Doubling device (Sync.Doubler), the user picture can be shown, a left side is placed in (Top/Bottom) two districts down, the stereopsis form of right eye, in display (Monitor)/(single rifle/three rifles) projector (Projector) of PC, obtain a left-eye images and right-eye image one after the other switching and do full screen frequency multiplication picture displayed, after putting on anaglyph spectacles (LC Shutter Glasses), can watch and have the depth of field and nothing " flicker " 3D stereoeffect (Flicker-Free), drive formula (Driver) to view and admire the defective of 3D stereopsis because of being limited by various can't the writing of VGA display category for each VGA card with thorough solution PC.

Claims (10)

1. a Sync-Doubling (Sync.Doubling) disposal route, apply on the PC, and at its employed any VGA display card with soft, hardware collocation processing mode, after finishing the images of left and right eyes stereopsis and replacing frequency multiplication full screen (LC Shutter Glasses) (103), can in display (Monitor) (4)/(single rifle/three rifles) projector (Projector), watch 3D stereopsis, it is characterized in that this disposal route comprises with Deep Canvas:
A) at first, with a simulation fluorescent screen viewing area (1) on the memory body of VGA display card, and it is divided into upper and lower (Top/Bottom) halves, the first half is put a left side (or right) the eye shadow picture (11) of stereopsis, Lower Half is put the right side (or left side) eye shadow picture (12), and keeps a suitable distance between this images of left and right eyes image (11,12);
B) input to after Sync-Doubling device (Sync.Doubler) handles (3), and between above-mentioned images of left and right eyes image (11,12), insert a vertical synchronizing signal (Vertical Sync.) (13), show the required vertical synchronizing signal of each picture (13a) with original VGA card, form two vertical synchronizing signals (13,13a), to handle as picture segmentation;
C) treat above-mentioned image dividing processing after, in display (Monitor) (4)/(single rifle/three rifles) projector (Projector), can see the image that images of left and right eyes image (11,12) one after the other switching full screen (Full Screen) frequency multiplication shows, after putting on anaglyph spectacles (LC Shutter Glasses) (103), in display (Monitor) (4)/(single rifle/three rifles) projector (Projector) of PC, can watch 3D stereoeffect with depth of field.
2. frame synchronizing and frequency doubling treatment method according to claim 1, it is characterized in that described fluorescent screen, its appropriate position corresponding to the demonstration memory body (2) on the VGA display card can show one " colored identification bar code " (Color Codes) (104), with this " colored identification bar code " (ColorCodes) (104) may command Sync-Doubling device (Sync.Doubler) (3) " unlatching " handled (Enable) or " closing " (Disable).
3. frame synchronizing and frequency doubling treatment method according to claim 2 is characterized in that described " colored identification bar code " (Color Codes) (104) can be the combination of any colour barcode.
4. frame synchronizing and frequency doubling treatment method according to claim 3, it is characterized in that described " colored identification bar code " (Color Codes) (104) are with eight (four groups of two red, greens) sweep traces (105), two green sweep traces (106) and six (two groups of two Huangs, green and two greens) sweep trace (107), i.e. " unlatching " (Enable) Sync-Doubling (Sync.Doubling) (3) treatment states.
5. frame synchronizing and frequency doubling treatment method according to claim 3 is characterized in that described " colored identification bar code " (Color Codes) (104) are " closing " (Disable) Sync-Doubling (Sync.Doubling) (3) treatment state with eight (four groups of two red, greens) sweep traces (108), two green sweep traces (109) and six (two groups of two Huangs, greens and black, a green) sweep traces (110).
6. according to claim 4 or 5 described frame synchronizing and frequency doubling treatment methods, the single look that it is characterized in that described " colored identification bar code " (Color Codes) (104) is that the bar number can be required and do conversion according to practice.
7. frame synchronizing and frequency doubling treatment method according to claim 1 is characterized in that described Sync-Doubling technological treatment or Sync-Doubling device, and the disposal route when viewing and admiring DVD, VCD film on PC comprises:
A) at first, general stereo staggered (Interleaved) image (5) is input in the Frame Grabber (6) of PC inside;
B) after software (7) is converted into the image with divided frame with aforesaid alternating expression image (5), promptly forming a first half is the divided frame image shelves (8) of right (or left side) eye shadow picture (12) for a left side (or right) eye shadow picture (11) and Lower Half;
C) the MPEG I/II data of carrying out above-mentioned divided frame image shelves (8) is again compressed (9), promptly forms divided frame dynamic image compression shelves (10), carries out MPEG I/II decompression again and plays (10a);
D) treat, after above-mentioned MPEG I/II decompression (10a), be input to Sync-Doubling (3) and handle, promptly in display (Monitor) (4)/(single rifle/three rifles) projector (Projector), do full screen and show.
8. frame synchronizing and frequency doubling treatment method according to claim 7 is characterized in that described image is an alternating expression (Interleaved) stereopsis.
9. frame synchronizing and frequency doubling treatment method according to claim 8 is characterized in that described data compress mode can adopt the mode of MPEG I/II to compress (Motion Picture ExpertsGroup is a Motion Picture Expert Group).
10. frame synchronizing and frequency doubling treatment method according to claim 1 is characterized in that utilizing Sync-Doubling technological treatment or Sync-Doubling device, and the disposal route when playing the 3D computer game on PC comprises:
A) at first, utilize form (Windows) the Direct 3D that supports, OpenGL, Glide, etc. application program interface (API, Application Programming Interface) designed plane 3D (F1at 3D) computer game (101), after a 3D computer game driver (3D GameDriver) (102) processing, can produce the 3D scene of another (representing left eye or right eye), 3D scene with right eye (or left eye) originally, on the composition, down two distinguish cut picture image (Top/Bottom Image) (8a), the first half is a left side (or right) eye shadow picture (11), and Lower Half is right (or left side) eye shadow picture (12);
B) treat, after above-mentioned image frame is handled, inputing to Sync-Doubling device (Sync.Doubler) (3) handles and can obtain a left-eye images (11) and right-eye image (12) one after the other switch and do full screen frequency multiplication picture displayed in display (Monitor) (4)/(single rifle/three rifles) projector (Projector), after putting on anaglyph spectacles (LC Shutter Glasses) (103), can see 3D solid (Stereo 3D) computer game (101) picture with Deep Canvas.
CNB991263472A 1999-12-16 1999-12-16 Frame synchronizing and frequency doubling treatment method Expired - Fee Related CN1136520C (en)

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