CN108769645A - A kind of audio video synchronization processing method and equipment - Google Patents
A kind of audio video synchronization processing method and equipment Download PDFInfo
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- CN108769645A CN108769645A CN201810666585.9A CN201810666585A CN108769645A CN 108769645 A CN108769645 A CN 108769645A CN 201810666585 A CN201810666585 A CN 201810666585A CN 108769645 A CN108769645 A CN 108769645A
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Abstract
A kind of audio video synchronization processing method of present invention offer and equipment.The method is applied to audio video synchronization processing equipment, and audio video synchronization processing equipment includes multiple 3D video process apparatus, the method includes：Each 3D video process apparatus carries out the isolated left eye signal of right and left eyes and right eye signal according to the identical outer field sync signal and control signal of reception to the 3D video flowings of reception；Left eye signal and right eye signal are sent to 3D display equipment by each 3D video process apparatus according to outer field sync signal.Thus processing and synchronism output can be synchronized to multichannel 3D video flowings, solve the problems, such as that multichannel 3D video flowings are nonsynchronous due to output caused by the factors such as collecting device power-on and power-off, reset, 3D signal source wiring disconnection.
Description
Technical field
The present invention relates to technical field of video processing, in particular to a kind of audio video synchronization processing method and equipment.
Background technology
3D vision signals are more and more universal in daily life, and the output of high-performance ultrahigh resolution 3D signal sources is set
Standby use is also more and more extensive.One 3D signal source output equipment output multi-channel 3D vision signals, 3D vision signals are before display
It is handled.Along with the raising of 3D signal source output equipment performances, presently, there are multichannel 3D vision signals due to processing
Deficiency that is asynchronous and directly affecting viewing effect.
Invention content
In order to overcome above-mentioned deficiency in the prior art, the embodiment of the present invention is designed to provide at a kind of audio video synchronization
Method and apparatus is managed, processing and synchronism output left eye signal and right eye signal can be synchronized to multichannel 3D video flowings.
In a first aspect, the embodiment of the present invention provides a kind of audio video synchronization processing method, it is applied to audio video synchronization processing equipment,
The audio video synchronization processing equipment includes multiple 3D video process apparatus, the method includes：Each 3D video process apparatus roots
The isolated left eye of right and left eyes is carried out according to the identical outer field sync signal and control signal of reception to the 3D video flowings of reception to believe
Number and right eye signal；Each 3D video process apparatus sends out the left eye signal and right eye signal according to the outer field sync signal
Give 3D display equipment.
Optionally, each 3D video process apparatus is according to the identical outer field sync signal of reception and control signal pair
The 3D video flowings of reception carry out the step of isolated left eye signal of right and left eyes and right eye signal and include：According to the described outer of reception
Field sync signal and the control signal generate synchronizing signal separation；According to the synchronizing signal separation and the 3D video flowings pair
The 3D video flowings carry out right and left eyes separation.
Optionally, described that synchronizing signal separation is generated according to the outer field sync signal and the control signal of reception
Step includes：Detect the rising edge and failing edge of the outer field sync signal；When the rising for detecting the outer field sync signal
Along when, generate low level synchronizing signal separation；When detecting the failing edge of the outer field sync signal, the control is detected
The rising edge and failing edge of signal；When detecting the rising edge of the control signal, the synchronizing signal separation of high level is generated；
When detecting the failing edge of the control signal, low level synchronizing signal separation is generated；Do not detecting the outfield
When the failing edge of the rising edge of synchronizing signal, the rising edge of the control signal and the control signal, separated in synchronization letter is kept
It is number constant；When not detecting the failing edge of the outer field sync signal, low level synchronizing signal separation is generated.
Optionally, the 3D vision signals of the 3D video flowings include field sync signal, described according to the separated in synchronization
Signal and the 3D video flowings include to the step of 3D video flowings progress right and left eyes separation：It is in the synchronizing signal separation
When high level, initialization clearing is carried out, and starts to count the field sync signal of the 3D video flowings；According to count results
Right and left eyes separation is carried out to the 3D video flowings.
Optionally, the mode for carrying out right and left eyes separation to the 3D video flowings according to count results includes：It will count
As a result it is that the corresponding 3D vision signals of odd number are determined as left eye signal, is that the corresponding 3D vision signals of odd number judge by count results
For right eye signal；It is odd number by count results or, being that the corresponding 3D vision signals of odd number are determined as right eye signal by count results
Corresponding 3D vision signals are determined as left eye signal.
Optionally, in each 3D video process apparatus according to the outer field sync signal by the left eye signal and the right side
Before the step of eye signal is sent to 3D display equipment, the method further includes：Each 3D video process apparatus will be described
Left eye signal and right eye signal carry out time domain conversion.
Optionally, the method further includes：Each 3D video process apparatus is according to the identical adjustment signal of reception to institute
The output position for stating left eye signal and right eye signal swaps.
Second aspect, the embodiment of the present invention also provide a kind of audio video synchronization processing method, are applied to audio/video player system, institute
The system of stating includes 3D signal sources output equipment, audio video synchronization processing equipment and the 3D display equipment of communication connection, wherein described to regard
Frequency synchronous processing equipment includes multiple 3D video process apparatus, the method includes：The 3D signal sources output equipment is by multichannel
3D video streams give the audio video synchronization processing equipment；Each 3D video process apparatus is according to the identical outer field synchronization of reception
Signal and control signal carry out the isolated left eye signal of right and left eyes and right eye signal to the 3D video flowings of reception, and according to described
The left eye signal and right eye signal are sent to 3D display equipment by outer field sync signal；The institute that the 3D display equipment interconnection is received
It states left eye signal and right eye signal is shown.
The third aspect, the embodiment of the present invention also provide a kind of audio video synchronization processing equipment, the audio video synchronization processing equipment
Including multiple 3D video process apparatus, each 3D video process apparatus includes：Separative element, for according to the identical outer of reception
Field sync signal and control signal and the isolated left eye signal of right and left eyes and right eye signal are carried out to the 3D video flowings of reception；The
One adjustment unit, for the left eye signal and right eye signal to be sent to 3D display equipment according to the outer field sync signal.
Optionally, the equipment further includes：Second adjustment unit is used for the identical adjustment signal according to reception to described
The output position of left eye signal and right eye signal swaps.
In terms of existing technologies, the invention has the advantages that：
A kind of audio video synchronization processing method of offer of the embodiment of the present invention and equipment.The method is applied to audio video synchronization processing
Equipment, the audio video synchronization processing equipment include multiple 3D video process apparatus.Each 3D video process apparatus is according to reception
Identical outer field sync signal and control signal carry out the isolated left eye signal of right and left eyes and right eye to the 3D video flowings of reception
Signal.The left eye signal and right eye signal are sent to 3D according to the outer field sync signal and shown by each 3D video process apparatus
Show equipment.After audio video synchronization processing equipment receives multichannel 3D video flowings, each 3D video process apparatus is based on outer field synchronization
Signal and control signal are based on outer field sync signal simultaneously by 3D video flowings while isolated left eye signal and right eye signal
Export the left eye signal and right eye signal.The left sides of multichannel 3D video flowings effectively separated in synchronization can be gone out by above-mentioned processing as a result,
Right eye signal.
All include independent left eye signal and right eye signal per road 3D video flowings, during every road 3D video flowings export,
The output of multichannel 3D video flowings can be caused asynchronous since collecting device power-on and power-off, reset, 3D signal source wiring disconnection etc. are abnormal.?
When there is above-mentioned exception, it is likely to adjust instead per the right and left eyes signal of road 3D video flowings, the more susceptible condition of quantity of 3D video flowings is more
Seriously.And by synchronize carry out separation right and left eyes, synchronism output right and left eyes signal then can effectively solve the above problems.
To enable the above objects, features, and advantages of invention to be clearer and more comprehensible, present pre-ferred embodiments cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the block diagram of audio/video player system provided in an embodiment of the present invention.
Fig. 2 is one of the block diagram of audio video synchronization processing equipment provided in an embodiment of the present invention.
Fig. 3 is one of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.
Fig. 4 is the flow diagram for the sub-step that step S110 includes in Fig. 3.
Fig. 5 is the flow diagram for the sub-step that sub-step S112 includes in Fig. 4.
Fig. 6 is the two of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.
Fig. 7 is the three of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.
Fig. 8 is the four of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.
Fig. 9 is the block diagram of 3D video process apparatus provided in an embodiment of the present invention.
Figure 10 is the two of the block diagram of audio video synchronization processing equipment provided in an embodiment of the present invention.
Icon：10- audio video synchronization processing equipments；20-3D signal source output equipments；30-3D shows equipment；100-3D videos
Processing unit；110- separative elements；120- the first adjustment units；130- second adjustment units.
Specific implementation mode
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claimed invention below
Range, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment of the present invention, those skilled in the art are not doing
The every other embodiment obtained under the premise of going out creative work, shall fall within the protection scope of the present invention.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.Meanwhile the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Fig. 1 is please referred to, Fig. 1 is the block diagram of audio/video player system provided in an embodiment of the present invention.The video is broadcast
Place system includes 3D signal sources output equipment 20, audio video synchronization processing equipment 10 and the 3D display equipment 30 of communication connection.It is described
3D signal sources output equipment 20 for that will be divided into multichannel 3D video flowings by 3D video flowings all the way, and by multichannel 3D video streams
To the audio video synchronization processing equipment 10.The audio video synchronization processing equipment 10 is used for the roads the multichannel 3D video flowing Zhong Mei
3D video flowings synchronize separation, obtain the left eye signal and right eye signal of every road 3D video flowings, and the left side that will be isolated to
Eye signal and right eye signal are sent to the 3D display equipment 30 simultaneously.The 3D display equipment 30 is used to believe the left eye of reception
Number and right eye signal shown.Since the audio video synchronization processing equipment 10 synchronizes processing and same to every road 3D video flowings
Step output, therefore can ensure that the display effect of the 3D display equipment 30 is normal.
Wherein, multichannel 3D video flowings are exported by same 3D signal sources output equipment 20.The 3D signal sources output equipment 20
It may be, but not limited to, carry equipment, the camera etc. of 3D video cards.
It is exemplified below.
For example, the equipment with 3D video cards 3D signals will be split all the way, the 3D signals of 4 road 1920*1080 are exported, this
The sliceable 3D signals for being 1 road 3840*2160 of 4 road 3D signals, at this time if do not done synchronization process, 1 tunnel signal source is abnormal wherein
When (for example, connecting line disconnect or contact bad etc.), then the right and left eyes sequence of this road 3D signals can be made to become right left eye, and its
His road 3D signal sequences are normal, thus the 3D display of the 3D display equipment 30 will be caused abnormal, also, in the way of 3D signals
When more, the situation of 3D display exception is more serious.And in the present embodiment, the audio video synchronization processing equipment 10 can be to every road
The 3D signals of 1920*1080 synchronize processing so that processing synchronizes, and corresponding right and left eyes sequence is homogeneous per road 3D signals
Together, to ensure that 3D display is normal.In multichannel 3D signals due to collecting device power-on and power-off, reset, 3D signal source wiring disconnection etc.
Factor causes to synchronize when being input to the audio video synchronization processing equipment 10, and the audio video synchronization processing equipment 10 is to currently connecing
The multichannel 3D signals received synchronize processing, it is ensured that current normal 3D display effect.
Fig. 2 is please referred to, Fig. 2 is one of the block diagram of audio video synchronization processing equipment 10 provided in an embodiment of the present invention.
The audio video synchronization processing equipment 10 includes multiple 3D video process apparatus 100.Each 3D video process apparatus 100 can receive
The control signal sent to the outer field sync signal issued by other control system and some control device, and receive by described
The multichannel 3D video flowings that 3D signal sources output equipment 20 is sent.Wherein, 2 only conducts of 3D video process apparatus 100 are shown in Fig. 2
Example.
Fig. 3 is please referred to, Fig. 3 is one of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.Institute
It states method and is applied to audio video synchronization processing equipment 10, the audio video synchronization processing equipment 10 includes multiple 3D video process apparatus
100.The detailed process of audio video synchronization processing method is described in detail below.
Step S110, each 3D video process apparatus 100 is according to the identical outer field sync signal of reception and control signal
The isolated left eye signal of right and left eyes and right eye signal are carried out to the 3D video flowings of reception.
Fig. 4 is please referred to, Fig. 4 is the flow diagram for the sub-step that step S110 includes in Fig. 3.Step S110 may include
Sub-step S111 and sub-step S112.
Sub-step S111 generates synchronizing signal separation according to the outer field sync signal of reception and the control signal.
In the present embodiment, described that separated in synchronization is generated according to the outer field sync signal of reception and the control signal
The step of signal includes：Detect the rising edge and failing edge of the outer field sync signal；When detecting the outer field sync signal
Rising edge when, generate low level synchronizing signal separation；When detecting the failing edge of the outer field sync signal, institute is detected
State the rising edge and failing edge of control signal；When detecting the rising edge of the control signal, the synchronization point of high level is generated
From signal；When detecting the failing edge of the control signal, low level synchronizing signal separation is generated；Do not detecting institute
When stating the failing edge of the rising edge of outer field sync signal, the rising edge of the control signal and the control signal, keep synchronizing
It is constant to detach signal；When not detecting the failing edge of the outer field sync signal, low level synchronizing signal separation is generated.
Optionally, the 3D video process apparatus 100 detects described outer after receiving outer field sync signal and control signal
The rising edge and failing edge of field sync signal and the control signal, obtain testing result, and generate according to testing result corresponding
The synchronizing signal separation of level.
In the embodiment of the present embodiment, the 3D video process apparatus 100 detects the outer field sync signal first
Rising edge and failing edge.When detecting the rising edge of the outer field sync signal, low level synchronization is generated by resetting
Detach signal.When detecting the failing edge of the outer field sync signal, then the control signal is acquired, to detect the control
The rising edge and failing edge of signal.If when detecting the failing edge of the outer field sync signal, the control signal is detected
Rising edge, then generate the synchronizing signal separation of high level.If when detecting the failing edge of the outer field sync signal, detection
To the failing edge of the control signal, then low level synchronizing signal separation is generated by resetting.If detecting other states,
Keep the synchronizing signal separation constant.For example, last time generates the synchronizing signal separation of high level, if this time detecting other
State, then this synchronizing signal separation is still high level.Wherein, other states include not detecting the outer field synchronization
The rising edge of signal, the rising edge for not detecting the control signal, the failing edge for not detecting the control signal.
If not detecting the failing edge of the outer field sync signal, for example, the level of the outer field sync signal is height
Or be low, then generate low level synchronizing signal separation.
Sub-step S112 carries out right and left eyes according to the synchronizing signal separation and the 3D video flowings to the 3D video flowings
Separation.
In the present embodiment, the 3D vision signals of the 3D video flowings are the continuous Frame Sequential formats of frame,
Frame Sequential formats are to send right and left eyes signal by parity frame, for example, odd-numbered frame corresponds to left eye signal, even frame
Corresponding right eye signal.Frame is substantially exactly continuously to continuously transmit picture, such as the film of 60HZ, is just sent with the rate of 120HZ
It per frame image, alternately displays out per frame, is directed to left eye, right eye successively.
Wherein, 3D video flowings include the multiple 3D vision signals sent in chronological order successively all the way.In 3D vision signals
May include data data, line synchronising signal HS, field sync signal VS (that is, VS field signals) and data valid signal DE etc..Root
Judge 3D vision signals corresponding with each field sync signal according to the level conditions and field sync signal of the synchronizing signal separation
Belong to left eye signal or right eye signal, to realize that the right and left eyes to the 3D video flowings detach.
Fig. 5 is please referred to, Fig. 5 is the flow diagram for the sub-step that sub-step S112 includes in Fig. 3.Sub-step S112 can be with
Including sub-step S1121 and sub-step S1122.
Sub-step S1121 carries out initialization clearing, and start to described when the synchronizing signal separation is high level
The field sync signal of 3D video flowings is counted.
Sub-step S1122 carries out right and left eyes separation according to count results to the 3D video flowings.
In the present embodiment, when the synchronizing signal separation is high level, to the count results for field sync signal
Initialization clearing is carried out, and starts to count the field sync signal of the 3D video flowings received, is obtained and each field
The corresponding count results of synchronizing signal, and then left eye signal and right eye letter are obtained according to the count results and the 3D video flowings
Number.
It is even number by count results it is alternatively possible to using the 3D vision signals that count results are odd number as left eye signal
3D vision signals as right eye signal.It can also will be counted using the 3D vision signals that count results are odd number as right eye signal
Number result is the 3D vision signals of even number as left eye signal.Right and left eyes separation is carried out to every road 3D video stream synchronizations as a result, is obtained
To left eye signal corresponding with every road 3D video flowings and right eye signal.
Step S140, each 3D video process apparatus 100 is according to the outer field sync signal by the left eye signal and the right side
Eye signal is sent to 3D display equipment 30.
In the present embodiment, each 3D video process apparatus 100 is after synchronization process obtains left eye signal and right eye signal,
The reading sequential of each 3D video process apparatus 100 follows the outer field sync signal variation, to realize each 3D videos processing dress
It sets 100 and the isolated left eye signal and right eye signal is sent to the 3D display equipment 30 simultaneously.Due to every road
3D video flowings synchronize processing and export simultaneously, and therefore, the 3D display of the 3D display equipment 30 is normal.
Fig. 6 is please referred to, Fig. 6 is the two of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.?
Before step S140, told about method can also include step S120.
The left eye signal and right eye signal are carried out time domain by step S120, each 3D video process apparatus 100
Conversion.
In the present embodiment, 3D vision signals are pixel clock domain, this clock is according to change resolution.Due to receiving through same
The receiving device (for example, 3D display equipment 30) for the left eye signal and right eye signal that step is handled may need other clocks
Domain may make receiving device to directly receive the left eye signal that clock domain meets demand by carrying out time domain conversion.
Fig. 7 is please referred to, Fig. 7 is the three of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.?
Before step S140, the method can also include step S130.
Step S130, each 3D video process apparatus 100 is according to the identical adjustment signal of reception to the left eye signal
And the output position of right eye signal swaps.
In the present embodiment, the left eye signal and right eye signal obtained by synchronization process may with actual conditions on the contrary,
For example, the left eye signal that the 3D video process apparatus 100 judges is really right eye signal, the right eye signal of judgement is really a left side
Eye signal.In this case, each 3D video process apparatus 100 can then receive the adjustment letter that some other equipment is sent
Number, and according to the output position of left eye signal and right eye signal described in the adjustment signal exchange, to be corrected.
Since the processing carried out to every road 3D video flowings is synchronous and identical, and according to same outer field sync signal and control
Signal processed is handled, therefore only there will be two kinds of situations for corresponding right and left eyes signal per road 3D video flowings, i.e., all with actually
Situation is consistent, or all opposite with actual conditions.It thus can be based on same adjustment signal to the right and left eyes of multichannel 3D video flowings
Signal is adjusted.
For example, the delivery outlet 1 for being pre-configured with each 3D video process apparatus 100 exports left eye signal, delivery outlet 2 exports the right side
Eye signal.If whole right and left eyes signals are on the contrary, the left eye signal (practical is right eye signal) judged at present is defeated from delivery outlet 1
Go out, the right eye signal that judges at present (practical is left eye signal) is exported from delivery outlet 2, then, can be with after receiving adjustment signal
The left eye signal judged at present (practical is right eye signal) is exported from delivery outlet 2, the right eye signal judged at present is (practical for a left side
Eye signal) it is exported from delivery outlet 1.
Fig. 8 is please referred to, Fig. 8 is the four of the flow diagram of audio video synchronization processing method provided in an embodiment of the present invention.Institute
It states method and is applied to audio/video player system.The audio/video player system includes the 3D signal sources output equipment 20 of communication connection, regards
Frequency synchronous processing equipment 10 and 3D display equipment 30.
Step S210, the 3D signal sources output equipment 20 set multichannel 3D video streams to audio video synchronization processing
Standby 10.
Step S220, each 3D video process apparatus 100 is according to the identical outer field sync signal of reception and control signal
The isolated left eye signal of right and left eyes and right eye signal are carried out to the 3D video flowings of reception, and will according to the outer field sync signal
The left eye signal and right eye signal are sent to 3D display equipment 30.
Step S230, the 3D display equipment 30 show the left eye signal and right eye signal of reception.
In the present embodiment, it is referred to above retouch Fig. 1~Fig. 7 about the detailed description of step S210~S230
It states.
Fig. 9 and Figure 10 is please referred to, Fig. 9 is the block diagram of 3D video process apparatus 100 provided in an embodiment of the present invention,
Figure 10 is the two of the block diagram of audio video synchronization processing equipment 10 provided in an embodiment of the present invention.The audio video synchronization processing is set
Standby 10 include multiple 3D video process apparatus 100, and each 3D video process apparatus 100 includes separative element 110 and the first adjustment
Unit 120.
Separative element 110, for regarding according to the identical outer field sync signal of reception and control signal and to the 3D of reception
Frequency stream carries out the isolated left eye signal of right and left eyes and right eye signal.
In the present embodiment, the separative element 110 is used to execute the step S110 in Fig. 3, about the separative element
110 specific descriptions are referred to the description of step S110 in Fig. 3.
The first adjustment unit 120, for being sent the left eye signal and right eye signal according to the outer field sync signal
To 3D display equipment 30.
In the present embodiment, the first adjustment unit 120 is used to execute the step S140 in Fig. 3, about described first
The specific descriptions of adjustment unit 120 are referred to the description of step S140 in Fig. 3.
Optionally, the first adjustment unit 120 is additionally operable to the left eye signal and right eye signal carrying out time domain turn
It changes.
In the present embodiment, the first adjustment unit 120 is additionally operable to execute the step S120 in Fig. 6, about described the
The specific descriptions of one adjustment unit 120 are referred to the description of step S120 in Fig. 6.
Further, the 3D video process apparatus 100 can also include second adjustment unit 130.
Second adjustment unit 130 is used for the identical adjustment signal according to reception to the left eye signal and right eye signal
Output position swap.
In the present embodiment, the second adjustment unit 130 is used to execute the step S130 in Fig. 7, about described second
The specific descriptions of adjustment unit 130 are referred to the description of step S130 in Fig. 7.
In conclusion a kind of audio video synchronization processing method of offer of the embodiment of the present invention and equipment.The method is applied to regard
Frequency synchronous processing equipment, the audio video synchronization processing equipment include multiple 3D video process apparatus.Each 3D video process apparatus
The isolated left eye of right and left eyes is carried out to the 3D video flowings of reception according to the identical outer field sync signal of reception and control signal
Signal and right eye signal.Each 3D video process apparatus is according to the outer field sync signal by the left eye signal and right eye signal
It is sent to 3D display equipment.After audio video synchronization processing equipment receives multichannel 3D video flowings, each 3D video process apparatus base
In outer field sync signal and control signal by 3D video flowings while isolated left eye signal and right eye signal, and it is same based on outfield
Step signal exports the left eye signal and right eye signal simultaneously.As a result, by above-mentioned processing can effectively separated in synchronization go out multichannel 3D
The right and left eyes signal of video flowing.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of audio video synchronization processing method, which is characterized in that be applied to audio video synchronization processing equipment, the audio video synchronization processing
Equipment includes multiple 3D video process apparatus, the method includes：
Each 3D video process apparatus is according to the identical outer field sync signal of reception and control signal to the 3D video flowings of reception
Carry out the isolated left eye signal of right and left eyes and right eye signal；
The left eye signal and right eye signal are sent to 3D according to the outer field sync signal and shown by each 3D video process apparatus
Show equipment.
2. according to the method described in claim 1, it is characterized in that, each 3D video process apparatus is according to the identical of reception
Outer field sync signal and control signal the isolated left eye signal of right and left eyes and right eye signal are carried out to the 3D video flowings of reception
The step of include：
Synchronizing signal separation is generated according to the outer field sync signal of reception and the control signal；
Right and left eyes separation is carried out to the 3D video flowings according to the synchronizing signal separation and the 3D video flowings.
3. according to the method described in claim 2, it is characterized in that, the outer field sync signal according to reception and described
Controlling the step of signal generates synchronizing signal separation includes：
Detect the rising edge and failing edge of the outer field sync signal；
When detecting the rising edge of the outer field sync signal, low level synchronizing signal separation is generated；
When detecting the failing edge of the outer field sync signal, the rising edge and failing edge of the control signal are detected；
When detecting the rising edge of the control signal, the synchronizing signal separation of high level is generated；
When detecting the failing edge of the control signal, low level synchronizing signal separation is generated；
In rising edge, the rising edge for controlling signal and the control signal for not detecting the outer field sync signal
When failing edge, keep synchronizing signal separation constant；
When not detecting the failing edge of the outer field sync signal, low level synchronizing signal separation is generated.
4. according to the method described in claim 2, it is characterized in that, the 3D vision signals of the 3D video flowings include field synchronization
Signal, described the step of right and left eyes separation is carried out to the 3D video flowings according to the synchronizing signal separation and the 3D video flowings
Including：
When the synchronizing signal separation is high level, initialization clearing is carried out, and start the field synchronization to the 3D video flowings
Signal is counted；
Right and left eyes separation is carried out to the 3D video flowings according to count results.
5. according to the method described in claim 4, it is characterized in that, described carry out a left side according to count results to the 3D video flowings
Right eye separation mode include：
It is that the corresponding 3D vision signals of odd number are determined as left eye signal by count results, is that the corresponding 3D of odd number is regarded by count results
Frequency signal determining is right eye signal；Or
It is that the corresponding 3D vision signals of odd number are determined as right eye signal by count results, is that the corresponding 3D of odd number is regarded by count results
Frequency signal determining is left eye signal.
6. according to the method described in claim 1, it is characterized in that, in each 3D video process apparatus according to the outfield
Before the step of left eye signal and right eye signal are sent to 3D display equipment by synchronizing signal, the method further includes：
The left eye signal and right eye signal are carried out time domain conversion by each 3D video process apparatus.
7. according to the method described in claim 1, it is characterized in that, the method further includes：
Each output of the 3D video process apparatus according to the identical adjustment signal of reception to the left eye signal and right eye signal
Position swaps.
8. a kind of audio video synchronization processing method, which is characterized in that be applied to audio/video player system, the system comprises communication connections
3D signal sources output equipment, audio video synchronization processing equipment and 3D display equipment, wherein the audio video synchronization processing equipment includes
Multiple 3D video process apparatus, the method includes：
The 3D signal sources output equipment gives multichannel 3D video streams to the audio video synchronization processing equipment；
Each 3D video process apparatus is according to the identical outer field sync signal of reception and control signal to the 3D video flowings of reception
Carry out the isolated left eye signal of right and left eyes and right eye signal, and according to the outer field sync signal by the left eye signal and the right side
Eye signal is sent to 3D display equipment；
The left eye signal and right eye signal that the 3D display equipment interconnection is received are shown.
9. a kind of audio video synchronization processing equipment, which is characterized in that the audio video synchronization processing equipment includes multiple 3D videos processing
Device, each 3D video process apparatus include：
Separative element, for the identical outer field sync signal and control signal according to reception and the 3D video flowings progress to reception
The isolated left eye signal of right and left eyes and right eye signal；
The first adjustment unit, for the left eye signal and right eye signal to be sent to 3D display according to the outer field sync signal
Equipment.
10. equipment according to claim 9, which is characterized in that the equipment further includes：
Second adjustment unit, for the carry-out bit according to the identical adjustment signal of reception to the left eye signal and right eye signal
It sets and swaps.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055264A (en) * | 2019-06-06 | 2020-12-08 | 舜宇光学（浙江）研究院有限公司 | Video data splitting method and system, electronic equipment and computing system |
| CN113099212A (en) * | 2021-06-08 | 2021-07-09 | 卡莱特云科技股份有限公司 | 3D display method, device, computer equipment and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444676U (en) * | 2009-07-09 | 2010-04-28 | 中国华录·松下电子信息有限公司 | Full high definition 3D video signal odd/even field rapid identify circuit |
| CN102196284A (en) * | 2010-03-09 | 2011-09-21 | 索尼公司 | Image display device and method of displaying image |
| CN102595160A (en) * | 2011-01-04 | 2012-07-18 | 三星电子株式会社 | Display apparatus and system |
| US20130321577A1 (en) * | 2010-12-20 | 2013-12-05 | Kabushiki Kaisha Toshiba | Stereoscopic Video Signal Processing Apparatus and Method Therefor |
| CN105657397A (en) * | 2015-12-30 | 2016-06-08 | 深圳Tcl数字技术有限公司 | 3D video play adjusting method and system |
-
2018
- 2018-06-26 CN CN201810666585.9A patent/CN108769645B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444676U (en) * | 2009-07-09 | 2010-04-28 | 中国华录·松下电子信息有限公司 | Full high definition 3D video signal odd/even field rapid identify circuit |
| CN102196284A (en) * | 2010-03-09 | 2011-09-21 | 索尼公司 | Image display device and method of displaying image |
| US20130321577A1 (en) * | 2010-12-20 | 2013-12-05 | Kabushiki Kaisha Toshiba | Stereoscopic Video Signal Processing Apparatus and Method Therefor |
| CN102595160A (en) * | 2011-01-04 | 2012-07-18 | 三星电子株式会社 | Display apparatus and system |
| CN105657397A (en) * | 2015-12-30 | 2016-06-08 | 深圳Tcl数字技术有限公司 | 3D video play adjusting method and system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055264A (en) * | 2019-06-06 | 2020-12-08 | 舜宇光学（浙江）研究院有限公司 | Video data splitting method and system, electronic equipment and computing system |
| CN112055264B (en) * | 2019-06-06 | 2022-11-01 | 舜宇光学（浙江）研究院有限公司 | Video data splitting method and system, electronic equipment and computing system |
| CN113099212A (en) * | 2021-06-08 | 2021-07-09 | 卡莱特云科技股份有限公司 | 3D display method, device, computer equipment and storage medium |
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