CN104936017A - Wireless-based method and system for rapidly transmitting images - Google Patents
Wireless-based method and system for rapidly transmitting images Download PDFInfo
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- CN104936017A CN104936017A CN201510336102.5A CN201510336102A CN104936017A CN 104936017 A CN104936017 A CN 104936017A CN 201510336102 A CN201510336102 A CN 201510336102A CN 104936017 A CN104936017 A CN 104936017A
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 230000003321 amplification Effects 0.000 claims description 8
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a wireless-based method and system for rapidly transmitting images. The method comprises the following steps: A, establishing connection between a mobile terminal and large-screen equipment through a wireless channel, and acquiring the display resolution of the large-screen equipment; B, adjusting the display resolutions of images in the mobile terminal according to the display resolution of the large-screen equipment; and C, transmitting the adjusted images to the large-screen equipment for displaying through the wireless channel by the mobile terminal. Through adoption of the method and system, the large-screen equipment can display the images without adjustment after the images are transmitted to the large-screen equipment by the mobile terminal, so that the requirement on the capability of adjusting the sizes of the images in the large-screen equipment is lowered. Moreover, the wireless transmission efficiency can be increased effectively, and the image transmission process becomes more convenient and intelligent.
Description
Technical field
The present invention relates to mobile terminal application, particularly relate to a kind of method and system based on wireless fast transport image.
Background technology
Along with developing rapidly of Radio Transmission Technology in recent years, unprecedented application is obtained as technology such as wifi, bluetooth, NFC, and had the application of a comparatively ripe Radio Transmission Technology in the prior art: pass to large-screen equipment (as television set) by the video file (as film) of mobile terminal, image file (as photograph), play by the latter the file that the former stores.It is exactly by wifi technology that one item is typically applied, and the HD video in mobile terminal is passed to television set and plays.
For technique scheme, flow process of the prior art is as follows: mobile terminal sends to large-screen equipment needing the image of display, and the resolution be then its screen applicable by Image Adjusting (zooming in or out) by large-screen equipment shows.
There is such defect in above-mentioned flow process: because mobile terminal does not know that the resolution that applicable large-screen equipment shows is how many, therefore just by needing, the image of display is intact passes to large-screen equipment to mobile terminal, the great amount of images information probably transmitted is useless, cause the waste in transmission time, and large-screen equipment is for the extra process of display image, even show extremely because adjustment (zooming in or out) ability do not possessed image causes in the large-screen equipment of some low sides (as a part of image can only be shown, or the image of display only accounts for the part in screen).
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of method and system based on wireless fast transport image, the image resolution ratio being intended to solve because of large-screen equipment in prior art is different with the image resolution ratio in mobile terminal, and transmission and large-screen equipment can be caused when directly carrying out image transfer to time waste during image extra process; Even some are not had to the large-screen equipment of Image Adjusting function, it can cause image to show abnormal problem.
Technical scheme of the present invention is as follows:
Based on a method for wireless fast transport image, wherein, comprise the following steps:
A, mobile terminal are connected by radio channel and large-screen equipment, and obtain the display resolution of large-screen equipment;
B, according to the display resolution size of large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Image after adjustment sends to large-screen equipment to show by radio channel by C, mobile terminal.
The described method based on wireless fast transport image, wherein, described steps A specifically comprises:
A1, mobile terminal are connected by radio channel and large-screen equipment;
A2, mobile terminal send query statement to large-screen equipment, the display resolution of inquiry large-screen equipment;
During the query statement of A3, large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
The described method based on wireless fast transport image, wherein, described step B specifically comprises:
B1, the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal to be contrasted;
B2, when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
The described method based on wireless fast transport image, wherein, described step C specifically comprises:
C1, mobile terminal are connected by radio channel and large-screen equipment;
Image after adjustment is sent to large-screen equipment by C2, mobile terminal;
The image that C3, large-screen equipment mobile terminal receive send, and show on the large-screen of large-screen equipment.
The described method based on wireless fast transport image, wherein, described radio channel comprises any one in WiFi, bluetooth or NFC.
Based on a system for wireless fast transport image, wherein, described system comprises:
Acquisition module, to be connected by radio channel and large-screen equipment for mobile terminal, and obtain the display resolution of large-screen equipment;
Adjusting module, for the display resolution size according to large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Display module, for mobile terminal by adjustment after image send to large-screen equipment to show by radio channel.
The described system based on wireless fast transport image, wherein, described acquisition module specifically comprises:
First linkage unit, to be connected by radio channel and large-screen equipment for mobile terminal;
Send command unit, send query statement for mobile terminal to large-screen equipment, obtain the display resolution of large-screen equipment;
When obtaining resolution elements, query statement for large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
The described system based on wireless fast transport image, wherein, described adjusting module specifically comprises:
Compare resolution elements, for being contrasted by the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal;
Adjust elementary area, for when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
The described system based on wireless fast transport image, wherein, described display module specifically comprises:
Second linkage unit, to be connected by radio channel and large-screen equipment for mobile terminal;
Send elementary area, for mobile terminal, the image after adjustment sent to large-screen equipment;
Displayed image unit, the image sent for large-screen equipment mobile terminal receive, and show on the large-screen of large-screen equipment.
Beneficial effect: a kind of method and system based on wireless fast transport image of the present invention, it is by the display resolution of the first large-screen equipment connected by acquisition for mobile terminal, according to this display resolution, the image in mobile terminal is adjusted again, the image display resolution that last mobile terminal is transferred to large-screen equipment is the display resolution of large-screen in applicable large-screen equipment, make mobile terminal by image transmitting to large-screen equipment after, large-screen equipment just can directly show without the need to carrying out adjusting, thus the Capability Requirement reduced Image Adjusting size in large-screen equipment, and the efficiency of wireless transmission effectively can be improved by the present invention, make image transmitting process more convenient and smart.
Accompanying drawing explanation
Fig. 1 is the method flow diagram that the present invention is based on wireless fast transport image.
Fig. 2 is the method step S100 particular flow sheet that the present invention is based on wireless fast transport image.
Fig. 3 is the method step S200 particular flow sheet that the present invention is based on wireless fast transport image.
Fig. 4 is the method step S300 particular flow sheet that the present invention is based on wireless fast transport image.
Fig. 5 is the system module block diagram that the present invention is based on wireless fast transport image.
Fig. 6 is the concrete unit figure of the acquisition module that the present invention is based on wireless fast transport image.
Fig. 7 is the concrete unit figure of the adjusting module that the present invention is based on wireless fast transport image.
Fig. 8 is the concrete unit figure of the display module that the present invention is based on wireless fast transport image.
Fig. 9 is the schematic diagram of example one in prior art of the present invention.
Figure 10 is the schematic diagram of example two in prior art of the present invention.
Embodiment
The invention provides a kind of method and system based on wireless fast transport image, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, the invention provides a kind of method based on wireless fast transport image, it comprises the following steps:
S100, mobile terminal are connected by radio channel and large-screen equipment, and obtain the display resolution of large-screen equipment;
S200, according to the display resolution size of large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Image after adjustment sends to large-screen equipment to show by radio channel by S300, mobile terminal.
The display resolution of the large-screen equipment that the embodiment of the present invention first will be connected by acquisition for mobile terminal, according to this display resolution, the image in mobile terminal is adjusted again, the image display resolution that last mobile terminal is transferred to large-screen equipment is the large scale display resolution in applicable large-screen equipment, make mobile terminal by image transmitting to large-screen equipment after, large-screen equipment just can directly show without the need to carrying out adjusting, thus the Capability Requirement reduced Image Adjusting size in large-screen equipment, and the efficiency of wireless transmission effectively can be improved by the present invention, make image transmitting process more convenient and smart.
In prior art for by image transfer in mobile terminal to the technology of large-screen equipment, be and directly image in mobile terminal be sent to large-screen equipment, be generally directly show according to sent image resolution ratio, now in mobile terminal, the display resolution of image is likely different from large-screen equipment.For the large-screen equipment that performance is higher, it can adjust accordingly image, if but the display resolution of image is higher and large-screen equipment display resolution is lower in mobile terminal, now directly sends image and great amount of images information can be made to be useless, cause the waste in transmission time; And for the lower large-screen equipment of performance, it does not have ability image being adjusted to (namely zooming in or out), therefore cause the display of image abnormal possibly.For two examples, defect of the prior art is described below:
Example one, mobile terminal need the image 20 of transmission 8000*6000 resolution to large-screen equipment as television set 10 shows, and the resolution of television set is 4000*3000, after so the view data of 8000*6000 is passed to television set by mobile terminal, television set needs image to carry out reducing process, and in the view data of mobile terminal transmission 75% be all waste.In addition, if the reduction capability to image do not supported by television set, then the image shown just only has 1/4 of the upper left corner, as shown in Figure 9;
Example two, mobile terminal need the image 20 transmitting 2000*1500 resolution to show to television set 10, and the resolution of television set is 4000*3000, after so the view data of 2000*1500 is passed to television set by mobile terminal, television set needs image to be carried out amplification process.In addition, if the enlarging function to image do not supported by television set, then the image shown just only occupies 1/4 of the television set upper left corner, and can not be displayed in full screen, as shown in Figure 10.
Technical solution of the present invention is the technological improvement done for above-mentioned defect, the resolution of image mainly just adjusts accordingly by its inventive point before transmitting, makes the display resolution of the image be finally sent on large-screen equipment can be applicable to the display resolution of large-screen on large-screen equipment.It should be noted that, large-screen equipment refers to be had comparatively large display screen and namely has large-screen, may be used for the equipment showing image, such as TV, computer etc.; And adjust accordingly and refer to image is zoomed in or out accordingly.
Particularly, in the step s 100, when the image in mobile terminal need be sent to large-screen equipment shows time, it is not direct as conventional art being sent to by image in large-screen equipment, but first in mobile terminal inside, image is adjusted, after making its display resolution be adapted at large-screen equipment shows, then this image is sent to large-screen equipment.
Further, as shown in Figure 2, described step S100 specifically comprises:
S101, mobile terminal are connected by radio channel and large-screen equipment;
S102, mobile terminal send query statement to large-screen equipment, the display resolution of inquiry large-screen equipment;
During the query statement of S103, large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
In other words, in the step s 100, mobile terminal first carries out shaking hands being connected with large-screen equipment, then the instruction of its display resolution of inquiry is sent to large-screen equipment, when large-screen equipment receives the query statement that mobile terminal sends, the specifying information of its large scale display resolution can be transferred, and send it to mobile terminal, mobile terminal according to this display resolution, can be adjusted accordingly image.
Enter again in step S200, mobile terminal to storage therein and the image display resolution that need be sent on large-screen equipment adjust.As shown in Figure 3, its detailed process is as follows:
S201, the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal to be contrasted;
S202, when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
In other words, mobile terminal can compare the display resolution ra of the display resolution rb of image and large-screen, such as, when ra is 8000*6000, when rb is 4000*3000, namely ra/rb is 4, then carry out amplification 4 times process to image, make it be suitable for the display resolution of large-screen equipment; Be 8000*6000 when ra is 8000*6000, rb, namely ra/rb is 1, then without the need to processing image, directly can carry out subsequent operation as being sent to by image on large-screen equipment; And when ra is 4000*3000, when rb is 8000*6000, namely ra/rb is 1/4, then reduce 4 times of process to image, makes it be suitable for the display resolution of large-screen equipment.
Enter subsequently in step S300, namely mobile terminal is connected with large-screen equipment again, when not disconnecting if certainly connect before, now without the need to connection of again shaking hands, and is directly sent image by radio channel.Preferably, refer to Fig. 4, described step S300 specifically comprises:
S301, mobile terminal are connected by radio channel and large-screen equipment;
Image after adjustment is sent to large-screen equipment by S302, mobile terminal;
The image that S303, large-screen equipment mobile terminal receive send, and show on the large-screen of large-screen equipment.
Namely after mobile terminal and large-screen equipment connect, image in mobile terminal after adjustment can directly be sent on large-screen equipment by interface channel and radio channel, the large-screen of large-screen equipment shows, it just can directly show without the need to again carrying out adjusting, make large-screen equipment just can obtain best image display effect without the need to the ability possessed image adjusts, and effectively can also be improved the ability of wireless transmission by the present invention.
In preferred embodiment, radio channel of the present invention comprises any one in WiFi, bluetooth or NFC.Certainly it also can be other transmission channel, makes mobile terminal and large-screen equipment carry out being connected as long as can meet and sends the condition of instruction and image.
In addition, as shown in Figure 5, the present invention also provides a kind of system based on wireless fast transport image, and particularly, described system comprises:
Acquisition module 100, to be connected by radio channel and large-screen equipment for mobile terminal, and obtain the display resolution of large-screen equipment;
Adjusting module 200, for the display resolution size according to large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Display module 300, for mobile terminal by adjustment after image send to large-screen equipment to show by radio channel.
Further, refer to Fig. 6, described acquisition module 100 specifically comprises:
First linkage unit 101, to be connected by radio channel and large-screen equipment for mobile terminal;
Send command unit 102, send query statement for mobile terminal to large-screen equipment, obtain the display resolution of large-screen equipment;
When obtaining resolution elements 103, query statement for large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
Preferably, as shown in Figure 7, described adjusting module specifically comprises:
Compare resolution elements 201, for being contrasted by the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal;
Adjust elementary area 202, for when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
In preferred embodiment, refer to Fig. 8, described display module specifically comprises:
Second linkage unit 301, to be connected by radio channel and large-screen equipment for mobile terminal;
Send elementary area 302, for mobile terminal, the image after adjustment sent to large-screen equipment;
Displayed image unit 303, the image sent for large-screen equipment mobile terminal receive, and show on the large-screen of large-screen equipment.
System module figure implementation based on wireless fast transport image of the present invention is consistent with the performing step of said method, does not repeat them here.
In sum, a kind of method and system based on wireless fast transport image of the present invention, it is by the display resolution of the first large-screen equipment connected by acquisition for mobile terminal, according to this display resolution, the image in mobile terminal is adjusted again, the image display resolution that last mobile terminal is transferred to large-screen equipment is the display resolution of large-screen in applicable large-screen equipment, make mobile terminal by image transmitting to large-screen equipment after, large-screen equipment just can directly show without the need to carrying out adjusting, thus the Capability Requirement reduced Image Adjusting size in large-screen equipment, and the efficiency of wireless transmission effectively can be improved by the present invention, make image transmitting process more convenient and smart.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.
Claims (9)
1., based on a method for wireless fast transport image, it is characterized in that, comprise the following steps:
A, mobile terminal are connected by radio channel and large-screen equipment, and obtain the display resolution of large-screen equipment;
B, according to the display resolution size of large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Image after adjustment sends to large-screen equipment to show by radio channel by C, mobile terminal.
2., according to claim 1 based on the method for wireless fast transport image, it is characterized in that, described steps A specifically comprises:
A1, mobile terminal are connected by radio channel and large-screen equipment;
A2, mobile terminal send query statement to large-screen equipment, the display resolution of inquiry large-screen equipment;
During the query statement of A3, large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
3., according to claim 1 based on the method for wireless fast transport image, it is characterized in that, described step B specifically comprises:
B1, the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal to be contrasted;
B2, when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
4., according to claim 1 based on the method for wireless fast transport image, it is characterized in that, described step C specifically comprises:
C1, mobile terminal are connected by radio channel and large-screen equipment;
Image after adjustment is sent to large-screen equipment by C2, mobile terminal;
The image that C3, large-screen equipment mobile terminal receive send, and show on the large-screen of large-screen equipment.
5., according to claim 1 based on the method for wireless fast transport image, it is characterized in that, described radio channel comprises any one in WiFi, bluetooth or NFC.
6. based on a system for wireless fast transport image, it is characterized in that, described system comprises:
Acquisition module, to be connected by radio channel and large-screen equipment for mobile terminal, and obtain the display resolution of large-screen equipment;
Adjusting module, for the display resolution size according to large-screen equipment, the display resolution of image in mobile terminal to be adjusted;
Display module, for mobile terminal by adjustment after image send to large-screen equipment to show by radio channel.
7., according to claim 6 based on the system of wireless fast transport image, it is characterized in that, described acquisition module specifically comprises:
First linkage unit, to be connected by radio channel and large-screen equipment for mobile terminal;
Send command unit, send query statement for mobile terminal to large-screen equipment, obtain the display resolution of large-screen equipment;
When obtaining resolution elements, query statement for large-screen equipment mobile terminal receive, its display resolution is sent to mobile terminal.
8., according to claim 6 based on the system of wireless fast transport image, it is characterized in that, described adjusting module specifically comprises:
Compare resolution elements, for being contrasted by the display resolution rb of image in the display resolution ra of large-screen equipment and mobile terminal;
Adjust elementary area, for when ra/rb is greater than 1, amplification ra/rb is carried out to image and doubly processes; When ra/rb equals 1, image is not dealt with; When ra/rb is less than 1, ra/rb is reduced to image and doubly processes.
9., according to claim 6 based on the system of wireless fast transport image, it is characterized in that, described display module specifically comprises:
Second linkage unit, to be connected by radio channel and large-screen equipment for mobile terminal;
Send elementary area, for mobile terminal, the image after adjustment sent to large-screen equipment;
Displayed image unit, the image sent for large-screen equipment mobile terminal receive, and show on the large-screen of large-screen equipment.
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| CN201510336102.5A CN104936017A (en) | 2015-06-17 | 2015-06-17 | Wireless-based method and system for rapidly transmitting images |
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| CN201510336102.5A CN104936017A (en) | 2015-06-17 | 2015-06-17 | Wireless-based method and system for rapidly transmitting images |
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| CN108111912A (en) * | 2017-12-15 | 2018-06-01 | 深圳Tcl新技术有限公司 | Image transfer method, terminal and storage medium in multi-screen interactive |
| CN108711054A (en) * | 2018-04-28 | 2018-10-26 | Oppo广东移动通信有限公司 | Image processing method, device, computer readable storage medium and electronic equipment |
| US11308636B2 (en) | 2018-04-28 | 2022-04-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method, apparatus, and computer-readable storage medium for obtaining a target image |
| CN111510773A (en) * | 2020-04-03 | 2020-08-07 | Oppo广东移动通信有限公司 | Resolution adjustment method, display screen, computer storage medium and equipment |
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