CN101685619B - Processing method for playing video files, device and display equipment - Google Patents
Processing method for playing video files, device and display equipment Download PDFInfo
- Publication number
- CN101685619B CN101685619B CN200810223221XA CN200810223221A CN101685619B CN 101685619 B CN101685619 B CN 101685619B CN 200810223221X A CN200810223221X A CN 200810223221XA CN 200810223221 A CN200810223221 A CN 200810223221A CN 101685619 B CN101685619 B CN 101685619B
- Authority
- CN
- China
- Prior art keywords
- resolution
- video file
- electric quantity
- video
- display device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention provides a processing method for playing video files, a device and display equipment. The method comprises the following steps: the current electric quantity of the display equipment and the first resolution and the playing duration of a first video file are acquired, and the display equipment supplies power by a power supply with limit energy; according to the playing duration and the corresponding electric quantity consumption rate of the display equipment for displaying the video file by the first resolution, the first electric quantity needing to be consumed by the first resolution for displaying the first video file is calculated; and when the current electric quantity is less than the first electric quantity, the resolution of the first video file is reduced from the first resolution to the second resolution, a second video file is obtained, and the first display data of the second video file is sent to the display equipment. The invention reduces the energy consumption of the display equipment and leads a user to be capable of displaying video files as numerous as possible under the condition of limit energy.
Description
Technical field
The present invention relates to the video playback processing technology field, particularly a kind of processing method for playing video files, device and display device reduce display device and carry out the energy that the video demonstration is consumed.
Background technology
High-resolution wireless demonstration mobile device has vast market because of advantages such as its good portability, distinct image qualities.
Wireless demonstration mobile device receives the video data that meets wave point communication protocol by wave point from host side, the video data that receives by decoder module decoding then, the Pixel Information of the video stream data that decoding is obtained sends to video memory and stores, VGA (Video Graphics Array, Video Graphics Array) processing module sends to display screen according to the generation of the Pixel Information in video memory VGA signal and shows.
The inventor is in realizing process of the present invention, and there are the following problems at least to find prior art:
Because wireless demonstration mobile device generally is applied to video playback, it adopts powered battery, and in general, adopts the battery mode to power the electric weight deficiency just may take place, and can't finish current video to play, perhaps the problem of lacking cruising time.
Certainly, other utilize the display device of power-limited power supply also to have same problem.
Summary of the invention
The purpose of this invention is to provide a kind of processing method for playing video files, device and display device, the energy consumption when reducing the broadcast of display apparatus processes video file.
To achieve these goals, the embodiment of the invention provides a kind of processing method for playing video files, comprising:
Obtain the current electric quantity of display device and first resolution and the playing duration of first video file, described display device is powered by the power supply of a finite energy;
According to described playing duration and described display device electric quantity consumption speed, calculate and play first electric weight that described first video file need consume with described first resolution with the described first resolution playing video file correspondence;
In described current electric quantity during less than described first electric weight, the resolution of described first video file is reduced to second resolution from described first resolution obtains second video file, and send first video data of described second video file to described display device.
Preferably, above-mentioned method, wherein, described resolution with described first video file is reduced to second resolution from described first resolution and obtains second video file and specifically comprise:
Described current electric quantity divided by described playing duration, is obtained the second electric quantity consumption speed;
The resolution of described first video file is reduced to second resolution obtains described second video file, under described second resolution, the electric quantity consumption speed of described display device playing video file is less than or equal to the described second electric quantity consumption speed.
Preferably, above-mentioned method, wherein, the described current electric quantity of obtaining display device is specially: receive the current electric quantity that described display device obtains from the managing chip of intelligent battery by wave point.
Preferably, above-mentioned method wherein, also comprises:
According to second resolution of described second video file that sends to described display device, reduce the clock frequency of decoder module of described display device and/or the clock frequency of video memory;
Under the driving of the clock after clock frequency reduces, described decoder module and described video memory satisfy the requirement of broadcast of second video file of described second resolution.
Preferably, above-mentioned method wherein, is characterized in that:
Described first video data is the original RGB RGB data of described second video file or the packed data behind RGB data process interframe and/or the infra-frame prediction.
To achieve these goals, the embodiment of the invention also provides a kind of video file playback process device, comprising:
The current electric quantity acquisition module is used to obtain the current electric quantity of display device, and described display device is powered by the power supply of a finite energy;
The play parameter acquisition module is used to obtain first resolution and the playing duration of first video file;
Computing module, be used for according to described playing duration and described display device calculating described display device and playing first electric weight that described first video file need consume with described first resolution with the electric quantity consumption speed of the described first resolution playing video file correspondence;
Send processing module, be used in described current electric quantity during less than described first electric weight, the resolution of described first video file is reduced to second resolution from described first resolution obtains second video file, and send first video data of described second video file by wave point to described display device.
Above-mentioned device wherein, comprises in the described transmission processing module:
Be used for described current electric quantity is obtained divided by described playing duration the unit of the second electric quantity consumption speed; With
Be used for the resolution of described first video file is reduced to the unit that second resolution obtains described second video file, under described second resolution, the electric quantity consumption speed of described display device playing video file is less than or equal to the described second electric quantity consumption speed.
Above-mentioned device wherein, also comprises:
The clock frequency adjusting module is used for second resolution according to described second video file that sends to described display device, reduces the clock frequency of decoder module of described display device and/or the clock frequency of video memory;
Under the driving of the clock after clock frequency reduces, described decoder module and described video memory satisfy the requirement of broadcast of the video file of described second resolution.
Above-mentioned device, wherein,
Described first video data is the original RGB RGB data of described second video file, perhaps is the original RGB RGB data process interframe of described second video file and/or the packed data behind the infra-frame prediction.
To achieve these goals, the embodiment of the invention also provides a kind of display device, powers by the power supply of a finite energy, and supports that highest resolution is the broadcast of the video file of first resolution, and described equipment comprises:
Receiver module is used for receiving the video data that is used to show the video file with second resolution by wave point, and described second resolution is less than described first resolution;
Decoder module is used for the described video data that receives is decoded;
The video memory module, the Pixel Information that is used to preserve the described video file that obtains after the decoding;
The Video Graphics Array processing module is used for generating the Video Graphics Array signal according to the Pixel Information of video memory and sends to display screen and show;
Described equipment also comprises:
Clock module is used to generate the clock signal that drives described receiver module, decoder module, video memory module and Video Graphics Array processing module;
The clock signal frequency control module, being used to control described clock module generation has first clock of first frequency and/or controls the second clock that described clock module generation has second frequency, described decoder module is under the driving of described first clock, the described video file to be played of energy normal process, described video memory module under the driving of described second clock, can normal process described Pixel Information;
Described first frequency is lower than the minimum clock frequency of described decoder module when the described first resolution operate as normal;
Described second frequency is lower than the minimum clock frequency of described video memory module when the described first resolution operate as normal.
The embodiment of the invention has following beneficial effect:
The method and apparatus of the embodiment of the invention, when the current electric quantity of finding display device is not enough to finish the broadcast of video file of current resolution, reduce the resolution of video file, therefore reduce the electric weight demand of playing the video file after resolution reduces, made the user can under current electric quantity, appreciate the broadcast of the video file of longer time;
The method and apparatus of the embodiment of the invention, further by the pairing electric quantity consumption speed of the resolution of knowing in advance, resolution is reduced to the 3rd resolution, under this resolution, the current electric quantity that the electric quantity consumption speed of display device playing video file is less than or equal to display device is divided by the power consumption speed that obtains excess time of video file, therefore, display device can be play video file fully;
Consider the broadcast of the video file that display device support resolution is higher, after resolution reduces, the video memory of display device, decoder module no longer need so high clock frequency, therefore, the embodiment of the invention further reduces the clock frequency of video memory and decoder module, make it to be reduced to the degree of the broadcast of the video file of supporting current resolution, further reduced the electric quantity consumption of display device.
Description of drawings
Fig. 1 is the schematic flow sheet of the processing method for playing video files of first embodiment of the invention;
Fig. 2 is the structural representation of the video file playback process device of first embodiment of the invention;
Fig. 3 is the detailed process synoptic diagram of step 16 in the method for first embodiment of the invention;
Fig. 4 is the structural representation of the display device of second embodiment of the invention.
Embodiment
Using display device to watch in the process of video file, the power consumption that influences display device mainly comprises two following aspects:
1, resolution, same video image is under big resolution, and the number of pixels of required processing is more, must increase power consumption;
2, the clock frequency of decoder module and video memory.
In the processing method for playing video files of the embodiment of the invention, device and the display device, the energy consumption that the resolution by the control of video file and/or the clock frequency of decoder module and video memory reduce the display apparatus processes video file when playing.
In specific embodiments of the invention, this display device is powered by the power supply of a finite energy, and in follow-up specifying, is that example describes with wireless demonstration mobile device only.
＜the first specific embodiment 〉
In first specific embodiment of the present invention, processing method for playing video files comprises as shown in Figure 1:
The first electric quantity consumption speed (being the electric weight of unit interval internal consumption) that wireless demonstration mobile device is play the video file correspondence of different resolution is obtained and preserved to step 11;
In specific embodiments of the invention, this video data can be two kinds of forms:
The original RGB data of video file; Or
The original RGB data process interframe of video file and/or the packed data behind the infra-frame prediction.
Under first kind of mode, wireless demonstration mobile device directly can utilize, and under the second way, wireless demonstration mobile device need utilize the frame prediction algorithm to recover current frame to be played.
Can find by above-mentioned description,,, must reduce power consumption, therefore can play the longer time, and the user also can appreciate the video playback of longer time so the number of pixels of the required processing of wireless demonstration mobile device reduces because resolution reduces.
Below each step is further elaborated.
Need in the step 11 in advance and the electric quantity consumption in the unit interval when preserving wireless demonstration mobile device and playing the video file of different resolution, this can measure by offline mode, measurement for the electric quantity consumption in the unit interval of each resolution is as described below, comprising:
Step 111 is measured the electric weight A1 of wireless demonstration mobile device;
Step 112, the video file schedule time of playing the resolution B that wireless demonstration mobile device can support;
Step 113 is measured the electric weight A2 of wireless demonstration mobile device;
Step 114 obtains the difference of electric weight A1 and A2 at wireless demonstration mobile device electric quantity consumption in unit interval when to play resolution be the video file of B divided by reproduction time.
Can finding in step 11 and step 13, all to need to obtain the current electric quantity of wireless demonstration mobile device, to how obtaining this current electric weight being elaborated below.
Because the present battery that is used for mobile device all is an intelligent battery, mobile device can be mutual by the managing chip of I2C bus and intelligent battery, obtains the information of battery, wherein just comprises the current electric quantity of battery;
After obtaining this electric weight, host side receives by wave point and gets final product.
Certainly, according to the difference of intelligent battery, the difference of managing chip, this bus also may be other forms of bus.
In first specific embodiment of the present invention, video file playback process device comprises as shown in Figure 2:
Preserve module, be used to preserve the first electric quantity consumption speed (being the electric weight of unit interval internal consumption) that wireless demonstration mobile device is play the video file correspondence of different resolution;
The current electric quantity acquisition module is used to obtain the current electric quantity of described wireless demonstration mobile device;
The play parameter acquisition module is used to obtain first resolution and the playing duration of original video file to be played;
Computing module, be used for playing the first electric quantity consumption speed of the video file correspondence of different resolution, first resolution and the playing duration of described original video file to be played, calculate described wireless demonstration mobile device and play first electric weight that described original video file to be played consumes according to wireless demonstration mobile device;
Judge module, whether the current electric quantity that is used to judge described wireless demonstration mobile device obtains a judged result less than described first electric weight;
First sending module is used for sending the video data that is used to show described original video file to be played by wave point to described wireless demonstration mobile device when described judged result is indicated current electric quantity more than or equal to first electric weight;
The video file processing module is used for reducing the resolution of described original video file to be played when described judged result is indicated current electric quantity less than first electric weight;
Second sending module is used for sending to described wireless demonstration mobile device by described wave point and is used to show the video data that reduces the video file that resolution obtains.
In the foregoing description of the first embodiment of the present invention, by reducing resolution, prolonged the reproduction time of video file, make the user can appreciate the video of longer time, can support wireless demonstration mobile device will reduce the video file that resolution obtains to play but current electric quantity is uncertain, for the video file that reduction resolution can be obtained plays, resolution need be reduced to a certain particular value, therefore, the step 16 of first embodiment of the invention specifically comprises as shown in Figure 3:
Step 161 divided by playing duration, obtains the second electric quantity consumption speed of described wireless demonstration mobile device with described current electric quantity;
Step 162 is obtained the 3rd electric quantity consumption speed, and described the 3rd electric quantity consumption speed is in the first electric quantity consumption speed of the wireless demonstration mobile device of preservation in advance, is less than or equal to the maximal value of the described second electric quantity consumption speed;
Step 163 is reduced to pairing the 3rd resolution of described the 3rd electric quantity consumption speed with the resolution of described original video file to be played;
Step 164 sends the video data that is used for the video file after display resolution is reduced to the 3rd resolution by described wave point to described wireless demonstration mobile device.
That is to say, the resolution of described original video file to be played is reduced to the 3rd resolution, under described the 3rd resolution, the electric quantity consumption speed of described wireless demonstration mobile device playing video file is less than or equal to the second electric quantity consumption speed that described current electric quantity obtains divided by described playing duration.
Therefore, this video file processing module specifically comprises:
Electric quantity consumption rate calculations unit is used for when described judged result is indicated current electric quantity less than first electric weight described current electric quantity divided by playing duration, being obtained the second electric quantity consumption speed of described wireless demonstration mobile device;
Electric quantity consumption speed acquiring unit is used to obtain the 3rd electric quantity consumption speed, and described the 3rd electric quantity consumption speed is in the first electric quantity consumption speed of the wireless demonstration mobile device of preservation in advance, is less than or equal to the maximal value of the described second electric quantity consumption speed;
Resolution is revised the unit, is used for the resolution of described original video file to be played is reduced to pairing the 3rd resolution of described the 3rd electric quantity consumption speed.
By above-mentioned processing, because the second electric quantity consumption speed that the power consumption speed the when video file under the 3rd resolution is play obtains divided by playing duration less than current electric quantity, therefore the current electric quantity of wireless demonstration mobile device can play video file.
Should be appreciated that, under the transfer rate condition of existing wave point, wireless demonstration mobile device receives the video data that is used for the display video file that meets wave point communication protocol by wave point from host side, the video data that receives by decoder module decoding then, the Pixel Information of decoded video stream data is sent to video memory stores, VGA (Video Graphics Array, Video Graphics Array) processing module sends to display screen according to the generation of the Pixel Information in video memory VGA signal and shows.
In above-mentioned processing procedure, the clock frequency of decoder module and video memory is operated in highest frequency always, broadcast with the video file of supporting highest resolution, and the clock frequency of decoder module and video memory is high more, its energy consumption is high more, and when the resolution of the video file of playing is lower than the highest resolution of equipment support, the clock frequency of decoder module and video memory need be at highest frequency, therefore, the method of the embodiment of the invention also comprises the steps: in order further to reduce the energy consumption of wireless demonstration mobile device
Reduce the clock frequency of the decoder module and the video memory of wireless demonstration mobile device, under the driving of the clock of the clock frequency after the reduction, the decoder module of described wireless demonstration mobile device and video memory are supported the broadcast of the video file after described resolution reduces, wherein:
The low-limit frequency of the drive clock of decoder module under current resolution is: the current resolution * sampling number of pixels that frame number/each clock solves, the number of pixels that solves of each clock is relevant with the implementation method of compression algorithm and compression algorithm here.
The low-limit frequency of the drive clock of video memory module under current resolution is: the total bit wide * of current resolution * RGB (refresh rate+sampling frame frequency)/(DDR2 bit wide * 2)
＜the second specific embodiment 〉
Power consumption when reducing wireless demonstration mobile device playing video file, the present invention's second specific embodiment provides a kind of wireless demonstration mobile device, and the highest resolution of supporting video file to play is first resolution, as shown in Figure 4, comprising:
Receiver module is used for receiving the video data that is used to show video file to be played by wave point;
Decoder module is used for the described video data that receives is decoded;
The video memory module, the Pixel Information that is used to preserve the described video file to be played that obtains after the decoding;
The Video Graphics Array processing module is used for generating the Video Graphics Array signal according to the Pixel Information of video memory and sends to display screen and show.
Clock module is used to generate the clock signal that drives described receiver module, decoder module, video memory module and Video Graphics Array processing module;
The clock signal frequency control module, being used to control described clock module generation has first clock of first frequency and/or controls the second clock that described clock module generation has second frequency, described decoder module is under the driving of described first clock, the described video file to be played of energy normal process, described video memory module under the driving of described second clock, can normal process described Pixel Information;
Described first frequency is lower than the minimum clock frequency of described decoder module when the described first resolution operate as normal;
Described second frequency is lower than the minimum clock frequency of described video memory module when the described first resolution operate as normal.
The low-limit frequency of the drive clock of described decoder module under first resolution is: the first resolution * sampling number of pixels that frame number/each clock solves, the number of pixels that solves of each clock is relevant with the implementation method of compression algorithm and compression algorithm here.
The low-limit frequency of the drive clock of video memory module under first resolution is: the total bit wide * of the first resolution * RGB (refresh rate+sampling frame frequency)/(DDR2 bit wide * 2)
Its highest resolution of supporting video file to play of the method for second embodiment of the invention is first resolution, and this method comprises:
Step 51 receives the video data of video file to be played by wave point;
Step 52, the video data of the video file to be played that receives is decoded;
Step 53, the Pixel Information of preserving the described video file to be played that obtains after the decoding is to video memory;
Step 54 sends to display screen according to the generation of the Pixel Information in video memory Video Graphics Array signal and shows;
The frequency that drives first clock of described decoding action is a first frequency, driving described video memory, to handle the frequency of the second clock of described Pixel Information be second frequency, under the driving of described first clock, the described video file to be played of energy normal decoder, under the driving of described second clock, the described Pixel Information of described video memory energy normal process;
Described first frequency is lower than the minimum clock frequency when the described first resolution normal decoder, and described second frequency is lower than the minimum clock frequency of video memory when the described first resolution operate as normal.
In the above description, calculating about decoder module and the video memory module clock frequency when a certain resolution operate as normal only is a kind of concrete account form of the embodiment of the invention, but it calculates possible difference according to different situation (as the concrete condition of coded system, video memory), but is not described in further detail at this.
In specific embodiments of the invention, it is the explanation of carrying out with original file to be played, just before playing, video file predicts that should be appreciated that, the embodiment of the invention also can be used in video display process, in this case, the object of handling is the video file rest parts, because the processing mode of its processing mode and original video file to be played much at one, unique difference is the difference of processing time point, therefore, be not described in detail at this.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a processing method for playing video files is characterized in that, comprising:
Obtain the current electric quantity of display device and first resolution and the playing duration of first video file, described display device is powered by the power supply of a finite energy;
According to described playing duration and described display device electric quantity consumption speed, calculate and play first electric weight that described first video file need consume with described first resolution with the described first resolution playing video file correspondence;
In described current electric quantity during less than described first electric weight, the resolution of described first video file is reduced to second resolution from described first resolution obtains second video file, and send first video data of described second video file to described display device.
2. method according to claim 1 is characterized in that, described resolution with described first video file is reduced to second resolution from described first resolution and obtains second video file and specifically comprise:
Described current electric quantity divided by described playing duration, is obtained the second electric quantity consumption speed;
The resolution of described first video file is reduced to second resolution obtains described second video file, under described second resolution, the electric quantity consumption speed of described display device playing video file is less than or equal to the described second electric quantity consumption speed.
3. method according to claim 1 is characterized in that, the described current electric quantity of obtaining display device is specially: receive the current electric quantity that described display device obtains from the managing chip of intelligent battery by wave point.
4. method according to claim 1 is characterized in that, also comprises:
According to second resolution of described second video file that sends to described display device, reduce the clock frequency of decoder module of described display device and/or the clock frequency of video memory;
Under the driving of the clock after clock frequency reduces, described decoder module and described video memory satisfy the requirement of broadcast of second video file of described second resolution.
5. method according to claim 1 is characterized in that:
Described first video data is the original RGB RGB data of described second video file or the packed data behind RGB data process interframe and/or the infra-frame prediction.
6. a video file playback process device is characterized in that, comprising:
The current electric quantity acquisition module is used to obtain the current electric quantity of display device, and described display device is powered by the power supply of a finite energy;
The play parameter acquisition module is used to obtain first resolution and the playing duration of first video file;
Computing module, be used for according to described playing duration and described display device calculating described display device and playing first electric weight that described first video file need consume with described first resolution with the electric quantity consumption speed of the described first resolution playing video file correspondence;
Send processing module, be used in described current electric quantity during less than described first electric weight, the resolution of described first video file is reduced to second resolution from described first resolution obtains second video file, and send first video data of described second video file by wave point to described display device.
7. device according to claim 6 is characterized in that, comprises in the described transmission processing module:
Be used for described current electric quantity is obtained divided by described playing duration the unit of the second electric quantity consumption speed; With
Be used for the resolution of described first video file is reduced to the unit that second resolution obtains described second video file, under described second resolution, the electric quantity consumption speed of described display device playing video file is less than or equal to the described second electric quantity consumption speed.
8. device according to claim 6 is characterized in that, also comprises:
The clock frequency adjusting module is used for second resolution according to described second video file that sends to described display device, reduces the clock frequency of decoder module of described display device and/or the clock frequency of video memory;
Under the driving of the clock after clock frequency reduces, described decoder module and described video memory satisfy the requirement of broadcast of the video file of described second resolution.
9. device according to claim 6 is characterized in that:
Described first video data is the original RGB RGB data of described second video file, perhaps is the original RGB RGB data process interframe of described second video file and/or the packed data behind the infra-frame prediction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810223221XA CN101685619B (en) | 2008-09-27 | 2008-09-27 | Processing method for playing video files, device and display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810223221XA CN101685619B (en) | 2008-09-27 | 2008-09-27 | Processing method for playing video files, device and display equipment |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110092708 Division CN102142243B (en) | 2008-09-27 | 2008-09-27 | Video file playing processing method and display equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101685619A CN101685619A (en) | 2010-03-31 |
| CN101685619B true CN101685619B (en) | 2011-07-27 |
Family
ID=42048748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810223221XA Active CN101685619B (en) | 2008-09-27 | 2008-09-27 | Processing method for playing video files, device and display equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101685619B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106254811A (en) * | 2016-09-12 | 2016-12-21 | 上海摩软通讯技术有限公司 | Mobile terminal and the control method of video calling thereof and system |
| CN108737761B (en) * | 2017-04-21 | 2021-08-10 | 腾讯科技（深圳）有限公司 | Video recording method and device |
| CN110519618A (en) * | 2018-05-22 | 2019-11-29 | 视联动力信息技术股份有限公司 | A kind of processing method of video data and view networked terminals |
| CN110072146B (en) * | 2019-04-17 | 2021-07-16 | 长沙理工大学 | Power-saving method and device for playing online video by mobile terminal and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1797375A (en) * | 2004-12-30 | 2006-07-05 | 联想(北京)有限公司 | Method and device for switching resolution of display system |
| WO2007084870A2 (en) * | 2006-01-13 | 2007-07-26 | Yahoo! Inc. | Method and system for recording edits to media content |
-
2008
- 2008-09-27 CN CN200810223221XA patent/CN101685619B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1797375A (en) * | 2004-12-30 | 2006-07-05 | 联想(北京)有限公司 | Method and device for switching resolution of display system |
| WO2007084870A2 (en) * | 2006-01-13 | 2007-07-26 | Yahoo! Inc. | Method and system for recording edits to media content |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101685619A (en) | 2010-03-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP4075817A1 (en) | Electronic device and control method thereof | |
| KR102389572B1 (en) | Display system and method of driving display apparatus in the same | |
| CN102109899B (en) | Computer, displayer, and display method of computer | |
| US8284179B2 (en) | Timing controller for reducing power consumption and display device having the same | |
| US8027559B2 (en) | Image reproducing apparatus and control method therefor | |
| CN101685619B (en) | Processing method for playing video files, device and display equipment | |
| US8860888B2 (en) | Method and apparatus for power saving during video blanking periods | |
| EP1465421A3 (en) | Broadcasting program reservation recording system using PDA and method thereof | |
| WO2008069536A1 (en) | Apparatus and method for adaptive sleep of wirelessly networked devices | |
| CN103106891A (en) | Display apparatus and control method thereof | |
| WO2011163138A1 (en) | Apparatus and methods for processing frames of video data upon transmission across a display interface using a block- based encoding scheme and a tag id | |
| US8788870B2 (en) | Flat panel display driver method and system | |
| JP5748761B2 (en) | Method and apparatus for display output stutter | |
| US10042411B2 (en) | Data compression system for liquid crystal display and related power saving method | |
| US8908105B2 (en) | Wireless display system, wireless display device and method for switching working mode | |
| US20090237252A1 (en) | Radio communication system and radio communication apparatus | |
| US20130063412A1 (en) | Electronic device and driving method of the electronic device | |
| CN106879053A (en) | The method and communication terminal of a kind of change LCD refreshing frequencys | |
| CN102142243B (en) | Video file playing processing method and display equipment | |
| US9210299B2 (en) | Adaptor device for source device and control method of adaptor device for source device | |
| TW200608785A (en) | Video data processing method and apparatus capable of saving bandwidth | |
| US20170064389A1 (en) | Transmission apparatus, transmission method, reception apparatus, and reception method | |
| CN102411488A (en) | Method for displaying images of mobile terminal and mobile terminal | |
| US7081874B2 (en) | Portable display device and method utilizing embedded still image buffer to facilitate full motion video playback | |
| GB2486411A (en) | Sending compressed display data and information about the processing resources required to decompress the display data to a remote display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |