CN105657310A - Real-time mobile phone screen recording method - Google Patents
Real-time mobile phone screen recording method Download PDFInfo
- Publication number
- CN105657310A CN105657310A CN201511029420.3A CN201511029420A CN105657310A CN 105657310 A CN105657310 A CN 105657310A CN 201511029420 A CN201511029420 A CN 201511029420A CN 105657310 A CN105657310 A CN 105657310A
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- CN
- China
- Prior art keywords
- mobile phone
- image
- phone screen
- frame
- real time
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- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
- H04N5/9202—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a sound signal
Abstract
The invention provides a real-time mobile phone screen recording method. The real-time mobile phone screen recording method comprises the following steps: obtaining a system frame of a mobile phone and separating a lens capture image and a screen surface display image from the system frame; carrying out image integration on the separated lens capture image and the screen surface display image according to a time sequence to obtain video data; obtaining external audio collected by a mobile phone recording pen and internal system audio contained in the system frame, modulating and fusing the external audio with the internal system audio to obtain audio data; and carrying out time-related alignment and compression encoding on the obtained video data and the audio data to output a video file recorded by the mobile phone screen in real time. By adopting the real-time mobile phone screen recording method, no root authority of the mobile phone is necessary, and the trigger events of mobile phone keys can be separated and eliminated, so the real-time mobile phone screen recording universality is effectively improved.
Description
Technical field
The invention provides a kind of video file admission method, especially a kind of mobile phone screen enrolls method in real time.
Background technology
Many in computer end about the application of screen recording technology at present, record screen technology application in mobile terminal is less. Mobile end system kind is more, is both needed to obtain certain administration authority. Cause there is not the multi-platform record screen technology that can unify always. Existing mobile phone terminal record screen technology is generally divided into two kinds, and one is embedded in inside cell phone software, can only enroll content in software, and typical case's application is all user of everyplaySDK. Another kind of for real-time interception screen picture and compress and make video, typical case's application is mobile phone record screen great master, this type of Software General Requirements acquisition root authority, and cannot dispel the irrelevant contents such as button on screen.
Summary of the invention
The technical problem to be solved in the present invention is that the existing mobile phone screen method of enrolling in real time needs mobile phone authority to run, and versatility is poor.
In order to solve above-mentioned technical problem, the invention provides a kind of mobile phone screen and enroll method in real time, comprise the steps:
Step 1, obtain mobile phone system-frame, and isolate from system-frame camera lens catch image and panel display image;
Step 2, catches image to isolated camera lens and panel display image carries out image integration according to time series and obtains video data;
Step 3, audio frequency in the system contained in the external audio of acquisition mobile phone recording pen collection and system-frame, and be modulated audio frequency in external audio and system merging acquisition voice data;
Step 4, carries out time correlation alignment and compressed encoding by acquisition video data and voice data, to export the video file that mobile phone screen is enrolled in real time.
Employing is isolated camera lens from system-frame and is caught image and panel display image, does not both need the root authority of mobile phone, by the triggering event segregation excision of mobile phone key, can be effectively increased the versatility that mobile phone screen is enrolled in real time again; Adopt audio frequency in external audio and system to be modulated fusion and be obtained in that comparatively clear voice data reliably, be effectively increased the audio frequency definition that mobile phone screen is enrolled in real time.
As the scheme that limits further of the present invention, it step 1 is acquisition cell phone system frame in the system-frame relief area of mobile phone.System-frame is obtained from cell phone system relief area, convenient and swift and without root authority.
The scheme that limits further as the present invention, step 1 adopt hierarchical parsing approach system-frame is analyzed, from system-frame, obtain camera lens trapping layer, screen display layer and event trigger layer, isolate camera lens in system-frame after rejecting event trigger layer and catch image and panel display image. Owing to mobile phone view has obvious stratification feature, therefore adopt hierarchical parsing approach can be effectively improved analysis efficiency, and mobile phone view obtains and do not rely on root authority, is effectively increased the versatility that mobile phone screen is enrolled in real time.
As the scheme that limits further of the present invention, camera lens trapping layer is the image that mobile phone lens shooting arrives, and screen display layer is the display content in mobile phone screen, and event trigger layer is that the button on mobile phone triggers event.
As the scheme that limits further of the present invention, image caught by the camera lens obtained in step 1 and panel display image is separately separate storage. Adopt separately separate storage not only to facilitate to be ranked up according to respective time series, do not have time conflict, and be also convenient for being read out sequentially in time when reading.
As the scheme that limits further of the present invention, in step 2, image integration includes image stack process, data initialization alignment and the fusion of data aberration. Adopt image stack to process, data initialization aligns and the fusion of data aberration can be effectively improved camera lens and catch image and the synergy of panel display image.
As the scheme that limits further of the present invention, step 3 carries out range of decrease process getting in system after audio frequency audio frequency in system. Owing to the external audio of mobile phone recording pen collection has generally been recorded to the effect of audio frequency in system, it is thus desirable to carry out stereo process (modulation), carry out range of decrease process (namely turning down volume) by carrying audio frequency in system, with realize by external audio with in system audio frequency mate adjustment.
The beneficial effects of the present invention is: (1) employing is isolated camera lens from system-frame and caught image and panel display image, both the root authority of mobile phone had not been needed, by the triggering event segregation excision of mobile phone key, the versatility that mobile phone screen is enrolled in real time can be effectively increased again; (2) adopt audio frequency in external audio and system to be modulated fusion and be obtained in that comparatively clear voice data reliably, be effectively increased the audio frequency definition that mobile phone screen is enrolled in real time.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of the present invention.
Detailed description of the invention
As it is shown in figure 1, the mobile phone screen of the present invention enrolls method in real time, comprise the steps:
Step 1, obtain mobile phone system-frame, and isolate from system-frame camera lens catch image and panel display image;
Step 2, catches image to isolated camera lens and panel display image carries out image integration according to time series and obtains video data;
Step 3, audio frequency in the system contained in the external audio of acquisition mobile phone recording pen collection and system-frame, and be modulated audio frequency in external audio and system merging acquisition voice data;
Step 4, carries out time correlation alignment and compressed encoding by acquisition video data and voice data, to export the video file that mobile phone screen is enrolled in real time.
Wherein, owing to the system-frame of mobile phone is stored in system-frame relief area, so step 1 being to obtain cell phone system frame in the system-frame relief area of mobile phone.
Additionally, owing to mobile phone view has obvious stratification feature, and mobile phone view obtains and does not rely on root authority, therefore adopt hierarchical parsing approach that system-frame is analyzed, from system-frame, obtain camera lens trapping layer, screen display layer and event trigger layer, isolate camera lens in system-frame after rejecting event trigger layer and catch image and panel display image;Camera lens trapping layer is the image that mobile phone lens shooting arrives, and screen display layer is the display content in mobile phone screen, and event trigger layer is that the button on mobile phone triggers event. Adopt hierarchical parsing approach can be effectively improved analysis efficiency.
And, in order to prevent camera lens catch image and panel display image store according to the time time occur conflict, the camera lens obtained in step 1 catch image and panel display image for separate separate storage.
Additionally, image integration includes image stack process, data initialization alignment and the fusion of data aberration in step 2, these three method is processing method conventional in image procossing.
Finally, in order to improve the matching performance of audio frequency in external audio and system, step 3 carries out range of decrease process getting in system after audio frequency audio frequency in system.
Claims (7)
1. a mobile phone screen enrolls method in real time, it is characterised in that comprise the steps:
Step 1, obtain mobile phone system-frame, and isolate from system-frame camera lens catch image and panel display image;
Step 2, catches image to isolated camera lens and panel display image carries out image integration according to time series and obtains video data;
Step 3, audio frequency in the system contained in the external audio of acquisition mobile phone recording pen collection and system-frame, and be modulated audio frequency in external audio and system merging acquisition voice data;
Step 4, carries out time correlation alignment and compressed encoding by acquisition video data and voice data, to export the video file that mobile phone screen is enrolled in real time.
2. mobile phone screen according to claim 1 enrolls method in real time, it is characterised in that be acquisition cell phone system frame in the system-frame relief area of mobile phone in step 1.
3. mobile phone screen according to claim 1 and 2 enrolls method in real time, it is characterized in that, step 1 adopt hierarchical parsing approach system-frame is analyzed, from system-frame, obtain camera lens trapping layer, screen display layer and event trigger layer, isolate camera lens in system-frame after rejecting event trigger layer and catch image and panel display image.
4. mobile phone screen according to claim 3 enrolls method in real time, it is characterised in that camera lens trapping layer is the image that mobile phone lens shooting arrives, and screen display layer is the display content in mobile phone screen, and event trigger layer is that the button on mobile phone triggers event.
5. mobile phone screen according to claim 1 and 2 enrolls method in real time, it is characterised in that image caught by the camera lens obtained in step 1 and panel display image is separately separate storage.
6. mobile phone screen according to claim 1 and 2 enrolls method in real time, it is characterised in that in step 2, image integration includes image stack process, data initialization alignment and the fusion of data aberration.
7. mobile phone screen according to claim 1 and 2 enrolls method in real time, it is characterised in that carry out range of decrease process getting in system after audio frequency audio frequency in system in step 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029420.3A CN105657310B (en) | 2015-12-31 | 2015-12-31 | A kind of mobile phone screen enrolls method in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029420.3A CN105657310B (en) | 2015-12-31 | 2015-12-31 | A kind of mobile phone screen enrolls method in real time |
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| Publication Number | Publication Date |
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| CN105657310A true CN105657310A (en) | 2016-06-08 |
| CN105657310B CN105657310B (en) | 2018-06-01 |
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| CN201511029420.3A Active CN105657310B (en) | 2015-12-31 | 2015-12-31 | A kind of mobile phone screen enrolls method in real time |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101767A (en) * | 2016-07-28 | 2016-11-09 | 维沃移动通信有限公司 | A kind of screen recording method and mobile terminal |
| CN107292944A (en) * | 2017-06-26 | 2017-10-24 | 上海传英信息技术有限公司 | The method for recording and recording system of a kind of screen picture |
| CN108881767A (en) * | 2018-07-17 | 2018-11-23 | 广州飞磨科技有限公司 | A method of record shields terminal system and realizes record screen using its |
| CN110166723A (en) * | 2019-04-02 | 2019-08-23 | 广州虎牙信息科技有限公司 | It is a kind of to record the audio and video synchronization method in shielding, electronic equipment, storage medium |
| CN113079332A (en) * | 2021-03-16 | 2021-07-06 | 青岛海信移动通信技术股份有限公司 | Mobile terminal and screen recording method thereof |
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| US20020003576A1 (en) * | 2000-06-07 | 2002-01-10 | Kazuo Konishi | Video camera apparatus |
| CN101073048A (en) * | 2004-10-05 | 2007-11-14 | 索尼法国股份有限公司 | A content-management interface |
| CN104023192A (en) * | 2014-06-27 | 2014-09-03 | 深圳市中兴移动通信有限公司 | Method and device for recording video |
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2015
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020003576A1 (en) * | 2000-06-07 | 2002-01-10 | Kazuo Konishi | Video camera apparatus |
| CN101073048A (en) * | 2004-10-05 | 2007-11-14 | 索尼法国股份有限公司 | A content-management interface |
| CN104023192A (en) * | 2014-06-27 | 2014-09-03 | 深圳市中兴移动通信有限公司 | Method and device for recording video |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101767A (en) * | 2016-07-28 | 2016-11-09 | 维沃移动通信有限公司 | A kind of screen recording method and mobile terminal |
| CN107292944A (en) * | 2017-06-26 | 2017-10-24 | 上海传英信息技术有限公司 | The method for recording and recording system of a kind of screen picture |
| CN108881767A (en) * | 2018-07-17 | 2018-11-23 | 广州飞磨科技有限公司 | A method of record shields terminal system and realizes record screen using its |
| CN110166723A (en) * | 2019-04-02 | 2019-08-23 | 广州虎牙信息科技有限公司 | It is a kind of to record the audio and video synchronization method in shielding, electronic equipment, storage medium |
| CN113079332A (en) * | 2021-03-16 | 2021-07-06 | 青岛海信移动通信技术股份有限公司 | Mobile terminal and screen recording method thereof |
| CN113079332B (en) * | 2021-03-16 | 2023-04-07 | 青岛海信移动通信技术股份有限公司 | Mobile terminal and screen recording method thereof |
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| Publication number | Publication date |
|---|---|
| CN105657310B (en) | 2018-06-01 |
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