CN108021504B - Automatic testing method for HDMI compatibility - Google Patents
Automatic testing method for HDMI compatibility Download PDFInfo
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- CN108021504B CN108021504B CN201711261786.2A CN201711261786A CN108021504B CN 108021504 B CN108021504 B CN 108021504B CN 201711261786 A CN201711261786 A CN 201711261786A CN 108021504 B CN108021504 B CN 108021504B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3668—Software testing
- G06F11/3672—Test management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0112—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention provides an automatic testing method for HDMI compatibility, belonging to the technical field of digital televisions, comprising the following steps: connecting an HDMI output device and an HDMI receiving device by adopting an HDMI wire, installing automatic test software on the HDMI output device to obtain all HDMI systems supported by the HDMI output device, carrying out HDMI compatibility test associated with the HDMI receiving device by the automatic test software, obtaining HDCP authentication information, and displaying the HDCP authentication information on the HDMI receiving device; inputting test starting information in the automatic test software; the HDMI output equipment is switched to an untested HDMI standard and sends a video file to the HDMI receiving equipment for playing, and the HDMI line is simulated to be plugged in and unplugged from the HDMI receiving equipment in the playing process. The invention has the beneficial effects that: the testing personnel can carry out automatic testing only by simply installing software, thereby saving complex computer command operation of the testing personnel, saving testing time, improving working efficiency, realizing the automation of the HDMI compatibility testing process and freeing the testing personnel from complicated testing processes.
Description
Technical Field
The invention relates to the technical field of digital televisions, in particular to an automatic testing method for HDMI compatibility.
Background
Because the HDMI (High Definition Multimedia Interface, abbreviation of High Definition Multimedia Interface line) receiving devices on the market are various, and HDMI standards realized by HDMI devices produced by each manufacturer at different periods are different, compatibility tests can be performed on most HDMI receiving devices on the market before the HDMI devices are produced.
At present, each HDMI receiving device is tested manually, and each HDMI receiving device needs to be subjected to the following test procedures:
a1, connecting an HDMI output device and an HDMI input device through a DHMI cable, and operating an HDMI device node to read HDCP (High-bandwidth Digital Content Protection, abbreviation of High-bandwidth Digital Content Protection technology) authentication information through a serial port command;
step a2, switching HDMI modes, and reading HDCP authentication information through a serial port command after switching;
step a3, playing a 4K video file in each HDMI format when the HDMI formats are switched in the step a2, plugging and unplugging an HDMI line in the playing process, reading HDCP authentication information through a serial port command, and then returning to an HOME interface;
step a4, after returning to the HOME interface, playing the 4K video again, then waiting for awakening, and reading HDCP authentication information through a serial port command after awakening;
step a5, repeating steps a2 to a4 according to the HDMI standard supported by the tested HDMI receiving equipment, opening a setting interface of the android system, opening the HDMI standard self-adaptive option to switch to the best HDMI resolution standard supported by the equipment, and finally reading HDCP authentication information through the serial port.
The HDMI compatibility testing process has many steps, and requires manual operations such as playing a movie by remote controller operation, starting up in standby mode, plugging and unplugging an HDMI cable, reading HDMI device nodes through a computer connection serial port, and the like, and requires operation of each interface by a remote controller and reading the state of the HDMI device nodes through a large stack of serial port commands to obtain results. In addition, because the HDMI receiving devices to be tested are various in types, the testing process needs to be repeated once when one HDMI receiving device is tested, which consumes manpower and material resources.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an automatic testing method for HDMI compatibility.
The invention adopts the following technical scheme:
an automatic HDMI compatibility testing method comprises the following steps:
step S1, connecting an HDMI output device and an HDMI receiving device by an HDMI line, installing automatic test software on the HDMI output device, opening the automatic test software to obtain all HDMI formats supported by the HDMI output device, performing HDMI compatibility test associated with the HDMI receiving device by the automatic test software, obtaining HDCP authentication information, and displaying the HDCP authentication information on the HDMI receiving device;
step S2, inputting test start information in the automatic test software;
step S3, under the control of the automatic test software, the HDMI output device is switched to the untested HDMI standard and sends a video file to the HDMI receiving device for playing, the HDMI cable is simulated to be plugged in the playing process, and after the HDMI cable is simulated to be plugged in, the HDCP authentication information is acquired at an interval of a preset time period and displayed on the HDMI receiving device;
step S4, under the control of the automatic test software, the HDMI receiving device returns to the HOME interface and plays the video file again, then standby awakening operation is carried out, after the standby awakening operation is carried out, the HDCP authentication information is acquired at intervals of the preset time period and displayed on the HDMI receiving device;
step S5, the automatic test software determines whether the untested HDMI standard exists:
if yes, go to step S3;
if the judgment result is no, go to step S6;
step S6, under the control of the automated test software, the HDMI output device switches to the HDMI standard corresponding to the highest resolution and sends the video file to the HDMI sink device for playing, and after playing starts, the HDCP authentication information is acquired at intervals of the preset time period and displayed on the HDMI sink device.
Preferably, the HDMI compatibility automatic test method further comprises:
step S7, the automatic test software collects the playing information of the video file under each HDMI standard and the HDCP authentication information, and processes the information to obtain an HDMI compatibility test result.
Preferably, the playing information includes whether the video file is played normally.
Preferably, the HDCP authentication information includes all HDCP versions supported by the HDMI sink device, the HDCP version currently used by the HDMI sink device, and whether the HDCP version currently used by the HDMI sink device is successful;
the HDCP version is HDCP1.4 and/or HDCP 2.2.
Preferably, the automated testing software is android application software.
Preferably, the preset time period is 8S.
Preferably, the video file is a 4K video file.
The invention has the beneficial effects that: the testing personnel can carry out automatic testing only by simply installing software, thereby saving complex computer command operation of the testing personnel, saving testing time, improving working efficiency, realizing the automation of the HDMI compatibility testing process and freeing the testing personnel from complicated testing processes.
Drawings
Fig. 1 is a flowchart of an HDMI compatibility automatic test method according to a preferred embodiment of the present invention.
Detailed Description
In the following embodiments, the technical features may be combined with each other without conflict.
The following further describes embodiments of the present invention with reference to the drawings:
as shown in fig. 1, an HDMI compatibility automatic test method is characterized by comprising:
step S1, connecting an HDMI output device and an HDMI receiving device by an HDMI line, installing automatic test software on the HDMI output device, opening the automatic test software to obtain all HDMI formats supported by the HDMI output device, performing HDMI compatibility test associated with the HDMI receiving device by the automatic test software, obtaining HDCP authentication information, and displaying the HDCP authentication information on the HDMI receiving device;
step S2, inputting test start information in the automatic test software;
step S3, under the control of the automatic test software, the HDMI output device is switched to an untested HDMI standard and sends a video file (adopting a 4K video file) to the HDMI receiving device for playing, the HDMI line is simulated and plugged in the playing process, HDCP authentication information is obtained at an interval of a preset time period after the HDMI line is simulated and plugged in, and the HDCP authentication information is displayed on the HDMI receiving device;
step S4, under the control of the automatic test software, the HDMI receiving equipment returns to the HOME interface and plays the video file again, then standby awakening operation is carried out, HDCP authentication information is obtained at preset time intervals after the standby awakening operation is carried out, and the HDCP authentication information is displayed on the HDMI receiving equipment;
step S5, the automatic test software judges whether an untested HDMI standard exists:
if yes, go to step S3;
if the judgment result is no, go to step S6;
and step S6, under the control of the automatic test software, switching the HDMI output device to the HDMI standard corresponding to the highest resolution and sending the video file to the HDMI receiving device for playing, and after the playing is started, acquiring HDCP authentication information at preset time intervals and displaying the HDCP authentication information on the HDMI receiving device.
In the embodiment, the complex work of playing a movie by manual operation of a remote controller, starting up in a standby mode, plugging an HDMI (high-definition multimedia interface) line, connecting a serial port reading device node through a computer and the like is required in the past. The automatic processing is realized through software, the result is displayed on a screen, and a tester only needs to install and open the software and start or stop the test according to the interface prompt, so that the HDMI compatibility test process can be automatically completed.
The tester can carry out automatic testing only by simply installing software, thereby saving complex computer command operation of the tester, saving testing time and improving working efficiency. The automation of the HDMI compatibility test process is realized, and testers are liberated from the complicated test process.
In a preferred embodiment, the HDMI compatibility automatic test method further comprises:
and step S7, the automatic test software collects the playing information and HDCP authentication information of the video files under each HDMI system and processes the information to obtain an HDMI compatibility test result.
In a preferred embodiment, the playing information includes whether the video file is played normally.
In a preferred embodiment, the HDCP authentication information includes all HDCP versions supported by the HDMI receiving apparatus, the HDCP version currently used by the HDMI receiving apparatus, and whether the HDCP version currently used by the HDMI receiving apparatus succeeds;
the HDCP version is HDCP1.4 and/or HDCP 2.2.
In a preferred embodiment, the automated testing software is android application software.
In a preferred embodiment, the predetermined time period is 8S.
While the specification concludes with claims defining exemplary embodiments of particular structures for practicing the invention, it is believed that other modifications will be made in the spirit of the invention. While the above invention sets forth presently preferred embodiments, these are not intended as limitations.
Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. Therefore, the appended claims should be construed to cover all such variations and modifications as fall within the true spirit and scope of the invention. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.
Claims (7)
1. An automatic testing method for HDMI compatibility is characterized by comprising the following steps:
step S1, connecting an HDMI output device and an HDMI receiving device by an HDMI line, installing automatic test software on the HDMI output device, opening the automatic test software to obtain all HDMI formats supported by the HDMI output device, performing HDMI compatibility test associated with the HDMI receiving device by the automatic test software, obtaining HDCP authentication information, and displaying the HDCP authentication information on the HDMI receiving device;
step S2, inputting test start information in the automatic test software;
step S3, under the control of the automatic test software, the HDMI output device is switched to an untested HDMI standard and sends a video file to the HDMI receiving device for playing, the HDMI line is simulated and plugged in the playing process, HDCP authentication information is obtained at intervals of a preset time period after the HDMI line is simulated and plugged in, and the HDCP authentication information is displayed on the HDMI receiving device;
step S4, under the control of the automatic test software, the HDMI receiving equipment returns to the HOME interface and plays the video file again, then standby awakening operation is carried out, HDCP authentication information is obtained at preset time intervals after the standby awakening operation is carried out, and the HDCP authentication information is displayed on the HDMI receiving equipment;
step S5, the automatic test software judges whether an untested HDMI standard exists:
if yes, go to step S3;
if the judgment result is no, go to step S6;
and step S6, under the control of the automatic test software, switching the HDMI output device to the HDMI standard corresponding to the highest resolution and sending the video file to the HDMI receiving device for playing, and after the playing is started, acquiring HDCP authentication information at preset time intervals and displaying the HDCP authentication information on the HDMI receiving device.
2. The HDMI compatibility automated test method of claim 1, further comprising:
and step S7, the automatic test software collects the playing information and HDCP authentication information of the video files under each HDMI system and processes the information to obtain an HDMI compatibility test result.
3. The HDMI compatibility automated testing method of claim 2, wherein the playback information comprises whether the video file is played normally.
4. The automatic testing method for HDMI compatibility according to claim 1, wherein the HDCP authentication information includes all HDCP versions supported by the HDMI sink device, the HDCP version currently used by the HDMI sink device, and whether the HDCP version currently used by the HDMI sink device succeeds;
the HDCP version is HDCP1.4 and/or HDCP 2.2.
5. The HDMI compatibility automated testing method of claim 1, wherein the automated testing software is an android application.
6. The HDMI compatibility automatic test method according to claim 1, wherein the preset time period is 8S.
7. The HDMI compatibility automated testing method of claim 1, wherein the video file is a 4K video file.
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| CN201711261786.2A CN108021504B (en) | 2017-12-04 | 2017-12-04 | Automatic testing method for HDMI compatibility |
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| CN201711261786.2A CN108021504B (en) | 2017-12-04 | 2017-12-04 | Automatic testing method for HDMI compatibility |
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| CN108021504B true CN108021504B (en) | 2021-04-27 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013045427A1 (en) * | 2011-09-28 | 2013-04-04 | St-Ericsson Sa | A system for testing a device comprising a hdmi transmitter |
| US9124853B2 (en) * | 2010-11-30 | 2015-09-01 | Verizon Patent And Licensing Inc. | HDMI device and interoperability testing systems and methods |
| CN105163113A (en) * | 2015-09-29 | 2015-12-16 | 深圳市九洲电器有限公司 | HDMI interface testing clamp and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090022176A1 (en) * | 2007-07-21 | 2009-01-22 | Nguyen James T | System and method for converting communication interfaces and protocols |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9124853B2 (en) * | 2010-11-30 | 2015-09-01 | Verizon Patent And Licensing Inc. | HDMI device and interoperability testing systems and methods |
| WO2013045427A1 (en) * | 2011-09-28 | 2013-04-04 | St-Ericsson Sa | A system for testing a device comprising a hdmi transmitter |
| CN105163113A (en) * | 2015-09-29 | 2015-12-16 | 深圳市九洲电器有限公司 | HDMI interface testing clamp and method |
Non-Patent Citations (1)
| Title |
|---|
| 提高HDMI测试的自动化程度探讨;不详;《http://tech.hqew.com/news_1060529》;20160810;第1-4页 * |
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