CN106161992B - Window special-shaped display device and display method of desktop type video processing console - Google Patents
Window special-shaped display device and display method of desktop type video processing console Download PDFInfo
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- CN106161992B CN106161992B CN201610770925.3A CN201610770925A CN106161992B CN 106161992 B CN106161992 B CN 106161992B CN 201610770925 A CN201610770925 A CN 201610770925A CN 106161992 B CN106161992 B CN 106161992B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
Abstract
The invention discloses a window special-shaped display device of a desktop type video processing console, which comprises: the system comprises a controller, a memory, a special-shaped window control module, a video processing layer superimposer, a DDR (double data rate) which stores a plurality of paths of real-time video streams, a pre-monitoring window and a main output display screen, wherein the controller is connected with the memory, the special-shaped window control module and the video processing layer superimposer; the invention can select the special effect graph according with the field condition according to the field condition to fully express and display the video information, the layout of the special-shaped window is beautiful and various, and the experience of the user can be improved.
Description
Technical Field
The invention relates to the technical field of video processing, in particular to a serial special-shaped display device and a display method of a desktop type video processing console.
Background
In a working site of an LED display screen, multi-picture switching is often required to switch various images to the LED display screen for display, the images generally come from multiple on-site cameras, or video programs scheduled in advance, or images played by a computer, and according to the situation of the program site, sometimes a plurality of different pictures need to be displayed on one screen at the same time, such as multi-picture superposition, picture-in-picture, picture-outside-picture, and other display controls.
The defects of the prior art are as follows: (1) Although the existing multi-picture display system realizes the display effects of picture-in-picture, picture-out-of-picture and multi-picture windows, such as double windows, cross windows, nine pictures, sixteen pictures and even more pictures, the windows are all rectangular, so that observation dead angles are easily formed when the multi-picture is displayed, a plurality of pictures are easily covered with each other when being overlapped, and the diversified requirements of customers are difficult to meet; (2) Decoders of a multi-picture processor in the market are welded on an internal board, the number and the types of the decoders are fixed, once a video input by a user is not consistent with the type or the number of the video received by the decoder built in the multi-picture processor, the video cannot be used, and the compatibility of equipment is poor; (3) The software is adopted for superposition processing, so that video data is easily lost due to instability of a system or the software, and the screen of the LED display screen is blocked or blacked. Moreover, as the computer needs to store the video content in the hard disk in advance, and the video content is called and edited from the hard disk, the processed content is displayed on the LED display screen again, which inevitably causes time delay.
In view of the above, the present inventors have made extensive studies and studies to develop and design the present invention in view of the above-mentioned deficiencies and inconveniences caused by the incomplete design of the prior art.
Disclosure of Invention
The invention aims to provide a window special-shaped display device and a display method of a desktop type video processing console for playing picture-in-picture, picture-outside-picture and multi-picture windows of special-effect graphs according to field requirements.
In order to achieve the above purpose, the solution of the invention is:
a window special-shaped display device of a desktop type video processing control console comprises a controller, a memory, a special-shaped window control module, a video processing layer superimposer, a DDR (double data rate) which stores multi-path real-time video streams, a pre-monitoring window and a main output display screen, wherein the controller is connected with the memory, the special-shaped window control module and the video processing layer superimposer; the memory stores special effect graph files, the special-shaped window control module selects at least one special effect graph in the memory through the controller to serve as a special-shaped window, the video processing layer superimposer reads the selected special-shaped window to select any path of videos to be played in the DDR to be superimposed with one special-shaped window respectively, the special-shaped window with the superimposed videos and other videos to be played are mixed through a superimposed mixing controller in the video processing layer superimposer and then output to the pre-monitoring window, and the main output display screen is switched after the pre-monitoring of the video content.
The controller comprises a receiving module, wherein the receiving module receives an external special effect graphic file and stores the special effect graphic file in a memory through write cache.
The desktop type video processing console is provided with a case, the top of the case is an operation panel, a mainboard is arranged in the case, the controller, the memory, the video processing layer superimposer and the DDR are arranged on the mainboard and connected with the operation panel, and the special-shaped window control module, the pre-monitoring window and the main output display screen are arranged on the operation panel.
A window special-shaped display method of a desktop type video processing console comprises the following steps:
step 1: selecting one or more special effect graphs through the special-shaped window control module, reading the selected special effect graphs from the memory by the controller, setting special effect graph parameters, loading special effect graph effects, and taking the special effect graphs as special-shaped windows;
and 2, step: selecting a video to be played in a special-shaped window from the multi-path real-time video stream, and overlaying the selected video to the corresponding special-shaped window;
and 3, step 3: and mixing and superposing the special-shaped window superposed with the video and other real-time video streams through a video mixer, and then outputting.
In the step 2, after the selected video and the special-shaped window are overlapped, the edge processing is respectively carried out on the video and the special-shaped window through an overlapping and mixing controller.
The special effect graph in the memory is stored in the memory by receiving the external file after format conversion through the controller.
After the structure is adopted, the serial port special-shaped display device and the display method of the desktop type video processing console overlap videos in the special-shaped window through the controller and the video processing layer overlaying device, then the videos are mixed with the background videos, so that the video display window can simultaneously contain the background videos and the special-shaped window videos overlapped on the background videos, the background videos can be overlapped with various special-shaped windows with special-effect graphs, such as heart-shaped windows, star-shaped windows, petal-shaped windows, geometric graphs and the like, but not limited to the existing square sub-pictures, the position and the size of the special-shaped window can be set, the special-effect graphs conforming to the field condition can be selected, the video information can be fully expressed and displayed, the layout of the special-shaped window is attractive and various, and the experience feeling of a user can be improved. The invention is completely separated from the computer and adopts a pure hardware architecture, so that data loss caused by instability of the system can be avoided in the processes of editing, switching, inputting, outputting and the like. On the other hand, the invention processes real-time video streams, such as live broadcast, concerts or large-scale exhibitions and the like, which need to be displayed on the LED display screen in real time, after videos recorded by a plurality of cameras are input into the desktop type video processing console in real time for real-time processing, a director calls special effect graphics in real time according to the field situation to be used as a special-shaped window and displayed on background videos in combination with the real-time video streams, unnecessary video streams are directly discarded and not stored, and each video in a pre-monitoring window is directly operated through DDR.
Drawings
FIG. 1 is a schematic diagram of an appearance of a desktop video processing console according to the present invention.
Fig. 2 is a block diagram of a window abnormity display device of a desktop type video processing console according to the present invention.
FIG. 3 is a flowchart illustrating a special effect graph retrieving process performed by the window special-shaped display device of the desktop video processing console according to the present invention.
Fig. 4 is a control flow diagram according to an embodiment of the invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 4, the present invention discloses a window abnormity display device of a desktop type video processing console, which comprises a controller 1, a memory 2, an abnormity window control module 3, a video processing layer superimposer 4, a DDR5 storing a plurality of paths of real-time video streams, a pre-monitoring window 6 and a main output display screen 7, wherein the controller 1 is connected with the memory 2, the abnormity window control module 3 and the video processing layer superimposer 4, the video processing layer superimposer 4 is connected with the DDR5, and the pre-monitoring window 6 and the main output display screen 7 are connected with the video processing superimposer 4; the memory 2 stores special effect graphic files, the special-shaped window control module 3 selects at least one special effect graphic in the memory 2 as a special-shaped window through the controller 1, the video processing layer superimposer 4 reads the selected special-shaped window and selects any path of video to be played in the DDR5 to be respectively superimposed with one special-shaped window, the special-shaped window superimposed with the video and other videos to be played are mixed through a superimposed mixing controller 41 in the video processing superimposed layer superimposer 4 and then output to a pre-monitoring window 6, and the main output display screen 7 is switched after pre-monitoring the video content.
The controller 1 comprises a receiving module 11, the receiving module 11 receives an external special effect graphic file, and the special effect graphic file is stored in the memory 2 through a write cache 12, wherein the special effect graphic file is formed through external software design and then is converted into a format which can be recognized by the controller.
The desktop type video processing console is provided with a case 8, the top of the case 8 is an operation panel 81, a mainboard is arranged in the case, the controller 1, the memory 2, the video processing layer superimposer 4 and the DDR5 are arranged on the mainboard and connected with the operation panel 81, and the special-shaped window control module 3, the pre-monitoring window 6 and the main output display screen 7 are arranged on the operation panel 11.
The invention also discloses a window special-shaped display method of the desktop type video processing console, which comprises the following steps:
step 1: selecting one or more special effect graphs through the special-shaped window control module, reading the selected special effect graphs from the memory by the controller, setting special effect graph parameters, loading special effect graph effects, and taking the special effect graphs as special-shaped windows;
step 2: selecting a video to be played in a special-shaped window from the multi-channel real-time video stream, and overlaying the selected video to the corresponding special-shaped window;
and 3, step 3: and mixing and superposing the special-shaped window superposed with the video and other real-time video streams through a video mixer, and then outputting.
In the step 2, after the selected video and the special-shaped window are overlapped, the edge processing is respectively carried out on the video and the special-shaped window through an overlapping and mixing controller.
The special effect graph in the memory is stored in the memory by receiving the external file after format conversion through the controller.
As shown in fig. 4, the present invention takes an example of displaying a background video and two special-shaped windows playing sub-videos on a display screen at the same time, and a user selects 2 special-effect graphics as special-shaped windows on the special-shaped window control module 3 on the control panel 11, as shown in the figure, the special-effect windows are in the shape of "heart" and "moon", the desktop video processing console may have some special-effect graphics built in a memory, and the user may also convert the special-effect graphics into a format supported by the device by designing the special-effect graphics by himself and store the special-effect graphics in the memory. After the user selects the special effect graphics, 2 special effect graphics are sent to the video processing layer superimposer 4 through the controller 1, the user selects two paths of real-time videos in the DDR to respectively correspond to the 2 special effect graphics, the two paths of real-time videos are superimposed through the superimposed mixing controller 41 in the video processing layer superimposer 4, edge processing is carried out, and the two paths of real-time videos and the background video are superimposed and output.
The invention discloses a serial special-shaped display device and a display method of a desktop type video processing console, which superposes videos in a special-shaped window through a controller and a video processing layer superposer, and then mixes the videos with a background video, so that the video display window can simultaneously comprise the background video and the special-shaped window video superposed on the background video, the background video can comprise various special-shaped windows with special-shaped graphs, such as heart-shaped, star-shaped, petal-shaped, geometric graphs and the like, but not limited to the existing square sub-picture, the position and the size of the special-shaped window can be set, the special-shaped graphs conforming to the field condition can be selected, video information can be fully expressed and displayed, the layout of the special-shaped window is beautiful and diversified, and the experience feeling of a user can be improved.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (3)
1. A window special-shaped display device of a desktop type video processing control console comprises a controller, a memory, a special-shaped window control module, a video processing layer superimposer, a DDR (double data rate) device, a pre-monitoring window and a main output display screen, wherein multiple paths of real-time video streams are stored in the DDR device; the method is characterized in that:
special effect graphic files are stored in the memory;
the controller comprises a receiver, wherein the receiver receives an external special effect graphic file and stores the special effect graphic file in a memory through a write cache;
the special-shaped window control module selects two special effect graphs from a memory in a read cache mode through a controller to serve as a first special-shaped window and a second special-shaped window;
the video processing layer superimposer reads the first special-shaped window and the second special-shaped window, and simultaneously reads two paths of videos to be played from the DDR; the video processing layer superimposer superimposes a first path of video to a first special-shaped window, and carries out edge processing on the first path of video and the first special-shaped window to form a first superimposed video; the video processing layer superimposer superimposes the second path of video to a second special-shaped window, and carries out edge processing on the second path of video and the second special-shaped window to form a second superimposed video;
the video processing layer superimposer comprises a superposition mixing controller, a first layer mixer, a second layer mixer and a video mixer, wherein the superposition mixing controller performs switching special effect processing on a first superposition video through the first layer mixer and performs switching special effect processing on a second superposition video through the second layer mixer; and the video mixer mixes the first superposed video and the second superposed video processed by the layer mixer with the background video and outputs the mixed video and the background video to the pre-monitoring window, and the pre-monitoring video content is switched to the main output display screen.
2. The window special-shaped display device of the desktop video processing console as claimed in claim 1, wherein: desktop formula video processing control cabinet has a quick-witted case, and the top of machine case is operating panel, and the machine incasement has a mainboard, controller, memory, video processing picture layer superimposer and DDR setting are on the mainboard and be connected with operating panel, dysmorphism window control module, prison window and main output display screen setting in advance are on operating panel.
3. A window special-shaped display method of a desktop type video processing console is characterized in that: the method comprises the following steps:
step 1: selecting two special effect graphs through a special-shaped window control module, reading the selected special effect graphs from a memory by a controller, setting special effect graph parameters, loading special effect graph effects, and taking the special effect graphs as a first special-shaped window and a second special-shaped window;
step 2: two paths of videos in the multi-path real-time video stream are overlaid to a first special-shaped window, and edge processing is carried out to form a first overlaid video; superposing the other video to a second special-shaped window, and performing edge processing to form a second superposed video;
and 3, step 3: and switching the first superposed video and the second superposed video to be specially-effective, mixing the processed first superposed video and the second superposed video with the background video through a video mixer, outputting the mixed video to a pre-monitoring window, and switching the pre-monitoring video to a main output display screen.
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| CN201610770925.3A CN106161992B (en) | 2016-08-30 | 2016-08-30 | Window special-shaped display device and display method of desktop type video processing console |
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| CN106161992B true CN106161992B (en) | 2023-03-17 |
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| CN110996151A (en) * | 2019-11-22 | 2020-04-10 | 广州虎牙科技有限公司 | Video layer overlapping method and device, electronic equipment and storage medium |
| CN112954459A (en) * | 2021-03-04 | 2021-06-11 | 网易（杭州）网络有限公司 | Video data processing method and device |
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| US7739599B2 (en) * | 2005-09-23 | 2010-06-15 | Microsoft Corporation | Automatic capturing and editing of a video |
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| JP2003092706A (en) * | 2001-09-18 | 2003-03-28 | Sony Corp | Effect attaching device, effect attaching method, and effect attaching program |
| JP2006330564A (en) * | 2005-05-30 | 2006-12-07 | Digital Electronics Corp | Image display controller and image display device |
| CN101093653A (en) * | 2007-06-26 | 2007-12-26 | 广东威创日新电子有限公司 | Device and method for multiuser interactive controlled jogged wall, and for retrieving information displayed on the jogged wall |
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Denomination of invention: Window shaped display device and display method for desktop video processing console Effective date of registration: 20230919 Granted publication date: 20230317 Pledgee: Bank of China Limited Xiamen hi tech Park sub branch Pledgor: XIAMEN RGBLINK SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2023980057461 |
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