TWI394451B - Method and system for setting audio and video configuration - Google Patents

Description

Audio and video device setting method and system

The invention relates to a method and a system for setting a video and audio, in particular to a method and a system for setting a video and audio configuration on a computer.

In the prior art, the set-top box is used for receiving AV signals from different AV sources, and converting these AV signals into digital video stream signals, and then further transmitting the digital audio and video through the network. The streaming signal is transmitted to the user's computer and then displayed on the terminal screen; therefore, the set-top box can be interconnected with the cable TV system, commonly known as the fourth set, and receive the Cable TV signal provided by the cable television system operator, or The set-top box can also be connected to a satellite TV box, a digital TV box or a multimedia on-demand system (MOD) to receive AV signals, and finally convert these AV signals into digital video stream signals, which are displayed on the user's On the computer screen.

Please refer to the first figure, which reveals the overall operational concept of the set-top box. The set-top box 10 receives the audio and video signals (Audio Singal) AS from the Cable TV 11, the satellite television box 12, the digital television box 13 or the MOD 14, and converts these AS signals into a digital audio streaming signal DS. And transmitted to the user's computer 15, the user can watch various television programs via the computer 15. Since the set-top box 10 and the computer 15 are connected via the Internet, even the user can set up the set-top box 10 in a home in Taiwan, but people travel to the United States, and in the United States, the computer 15 I watched my favorite TV show by connecting to the set-top box 10 in my home network.

However, when the computer 15 is connected to the set-top box 10 in the Internet via the Internet, the player 15 is usually installed on the computer 15 to play the software provided by the set-top box 10, and the computer 15 is set by playing the software. The video and audio configuration, and can watch the favorite TV programs, but usually the user sets the video and audio configuration to the computer through the playback software in a manual mode, and in the process of setting, the user must first You need to know the transmission bandwidth of your network environment, and then adjust or set the various audio and video parameters or configuration priorities on the computer according to the transmission bandwidth, so that the computer can run efficiently. The preferred state or state acceptable to the user.

However, the installation or setting process described above is a very technical and complicated procedure for the average family member or the elderly, and the user interface of the playback software is usually not easy to understand and is not friendly (non user -friendly), therefore, a more simplified method of setting audio and video configuration is needed. For the sake of the job, the applicant has conceived the case because of the lack of knowledge in the prior art, through careful experimentation and research, and a spirit of perseverance. The "video setting method and system" can overcome the above shortcomings. The following is a brief description of the case.

In view of the conventional technology, the process of setting the computer audio and video configuration using the playing software of the set-top box on the computer is too complicated and full of technology, so the present invention proposes an idiot-proof method for setting the video and audio. It is programmed to play the software, but can be implemented on a computer, which can automatically detect the transmission bandwidth of the network environment connected to the computer, and then automatically set the computer or display according to the transmission bandwidth. Various audio and video configurations, and since this method can be implemented through a friendly and simple user interface, the user interface has even been simplified so that the system will fully automate the computer as soon as the user presses a specific button. The audio and video configuration settings, so for any degree of user, the setting of computer audio and video configuration has become a very simple matter.

Therefore, in accordance with a first aspect of the present invention, a method for setting a video and audio is provided, which includes the steps of determining a minimum available bandwidth of at least one network connecting an electronic computing device and a video streaming device as a transmission bandwidth; The transmission bandwidth is used to independently set a video and audio configuration of the electronic computing device.

Preferably, the video and audio setting method provided by the present invention, wherein the video and audio configuration comprises a plurality of audio and video parameters.

Preferably, the audio and video setting method provided by the present invention, wherein the audio and video parameters are selected from an image bit rate, an audio bit rate, an image resolution, a frame rate, an audio quality and Combine one of them.

Preferably, the method for setting a video and audio according to the present invention further includes the step of selecting a video parameter from the audio and video parameters as a priority parameter according to the transmission bandwidth.

Preferably, the method for setting a video and audio according to the present invention further includes the step of preferentially setting the priority parameter and then setting other video parameters.

Preferably, the video and audio setting method provided by the present invention, wherein the transmission bandwidth is a streaming rate or a bit rate.

According to a second aspect of the present invention, a video and audio setting method is provided, which includes the steps of connecting an electronic computing device and a video streaming device via a multi-segment network, wherein a segment of the multi-segment network has a minimum available bandwidth; Determining the minimum available bandwidth as a transmission bandwidth; and autonomously setting a video and audio configuration of the electronic computing device according to the transmission bandwidth.

Preferably, the audio and video setting method provided by the present invention, wherein the multi-segment network is an Ethernet network, a WiFi network, an ADSL network, a 3G/WiMax network, a Fiber network, and a combination thereof The group formed.

According to a third aspect of the present invention, a computer program product for setting an audio-visual device is embodied, which is embodied on a computer readable medium and executable on an electronic computing device, including a detection module a set for determining a minimum available bandwidth of at least one network connecting the electronic computing device and a video streaming device as a transmission bandwidth; and a configuration setting module for using the transmission frequency Widely and autonomously set a video and audio configuration of the electronic computing device.

Preferably, the computer program product provided by the present invention controls and displays through a user interface.

Preferably, the computer program product provided by the present invention, wherein the user interface comprises a display area for displaying the audio and video configuration of the electronic computing device; and an actuating button for receiving from a user The detection module and the configuration setting module are activated by an instruction.

According to a fourth aspect of the present invention, a video and audio setting system is provided, comprising: a digital audio and video device; and an electronic computing device interconnecting the digital audio and video device through at least one network, and determining the at least one network A minimum available bandwidth of the path is used as a transmission bandwidth.

Preferably, the video and audio setting system provided by the present invention, wherein the digital audio and video device and the electronic computing device are interconnected by a modem.

Preferably, the video and audio setting system provided by the present invention, wherein the digital audio and video device and the electronic computing device are interconnected by a router.

Preferably, the video and audio setting system provided by the present invention, wherein the digital audio and video device is a multimedia video streaming device.

Preferably, the audio and video setting system provided by the present invention, wherein the digital audio and video device is a set top box, the set top box receives from a cable television system, a satellite television box, a digital television box or An AV signal of a multimedia on-demand video system (MOD).

Preferably, the audio and video setting system provided by the present invention is a handheld electronic computing device, a handheld communication device, a video decoding device, a desktop computer, a notebook computer, and a Server or a workstation.

Preferably, the audio and video setting system provided by the present invention, wherein the electronic computing device performs control and display through a user interface.

Preferably, the audio and video setting system provided by the present invention, wherein the user interface comprises a display area for displaying the audio and video configuration of the electronic computing device; and an actuating button for receiving from a user And instructing the electronic computing device to measure the transmission bandwidth, and independently setting a video and audio configuration of the electronic computing device.

According to a fifth aspect of the present invention, a video and audio setting system is provided, comprising: a video and audio encoding device; and a video and audio decoding device interconnecting the digital audio and video encoding device through at least one network, and determining the at least one network A minimum available bandwidth is used as a transmission bandwidth, and a video and audio configuration of the video decoding device is set autonomously.

Preferably, the audio and video setting system provided by the present invention further includes a display electrically connected to the video decoding device.

Preferably, the audio and video setting system provided by the present invention, wherein the display is an LCD display or a plasma display.

The present invention will be fully understood by the following examples, so that those skilled in the art can do so. However, the implementation of the present invention may not be limited by the following embodiments.

Please refer to the second figure, which is a schematic diagram of the first implementation architecture of the digital audio and video setting system of the present invention. The video and audio setting system 20 disclosed in the second figure is mainly composed of a digital video streaming device 21 and an electronic computing device 22, and the digital video streaming device 21 is an electronic computing device embedded with a system, or is used for providing multimedia. A video streaming device for encoding a video stream signal, preferably a multimedia set top box; the electronic computing device 22 is a computer having a central computing unit and having considerable computing power. The device is configured to decode the encoded signal from the digital video streaming device 21 and display the decoded video stream signal, which may preferably be a handheld electronic computing device such as a personal digital assistant (PDA) or a handheld communication device. : a mobile phone, a video decoding device, a desktop computer, a notebook computer, a server or a workstation, etc.; between the digital video streaming device 21 and the electronic computing device 22, through a data machine 23, a hub, a router, or Components such as an IP sharer are connected to each other via the Internet 24, and in the present embodiment, the data machine 23 is used to connect the digital video streamer 21 to the electronic transport. The device 22, the data machine 23 is preferably an xDSL/Cable broadband data machine; when the digital video streaming device 21 is interconnected with the data machine 23, several different networking modes may be generated, such as dialing the Internet with wide frequency dialing ( PPPoE), broadband IP (static IP) or automatic access to IP (DHCP) and other networking methods.

Preferably, the digital video streaming device 21 is pre-installed in the user's home as an encoder, and the electronic computing device 22 is preferably located in other remote applications as a decoder, such as a user's office. When the user is at work, the noon break time can be connected to the digital video streaming device 21 previously installed in the home via the Internet 24 via the electronic computing device 22, and the favorite television program can be viewed.

Generally, when the user intends to connect to the digital video streaming device 21 in the home via the Internet through the electronic computing device 22, the electronic computing device 22 needs to first detect between the electronic computing device 22 and the video streaming device 21. The available bandwidth of the Internet, such as streaming rate or bit rate, but the user sets the audio and video configuration of the electronic computing device 22 according to the available transmission bandwidth (AV configurations) ), these audio and video configurations include various audio and video parameters, such as image bit rate, audio bit rate, image resolution, frame rate and audio quality. These settings are related to many technical issues. In order to simplify the setting process of the audio-visual configuration of the electronic computing device 22, the present invention proposes a method capable of fully setting the audio-visual configuration of the electronic computing device 22.

Please refer to the third figure, which is a conceptual diagram of the method for setting the sound and sound of the present invention. The electronic computing device 22 in the third figure is connected to the digital video streaming device 21 via the Internet 24, and receives the digital video stream signal provided by the digital video streaming device 21, since the Internet 24 is usually composed of multiple segments. The network is composed of, for example, the Internet 24 can be a network composed of Ethernet, WiFi, ADSL, 3G/WiMax and Fiber, and the transmission bandwidth between the segments will naturally be different. .

It is defined that the Internet close to the electronic computing device 22 is the receiving segment RX (or the downloading end), and the Internet near the digital video streaming device 21 is the transmitting segment TX (or the uploading end), and the audio and video setting method of the present invention is Firstly, the available bandwidth of the receiving segment RX and the transmitting segment TX are respectively determined, and then the minimum available bandwidth between the receiving segment RX and the transmitting segment TX is set as the transmission bandwidth, and the audio and video of the electronic computing device 22 is further set accordingly. Configuration, including image bit rate, audio bit rate, image resolution, frame rate and audio quality; for example, assume that the available bandwidth of the receive segment RX is 2MB, but the transmit segment The available bandwidth of the TX is 512kB, and the video and audio setting method of the present invention sets the transmission bandwidth to 512kB, and the electronic computing device 22 further sets the video and audio configuration accordingly; conversely, if the available frequency of the receiving end The width of the video is smaller than the available bandwidth of the transmitting end, and the audio and video setting method of the present invention sets the available bandwidth of the receiving end to the transmission bandwidth; similarly, when there are more segments of the network in the Internet, the video and audio of the present invention Assume Method minimum available bandwidth segments will be set to the transmission bandwidth.

Therefore, in summary, the video and audio setting method of the present invention can be summarized as a plurality of steps as disclosed in the fourth figure. Please refer to the fourth figure, which is a schematic flowchart of an implementation process of the video and audio setting method of the present invention. The fourth figure includes a step 401 of determining a minimum available bandwidth of a segment of the multi-segment network connecting the digital video streaming device and the electronic computing device as a transmission bandwidth; and step 402, autonomously according to the measured transmission bandwidth. Set the audio and video configuration of the electronic computing device, the audio and video configuration includes the aforementioned audio and video parameters, such as image bit rate, audio bit rate, image resolution, frame rate and audio quality.

The method for setting the video and audio according to the present invention first selects one of the plurality of audio and video parameters as a priority parameter according to the measured transmission bandwidth according to the measured transmission bandwidth, and then the system preferentially takes most of the parameters. The obtained transmission bandwidth is assigned to the selected priority parameter, and then the priority parameters are set before other audio and video parameters are set.

For example, the system divides the transmission bandwidth (bit rate) of the network to which the digital video streaming device is connected into four levels, including 1536 kpbs from the optimal level, 1024 kpbs from the preferred level, and 768 kpbs from the normal level. For the poor 384kpbs, when the network connected to the digital video streaming device 21 has a bit rate better than the optimal level of 1536kpbs, then the system will select the frame rate as the priority parameter and set the frame rate to the full frame. Status, and then allocate the remaining transmission bandwidth to other audio and video parameters.

The audio and video setting method of the present invention can be programmed into a computer program product, that is, a computer software, preferably in the form of a player, and embodied on a computer readable medium, and It can be executed on the electronic computing device 22 in the audio-visual setting system 20 of the present invention, and the computer program product will at least include a detecting module and a configuration setting module, and the detecting module is used for measuring a digital video streaming device. The transmission bandwidth of the connected network, which may preferably be the aforementioned streaming rate or bit rate; and the configuration setting module is used to independently set the digital video streaming device according to the transmission bandwidth. Audio and video configuration, these audio and video configurations include the aforementioned audio and video parameters, such as image bit rate, audio bit rate, image resolution, frame rate and audio quality.

The computer program product for setting the audio-visual device of the present invention is implemented by communicating with the user through a friendly and simple user interface (User Interface). Please refer to the fifth figure, which is a schematic diagram of the user interface of the present invention. The user interface 50 of the fifth figure includes at least one display area 51 and an operation button 52 for displaying various audio and video configurations of the digital video streamer. The display area 51 of the embodiment is displayed. The video interface includes an image bit rate, an audio bit rate, a video resolution, a frame rate, and an audio quality. The user interface 50 further includes an actuation button 52, and the user can click the actuation button 52 with the mouse. After receiving the user's instruction, the actuation button 52 will activate the detection module and the configuration setting module in the computer program product for setting the audio and video device to automatically complete the audio and video configuration setting of the digital video streaming device. .

Please refer to the sixth figure, which is a schematic diagram of a second implementation architecture of the digital video and audio setting system of the present invention. The invention can be implemented in the manner disclosed in the second implementation architecture. First, the user sets up the video encoding device 61 (ie, the digital video streaming device 21) in the home, and the video decoding device 62 is installed in the office, and the display 63 is electrically connected to the video decoding device 62, and the video decoding device 62 and the video encoding device are combined. The devices 61 are interconnected via the Internet 24; the aforementioned computer program product (ie, the playback software) has been pre-programmed in the video decoding device 62, and the UI is displayed on the display 63, and the audio/video decoding device 62 can determine The minimum available bandwidth of the Internet 24 is taken as the transmission bandwidth between the video encoding device 61, and the video and audio configuration of the video decoding device 62 is set autonomously, and then the video decoding device 62 can receive using the transmission bandwidth. Audio and video signals from the video encoding device 61, and output the audio and video signals to the display 63 and the audio (not shown) according to the video and audio configuration, so that the user can enjoy various programs of the television station in the office; The display 63 can be an LCD display or a plasma display.

The present invention is a rare and incomprehensible invention, and the above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto. That is to say, the equivalent changes and modifications made by the applicant in accordance with the scope of the patent application of the present invention should still fall within the scope of the patent of the present invention. I would like to ask your review committee to give a clear explanation and pray for it.

20. . . Video setting system

twenty one. . . Digital video streaming device

twenty two. . . Electronic computing device

twenty three. . . Data machine

twenty four. . . Internet

TX. . . Launch section

RX. . . Receiving segment

401. . . Determining the minimum available bandwidth of one of the segments of the multi-segment network connecting the digital video streamer and the electronic computing device as the transmission bandwidth

402. . . Autonomously setting the audio and video configuration of the electronic computing device according to the measured transmission bandwidth

50. . . user interface

51. . . Display area

52. . . Actuation button

60. . . Video setting system

61. . . Video coding device

62. . . Video decoding device

63. . . monitor

The first figure is a schematic diagram of the operation concept of the conventional technology set-top box;

The second figure is a schematic diagram of a first implementation architecture of the digital audio and video setting system of the present invention;

The third figure is a conceptual diagram of the method for setting the sound and sound of the present invention;

The fourth figure is a schematic diagram of the implementation process of the method for setting the sound and sound of the present invention;

Figure 5 is a schematic illustration of the user interface of the present invention;

The sixth figure is a schematic diagram of the second implementation architecture of the digital video and audio setting system of the present invention.

401. . . Determining the minimum available bandwidth of one of the segments of the multi-segment network connecting the digital video streamer and the electronic computing device as the transmission bandwidth

402. . . Autonomously setting the audio and video configuration of the electronic computing device according to the measured transmission bandwidth

Claims (22)

A method for setting a video and audio, comprising the steps of: determining a minimum available bandwidth of at least one network connecting an electronic computing device and a video streaming device as a transmission bandwidth; and setting the electronic device according to the transmission bandwidth A video and audio configuration of the computing device. The video setting method of claim 1, wherein the video and audio configuration comprises a plurality of audio and video parameters. The method for setting audio and video according to claim 2, wherein the audio and video parameters are selected from an image bit rate, an audio bit rate, an image resolution, a frame rate, and an audio quality. Combine one of them. The method for setting a video and audio according to claim 3, further comprising the step of: selecting a video parameter from the audio and video parameters as a priority parameter according to the transmission bandwidth. The method for setting a video and audio according to claim 4, further comprising the steps of: preferentially setting the priority parameter and then setting other video parameters. The video setting method according to claim 1, wherein the transmission bandwidth is a streaming rate or a bit rate. A method for setting a video and audio, comprising the steps of: connecting an electronic computing device and a video streaming device via a multi-segment network, wherein one of the segments of the multi-segment network has a minimum available bandwidth; determining the minimum available bandwidth as a transmission bandwidth; and a video and audio configuration of the electronic computing device is set autonomously according to the transmission bandwidth. The method for setting a video and audio according to claim 7, wherein the multi-segment network is an Ethernet network, a WiFi network, an ADSL network, a 3G/WiMax network, a Fiber network, and A group of combinations. A computer program product for setting up an audio-visual device, which is embodied on a computer-readable medium and executable on an electronic computing device, comprising: a detecting module for determining connection a minimum available bandwidth of the at least one network of the electronic computing device and a video streaming device as a transmission bandwidth; and a configuration setting module for automatically setting the electronic computing device according to the transmission bandwidth A video and audio configuration. The computer program product described in claim 9 is controlled and displayed through a user interface. The computer program product of claim 10, wherein the user interface comprises: a display area for displaying the audio and video configuration of the electronic computing device; and an actuating button for receiving from a The detection module and the configuration setting module are activated by a user's instruction. An audio and video setting system, comprising: a digital audio and video device; and an electronic computing device interconnecting the digital audio and video device through at least one network, and determining a minimum available bandwidth of the at least one network As a transmission bandwidth. The video-audio setting system of claim 12, wherein the digital audio-visual device and the electronic computing device are interconnected by a modem. The video-audio setting system of claim 12, wherein the digital audio-visual device and the electronic computing device are interconnected by a router. The video setting system of claim 12, wherein the digital audio and video device is a multimedia video streaming device. The video setting system according to claim 12, wherein the digital audio and video device is a set top box, and the set top box receives a cable television system, a satellite television box, and a digital television box. Or an AV signal of a multimedia on-demand video system (MOD). The audio-visual setting system of claim 12, wherein the electronic computing device is a handheld electronic computing device, a handheld communication device, a video decoding device, a desktop computer, a notebook computer, A server or a workstation. The video setting system according to claim 12, wherein the electronic computing device controls and displays through a user interface. The video setting system of claim 18, wherein the user interface comprises: a display area for displaying the audio and video configuration of the electronic computing device; and an actuating button for receiving from a The electronic operation device is notified by the user to measure the transmission bandwidth, and accordingly, a video and audio configuration of the electronic computing device is set autonomously. A video and audio setting system, comprising: a video and audio encoding device; and a video and audio decoding device, interconnecting the digital audio and video encoding device through at least one network, and determining a minimum available bandwidth of the at least one network as A transmission bandwidth, according to which a video and audio configuration of the video decoding device is set autonomously. The video setting system of claim 20, further comprising: a display electrically connected to the video decoding device. The video setting system of claim 21, wherein the display is an LCD display or a plasma display.