Abstract: The embodiments of the present disclosure disclose a media method, device and system for generating a media playback sequence. The method includes acquiring a plurality of media identifiers respectively corresponding to a plurality of media, and media playbacks times respectively corresponding to the plurality of media identifiers; comparing a maximum media playbacks time among the media playbacks times with a sum of remaining media playbacks times to obtain a determination result; and selecting, according to the determination result, one of a plurality of different generation methods to generate a media playback sequence for a media player to use to play the plurality of media back, wherein the media playback sequence includes the plurality of media identifiers, and the number of each of the media identifiers in the media playback sequence is equal to the media playbacks time corresponding to each of the media identifiers.

Abstract: The display drive circuit includes: an interface circuit configured for acquiring a plurality of grayscale data and a plurality of current gain data; a command processing circuit electrically coupled with the interface circuit; a cache circuit electrically coupled with the interface circuit and configured for caching the plurality of grayscale data and the plurality of current gain data; a current source circuit electrically coupled with the command processing circuit and including a plurality of channel current sources; a channel grayscale control circuit, electrically coupled with the command processing circuit, the cache circuit and the current source circuit, and configured for respectively controlling duration of turning on of the plurality of channel current sources according to the plurality of grayscale data; and a channel current control circuit electrically coupled with the cache circuit and the current source circuit, and configured for respectively controlling output currents of the plurality of c

Abstract: Provided are a method device (20, 70) and system (30, 40, 80) for configuring a display screen, for example, the method includes that a network connection request including initial display screen information is sent in a wireless manner after power-on self-test, a network connection is established with a main console (301, 801), the initial display screen information is acquired, the initial display screen information is displayed, the updating operation to position information in the initial display screen information is carried out by the main console (301, 801) to obtain target display screen information, and a coordinate assignment of the target display screen information is displayed to obtain display coordinate information (S61); the target display screen information and the display coordinate information are received, the position information is updated, and identification codes in the display coordinate information are associated with the initial display screen information, and is stored locally (S62)

Abstract: Disclosed are an image display method applied to a splice display screen included by splicing multiple screen bodies along a first direction, and a video processing device. The image display method may include: an output size in the first direction, of the splice display screen is determined according to resolutions and dot spacings in the first direction, of the multiple screen bodies; an input size in the first direction, of an input source is determined according to a resolution in the first direction, of the input source; an image scaling ratio in the first direction of the splice display screen is determined according to the input size and the output size; and display control parameters in the first direction, of the each screen body are determined according to the image scaling ratio.

Abstract: Provided are a method device (20, 70) and system (30, 40, 80) for configuring a display screen, for example, the method includes that a network connection request including initial display screen information is sent in a wireless manner after power-on self-test, a network connection is established with a main console (301, 801), the initial display screen information is acquired, the initial display screen information is displayed, the updating operation to position information in the initial display screen information is carried out by the main console (301, 801) to obtain target display screen information, and a coordinate assignment of the target display screen information is displayed to obtain display coordinate information (S61); the target display screen information and the display coordinate information are received, the position information is updated, and identification codes in thea display coordinate information are associated with the initial display screen information, and is stored locally (S62

Abstract: The embodiments of the present disclosure disclose a media method, device and system for generating a media playback sequence. The method includes: acquiring a plurality of media identifiers respectively corresponding to a plurality of media, and media playbacks times respectively corresponding to the plurality of media identifiers; comparing a maximum media playbacks time among the media playbacks times with a sum of remaining media playbacks times to obtain a determination result; and selecting, according to the determination result, one of a plurality of different generation methods to generate a media playback sequence for a media player to use to play the plurality of media back, wherein the media playback sequence includes the plurality of media identifiers, and the number of each of the media identifiers in the media playback sequence is equal to the media playbacks time corresponding to each of the media identifiers.

Abstract: Disclosed are an image display method applied to a splice display screen included by splicing multiple screen bodies along a first direction, and a video processing device. The image display method may include: an output size in the first direction, of the splice display screen is determined according to resolutions and dot spacings in the first direction, of the multiple screen bodies; an input size in the first direction, of an input source is determined according to a resolution in the first direction, of the input source; an image scaling ratio in the first direction of the splice display screen is determined according to the input size and the output size; and display control parameters in the first direction, of the each screen body are determined according to the image scaling ratio.

Abstract: The application relates to an image display control method and a display screen control system. The method includes: receiving an input image; performing luminance component mapping on target pixel data of the input image; converting the target pixel data after mapping from a luminance-chrominance separation color space to a primary color space; performing filtering on the target pixel data which are converted to the primary color space after mapping; and outputting the target pixel data after filtering to a display screen for image display.

Abstract: The application provides a configuring method for a splicing-type display device, the configuring method includes: receiving a configuration information display command; in response to the configuration information display command, extracting fonts from a font library according to configuration information and stitching the extracted fonts to thereby generate a configuration information image, wherein the configuration information includes driving port information and a cascading serial number, and the configuration information image at least includes the cascading serial number; storing the configuration information image; embedding the stored configuration information image into a background image corresponding to a driven display area to thereby obtain a target image; and displaying the target image in the driven display area. The application further provides a configuring apparatus and a display device control card adapted for performing the configuring method.

Abstract: The application provides a configuring method for a splicing-type display device, the configuring method includes: receiving a configuration information display command; in response to the configuration information display command, extracting fonts from a font library according to configuration information and stitching the extracted fonts to thereby generate a configuration information image, wherein the configuration information includes driving port information and a cascading serial number, and the configuration information image at least includes the cascading serial number; storing the configuration information image; embedding the stored configuration information image into a background image corresponding to a driven display area to thereby obtain a target image; and displaying the target image in the driven display area. The application further provides a configuring apparatus and a display device control card adapted for performing the configuring method.

Abstract: The application relates to an image display control method and a display screen control system. The method includes: receiving an input image; performing luminance component mapping on target pixel data of the input image; converting the target pixel data after mapping from a luminance-chrominance separation color space to a primary color space; performing filtering on the target pixel data which are converted to the primary color space after mapping; and outputting the target pixel data after filtering to a display screen for image display.

Abstract: The present invention provides a LED display unit board, a LED display screen control card and a LED display screen system. In the LED display screen control card, an output circuit transmits data and control signals to an input-output interface to drive and control a LED display unit board(s); a data return circuit transmits return data generated from the LED display unit board(s) which represents a test result of the LED display unit board(s) to a main control circuit. The present invention disposes the data return circuit on the control card which can be used together with the LED display unit board(s) each having a data return circuit. Therefore there is no need of an additional monitoring board for building a circuit loop to perform fault detection of the LED display unit board(s), simplified connection and lower cost can be achieved.

Abstract: The present invention provides a LED display unit board, a LED display screen control card and a LED display screen system. In the LED display screen control card, an output circuit transmits data and control signals to an input-output interface to drive and control a LED display unit board(s); a data return circuit transmits return data generated from the LED display unit board(s) which represents a test result of the LED display unit board(s) to a main control circuit. The present invention disposes the data return circuit on the control card which can be used together with the LED display unit board(s) each having a data return circuit. Therefore there is no need of an additional monitoring board for building a circuit loop to perform fault detection of the LED display unit board(s), simplified connection and lower cost can be achieved.

Abstract: The invention relates to a LED display control method adapted for being applied to multiple LEDs electrically connected to N numbers of scan lines. The method includes steps of: during a first round of scanning, receiving a row selection signal and decoding the received row selection signal to sequentially scan the N numbers of scan lines as per a first scanning order and thereby drive and control the LEDs; and during a second round of scanning, receiving another row selection signal and decoding the received another row selection signal to sequentially scan the N numbers of scan lines as per a second scanning order and thereby drive and control the LEDs. The first and second round of scannings are alternately performed, the first and second scanning orders are mutually reverse orders. The invention further provides a LED display screen system and a LED display control card.