baber/WOPTO huggingface dataset:
Patent WO-2020041999-A1 (WO)
Title: Appareil et procédé pour suivre des points caractéristiques au moyen d'une prédiction inter trames
Inventor: LIU HAO
IPC: H04N19/54
Filed: 2018-08-29
Abstract: L'invention concerne un appareil et un procédé pour une prédiction inter trames. Un mode de réalisation exemplaire d'un procédé consiste à : extraire un premier ensemble de points clés à partir d'une trame courante, et un second ensemble de points clés à partir d'une trame de référence ; projeter un point clé p dans la trame de référence en tant que p', sur la base d'un vecteur de mouvement associé à une région de la trame courante dans laquelle se trouve le point clé p ; localiser n points clés dans la trame de référence qui sont les plus proches de p' ; et mettre l'un des n points clés de la trame de référence en correspondance avec un point clé p de la trame courante sur la base de distances de descripteur entre chacun des n et p'.
Patent WO-2019085660-A1 (WO)
Inventor: KIMBA DIT ADAMOU BOUBACAR
IPC: H04W72/04
Filed: 2018-09-13
Abstract: 本发明实施例公开了一种规避信号干扰的方法及网络设备，以解决终端内部的自干扰问题，该方法包括：当与所述第一网络设备和第二网络设备同时连接的终端设备发生自干扰时，向所述第二网络设备发送第一干扰规避指示信息，所述第一干扰规避指示信息用于所述第二网络设备确定使用第一时域资源和/或第一频域资源与所述终端设备进行通信；其中，所述第一干扰规避指示信息包括所述终端设备的标识信息。该技术方案能够有效地规避终端自干扰问题，提高信号传输质量。
Patent WO-2020056633-A1 (WO)
Title: 一种预测网络速率的方法及预测装置
Inventor: LUO YONG
IPC: H04L12/24
Filed: 2018-09-19
Abstract: 一种预测网络速率的方法及预测装置。方法包括：预测装置采集待测对象的流量数据（S201）；根据用户标签和业务类型对采集到的流量数据进行流量分组（S202）；计算各个流量分组的网络峰值速率（S203）；将所述各个流量分组的网络峰值速率相加得到所述待测对象的网络峰值速率（S204）。可准确预测网络的峰值速率。
Patent WO-2020062001-A1 (WO)
Title: 基因检测方法及基因检测系统
Inventor: XIN QUANYU
IPC: C12Q1/68
Filed: 2018-09-28
Abstract: 一种基因检测方法，包括:将待检测基因数据和金标准基因数据同时发送至基因检测程序，以使基因检测程序分别对待检测基因数据和金标准基因数据进行基因检测，得到待检测基因数据的检测结果和金标准基因数据的检测结果；将金标准基因数据的检测结果与预置的标准检测结果进行比对；若比对结果确定有效，则确定基因检测程序对待检测基因数据的检测结果正确；若确定无效，则确定待检测基因数据的检测结果错误。
Patent WO-2020015195-A1 (WO)
Inventor: LIU JIAN
IPC: G06Q40/00
Filed: 2018-09-28
Abstract: La présente invention concerne un procédé et un appareil de remboursement, un dispositif informatique et un support d'informations. Le procédé comprend : la réception d'un ordre de remboursement envoyé par un premier terminal, l'ordre de remboursement comprenant des premières informations d'un premier utilisateur, des secondes informations d'un second utilisateur, et des informations de preuve de paiement du second utilisateur (S1) ; l'envoi de l'ordre de remboursement à un second terminal du second utilisateur afin de mettre en œuvre la confirmation d'autorisation de l'ordre de remboursement (S2) ; et, après la réception d'informations de confirmation d'autorisation du second terminal, l'envoi de l'ordre de remboursement à un terminal financier afin de mettre en œuvre le remboursement de l'ordre de remboursement (S3). L'ordre de remboursement du présent procédé prend en charge l'autorisation de remboursement pour d'autres de sorte que le sujet de remboursement est plus précis.
Patent WO-2020000799-A1 (WO)
Title: 旅游行程信息获取方法、系统及服务器
Inventor: LIU ZHILONG
IPC: G06F17/00
Filed: 2018-10-23
Abstract: 本申请实施例提供了一种旅游行程信息获取方法、系统及服务器。本申请实施例通过接收客户端发送的用户的第一旅游参数信息，获取用户的相关历史数据，基于相关历史数据，获取用户对应的第二旅游参数信息，根据第一旅游参数信息和第二旅游参数信息中每个参数的信息，分别选取与该参数对应的第一行程项目，根据第一行程项目，生成第一旅游行程信息，将第一旅游行程信息发送给客户端，能够根据输入信息和相关历史数据，自动、智能地获得符合用户的个性化需求的旅游行程信息，为用户节省了时间和精力，提高了用户对于获取结果的满意度，一定程度上解决了现有技术中获取旅游行程信息时耗时耗力而且获取的结果满意度不高的问题。
Patent WO-2020077734-A1 (WO)
Title: Display module and display apparatus
Inventor: HU SHUIXIU
IPC: G02F1/133
Filed: 2018-11-21
Abstract: Disclosed is a display module (10). The display module (10) comprises: a display panel (100), comprising a display area (101) and a peripheral circuit area (102) arranged at the periphery of the display area (101), wherein the peripheral circuit area (102) is provided with a drive circuit; a drive chip packaging body (200), wherein the drive chip packaging body (200) has a first end (201) and a second end (202) opposite each other, and the first end (201) is electrically connected to the drive circuit; and a circuit board (300) and a connector (400), wherein the circuit board (300) is connected to the second end (202) of the drive chip packaging body (200) by means of the connector (400).
Patent WO-2020010783-A1 (WO)
Inventor: HUANG QING
IPC: C01B32/90
Filed: 2018-11-28
Abstract: 一种MAX相材料、其制备方法及应用。MAX相材料的分子式表示为M  n+1 (A  z A'  1-z )  h X  n ，M选自IIIB、IVB、VB或VIB族元素，A选自Zn、Cu、Ni、Co、Fe或Mn元素，A'选自IB、IIB、VIII、IVA、VA或VIA元素，X选自C和/或N元素，n为1、2、3或4，0＜z≤1，并且MAX相材料的晶胞由M  n+1 X  n 单元与(A  z A'  1-z )  h 层原子交替堆垛而成，h为位于M  n+1 X  n 单元层之间的与(A  z A'  1-z )层原子的层数，且h为1、2或3。
Patent WO-2019137109-A1 (WO)
Title: Color gamut widening device
Inventor: SUN YUBAO
IPC: G02F1/1335
Filed: 2018-11-29
Abstract: A color gamut widening device comprises a light polarization generation device (1) and  M  basic units. The light polarization generation device (1) and the  M  basic units are arranged in parallel along an optical path direction. The basic units comprise a phase retarder group (2) and a light polarization detection device (3). The light polarization generation device (1) is configured to generate linearly polarized light. The phase retarder group (2) is arranged between the light polarization generation device (1) and the light polarization detection device (3), and is configured to perform phase modulation on the linearly polarized light. The light polarization detection device (3) is arranged to filter the phase-modulated linearly polarized light, so as to acquire linearly polarized light of a desired wavelength.
Patent WO-2019153867-A1 (WO)
Inventor: YANG CHONGLING
IPC: G06K19/06
Filed: 2018-12-10
Abstract: 一种二维码生成方法及装置、二维码识别方法及装置、电子设备以及存储介质。该方法包括：根据输入信息生成数据码字序列（S110）；将所述数据码字序列进行加密处理，以生成加密码字序列（S120）；确定纠错块个数（S130）；根据所述纠错块个数对应的构造方式将所述数据码字序列以及所述加密码字序列生成二维码（S140）。
Patent WO-2019128699-A1 (WO)
Title: 基于流表的数据传送方法
Inventor: YUAN HANG
IPC: H04L12/721
Filed: 2018-12-11
Abstract: 本发明涉及一种基于流表的数据传送方法，包括：将流表下发到第一虚拟交换机，以使得第一虚拟交换机对应的外部接口配置成接收来自外部装置的ARP请求；第一虚拟交换机基于流表生成对ARP请求的相应ARP响应；外部接口接收来自外部装置的数据包；确定数据包的目的虚拟机是否处于第一节点对应的物理机；若目的虚拟机处于不同于第一节点的第二节点对应的物理机，则第一虚拟交换机将数据包转发至第二虚拟交换机。其能够可靠而高效地实现数据包在各终端与外部装置之间的双向传递，以及使得分布式路由通信方案能够最大程度地发挥功效。
Patent WO-2020113635-A1 (WO)
Inventor: GUO XIAOBIN
IPC: G01B5/02
Filed: 2018-12-12
Abstract: A graduated scale (100) of a display panel and a measurement device (200). The graduated scale (100) comprises: a scale plate (120) marked with scales (121) and counting type marks (122), wherein the counting type marks (122) are digital marks (123), and the digital marks (123) on the scale plate (120) and the projected digital marks (123) are mirrored with each other; and a light-emitting box (110) providing a light source and projecting the scales (121) and the counting type marks (122) of the scale plate (120) to the display panel, wherein the light-emitting box (110) and the scale plate (120) are oppositely arranged.
Patent WO-2020087700-A1 (WO)
Inventor: ZHANG QINGYI
IPC: H04R9/06
Filed: 2018-12-20
Abstract: An acoustic module and an electronic product. The acoustic module comprises: a module housing, the module housing comprising an upper housing (11) and a lower housing, the module upper housing (11) being provided with a side wall (111) and a top wall (112), a through hole (113) being formed on the side wall (111), the distance between an upper edge of the through hole (113) and the top wall (112) being greater than or equal to half the overall height of the side wall (111), and the upper housing (11) being configured to be capable of being fastened to the lower housing; a fixing member (2) and a microphone (3), the fixing member (2) being fastened and fixed within the upper housing (11), the fixing member (2) being configured to be used to fix the microphone (3) on an inner surface of the top wall (112), a sound channel (21) being formed in the fixing member (2), and the sound channel (21) causing the microphone (3) and the through hole (31) to abut and communicate.
Patent WO-2020073505-A1 (WO)
Inventor: WANG YIWEN
IPC: H04N7/18
Filed: 2018-12-26
Abstract: Disclosed are an image processing method, apparatus and device based on image recognition, and a storage medium. The method comprises: a photographing apparatus photographing a target area to obtain target video data of the target area; screening out a target frame image from the target video data according to a pre-set screening rule, and acquiring a reference image of the target area; comparing feature information of the target frame image with feature information of the reference image to obtain the degree of matching between the target frame image and the reference image; and when the degree of matching between the target frame image and the reference image is less than a pre-set threshold value, determining that a target object breaks into the target area, and automatically recognizing the object that breaks into a monitoring area, thereby improving the efficiency of image recognition.
Patent WO-2020000960-A1 (WO)
Inventor: YU YONGHANG
IPC: G06T7/194
Filed: 2018-12-26
Abstract: Disclosed by the embodiments of the present disclosure are an image separation method, an apparatus, a computer device and a storage medium, the method comprising the following steps: acquiring a foreground pixel value and background pixel value used for separating a target area from an original image; calculating the foreground geodesic distance between each pixel point in the original image and the foreground pixel value, as well as the background geodesic distance between each pixel point and the background pixel value; and calculating the transparency of the target area according to the foreground geodesic distance and the background geodesic distance so as to separate the target area from the original image according to the transparency. The contour extraction of a target area may be more accurate by means of setting a foreground pixel value and background pixel value used for extracting the target area when separating an image, and then calculating the transparency of each pixel point by means of the shortest spatial distance between the pixel point and the foreground pixel value and background pixel value.
Patent WO-2019242281-A1 (WO)
Title: 一种自动磁力辊筒模切机
Inventor: ZHANG ZHANPING
IPC: B26F1/38
Filed: 2018-12-28
Abstract: 一种自动磁力辊筒模切机，包括：沿运动方向依次设置的打印机（1）、传送带（2）、送纸机构（3）、纠偏机构（4）、模切工位一（5）、纠偏及小孔排废机构（6）、模切工位二（7）、排废机构（8）和产品收集机构（9）。该自动磁力辊筒模切机为双模切工位，可以对复杂工艺进行两套刀位模切；通过传送带可以与标准打印机连接，完成打印、模切、排废与产品收集为一体的工作方式。
Patent WO-2019137352-A1 (WO)
Title: On-board radar calibration apparatus
Inventor: SHEN ZHIQIN
IPC: G01S7/00
Filed: 2019-01-08
Abstract: An on-board radar calibration apparatus (100) comprises a laser retroreflection device (20) comprising a laser (21) and a retroreflector (22). The retroreflector (22) is installed on the laser (21). The laser (21) emits laser light to correct the positions of the retroreflector and an on-board radar. The retroreflector (22) reflects a radar wave emitted by the on-board radar, such that the radar wave returns along an original path for calibration of an installation angle of the on-board radar. The invention uses the laser (21) to achieve correction of the retroreflector (22) and the on-board radar, and then uses the retroreflector (22) to calibrate the on-board radar, thereby eliminating the need to rely on other correction devices, and simplifying a calibration operation of the on-board radar.
Patent WO-2019137450-A1 (WO)
Inventor: YOU CHUNHUA
IPC: H04W72/04
Filed: 2019-01-11
Abstract: 本申请实施例公开了一种通信方法和装置，基站给终端配置用于波束失败恢复请求的非竞争性随机接入资源，终端在确定波束失败后，进行随机接入，在随机接入成功后，保留该非竞争性随机接入资源，从而可以减少波束失败恢复的时延以及减少信令开销。
Patent WO-2020155323-A1 (WO)
Inventor: SHEN DAMING
IPC: A47L9/04
Filed: 2019-03-15
Abstract: 一种清洁机器人(10)、控制方法和存储介质，清洁机器人包括滚刷组件(101)、滚刷切换组件(102)、检测组件(103)和控制组件(104)；滚刷组件(101)包括至少两个滚刷；其中，检测组件(103)，用于检测被清洁表面的介质类型，基于检测结果生成信号；控制组件(104)，用于基于所述检测组件(103)的信号控制滚刷切换组件切换(102)至少两个滚刷中的至少一个滚刷执行清洁操作。
Patent WO-2019184890-A1 (WO)
Inventor: ZHU YUANPING
IPC: H04W24/02
Filed: 2019-03-25
Abstract: L'invention concerne un procédé et un appareil de transmission d'informations. Le procédé comprend les étapes suivantes : un nœud relais détermine des premières informations, les premières informations comprenant au moins un élément parmi les informations suivantes : un état de mémoire cache de la granularité du nœud relais, un état de mémoire cache de la granularité d'une RB entre le nœud relais et au moins un premier nœud, un état de mémoire cache de la granularité de chaque nœud dudit premier nœud, un état de cache de la granularité d'une RB entre chaque nœud dudit premier nœud et un nœud enfant, et ledit premier nœud étant un nœud enfant du nœud relais ; et le nœud relais envoie, à un deuxième nœud, un premier paquet transportant les premières informations. De cette manière, un retour d'informations de régulation de flux dans un scénario de réseautage IAB à sauts multiples/connexions multiples est mise en œuvre, de sorte qu'un réglage de commande de flux rationnel est réalisé sur le deuxième nœud.
Patent WO-2020124865-A1 (WO)
Inventor: ZHOU MIAO
IPC: G02B5/30
Filed: 2019-04-03
Abstract: A quantum dot polarizer comprises a quantum dot layer (10) and a polarization layer (30) disposed on the quantum dot layer (10); wherein a low refractive index layer (20) is further disposed between the quantum dot layer (10) and the polarization layer (30). The low refractive index layer (20) comprises a glass substrate (21) and a low refractive index material layer (22) coated on a surface of the glass substrate (21).
Patent WO-2019201239-A1 (WO)
Title: Method and apparatus of neural network for video coding
Inventor: HSIAO YU-LING
IPC: H04N19/52
Filed: 2019-04-16
Abstract: A method and apparatus of video encoding video coding for a video encoder or decoder using Neural Network (NN) are disclosed. According to this method, the multiple frames in a video sequence comprises multiple segments, where each of the multiple segments comprises a set of frames. The NN (Neural Network) processing is applied to a target signal in one or more encoded frames of a target segment in the encoder side or to the target signal in one or more decoded frames of the target segment in the decoder side using one NN parameter set for the target segment. The target signal may correspond to reconstructed residual, reconstructed output, de-blocked output, SAO (sample adaptive offset) output, ALF (adaptive loop filter) output, or a combination thereof. In another embodiment, the NN processing is applied to a target signal only in one or more specific encoded or decoded frames.
Patent WO-2020206753-A1 (WO)
Title: Environmentally-friendly weather-resistant composite strengthened board and preparation method therefor
Inventor: LI GUOPING
IPC: B32B27/36
Filed: 2019-04-25
Abstract: An environmentally-friendly weather-resistant composite strengthened board and preparation method therefor. The environmentally-friendly weather-resistant composite strengthened board sequentially comprises a print film (1), a scrap-resistant layer (2), a wear-resistant layer (3), and a base material layer (4). All the structural layers are made of a degradable material. The environmentally-friendly weather-resistant composite strengthened board prepared by a special preparation process has good weather-resistant performance and high temperature-resistant performance, resolves the problem of bacterial corrosion of a floor board, implements complete degradation of a whole floor board by means of biological degradation while improving the wear-resistant and scrap-resistant performance of the surface of the floor board, and resolves the problem of subsequent environmental pollution caused by a waste board while improving the durability and service life of the floor board.
Patent WO-2020215398-A1 (WO)
Inventor: HE KUNPENG
IPC: H01L27/32
Filed: 2019-05-14
Abstract: Disclosed are an OLED display panel and a manufacturing method therefor. The OLED display panel uses a top-gate type emission device and only requires 8-11 photo processes. In contrast to the existing commonly used 13 photo processes, the present invention can reduce photo processes by two to five processes, and greatly reduces the number of photomasks, the manufacturing time, manufacturing consumables, etc., thereby also greatly reducing the manufacturing costs for performing evaporation on the OLED display panel.
Patent WO-2019238057-A1 (WO)
Inventor: DONG JIAJIA
IPC: C01B21/083
Filed: 2019-06-12
Abstract: 一种FSO 2 N 3 在制备叠氮化合物中的应用，使用FSO 2 N 3 进行重氮转移反应(diazo transfer)，可从一级胺基化合物(包括一级烷基胺类化合物(R-NH 2 )，(杂)芳基胺类化合物(Ar-NH 2 )或磺酰胺类化合物(RSO 2 NH 2 ))快速、安全、高收率地制备对应的叠氮化合物(R-N 3 ，Ar-N 3 或RSO 2 N 3 )；且操作简单、高效。
Patent WO-2020243999-A1 (WO)
Title: 永磁磁悬浮管轨运输系统
Inventor: YANG JIE
IPC: B61B13/08
Filed: 2019-06-21
Abstract: 一种永磁磁悬浮管轨运输系统，包括管道（5），其为空心的圆柱结构；车体，其设置在管道（5）内；管道（5）的四周设置磁轨悬浮导向系统和防护轮，磁轨悬浮导向系统和防护轮在车体运行时保持车体与包围其外部的空心的圆柱结构的管道（5）无接触。该永磁磁悬浮管轨运输系统通过对管道内部进行抽气处理，降低管道内部气压，以减小车体运行时的空气摩擦阻力和气动噪声。
Patent WO-2021000187-A1 (WO)
Title: 振子装置及低剖面天线
Inventor: LIU JIANCHUAN
IPC: H01Q1/38
Filed: 2019-06-30
Abstract: 本发明提供了一种振子装置及低剖面天线。本发明的振子装置在第一金属板法向与第一金属板平行间隔设置的第一金属板及第二金属板；若干寄生柱，寄生柱的一端与第一金属板电连接且远离第二金属板，另一端开路设置；四个馈电柱，馈电柱的一端与第一金属板电连接且远离第二金属板；馈电板，馈电板设有两个差分馈电端口，每个差分馈电端口通过差分馈电线分别与两个馈电柱电连接；其中，一个差分馈电端口对应的两个馈电柱与第一金属板的连接点所在的直线和另一个差分馈电端口对应的两个馈电柱与第一金属板的连接点所在的直线正交，以使振子装置产生正交极化。本发明的振子装置直径小、高度低以使低剖面天线在有限空间与载体共形。
Patent WO-2020011059-A1 (WO)
Title: Magnetic performance measuring device for serialized claw pole generator rotors
Inventor: ZHAO ZHEN
IPC: G01R31/34
Filed: 2019-07-02
Abstract: A magnetic performance measuring device for serialized claw pole generator rotors (16), comprising: an excitation power supply turn-on mechanism, a rotor magnetic field detecting mechanism, a measuring position adjusting mechanism and a pressing mechanism that are successively and fixedly arranged, wherein the rotor magnetic field detecting mechanism comprises: a detection box, and a positioning base (10), an adjusting ring (12), a shaft sleeve (17) and a serialized grooved magnetic conduction ring (13) that are successively arranged in the detection box, and the adjusting ring (12) and the shaft sleeve (17) are used to position different models of tested rotors (16) to achieve a serialized measurement. The claw pole generator rotors (16) are directly used as objects to be measured, the pressing mechanism is used to reduce the influence of the position fluctuation of the rotors (16) during testing, and a measurement position may be changed by means of adjusting an angle of an indexing plate (20), which thus facilitates a plurality of measurements of the same rotor (16) so as to eliminate system errors. A series of different models of rotors (16) may be more conveniently and quickly measured without damaging the tested rotors (16). The measurement results are more sensitive and more directly reflect the pros and cons of the tested rotors (16). The measurement process is relatively simple and low-cost.
Patent WO-2021003700-A1 (WO)
Inventor: FANG YONGGANG
IPC: H04W76/00
Filed: 2019-07-10
Abstract: Methods, systems, and devices related to digital wireless communication, and more specifically, to techniques related to the multi-link operation. In one exemplary aspect, a method for wireless communication includes transmitting a multi-link capability information from a network node indicating the network node is capable of operation on multi-link. In another exemplary aspect, the method includes receiving a multi-link capability indication message and using multi-link association request and response message exchanges to establish or update an association between a station and a network node for operation over one or more wireless links.
Patent WO-2021012254-A1 (WO)
Inventor: LIU HANYING
IPC: G01S17/06
Filed: 2019-07-25
Abstract: A target detection method, a system, and a mobile platform. The method comprises: acquiring a target to be processed detected by a millimeter-wave radar within a preset region; acquiring target auxiliary information detected by an auxiliary sensor within the preset region; and using the target auxiliary information to optimize said target, and obtaining the resulting detected target. The invention employs an auxiliary sensor to optimize a target detected by a millimeter-wave radar, thereby solving the problem in which a millimeter-wave radar has a low resolution and is less sensitive to weak reflectors, and increasing the accuracy of a target detection result.
Patent WO-2020063197-A1 (WO)
Inventor: SUN WENHUI
IPC: G06F16/21
Filed: 2019-08-20
Abstract: Provided is a database switching method, comprising: acquiring a switching request, wherein the switching request is used for switching a main node database from a first database to a second database; determining a switching type on the basis of the switching request; detecting whether a switching environment satisfies a switching condition on the basis of the switching type; and if the switching environment satisfies the switching condition, switching the main node database from the first database to the second database. Further provided are a database switching system, an electronic device and a computer-readable medium.
Patent WO-2020237855-A1 (WO)
Inventor: WANG JIANZONG
IPC: G10L21/0272
Filed: 2019-08-23
Abstract: Disclosed in the present application is a sound separation method. The method comprises: segmenting an original audio and video sample into a plurality of audio and video segments, and extracting a video stream and an audio stream of each audio and video segment; determining a face feature in the video stream of each audio and video segment; obtaining an audio feature in the audio stream of each audio and video segment by using an audio conversion compression method; combining the face feature and the audio feature of each audio and video segment to generate an audio-visual feature of each audio and video segment; taking the audio-visual feature of each audio and video segment as an input of a sound separation model, and training the sound separation model to obtain a trained sound separation model; and taking target audio and video data as an input of the trained sound separation model, and outputting audio data of a person in the target audio and video data. The present application also provides a sound separation device and a computer readable storage medium. The present application can achieve accurate mapping between a sound and a speaker and significantly improve the voice separation quality.
Patent WO-2020078130-A1 (WO)
Title: Video processing method and apparatus, electronic device, and storage medium
Inventor: LIN JINQUAN
IPC: H04N21/4402
Filed: 2019-09-03
Abstract: The present application relates to the technical field of electronic devices, and provides a video processing method and apparatus, an electronic device, and a storage medium. The method is applied to the electronic device. The method comprises: in the process of decoding a video file by the electronic device, obtaining decoding information; determining whether the decoding information is abnormal; if the decoding information is abnormal, adding an identifier of the video file into a preset blacklist; and if the decoding information is normal, adding the identifier of the video file into a preset whitelist, and performing display enhancement processing on the video file. According to the video processing method and apparatus, the electronic device, and the storage medium provided in embodiments of the present application, whether the decoding information of the video file in the decoding process is abnormal is detected, and dynamic blacklist and whitelist management is performed according to the detection result, so as to reduce the probability of video stuck, improve the playing effect and user experience.