CN103207766A - Cluster-type multi-media playing and controlling system facing to complex projection surface - Google Patents

Cluster-type multi-media playing and controlling system facing to complex projection surface Download PDF

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CN103207766A
CN103207766A CN2012100112879A CN201210011287A CN103207766A CN 103207766 A CN103207766 A CN 103207766A CN 2012100112879 A CN2012100112879 A CN 2012100112879A CN 201210011287 A CN201210011287 A CN 201210011287A CN 103207766 A CN103207766 A CN 103207766A
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multi
cluster
projection
multimedia playback
module
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CN2012100112879A
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姜忠鼎
梁思毓
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复旦大学
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Abstract

The invention relates to the fields such as computer graphics, system software, multi-media, a web information management system and the like, in particular to a cluster-type multi-media playing and controlling system facing to a complex projection surface; the system comprises three parts including a multi-media playing and controlling cluster with autonomic computing capability, a multi-projection correction tool bag facing to the complex projection surface, and an on-line service management platform, wherein the multi-media playing and controlling cluster with autonomic computing capability supports large-scale multi-media display, has good stability and fault tolerance, and can coordinate hardware equipment such as lamp light and the like to be matched with ultrahigh resolution video so as to complete rich multi-media display creativity; the multi-projection correction tool bag adopts an interactive editing way and completes multi-projection picture seamless splice aiming at the complex surface; and the on-line service management platform is used for helping a user to edit the multi-media playing and controlling process as well as managing and maintaining the multi-media playing and controlling system by the internet. The system is generally suitable for the large-scale multi-media display which faces to the complex projection surface and is based on the cluster, and provides a technical support and an operation platform for the cultural creative industry, digital entertainment and virtual reality.

Description

面向复杂投影表面的集群式多媒体播放与控制系统技术领域[0001] 本发明涉及计算机图形学、系统软件、多媒体、Web信息管理系统等领域,具体涉及面向复杂投影表面的集群式多媒体播放与控制系统,该系统包括拥有自主计算能力的多媒体播放与控制集群,面向复杂投影表面的多投影校正工具包和在线服务管理平台三个部分。 FIELD cluster media playback and control systems for complex projection surface Technical Field [0001] The present invention relates to computer graphics, software, media, Web information management system, particularly relates to media playback cluster for complex control systems with a projection surface the system includes a computing own multimedia playback control clusters, calibration kits for multi-projection line and the projection surface complex service management platform of three parts. 背景技术[0002] 工业界较成熟的多媒体播放与控制系统是由瑞典公司Dataton研发的Watchout。 [0002] industry is more mature multimedia playback and control system is developed by the Swedish company Watchout Dataton. 学术界较有代表的多媒体显示系统包括Princeton的Scalable Display Wall, UNC的PixelFlex, Minnesota的Power Wall和Illinois的SAGE。 Representatives of academia are more multimedia display system includes a Princeton Scalable Display Wall, UNC's PixelFlex, Minnesota and Illinois Power Wall of the SAGE. 在实际工程应用中,构建多媒体播放与控制系统业务流程包括:用户购买系统序列号后,在线服务平台提供图形化操作界面帮助用户编排多媒体播放与控制流程,用户将生成的多媒体播放与控制系统所需的配置文件上传到在线服务平台;在线服务平台向操作人员提供多投影校正工具包和多媒体播放与控制系统的使用授权;操作人员根据工程现场实际环境,利用多投影校正工具包对多媒体播放与控制集群的多投影画面进行校正;操作人员将校正结果分发到集群每一个显示结点并通过在线服务平台备份;操作人员从在线服务平台下载所需配置文件并分发给多媒体播放与控制系统;多媒体播放与控制系统加载校正结果和配置文件完成多媒体播放与控制。 In practical engineering applications, building multimedia playback and control system business processes, including: the user to purchase the system serial number, online services platform provides a graphical user interface to help users arrange multimedia playback and control flow, multimedia playback and control system users will generate the need to upload the configuration file to the online service platform; online service platform providing licensing multi-projector calibration kits and multimedia playback and control systems to the operator; the operator according to the project site physical environment, the use of multi-projector calibration kit for multimedia playback and cluster control correcting multi-projection screen; operator correction result is distributed to each of the display cluster node and the online backup service platform; operator internet download from the online service required configuration file and distributed control systems and multimedia playback; multimedia playback and calibration results and the control system configuration file loading complete a multimedia playback control. [0003] 然而,随着集群规模的扩大,多媒体播放与控制系统对集群的稳定性和容错性提出了更高的要求,为此本发明提出了拥有自主计算能力的主从式集群架构。 [0003] However, with the expansion of the cluster size, and multimedia playback control system stability and fault tolerance of a cluster of a higher requirement for this proposed own computing capability cluster master-slave architecture of the present invention. 此外,随着硬件和文化产业的发展,多媒体播放与控制系统表现形式更为丰富,为此本发明涉及多媒体播放与控制系统支持多种类型输入源、支持通过灯光等设备共同构建完整的多媒体展示。 In addition, with the development of cultural industries and hardware, multimedia playback and control system forms more abundant, for which the present invention relates to multimedia playback and control systems support multiple types of input sources, support work together to build a complete multimedia presentations by lighting and other equipment . 发明内容[0004] 本发明提供了一种面向复杂投影表面集群式大规模多媒体播放与控制系统,包括拥有自主计算能力的多媒体播放与控制集群、面向复杂投影表面的多投影校正工具包以及在线服务管理平台三个部分。 [0004] The present invention provides a complex for large-scale projection surface cluster and control multimedia playback system, including the ability to have independent computing and multimedia playback control cluster, the multi-projection kit for complex correction of the projection surface and online services three parts management platform. [0005]本发明中,拥有自主计算能力的多媒体播放与控制集群包含拥有自主计算能力的主从式集群架构和支持丰富表现形式的多媒体播放与控制系统;[0006] 所述的拥有自主计算能力的主从式集群架构由网络模块、异常处理模块和自主迁移模块组成,提供稳定、一致、容错、可伸缩的集群运行环境;[0007] 所述网络模块,用于主控结点监控并协调各个从属结点状态并保持集群内结点状态的一致性,以视频播放为例,各个结点同步绘制相同视频序列帧。 [0005] In the present invention, with independent computing power and multimedia player comprising a control cluster has independent computing power and master-slave architecture supports a rich cluster of manifestations and multimedia playback control system; [0006] The computing power of their own the master-slave architecture of the cluster network module, exception handling module and migration independent modules, to provide a stable, consistent, fault-tolerant, scalable cluster operating environment; [0007] the network module, for monitoring and coordinating the master node each slave node cluster state and maintain the consistency of the state node to video playback, for example, each node synchronized to draw the same video sequence frames. [0008] 所述异常处理模块,用于处理从属结点发生异常,当从属结点发生异常时,异常处理模块将该结点剔除集群,并在该结点恢复正常后重新将其加入集群。 [0008] The exception processing module for processing the slave node exception occurs, the slave node when an abnormality occurs, the exception processing module is removed after the cluster node, and the node returns to normal again be added to the cluster. [0009] 所述自主迁移模块,用于处理主控结点发生异常,当主控结点发生异常时,自主迁移模块在集群中推选新的结点,将其指派为主控结点。 [0009] The migration module is autonomous, the master node for processing exception occurs, the master node when an abnormality occurs, the selection of a new independent migration module nodes in the cluster, which is assigned to the master node. [0010] 所述的支持丰富表现形式的多媒体播放与控制系统由投影显示模块和多媒体控制管理模块组成,支持多种输入源且能协调灯光等设备完成大规模多媒体展示;[0011] 所述投影显示模块,用于将多媒体文件通过投影显示,包含解码过程和绘制过程,所述解码过程,用于将输入源转换为统一格式的缓存帧,输入源包含视频、图像、桌面捕获数据等,所述绘制过程,用于加载多投影校正结果并在投影前对画面进行校正;[0012] 所述多媒体播放与控制系统管理模块,用于在多媒体播放与控制过程中,根据用户创建的配置文件,与灯光等设备系统通讯,并响应外部控制命令,所述通讯包括通过可执行程序调用、DMX512协议、串口通信和网络通信等方式,所述灯光等设备包括灯光、音响、动感座椅等,所述外部控制命令包括暂停、继续、寻址、循环等控制指令 [0010] The form of support abundant multimedia playback control by the projection display system and a display control module management module, and can support a variety of input sources lighting and other equipment to complete the coordination of a large scale multimedia presentations; [0011] The projection display means for displaying the multimedia file through the projection, and a drawing process comprising a decoding process, the decoding process for the frame buffer input source is converted to a uniform format, the input source comprises a video, image, data and the like to capture the desktop, the said drawing process, for loading of the multi-projection screen and the correction result is corrected in a front projection; [0012] the multimedia playback system management and control module, and in a multimedia playback control process, based on the profile created by the user, lighting and other equipment and communication systems, and responsive to external control commands, the communication calls comprising executable program, DMX512 protocol, serial communications and network communications, etc., the lighting equipment including lighting, sound, and other dynamic seat, the said external control command including pause, resume, addressing, and other control instruction cycle [0013] 本发明中,针对传统多投影校正技术受到物理环境的限制,所述的面向复杂投影表面的多投影校正工具包基于交互式编辑,通过全画布空间设置、几何校正、颜色校正、纹理变形以及遮罩编辑,通过交互式编辑的方式实现多投影输出画面在复杂投影表面的无缝拼接,有效解决了复杂投影表面的多投影画面拼接校正;[0014] 所述全画布空间设置,用于建立投影仪与显示表面之间映射关系以及纹理资源与显不表面的映射关系;[0015] 所述几何校正,用于实现纹理坐标到投影仪窗口坐标的映射,保持多投影拼接画面几何上的连贯性;[0016] 所述颜色校正,用于调节投影仪重叠区域Alpha亮度以及投影仪之间的色差,保持多投影拼接画面亮度和色彩上的一致性;[0017] 所述纹理变形,用于对纹理资源本身进行变形,与几何编辑相结合,使多投影拼接画面适用于 [0013] In the present invention, limited by the physical environment for the traditional multi-projection correction technique, the complexity of the multi-projection facing the projection surface based on the correction kit interactive editing, the space provided by the full canvas, geometric correction, color correction, texture modifications and editing mask, interactive editing is achieved by way of the output multi-projection screen projection surface seamless complex, effectively solve complex multi-projection screen projection surface splicing correction; [0014] the full canvas space provided with to establish a mapping relationship between the projector and the display surface, and a texture mapping relationship between resources and no significant surface; [0015] the geometric correction, mapping texture coordinates for realizing window coordinates of the projector, the projection holding multiple splicing picture geometry coherence; [0016] the color correction for adjusting color overlapping area between the projector and a projector luminance Alpha, stitching holding the multi-projection screen brightness and color consistency; [0017] the texture distortion, resources for texture modification itself, combined with the geometric editing the multi-projection screen suitable for splicing 复杂投影表面;[0018] 所述遮罩编辑,用于编辑不规则表面的轮廓并生成包含深度信息的位图作为蒙版,剔除显示表面外的投影画面。 Complex projection surface; [0018] The mask editor for editing an irregular surface contour and generates bitmap contains depth information as a mask, removing the outer surface of the projection screen display. [0019] 本发明中,在线服务管理平台包含授权认证模块、资源管理模块和多媒体播放与控制系统的配置文件生成模块,为用户编排多媒体播放与控制流程,利用互联网管理和维护多媒体播放与控制系统提供优质的技术服务和方便的管理维护;[0020] 所述配置文件生成模块,用于定制多媒体播放与控制流程,根据多媒体展示的需求,利用图形化界面在时间轴上配置多媒体播放与控制过程中灯光等硬件的协同工作;[0021] 所述授权认证模块,用于为多媒体播放与控制系统授权认证,通过结合加密狗硬件加密策略和明文许可证文件加密策略防止系统被盗用和侵权;[0022] 所述资源管理模块,用于存储和备份多媒体播放与控制系统所需资源和数据,帮助用户更新和维护多媒体播放与控制系统。 [0019] The present invention, the online service management platform configuration file contains authorization and authentication module, resource management module, and multimedia playback and control system generation module, the user scheduling multimedia playback and control flow, using the Internet to manage and maintain multimedia playback and control system technology to provide high quality services and the management and maintenance; [0020] the configuration file generating module configured to customize the multimedia playback control flow, according to the needs of multimedia presentations, using a graphical interface and a multimedia playback control procedure on the time axis collaborative work lights and other hardware; [0021] the authorization and authentication module for multimedia playback authorization and authentication with the control system, in conjunction with the dongle hardware encryption policy license file and a plaintext encryption system policy prevents theft and abuse; [ 0022] the resource management module, the resources and data to help update and maintain user media playback and a control system for multimedia playback and storage and backup control system. [0023]本发明采用拥有自主计算能力的多媒体播放与控制集群,该集群中拥有自主计算能力的集群架构,提升了大规模集群运行的稳定性和容错性,为大型多媒体播放与控制提供了稳定、可靠的执行环境,该集群中支持丰富表现形式的多媒体播放与控制系统,充分考虑主流硬件的发展和不断丰富的多媒体展示创意,为多媒体展示提供了技术支持;本发明采用面向复杂投影表面的多投影校正工具包,针对实际工业应用,通过交互式编辑的方式,完成多投影显示画面校正;本发明采用在线服务平台,帮助用户编排多媒体播放与控制流程,利用互联网管理和维护多媒体播放与控制系统。 [0023] The present invention uses the computing power own multimedia playback control cluster, the cluster has a cluster architecture independent computing capability to enhance the stability and fault tolerance massive cluster operation, provides a stable and large multimedia playback control and reliable execution environment, the cluster supports a rich form of multimedia playback and control system, give full consideration to the development of mainstream hardware and constantly enrich the multimedia show creativity, provide technical support for multimedia presentations; the invention uses for the complex projection surface multi-projector calibration kit for practical industrial applications, interactive editing mode, complete the multi-projection display screen correction; the invention using online services platform to help users arrange multimedia playback and control processes, manage and maintain the use of the internet and multimedia playback control system. [0024] 本发明普遍适用于构建面向复杂投影表面集群式多媒体播放与控制系统,随着文化创意产业的发展,本发明提出的面向复杂投影表面集群式多媒体播放与控制系统具有广阔的应用前景,具有重大的经济价值和社会价值。 [0024] The present invention is generally applicable to multimedia player to build a cluster and control system for complex projection surface, with the development of cultural and creative industries, clusters and multimedia player control system for complex projection surface proposed by the invention has broad application prospects, great economic and social value. [0025] 本发明的优点是:[0026] 1,拥有自主计算能力的多媒体播放与控制集群,支持大规模多媒体展示,有很好的稳定性和容错性,并能协调灯光等硬件设备配合超高分辨率视频,完成丰富的多媒体展示创意。 [0025] The advantage of the present invention are: [0026] 1, with independent computing power and multimedia playback control cluster support large-scale multimedia presentations, has good stability and fault tolerance, and other hardware devices can coordinate lighting with ultra high-resolution video, complete creative rich multimedia presentations. [0027] 2,面向复杂投影表面的多投影校正工具包,通过交互式编辑的方式,面向复杂投影表面,画面无缝拼接,完成多投影显示画面校正。 [0027] 2, the correction tool for complex multi-projector projection surface packets by way of interactive editing, for complex projection surface, seamless screen, to complete the multi-projection display correction. [0028] 3,在线服务平台,帮助用户编排多媒体播放与控制流程,利用互联网管理和维护多媒体播放与控制系统。 [0028] 3, online services platform to help users arrange multimedia playback and control processes, manage and maintain the use of the Internet and multimedia playback control system. 附图说明[0029]图1为本发明的面向复杂投影表面集群式多媒体播放与控制系统架构示意图。 BRIEF DESCRIPTION OF multimedia player cluster architecture diagram [0029] Figure 1 of the present invention for complex control system and a projection surface. [0030]图2为本发明的多媒体播放与控制集群自主计算的示例流程图。 [0030] Examples of multimedia playback control cluster with the present invention. FIG. 2 is a flowchart of autonomic computing. [0031] 图3为本发明的投影显示模块的流程图。 Flowchart projection module [0031] FIG. 3 of the present invention. FIG. [0032]图4为本发明的多媒体播放与控制系统管理模块的工作原理示意图。 [0032] FIG. 4 is a schematic view of the invention of the multimedia player and operating principle of the control system management module. [0033] 图5为本发明的使用多投影工具包进行多投影画面校正的一般步骤。 [0033] FIG. 5 using the present invention, the multi-projection multi-step kit general correction projection screen. [0034]图6为本发明的构建多媒体播放与控制系统的业务流程图。 [0034] The flowchart of FIG. 6 business and multimedia playback control system of the present invention is constructed. 具体实施方式[0035] 为使本发明的目的、技术方案和优点更加清楚明白,下面结合实例和附图,对本发明进一步详细说明。 DETAILED DESCRIPTION [0035] To make the objectives, technical solutions, and advantages of the present invention will become apparent in the following with examples and figures, the present invention is described in further detail. [0036] 下面结合图2对本发明中拥有自主计算能力的集群架构工作原理进行说明。 [0036] FIG. 2 below in connection with the present invention, the cluster architecture works with independent computing power will be described. [0037] 参见图2,为本发明涉及多媒体播放与控制集群中自主计算的工作原理示意图,如下步骤对工作原理进行说明:[0038] 步骤201,基于主从式架构的多媒体播放与控制集群启动后,网络模块协调集群内各个结点状态同步,以视频播放为例,各个结点同步绘制当前序列帧。 [0037] Referring to Figure 2, a schematic view of the working principle of the present invention relates to a multimedia playback control of autonomic computing cluster, the steps of the operation will be explained: [0038] Step 201, based on a master-slave architecture multimedia playback control cluster starts after coordinating the network module each node cluster state synchronization point, video playback, for example, each node frame synchronization sequence current draw. [0039] 步骤202,从结点3出现异常,网络模块监测到该结点异常,异常处理模块将该结点剔除集群列表。 [0039] Step 202, abnormal, network monitoring module from node 3 to the node exception, the exception handling module excluding the node a list of clusters. [0040] 步骤203,从结点3恢复正常,网络模块监测到该结点从异常中恢复,异常处理模块将该结点重新列入集群列表。 [0040] Step 203, from node 3 back to normal, the network module monitors the node to recover from the exception, the exception handling module included in the re-cluster node list. [0041] 步骤204,主结点发生异常,自主迁移模块在集群剩余结点中选取ID最小的结点,将其指派为主控结点。 [0041] Step 204, the master node abnormality occurs, independent migration module selecting the smallest node ID in the remaining nodes in the cluster, which is assigned to the master node. [0042] 所述异常包含软件异常、网络异常和硬件异常。 [0042] The software comprises abnormality abnormality, abnormal network and hardware exceptions. 所述ID为集群中每个结点拥有的互不相同的标识符号。 The ID of each node in the cluster has a mutually different identification symbol. [0043] 下面通过图3、图4的实例对本发明的支持丰富表现形式的多媒体播放与控制系统进行举例说明。 [0043] 3 below, example of Figure 4 forms a rich multimedia playback with the control system illustrated by FIG support for the present invention. [0044] 参见图3,为本发明中支持丰富表现形式的多媒体播放与控制系统中投影显示模块的工作流程示意图,如下步骤就解码与显示流程进行描述:[0045] 步骤301,解码,用于将输入源转换为统一格式的缓存帧,所述的输入源包含视频、图像、桌面捕获数据和摄像头捕获数据;[0046] 步骤302,投影显示,用于加载多投影校正结果并在投影前对画面进行校正。 [0044] Referring to Figure 3, the present invention supports various forms of work flow schematic projection display module, the steps described with respect to decoding and display process and multimedia playback control system: [0045] Step 301, the decoding for converting the input source to a uniform format of the frame buffer, said input source comprises a video, image, data and the desktop capture camera to capture data; [0046] step 302, the projection display, for loading the multi-projection on the correction result and a front projection picture correction. [0047] 参见图4,为本发明中支持丰富表现形式的多媒体播放与控制系统中管理模块工作原理示意图,包含多媒体播放流程控制和外部消息处理。 [0047] Referring to Figure 4, the present invention supports various forms of multimedia playback system, and control the functional diagram of the management module, comprising a multimedia player and an external flow control message processing. [0048] 所述多媒体播放流程控制,根据用户定义的多媒体播放与控制系统配置文件中描述,通过可执行程序调用、DMX512协议、串口通信、网络通信等通讯方式,协调灯光等硬件设备完成多媒体播放与控制。 [0048] The multimedia playback process control, multimedia playback system, and control the user-defined profile is described, by calling the executable program, DMX512 protocol, serial communication, communication network communications, lighting and other hardware devices to complete the coordination multimedia player and control. 所述灯光等硬件设备主要包括灯光,音响、动感座椅等硬件设备。 The lighting and other hardware devices including lighting, sound, dynamic seat and other hardware devices. [0049] 所述外部消息处理,可在多媒体播放过程中响应用户发起的外部指令,常见有暂停、继续、寻址、循环等。 [0049] The external messaging, may be responsive to an external command initiated by a user in the multimedia playback, the common pause, continue, addressing, circulation. [0050] 下面通过图5对本发明中面向复杂投影表面多投影校正技术的步骤进行说明。 [0050] The present invention will be described below in FIG. 5 Step projection surface facing complex multi-projection correction technique. [0051] 参见图5,为本发明中面向复杂投影表面多投影校正技术一般步骤,包含全画布空间技术、几何校正、颜色校正、纹理变形和遮罩编辑:[0052] 步骤501,全画布空间技术,用于建立投影仪与显示表面之间映射关系以及纹理资源与显示表面的映射关系;[0053] 步骤502,几何校正,用于实现纹理坐标到投影仪窗口坐标的映射,保持多投影拼接画面几何上的连贯性与一致性;[0054] 步骤503,颜色校正,用于调节投影仪重叠区域Alpha亮度以及投影仪之间的色差,保持多投影拼接画面亮度和色彩上的一致性与连贯性;[0055] 步骤504,纹理变形,用于对纹理资源本身进行变形,与几何编辑相结合,使多投影拼接画面适用于复杂投影表面;[0056] 步骤505,遮罩编辑,用于编辑不规则表面的轮廓并生成包含深度信息的位图作为蒙版,剔除显示表面外的投影画面;[0057] 步 [0051] Referring to Figure 5, the present invention is a projection surface for complex multi-projection correction techniques to the general procedure, comprising a full canvas space technology, geometric correction, color correction, and the deformation texture Maskedit: [0052] Step 501, the whole space canvas technology for creating a texture mapping relationship and mapping relationship between the resource and the display surface of the projector and the display surface; [0053] step 502, geometric correction, mapping texture coordinates for realizing a projector window coordinates, the multi-projection splice holder coherence and consistency screen geometry; [0054] step 503, color correction, for adjusting the color difference between the overlapping area of ​​the projector and a projector Alpha brightness, coherence and consistency maintained on the multi-projection mosaic screen brightness and color sex; [0055] step 504, the deformation texture, texture resource for modification, combined with the geometric editor itself, so that multi-projection screen for complex mosaic projection surface; [0056] step 505, a mask editor for editing irregular contoured surface and to generate a bit map comprising depth information of a mask, the outer surface of the projection screen display removed; [0057] step 504和步骤505根据显示表面的具体特征可以略过,校正结果保存在多媒体播放与控制集群各个结点上,同时在服务平台也有数据备份。 Step 504 and 505 according to a particular feature of the display surface can be skipped, the correction result is stored in each node cluster multimedia playback control, while data backup service platform. [0058] 下面通过图6对本发明中多媒体播放与控制系统构建业务流程进行说明[0059] 参见图6,为本发明中多媒体播放与控制系统的构建流程,如下步骤包括授权认证、配置文件生成和多投影校正。 [0058] Next will be described [0059] Referring to Figure 6, the build process of the present invention, a multimedia player and control system, the steps comprising authorization and authentication, configuration file 6 constructing the business process of the present invention, a multimedia playback control system generates and multi-projector calibration. [0060] 步骤601,授权认证,用户通过在线服务平台购买系统序列号,在线服务平台为操作人员提供多媒体播放与控制系统的授权认证,认证方法采用加密狗硬件加密策略和明文许可证文件加密策略相结合的方法,防止系统被盗用和侵权。 [0060] In step 601, authorization and authentication, the user purchases the system serial number through the online service platform, online service platform providing authorization and authentication of multimedia playback and control systems for operator authentication method using hardware dongle license file encryption policies and plaintext encryption policy the method of combining the system to prevent theft and abuse. [0061] 步骤602,配置文件生成,用户根据多媒体播放与控制系统的实际需求,用图形化界面在时间轴上配置多媒体播放与控制过程中灯光等硬件设备的协同工作,并将生成的配置文件上传到在线服务平台。 [0061] Step 602, the profile generator, according to the actual needs of the user and the multimedia playback control system using a graphical interface to work with the multimedia playback control during lighting and other hardware devices on the time axis, and the resulting profile uploaded to an online service platform. [0062] 步骤603,多投影校正,操作人员根据现场实际工程环境,利用多投影校正工具包,完成面向复杂投影表面的多投影校正,将校正结果分发到多媒体播放与控制集群并备份至在线服务平台。 [0062] Step 603, the multi-projection correction, the operator according to the actual engineering environment, the use of multi-projector calibration kit, complete multi-projection corrected for complex projection surface, the correction result is distributed to the multimedia playback control cluster and backed up to the online service platform. [0063] 以上所述的具体实施例,对本发明的目的、技术方案和结果进行了进一步详细说明,所应理解的是,以上所述仅为本发明的具体实施例而已,并不用于限定本发明的保护范围,凡在本发明的精神和原则之内,所做的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 [0063] The foregoing specific embodiments, the objectives, technical solutions and the results of the present invention are described in further detail, should be understood that the above descriptions are merely embodiments of the present invention, but not intended to limit the present the scope of the invention, within the spirit and principles of the present invention, any changes made, equivalent substitutions and improvements should be included within the scope of the present invention.

Claims (6)

1.一种面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,该系统包括一种有自主计算能力的多媒体播放与控制集群、一种面向复杂投影表面的多投影校正工具包以及一种在线服务管理平台; 所述有自主计算能力的多媒体播放与控制集群,支持大规模多媒体显示,有稳定性和容错性,协调硬件设备配合超高分辨率视频,完成多媒体展示; 所述多投影校正工具包,采用交互式编辑的方式,完成复杂表面的多投影画面无缝拼接; 所述在线服务管理平台,为用户编排多媒体播放与控制流程,利用互联网管理和维护多媒体播放与控制系统。 A cluster for complex large-scale projection surface and multimedia playback control system, characterized in that the system comprises one multimedia player with the ability to control autonomic computing cluster, correcting multi-projection tool for complex surface projection package as well as an online service management platform; the ability to have independent computing cluster control multimedia playback and support large-scale multimedia display, there is stability and fault tolerance, coordination of hardware devices with ultra-high resolution video, complete multimedia presentations; the the multi-projection calibration kits, the use of interactive editing manner, the complex surface of the seamless multi-projection screen; the online service management platform, a multimedia player and the user scheduling control flow, the use of the internet and multimedia playback management and maintenance of the control system .
2.如权利要求1所述的面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,所述的有自主计算能力的多媒体播放与控制集群,包含一种有自主计算能力的主从式集群架构系统和一种支持丰富表现形式的多媒体播放与控制系统。 2. The facing surface of the projection cluster complex large-scale multimedia playback control system according to claim 1, wherein said computing power with independent multimedia playback control cluster, a kind comprising a main autonomic computing power slave system and a cluster architecture supports rich forms of multimedia playback and control systems.
3.如权利要求2所述的面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,所述的有自主计算能力的主从式集群架构系统,包括网络模块、异常处理模块和自主迁移模块; 所述网络模块,用于主控结点监控并协调各个从属结点状态并保持集群内结点状态的一致性; 所述异常处理模块,用于处理从属结点发生异常,当从属结点发生异常时,异常处理模块将该结点剔除集群,并在该结点恢复正常后重新将其加入集群; 所述自主迁移模块,用于处理主控结点发生异常,当主控结点发生异常时,自主迁移模块在集群中推选新的结点,将其指派为主控结点。 3. The projection surface facing complex cluster of mass multimedia playback control system according to claim 2, wherein said main autonomic computing capability slave cluster architecture system includes a network module, exception handling module, and independent migration module; the network module, for monitoring the master node and each slave node coordinate state and coherence within the cluster node holding state; the exception handling module, for processing the slave node abnormality occurs, when after the slave node when an abnormality occurs, the exception handling module remove the cluster node, and the node returns to normal again be added to the cluster; the autonomous migration module for processing the master node abnormality occurs, when the master when abnormality occurs node, selection of new independent migration module nodes in the cluster, which is assigned to the master node.
4.如权利要求2所述的面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,所述的一种支持丰富表现形式的多媒体播放与控制系统,包括投影显示模块和多媒体控制管理模块; 所述投影显示模块,用于将多媒体文件通过投影显示,包含解码过程和绘制过程,所述解码过程,用于将输入源转换为统一格式的缓存帧,输入源包含视频、图像、桌面捕获数据,所述绘制过程,用于加载多投影校正结果并在投影前对输出画面进行校正; 所述多媒体播放与控制系统管理模块,用于在多媒体播放与控制过程中,根据创建的配置文件,与灯光设备系统通讯,并响应外部控制命令;所述通讯包括可执行程序调用、DMX512协议、串口通讯和网络通信方式,所述灯光设备包括灯光、音响、动感座椅,所述外部控制命令包括暂停、继续、寻址、循环控制指 For complex large-scale projection surface cluster multimedia playback control system according to claim 2, characterized in that a support forms a rich multimedia playback and control system, comprising a projection display and a display control module management module; the projection display module, for displaying the multimedia file through the projection, and a drawing process comprising a decoding process, the decoding process for converting an input source for the format of the frame buffer, comprising a video input source, an image, Desktop capture data, the rendering process for loading a multi-projector correction result and output corrected picture prior to projection; the multimedia player module management and control system, and in a multimedia playback control procedure in accordance with the created configuration file, lighting equipment and the communication system, and responsive to an external control command; comprising executable program calls the communication, DMX512 protocol, serial communications, and a network communication mode, the lighting equipment including lighting, sound, dynamic seat, the external control command including pause, resume, addressing, loop control means .
5.如权利要求1所述的面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,所述的一种面向复杂投影表面的多投影校正工具包,使用其进行多投影画面校正的过程包括全画布空间设置、几何校正、颜色校正、纹理变形和遮罩编辑; 所述全画布空间设置,用于建立投影仪与显示表面之间映射关系以及纹理资源与显示表面的映射关系; 所述几何校正,用于实现纹理坐标到投影仪窗口坐标的映射,保持多投影拼接画面几何上的连贯性; 所述颜色校正,用于调节投影仪重叠区域Alpha亮度以及投影仪之间的色差,保持多投影拼接画面亮度和色彩上的一致性; 所述纹理变形,用于对纹理资源本身进行变形,与几何编辑相结合,使多投影拼接画面适用于复杂投影表面; 所述遮罩编辑,用于编辑不规则表面的轮廓并生成包含深度信息的位图作为蒙 5. The projection surface facing complex cluster of mass multimedia playback control system according to claim 1, wherein said multi-projection oriented projection surface complex correction tool package using the multi-projection screen for which a correction the space setting process includes the full canvas, geometric correction, color correction, and the deformation texture Maskedit; the full canvas space is provided, for establishing the projector and the display surface, and a mapping relationship between a resource mapping relationship between the texture and the display surface; the geometric correction, mapping texture coordinates for realizing a projector window coordinates, maintain consistency in the multi-projection geometry mosaic picture; the color correction, color overlapping area between the projector and a projector Alpha for adjusting brightness , the splice holding multi-projection screen brightness and color consistency; the deformation texture, texture resource for the modification itself, combined with the geometric editing the multi-projection screen for complex mosaic projection surface; the Maskedit for editing an irregular surface contour and generates a bitmap mask comprising a depth information 版,剔除显示表面外的投影画面。 Edition, excluding the outer surface of the projection screen display.
6.如权利要求1所述的面向复杂投影表面集群式大规模多媒体播放与控制系统,其特征在于,所述的一种在线服务平台,包括配置文件生成模块、授权认证模块和资源管理模块; 所述配置文件生成模块,用于定制多媒体播放与控制流程,根据多媒体展示的需求,利用图形化界面在时间轴上配置多媒体播放与控制过程中灯光硬件设备的协同工作; 所述授权认证模块,用于为多媒体播放与控制系统授权认证,通过结合加密狗硬件加密策略和明文许可证文件加密策略防止系统被盗用和侵权; 所述资源管理模块,用于存储和备份多媒体播放与控制系统所需资源和数据,帮助用户更新和维护多媒体播放与控制系统。 6. A facing according to claim 1 cluster complex projection surface and a large-scale multimedia playback control system, wherein, according to an online service platform, including the configuration file generating module, authorization and authentication module and a resource management module; the configuration file generating module configured to customize the multimedia playback control flow, according to the needs of multimedia presentations, using a graphical interface to work with the multimedia playback control process of the lighting hardware devices on a time axis; said authorization authentication module, and a control system for multimedia playback authorization and authentication, encryption hardware dongle by binding a license policy and a plaintext file encryption system policy prevents theft and abuse; the required resource management module, and for storing backup multimedia playback and control system resources and data to help users update and maintain multimedia playback and control systems.
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