CN103096101A - Video synthesis method, device and electronic equipment - Google Patents

Video synthesis method, device and electronic equipment Download PDF

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CN103096101A
CN103096101A CN2011103490812A CN201110349081A CN103096101A CN 103096101 A CN103096101 A CN 103096101A CN 2011103490812 A CN2011103490812 A CN 2011103490812A CN 201110349081 A CN201110349081 A CN 201110349081A CN 103096101 A CN103096101 A CN 103096101A
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image
video
frame
unit
image frame
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CN103096101B (en
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李凡智
郭强
刘旭国
杨良印
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联想(北京)有限公司
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Abstract

The invention provides a video synthesis method which is used for electronic equipment provided with a display unit and at least two image acquisition units. The video synthesis method includes that images acquired by the at least two image acquisition units are received, and an image frame of a first video is produced by the utilization of the images; at least a part of displayed images of the display unit is obtained, an image frame of a second video is produced, the image frame of the first video and the image frame of the second video are synthesized to be as an image frame of a third video; and the steps are repeated sequentially until the image acquisition units stop image acquisition. The invention further provides a corresponding device and electronic equipment of the method, the corresponding device and the electronic equipment of the method comprise a generating unit of the image frame of the first video, a generating unit of the image frame of the second video and a video synthesis unit. The video synthesis method, the device and the electronic equipment achieve the purpose that videos are synthesized with existing videos while the videos are collected, and therefore video synthesis real-time requirements are met.

Description

视频合成方法、装置及电子设备 Video synthesis method, apparatus, and an electronic device

技术领域 FIELD

[0001] 本发明涉及多媒体通信领域,尤其涉及一种视频合成方法、装置及电子设备。 [0001] The present invention relates to multimedia communications, and more particularly relates to a video synthesizing method, apparatus, and an electronic device.

背景技术 Background technique

[0002] 视频合成是视频制作中常见的技术,例如,为了某种需求,拍摄一段演讲者的视频,再将已有的视频作为背景,将两者合成为一段影像,由于在合成的过程中需要考虑到拍摄的视频和已有视频间的匹配,例如,拍摄的是3D影像,而已有的是2D影像,进行合成时要考虑到3D与2D的匹配,所以目前常见的做法为,先完成摄影然后再进行影像合成、后期制作等过程,这种方法只能在拍摄完成以后再进行视频的合成,而不能实现边拍摄边合成,因而不能满足实时性的需求。 [0002] video synthesis is common in video production techniques, for example, for some needs, shoot a video of the speaker, then the existing video as a background, both for the period of synthetic images, as in the process of synthesis need to consider the match between the video and the video has been captured, for example, shooting a 3D image, just some 2D images, synthesized to take into account when matching 3D and 2D, it is now common practice, and then to complete photography then image synthesis, post-production process, this method can only be re-synthesized video after the film was finished, while shooting side-by-synthesis can not be achieved, and therefore can not meet the needs of real-time.

发明内容 SUMMARY

[0003] 有鉴于此,本发明提供了一种视频合成方法,目的在于解决现有的视频合成方法不能满足实时性的问题。 [0003] Accordingly, the present invention provides a method for synthesizing a video, a video object to solve the conventional synthesis method can not meet the real-time problems.

[0004] 一种视频合成方法,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,包括: [0004] A video synthesizing method, applied to an electronic device, said electronic device having a display unit and at least two image acquisition unit, comprising:

[0005] 接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧; [0005] received by at least two image frames of the image to the image acquisition unit, and generates a first video using the image;

[0006] 获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; [0006] obtaining at least a portion of the display image currently displayed unit, generating a second video image frame;

[0007] 合成所述第一视频的图像帧和所述第二视频的图像帧,作为第三视频的图像帧; [0007] Synthesis of the first frame video image and a second video image frame, as the third video image frame;

[0008] 实时重复上述步骤直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 [0008] Repeat until the real-time image acquisition unit stops acquiring images, such that the first and the second video is the video synthesizing the third video.

[0009] 优选地,所述第一视频为3D视频。 [0009] Preferably, the first video is a 3D video.

[0010] 优选地,当所述显示屏显示的图像的至少一部分为2D时,所述生成第二视频的图像中贞包括: Image [0010] Preferably, when the image is displayed on the screen at least a portion 2D, the generating the second video Chen comprising:

[0011] 根据接收到的预设的参数,将所述显示单元显示的图像的至少一部分设置为嵌入所述第一视频的图像帧中的格式。 [0011] According to the preset parameters received, at least a portion of the display unit of the image display format is embedded in said first image frame of video.

[0012] 优选地,当所述显示单元显示的图像的至少一部分为3D图像时,所述生成第二视频的图像帧包括: [0012] Preferably, when the image display unit displays the at least part of the 3D image, generating the second video image frame comprises:

[0013] 根据预设的参数,将所述显示单元显示的图像的至少一部分设置为与所述第一视频的图像帧相同格式的图像帧。 [0013] The predetermined parameters, at least a portion of the image display unit is the same format as the image frame of the first video image frame of the display.

[0014] 优选地,所述接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧,包括: [0014] Preferably, the receiving the at least two acquired by the image acquisition unit to the image, and generating a first video image frame by using the image, comprising:

[0015] 接收由两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧;所述两个摄像头设置于同一平面。 [0015] received by the two cameras to capture the image, and generating a first video image frame by using the image; the two cameras disposed in the same plane.

[0016] 优选地,当所述显示单元当前显示的图像的至少一部分为2D图像时,所述生成第二视频的图像帧包括: [0016] Preferably, when the image of the display unit currently displayed as a 2D image of at least part of the generation of the second video image frame comprises:

[0017] 依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离; [0017] According dual cameras ranging principle, calculates the distance between the camera plane and the object plane is acquired;

[0018] 根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 [0018] The distance and the distance between the two cameras, using an image shearing technique, the display image into a video frame matching the first image display unit at least a portion of the second frame of the video image.

[0019] 一种视频合成装置,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,包括: [0019] A video synthesizing apparatus, applied to electronic devices, the electronic device having a display unit and at least two image acquisition unit, comprising:

[0020] 第一视频帧生成单元,用于接收由至少两个所述图像单元采集到的图像,并利用所述图像生成第一视频的图像帧; [0020] a first video frame generating unit for receiving the image picked up by at least two units to the image, and generating a first video image using the image frame;

[0021] 第二视频帧生成单元,用于获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; [0021] The second video frame generating means for obtaining at least a portion of the display image currently displayed unit, generating a second video image frame;

[0022] 视频合成单元,用于合成所述第一视频的图像帧和所述第二视频的图像帧,作为第三视频的图像帧,并触发第一视频帧生成单元继续接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧,直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 [0022] The video synthesizing means for synthesizing the first video image frame and the second frame of the video image as a video image of the third frame of the first video frame and the trigger generating unit continues to receive at least by the two cameras to capture images, and using the image to generate a first video frame of the image, the image acquisition unit is stopped until the captured image, so that the first video and the second video synthesizing said third video.

[0023] 优选地,所述第二视频帧生成单元包括: [0023] Preferably, the second video frame generating unit comprises:

[0024] 根据预设的参数,将所述显示单元显示的图像的至少一部分转换为嵌入所述第二视频的图像帧中的格式或与所述第一视频的图像帧格式相同的图像帧的格式设置单元。 [0024] The predetermined parameter, at least a portion of the display unit displays the converted image is embedded in the second video image frame format or the same as the format of the first video image frame is an image frame formatting unit.

[0025] 优选地,所述第二视频帧生成单元包括: [0025] Preferably, the second video frame generating unit comprises:

[0026] 计算单元,用于依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离; [0026] calculation unit, a distance between the camera plane and the object plane is acquired based on the principle of dual-camera distance calculated;

[0027] 图像帧变换单元,用于根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元当前显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 [0027] Image frame conversion means, according to the distance and the distance between the two cameras, using an image shearing technique, the currently displayed display unit converting at least a portion of the first image into the image frame of the second video image of a video frame matching.

[0028] 一种电子设备,包括: [0028] An electronic device, comprising:

[0029] 图像采集单元、显示单元; [0029] The image acquisition unit, a display unit;

[0030] 视频合成单元,用于接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧;获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧;合成所述第一视频的图像帧和所述第二视频的图像帧;并返回执行所述接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧的步骤,直至所述图像采集单元停止采集图像为止,以完成所述第一视频和所述第二视频的合成。 [0030] The video synthesizing unit, for receiving at least two of said image capture unit to capture an image, and generates an image using the image of the first video frame; obtaining at least a portion of the display unit of the image currently displayed, generating a second video image frame; the image frame of the first video and the second video image frame; collecting and returning the receiving is performed by the at least two cameras to image, using the image the step of generating a first video image frame until the image acquisition unit stops acquiring images, to complete the synthesis of the first video and the second video.

[0031] 本发明实施例提供的视频合成方法、装置及电子设备,在视频的采集过程中,只要接收到被采集视频中的一帧图像,就进行其与显示单元当前显示的视频中的图像帧的合成,而不再是等待整个视频采集结束再进行合成,实现了边采集视频边将其与已有视频合成的目的,所以满足了视频合成实时性的需求。 [0031] The images of the video video synthesis method, apparatus, and an electronic device according to an embodiment of the present invention, the acquisition process of a video, just received is acquired an image of the video in the conduct of its current display of the display unit in the the frames are combined, rather than waiting for the entire video capture end then synthesized to achieve the purpose of the video capture side to side with the existing video synthesis, it meets the needs of real-time video synthesis.

附图说明 BRIEF DESCRIPTION

[0032] 为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。 [0032] In order to more clearly illustrate the technical solutions in the embodiments or the prior art embodiment of the present invention, briefly introduced hereinafter, embodiments are described below in the accompanying drawings or described in the prior art needed to be used in describing the embodiments the drawings are only some embodiments of the present invention, those of ordinary skill in the art is concerned, without creative efforts, can derive from these drawings other drawings.

[0033] 图1为本发明实施例公开的一种视频合成方法的流程图; [0033] FIG. 1 is a flowchart of the method of Example A video synthesizing the disclosed embodiment of the invention;

[0034] 图2为本发明实施例公开的一种视频合成方法中生成第二视频的图像帧的流程图; [0034] FIG 2 is a flowchart of a video image frame to generate a second embodiment of the present disclosure to a video synthesis method of the present invention;

[0035] 图3为本发明实施例公开的一种视频合成装置的结构示意图; [0035] FIG. 3 is a schematic structure of a video synthesizing apparatus according to the disclosed embodiment of the present invention;

[0036] 图4为本发明实施例公开的一种视频合成装置中第二视频帧生成单元的结构示意图; [0036] FIG 4 video synthesizing apparatus configuration diagram of an embodiment disclosed in the second video frame generating unit embodiment of the invention;

[0037] 图5为本发明实施例公开的一种电子设备的结构示意图。 [0037] FIG. 5 is a schematic structure of an electronic device according to the disclosed embodiment of the present invention.

具体实施方式 Detailed ways

[0038] 本发明公开了一种视频合成方法,与传统的视频合成的不同之处在于,边接收视频,边将所述视频与已有的视频相合成,具体而言,合成的过程以图像帧为单位,只要接收到采集的图像帧,就将其与显示单元当前显示的视频中的图像帧进行合成,达到了边拍摄边合成的目的。 [0038] The present invention discloses a video synthesizing method differs from the conventional video synthesis that the video receiving side while the video with existing video phase synthesis, specifically, the image synthesis process frame units, as long as the received image frame acquisition, the display unit which will be currently displayed video image frames are synthesized to achieve the object side of the imaging-synthesis. 与方法相对应的,本发明还公开了一种视频合成装置及电子设备,用于实时地合成视频。 And corresponding method, the present invention also discloses a video synthesizing apparatus and an electronic apparatus, for real-time video synthesis.

[0039] 下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。 [0039] below in conjunction with the present invention in the accompanying drawings, technical solutions of embodiments of the present invention are clearly and completely described, obviously, the described embodiments are merely part of embodiments of the present invention, but not all embodiments example. 基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。 Based on the embodiments of the present invention, all other embodiments of ordinary skill in the art without any creative effort shall fall within the scope of the present invention.

[0040] 本发明公开的一种视频合成方法,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,其中,显示单元至少包括显示屏,图像采集单元中至少包括摄像头和图像采集卡,如图1所示,所述方法包括: [0040] A video synthesizing method disclosed in the present invention, applied to an electronic device, said electronic device having a display unit and at least two image acquisition unit, wherein the display unit includes at least a display screen, the image acquisition unit comprises at least a camera and image acquisition card, shown in Figure 1, the method comprising:

[0041] SlOl:接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧; [0041] SlOl: receiving at least two image acquisition unit to the image, and generating a first video image frame by using the image;

[0042] 此步骤中,将采集第一视频的过程细化到视频中的每一帧,即采集一帧,接收一帧,而不是全部采集完以后再接收。 [0042] In this step, the collection process of the first video down to each frame of video, i.e. a collection, a receiver, but not all re-reception completion after acquisition.

[0043] S102:获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; [0043] S102: obtaining at least a portion of the display image currently displayed unit, generating a second video image frame;

[0044] 在前一步骤接收到并生成第一视频的图像帧的时刻,显示单元正在显示的图像则为将要与第一视频的图像帧合成的图像,根据需要,可以取显示单元显示的图像的一部分,也可以取全部,本实施例不做限定。 [0044] received in the previous step and generating a first video image of a time frame, compared to the image display unit to be displayed is synthesized with the image frame of the first video image, if necessary, can take the image display unit to display the part, it can take all, not limited in the present embodiment. 取出的部分用于生成能够与第一视频的图像帧合成的第二视频的图像帧。 Withdrawn portion for generating the second video image frame can be synthesized with the first video image frame.

[0045] 需要说明的是,本实施例中,与第一视频进行合成的可以是一段已有的视频,也可以是图像。 [0045] Incidentally, in this embodiment, the synthesis may be the first section of the existing video and video, may be an image. 如果是视频,则将其分割为与第一视频的图像帧相对应的第二视频的图像帧;如果是图像,则可以将图像生成与第一视频帧格式匹配的格式,根据视频与图像间的关系,则生成的图像同样可以看成是组成第二视频的图像帧,这时的第二视频即为由无变化的帧序列在时间轴上排列而形成的视频。 If it is a video, it is divided into a first video image frame corresponding to the second video image frame; if the image, the image format can generate a first video frame that matches the format of the video image according to the inter relationship, the generated image may also be viewed as a second video image frames, then the video is the second arrangement formed by the frame on the time axis of the video sequence unchanged.

[0046] S103:合成所述第一视频的图像帧与所述第二视频的图像帧,作为第三视频的图像帧; [0046] S103: the image frame of the first video image frame and the second video, the third video image frame;

[0047] 即将两个图像帧合成后,作为第三视频图像帧序列中的一帧。 [0047] soon after the image frame of two, as a third video image frames in a sequence.

[0048] 重复SlOl到S103,直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 [0048] SlOl to S103 is repeated, until the image acquisition unit acquiring images is stopped, so that the first and the second video is the video synthesizing the third video.

[0049] 本实施例公开的视频合成方法,在将拍摄的第一视频与显示单元显示的图像或视频进行合成时,将合成的执行单位细化到图像帧,即接收一帧图像,合成一帧图像,实现了实时地视频合成过程。 [0049] Example embodiments of the present video synthesis method disclosed in the captured image or video of the first video display with the display unit synthesizes the synthesized image frame to refine the execution units, i.e., a received image, a synthesis frame image, to achieve real-time video synthesis.

[0050] 进一步地,本实施例中,所述第一视频为3D视频。 [0050] Further, in the present embodiment, the first video is a 3D video.

[0051] 也就是说,由至少两个图像采集单元采集的图像,不是简单地拼接合成,而是形成3D视频。 [0051] That is, at least two images from the image acquisition unit, and not simply stitching synthesis, but form a 3D video. 在第一视频为3D视频时,根据显示单元当前显示的图像的不同,其生成第二视频的图像帧的方法也不同: In the method of the first video to 3D video, the display unit depending on the image currently displayed, which generates the second video image frame is different:

[0052] 当显示单元当前显示的图像的至少一部分为2D图像时,生成第二视频的图像帧的流程包括: [0052] When the image display unit at least part of the currently displayed 2D image, generating a second flow of video image frames comprising:

[0053] 根据接收到的预设的参数,将所述显示单元显示的图像的至少一部分设置为嵌入所述第一视频的图像帧中的格式。 [0053] According to the preset parameters received, at least a portion of the display unit of the image display format is embedded in said first image frame of video.

[0054] 预设的参数指的是预先设定的,用于调整当前显示的图像的至少一部分图像的参数,调整的目的在于,保持生成的第一视频的图像帧依然为2D图像,并使此2D图像适宜嵌入到第一视频的3D图像帧中。 [0054] predetermined parameter refers to the preset image parameter for adjusting at least a portion of the image currently displayed, the purpose of adjustment is to first video image frame generated still retaining a 2D image, and this 2D image is suitably embedded into the first 3D image frame of a video.

[0055] 当显示单元当前显示的图像的至少一部分为3D图像时,生成第二视频的图像帧的流程包括: [0055] When the image display unit displays at least a part of the current 3D image, generating a second flow of video image frames comprising:

[0056] 根据预设的参数,将所述显示单元显示的图像的至少一部分设置为与所述第一视频的图像帧相同的帧格式。 [0056] The predetermined parameters, at least a portion of the image display unit of the first video image frame of the same frame format of the display.

[0057] 第一视频的图像帧是使用至少两个图像采集单元采集的图像合成的3D视频,可以是简单的由两个摄像头拍摄的3D图像,也可以是由多个摄像头拍摄的3D图像,只有设置当前显示的3D图像与第一视频的图像帧格式相同,才能将两者进行合成。 [0057] The frame of the first video image is a 3D video using the at least two image acquisition unit of the image synthesis, 3D image can be simply captured by two cameras can be captured by the plurality of cameras a 3D image, only set the currently displayed image and the 3D image format of the first video frame is the same, both can be synthesized. 可以根据预先获得的或设置好的图像采集单元中摄像头的参数来设置当前显示的3D图像的帧格式。 May be set the frame format of the 3D image currently displayed according to the pre-set obtained by the image acquisition unit or the camera parameters.

[0058] 如前所述,本实施例中可以由多个摄像头采集图像,也可以由两个摄像头采集图像。 [0058] As described above, the present embodiment may be an image acquired by a plurality of cameras, images may be acquired by the two cameras.

[0059] 所以,进一步地,所述接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧,包括: [0059] Therefore, further, the collected received by at least two of said image acquisition unit into an image, the image generated using the first video image frame, comprising:

[0060] 接收由两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧;所述两个摄像头设置于同一平面。 [0060] received by the two cameras to capture the image, and generating a first video image frame by using the image; the two cameras disposed in the same plane.

[0061] 这里限定的两个摄像头,可以包括在一个图像采集单元中,也可以分别属于不同的图像采集单元,本发明不做限定。 [0061] The two cameras defined herein, may be included in an image acquisition unit, may belong to different image acquisition unit, respectively, according to the present invention is not limited thereto.

[0062] 进一步地,当接收到的是由两个位于同一平面的摄像头采集的图像,且显示单元当前显示的图像的至少一部分为2D图像时,所述生成第二视频的图像帧,如图2所示,包括: [0062] Further, when received by the two images captured by the camera located on the same plane, and at least a part of the image display unit currently displayed as a 2D image, generating the second video image frame, as Figure 2, comprising:

[0063] S201:依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离;[0064] S202:根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 [0063] S201: based on the principle of dual camera distance, calculates the distance between the camera plane and the object plane is acquired; [0064] S202: The distance and the distance between the two cameras, with the image error cut technology, the display frame of the second video image into the image frame of the first video image display unit to match at least a portion.

[0065] 这里涉及根据两个实际物理摄像头的属性如距离,角度,频率等,产生与两个摄像 [0065] The herein relates to the actual physical properties of the two cameras such as distance, angle, frequency, generating two imaging

头--对应的虚拟摄像头,而变换后的第二视频的图像帧相当于使用两个虚拟摄像头拍摄 Head - corresponding virtual camera, the second video image frame corresponding to the converted two virtual cameras photographing

当前显示单元显示的图像而生成的3D图像,这就确保了产生的3D第二视频的图像帧与第一视频的图像帧最大化匹配。 3D image display unit displays the generated current, which ensures that the 3D image frames generated by the second video of the first video maximizing matching.

[0066] 与上述方法相对应的,本发明还公开了一种视频合成装置,作为实现上述方法硬件结构,也实现了视频合成的实时性。 [0066] corresponding to the above method, the present invention also discloses a video synthesizing apparatus, as a method to achieve the above hardware configuration, but also achieve real-time video synthesis.

[0067] 本发明公开的一种视频合成装置,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,如图3所示,包括: [0067] A video synthesizing apparatus of the present invention is disclosed, applied to an electronic device, said electronic device having a display unit and at least two image acquisition unit, shown in Figure 3, comprising:

[0068] 第一视频帧生成单元301,用于接收由至少两个所述图像单元采集到的图像,并利用所述图像生成第一视频的图像帧; [0068] a first video frame generating unit 301, for receiving the images picked up by at least two units to the image, and generating a first video image frame by using the image;

[0069] 第二视频帧生成单元302,用于获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; [0069] The second video frame generating unit 302, for obtaining at least a portion of the display image currently displayed unit, generating a second video image frame;

[0070] 视频合成单元303,用于合成所述第一视频的图像帧和所述第二视频的图像帧,作为第三视频的图像帧,并触发第一视频帧生成单元继续接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧,直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 [0070] The video synthesizing unit 303 for synthesizing the video image of the first frame and the second frame of the video image as a video image of the third frame of the first video frame and the trigger generating unit continues to receive by the at least two cameras to capture images, and using the image to generate a first video frame of the image, the image acquisition unit is stopped until the captured image, so that the first and the second video is the video synthesizing section three videos.

[0071] 此视频合成装置的工作过程为:第一视频生成单元接收由至少两个所述图像采集单元采集的图像,并利用所述图像生成第一视频的图像帧,第二视频帧生成单元获得显示单元当前显示的图像的全部或一部分,将其生成第二视频的图像帧,视频合成单元将第一视频的图像帧和第二视频的图像帧进行合成,并触发第一视频生成单元继续生成第一视频的图像帧,第二视频单元继续生成第二视频的图像帧,直至图像采集单元停止采集图像,则视频合成单元不再触发上述过程。 [0071] The video synthesizing apparatus of this working process is: receiving a first video generating means at least two images acquired by the image acquisition unit using the image frame and the image generating a first video and a second video frame generating unit obtaining the display unit displays all or a portion of the current image, it generates the second video image frame, the video compositor unit image frames of the first video and the second video are synthesized, and the first video trigger generating unit continues generating a first video image frame, the unit continues to generate a second video frame of the second video image, the image acquisition unit is stopped until capture images, the video synthesizing unit is no longer trigger the above-described process.

[0072] 本实施例中公开的视频合成装置,采用的视频帧生成单元保证了视频合成以帧为单位进行,而不是在视频全部采集完以后进行,实现了视频合成的实时性。 [0072] The video synthesizing apparatus of the present embodiment disclosed in the embodiment, the video frame generating unit used to ensure that the synthesis video frame units, rather than after completion of video capture of all, to achieve real-time video synthesis.

[0073] 进一步地,本实施例中公开的第二视频帧生成单元包括: Second video frame generating unit [0073] Further, in the embodiment disclosed in the present embodiment comprises:

[0074] 根据预设的参数,将所述显示单元显示的图像的至少一部分设置为嵌入所述第一视频的图像帧中的格式或与所述第一视频的图像帧格式相同的图像帧的格式设置单元。 [0074] The predetermined parameter, the at least a portion of the image display unit of the first video frame of the embedded image in the image format or the format of the first video frame of the same image frame display formatting unit.

[0075] 即当第一视频帧生成单元生成的第一视频为3D视频且显示单元当前显示的图像的至少一部分为2D时,此格式设置单元可以根据预设的参数,将显示单元当前显示的图像的至少一部分设置为嵌入所述第一视频的图像帧中的格式,此时生成的第二视频的图像帧为依然为2D ; [0075] That is, when the first video of the first video frame generating unit is a video 3D image and displays at least a portion of the unit is currently displayed 2D, this unit may be formatted according to the preset parameters, the display unit currently displayed at least a portion of the image is embedded in the image format of the first video frame, the second video image frame generated at this time is still to 2D;

[0076] 当第一视频帧生成单元生成的第一视频为3D视频且显示单元当前显示的图像的至少一部分也为3D时,此格式设置单元也可以根据预设的参数,将显示单元当前显示的图像的至少一部分设置为所述第一视频的图像帧格式相同的图像帧。 [0076] When the first video frame of the first video generating unit and a 3D video display at least a portion of the image currently displayed unit also is 3D, the format setting means may according to the preset parameters, the display unit displays the current at least a portion of the image is set the same as the first video image frame format of the image frame.

[0077] 由此看出,所述格式设置单元能够依据不同情况,设置不同格式的图像帧,增加了视频生成装置的灵活性。 [0077] This shows that the unit can be provided depending on the format, the set of image frames of different formats, to increase the flexibility of the video generation device. [0078] 进一步地,所述第二视频帧生成单元也可以如图4所示,包括: [0078] Further, the second video frame generating unit may also be shown in Figure 4, comprising:

[0079] 计算单元401,用于依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离; [0079] calculation unit 401, a distance between the camera plane and the object plane is acquired based on the principle of dual-camera distance calculated;

[0080] 图像帧变换单元402,用于根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元当前显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 [0080] The picture frame converting unit 402, according to the distance and the distance between the two cameras, using an image shearing technique, converting the display unit currently displayed image into at least a portion of the the image frame of the second video image of a video frame matching.

[0081] 当第一视频帧生成单元接收到的是由两个处于同一平面的摄像头采集到的图像且显示单元当前显示的图像的至少一部分为2D图像时,计算单元依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离;图像帧变换单元根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元当前显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 [0081] When the first video frame generating unit is received in the same plane collected by the two cameras to image and an image display unit at least part of the currently displayed 2D image, the calculation unit based on the principle of dual-camera distance, calculate the distance between the camera plane and the object plane is acquired; frame image transform unit according to a distance and the distance between the two cameras, using an image shearing technique, the unit display image currently displayed at least a portion of the second video image frame into the first video image frame of said matching.

[0082] 此时生成的第二视频的图像帧实现与第一视频的图像帧最大化匹配。 [0082] the second video image frame generated at this time to maximize matching of the first video image frame.

[0083] 除上述视频合成装置以外,本发明还公开了一种电子设备,如图5所示,包括: [0083] The video synthesizing apparatus other than the above, the present invention also discloses an electronic apparatus, shown in Figure 5, comprising:

[0084] 图像采集单元501、显示单元502及视频合成单元503 ; [0084] The image acquisition unit 501, the display unit 502 and a video synthesizing unit 503;

[0085] 所述视频合成单元用于接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧;获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧;合成所述第一视频的图像帧和所述第二视频的图像帧;并返回执行所述接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧的步骤,直至所述图像采集单元停止采集图像为止,以完成所述第一视频和所述第二视频的合成。 [0085] The video synthesizing unit configured to receive the at least two acquired by the image acquisition unit to the image, using the image frame and generating a first image of the video; obtaining the image currently displayed on the display unit at least a portion of the generating a second video image frame; the image frame of the first video and the second video image frame; collecting and returning the receiving is performed by the at least two cameras to image, and using the the step of generating an image frame of the first image of the video until the image acquisition unit stops acquiring images, to complete the synthesis of the first video and the second video.

[0086] 本实施例中的电子设备具体可以为笔记本电脑、Phone、移动通信终端等,本实施例不做限定。 [0086] In the present embodiment of the electronic device may be a laptop particular embodiment, Phone, a mobile communication terminal or the like, not limited in the present embodiment. 所述电子设备具备在拍摄视频的同时,实时地进行视频合成的功能,使得不需要进行后期制作就可实现视频的合成。 The electronic apparatus includes a video while recording, a video synthesizing function in real time, so that no post-production video synthesis can be achieved.

[0087] 本说明书中各个实施例采用递进的方式描述,每个实施例重点说明的都是与其它实施例的不同之处,各个实施例之间相同或相似部分互相参见即可。 [0087] In the present specification, the various embodiments described in a progressive manner, differences from the embodiment described with other embodiments focus each embodiment, the same or similar parts referred to each other between the respective embodiments.

[0088] 对所公开的实施例的上述说明,使本领域专业技术人员能够实现或使用本发明。 [0088] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. 对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的,本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下,在其它实施例中实现。 Various modifications to these professionals skilled in the art of the present embodiments will be apparent, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. 因此,本发明将不会被限制于本文所示的这些实施例,而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。 Accordingly, the present invention will not be limited to the embodiments shown herein but is to be accorded herein consistent with the principles and novel features disclosed widest scope.

Claims (10)

1.一种视频合成方法,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,其特征在于,包括: 接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧; 获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; 合成所述第一视频的图像帧和所述第二视频的图像帧,作为第三视频的图像帧; 实时重复上述步骤直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 A video synthesizing method, applied to an electronic device, said electronic device having a display unit and at least two image acquisition unit, characterized by comprising: receiving, by at least two of said image acquisition unit into an image, and generated using a first image frame of the video image; obtaining at least a portion of the display image currently displayed unit, generating a second video image frame; and synthesizing the first image frame of video and the second video frame, the third video image frame; repeating the above steps until the real-time image acquisition unit stops acquiring images, such that the first and the second video is the video synthesizing the third video.
2.根据权利要求1所述的方法,其特征在于,所述第一视频为3D视频。 2. The method according to claim 1, wherein said first video is a 3D video.
3.根据权利要求2所述的方法,其特征在于,当所述显示屏显示的图像的至少一部分为2D时,所述生成第二视频的图像帧包括: 根据接收到的预设的参数,将所述显示单元显示的图像的至少一部分设置为嵌入所述第一视频的图像帧中的格式。 3. The method according to claim 2, wherein, when the display screen of the image display at least a portion 2D, the generating the second video image frame comprises: according to preset parameters received, the image display unit displays the at least a portion of the embedded image frame format of the first video.
4.根据权利要求2所述的方法,其特征在于,当所述显示单元显示的图像的至少一部分为3D图像时,所述生成第二视频的图像帧包括: 根据预设的参数,将所述显示单元显示的图像的至少一部分设置为与所述第一视频的图像帧相同格式的图像帧。 4. The method according to claim 2, wherein, when the display unit displays the image at least a portion of a 3D image, generating the second video image frame comprises: according to the preset parameters, the said display unit displays at least a portion of the image is the same image frame format of the first video image frame.
5.根据权利要求1或2所述的方法,其特征在于,所述接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧,包括: 接收由两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧;所述两个摄像头设置于同一平面。 5. The method of claim 1 or claim 2, wherein the receiving the at least two acquired by the image acquisition unit to the image, and using the image to generate a first video frame of the image, comprising: receiving collected by the two cameras to image, and generating a first video image frame by using the image; the two cameras disposed in the same plane.
6.根据权利要求5所述的方法,其特征在于,当所述显示单元当前显示的图像的至少一部分为2D图像时,所述生成第二视频的图像帧包括: 依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离; 根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 6. The method as claimed in claim 5, wherein, when the display unit currently displayed image is a 2D image of at least a portion of the generation of the second video image frame comprising: based on the principle of dual-camera distance, calculate the distance between the camera plane and the object plane is acquired; according to a distance and the distance between the two cameras, using an image shearing technique, the display unit displays the converted image into at least a portion of the the image frame of the second video image of the first video frame matching.
7.一种视频合成装置,应用于电子设备,所述电子设备具有显示单元和至少两个图像采集单元,其特征在于,包括: 第一视频帧生成单元,用于接收由至少两个所述图像单元采集到的图像,并利用所述图像生成第一视频的图像帧; 第二视频帧生成单元,用于获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧; 视频合成单元,用于合成所述第一视频的图像帧和所述第二视频的图像帧,作为第三视频的图像帧,并触发第一视频帧生成单元继续接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧,直至所述图像采集单元停止采集图像,从而使得所述第一视频和所述第二视频合成为所述第三视频。 A video synthesizing apparatus, applied to electronic devices, the electronic device having a display unit and at least two image acquisition unit, characterized by comprising: a first video frame generating means for receiving said at least two the image acquisition unit into an image, and generates an image using the image of the first video frame; second video frame generating means for obtaining at least a portion of the display image currently displayed unit, generating a second video image frame; video synthesizing means for synthesizing the first video image frame and the second frame of the video image as a video image of the third frame of the first video frame and the trigger generating unit continues to receive the at least two cameras by the captured image and generates an image using the image frame of the first video is stopped until the image acquisition unit acquiring images, such that the first and the second video is the video synthesizing the third video.
8.根据权利要求7所述的装置,其特征在于,所述第二视频帧生成单元包括: 根据预设的参数,将所述显示单元显示的图像的至少一部分转换为嵌入所述第二视频的图像帧中的格式或与所述第一视频的图像帧格式相同的图像帧的格式设置单元。 8. The apparatus according to claim 7, wherein said second video frame generating unit comprises: according to a predetermined parameter, at least a portion of the display unit displays the converted image is embedded in the second video formatting unit frame image or the same image format of the frame format of the first video image frame.
9.根据权利要求7所述的装置,其特征在于,所述第二视频帧生成单元包括: 计算单元,用于依据双摄像头测距原理,计算出所述摄像头平面与被采集物体平面间的距离; 图像帧变换单元,用于根据所述距离及所述两个摄像头的间的距离,利用图像错切技术,将所述显示单元当前显示的图像的至少一部分变换成与所述第一视频的图像帧匹配的第二视频的图像帧。 9. The apparatus according to claim 7, wherein said second video frame generating unit comprises: a calculation unit for dual camera according ranging principle, calculated between the camera plane and the object plane is collected distance; image frame conversion means, according to the distance and the distance between the two cameras, using an image shearing technique, the display unit converting at least a portion of the current display image to said first video the second video image frame is an image frame matching.
10.一种电子设备,其特征在于,包括: 图像采集单元、显示单元; 视频合成单元,用于接收由至少两个所述图像采集单元采集到的图像,并利用所述图像生成第一视频的图像帧;获得所述显示单元当前显示的图像的至少一部分,生成第二视频的图像帧;合成所述第一视频的图像帧和所述第二视频的图像帧;并返回执行所述接收由所述至少两个摄像头采集到的图像,并利用所述图像生成第一视频的图像帧的步骤,直至所述图像采集单元停止采集图像为止,以完成所述第一视频和所述第二视频的合成。 An electronic apparatus comprising: an image acquisition unit, a display unit; video synthesis unit for receiving the at least two acquired by the image acquisition unit to the image, and generating a first video image by using the image frame; obtaining the image display unit displaying at least a portion of the current, generating a second video image frame; synthesizing the first video image frame and the second video image frame; and returning the receiving is performed picked up by the camera to the at least two images, and the step of using the image frame to generate a first video image until the image acquisition unit stops acquiring images, in order to complete the first and second video composite video.
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