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    • 12. 发明申请
    • METHOD FOR DETERMINING PACKET TYPE FOR SVC VIDEO BITSTREAM, AND RTP PACKETIZING APPARATUS AND METHOD USING THE SAME
    • 用于确定用于SVC视频比特的分组类型的方法,以及RTP包装设备及其使用方法
    • US20100067522A1
    • 2010-03-18
    • US12513542
    • 2007-09-12
    • Soon-Heung JungKwang-Deok SeoJae-Gon KimJin-Woo Hong
    • Soon-Heung JungKwang-Deok SeoJae-Gon KimJin-Woo Hong
    • H04L12/66
    • H04N21/6437H04N21/234327H04N21/2368H04N21/2662
    • Provided are a method for determining the packet type for a Scalable Video Coded (SVC) video bitstream, and a Real-time Transport Protocol (RTP) packetizing apparatus and method using the same. The method for determining a packet type for a Scalable Video Coded (SVC) video bitstream, which includes the steps of: a) deriving temporal and spatial hierarchy information between Network Abstraction Layer (NAL) units from field information defined in the NAL unit headers of scalable layers; b) detecting the type of encoding information by applying combined scalability encoding to the hierarchical structure of the Scalable Video Coding (SVC); and c) determining a Real-time Transport Protocol (RTP) packet type for the corresponding SVC video bitstream by using the derived temporal and spatial hierarchy information between the NAL units and the detected type of encoding information.
    • 提供了一种用于确定可缩放视频编码(SVC)视频比特流的分组类型的方法,以及使用其的实时传输协议(RTP)打包装置和方法。 一种用于确定可缩放视频编码(SVC)视频比特流的分组类型的方法,其包括以下步骤:a)从在NAL单元头部中定义的字段信息中导出网络抽象层(NAL)单元之间的时间和空间层级信息 可扩展层; b)通过对可缩放视频编码(SVC)的层次结构应用组合的可扩展性编码来检测编码信息的类型; 以及c)通过使用所述NAL单元之间的导出的时间和空间层级信息以及检测到的编码信息类型来确定对应的SVC视频比特流的实时传输协议(RTP)分组类型。
    • 17. 发明申请
    • METHOD AND APPARATUS FOR SVC VIDEO AND AAC AUDIO SYNCHRONIZATION USING NPT
    • 使用NPT的SVC视频和AAC音频同步的方法和装置
    • US20100329360A1
    • 2010-12-30
    • US12735828
    • 2008-12-31
    • Soon-Heung JungJeong Ju YooJin Woo HongKwang-Deok SeoWonSup Chi
    • Soon-Heung JungJeong Ju YooJin Woo HongKwang-Deok SeoWonSup Chi
    • H04N7/12
    • G11B27/10H04L65/604H04L65/608H04N21/4305H04N21/4307
    • A method of supporting synchronization of Scalable Video Coding (SVC) information and Advanced Audio Coding (AAC) information using a Normal Play Time (NPT), the method including: receiving video information using a decoding apparatus; receiving audio information using the decoding apparatus; calculating the NPT of the video information using a Real-time Transport Protocol (RTP) time stamp included in the received video information; calculating the NPT of the audio information using the RTP time stamp included in the received audio information; comparing the NPT of the video information and the NPT of the audio information to calculate a difference value; determining whether the calculated difference value is included in a specific synchronization region; and outputting the audio information and the video information when the calculated difference value is determined to be included in the specific synchronization region.
    • 一种使用正常播放时间(NPT)支持可缩放视频编码(SVC)信息和高级音频编码(AAC)信息的同步的方法,所述方法包括:使用解码装置接收视频信息; 使用解码装置接收音频信息; 使用包含在所接收的视频信息中的实时传输协议(RTP)时间戳来计算视频信息的NPT; 使用包含在所接收的音频信息中的RTP时间戳来计算音频信息的NPT; 比较视频信息的NPT和音频信息的NPT以计算差值; 确定所计算的差值是否包括在特定同步区域中; 并且当所计算的差值被确定为包括在特定同步区域中时,输出音频信息和视频信息。
    • 18. 发明授权
    • Method for determining packet type for SVC video bitstream, and RTP packetizing apparatus and method using the same
    • 用于确定SVC视频比特流的分组类型的方法,以及RTP分组化装置及其使用方法
    • US08761203B2
    • 2014-06-24
    • US12513542
    • 2007-09-12
    • Soon-Heung JungKwang-Deok SeoJae-Gon KimJin-Woo Hong
    • Soon-Heung JungKwang-Deok SeoJae-Gon KimJin-Woo Hong
    • H04J3/24H04N7/12
    • H04N21/6437H04N21/234327H04N21/2368H04N21/2662
    • Provided are a method for determining the packet type for a Scalable Video Coded (SVC) video bitstream, and a Real-time Transport Protocol (RTP) packetizing apparatus and method using the same. The method for determining a packet type for a Scalable Video Coded (SVC) video bitstream, which includes the steps of: a) deriving temporal and spatial hierarchy information between Network Abstraction Layer (NAL) units from field information defined in the NAL unit headers of scalable layers; b) detecting the type of encoding information by applying combined scalability encoding to the hierarchical structure of the Scalable Video Coding (SVC); and c) determining a Real-time Transport Protocol (RTP) packet type for the corresponding SVC video bitstream by using the derived temporal and spatial hierarchy information between the NAL units and the detected type of encoding information.
    • 提供了一种用于确定可缩放视频编码(SVC)视频比特流的分组类型的方法,以及使用其的实时传输协议(RTP)打包装置和方法。 一种用于确定可缩放视频编码(SVC)视频比特流的分组类型的方法,其包括以下步骤:a)从在NAL单元头部中定义的字段信息中导出网络抽象层(NAL)单元之间的时间和空间层级信息 可扩展层; b)通过对可缩放视频编码(SVC)的层次结构应用组合的可扩展性编码来检测编码信息的类型; 以及c)通过使用所述NAL单元之间的导出的时间和空间层级信息以及检测到的编码信息类型来确定对应的SVC视频比特流的实时传输协议(RTP)分组类型。
    • 19. 发明授权
    • Method and apparatus for SVC video and AAC audio synchronization using NPT
    • 使用NPT的SVC视频和AAC音频同步的方法和装置
    • US08675727B2
    • 2014-03-18
    • US12735828
    • 2008-12-31
    • Soon-Heung JungJeong Ju YooJin Woo HongKwang-Deok SeoWonSup Chi
    • Soon-Heung JungJeong Ju YooJin Woo HongKwang-Deok SeoWonSup Chi
    • H04B1/66
    • G11B27/10H04L65/604H04L65/608H04N21/4305H04N21/4307
    • A method of supporting synchronization of Scalable Video Coding (SVC) information and Advanced Audio Coding (AAC) information using a Normal Play Time (NPT), the method including: receiving video information using a decoding apparatus; receiving audio information using the decoding apparatus; calculating the NPT of the video information using a Real-time Transport Protocol (RTP) time stamp included in the received video information; calculating the NPT of the audio information using the RTP time stamp included in the received audio information; comparing the NPT of the video information and the NPT of the audio information to calculate a difference value; determining whether the calculated difference value is included in a specific synchronization region; and outputting the audio information and the video information when the calculated difference value is determined to be included in the specific synchronization region.
    • 一种使用正常播放时间(NPT)支持可缩放视频编码(SVC)信息和高级音频编码(AAC)信息的同步的方法,所述方法包括:使用解码装置接收视频信息; 使用解码装置接收音频信息; 使用包含在所接收的视频信息中的实时传输协议(RTP)时间戳来计算视频信息的NPT; 使用包含在所接收的音频信息中的RTP时间戳来计算音频信息的NPT; 比较视频信息的NPT和音频信息的NPT以计算差值; 确定所计算的差值是否包括在特定同步区域中; 并且当所计算的差值被确定为包括在特定同步区域中时,输出音频信息和视频信息。