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    • 1. 发明申请
    • SYSTEM AND METHOD FOR INDEXING VIDEOS BASED ON SPEAKER DISTINCTION
    • 基于扬声器分辨率的视频索引系统和方法
    • WO2003083726A2
    • 2003-10-09
    • PCT/US2003/008777
    • 2003-03-20
    • HEWLETT-PACKARD COMPANY
    • OBRADOR, PereZHANG, Tong
    • G06F17/30
    • G06F17/30787G10L17/00
    • A system and method for indexing multimedia files utilizes audio characteristics of predefined audio content contained in selected multimedia segments of the multimedia files to distinguish the selected multimedia segments. In the exemplary embodiment, the predefined audio content is speech contained in video segments of video files. Furthermore, the audio characteristics are speaker characteristics. The speech-containing video segments are detected (702) by analyzing the audio contents of the video files. The audio contents of the speech-containing video segments are then characterized (604, 606) to distinguish the video segments according to speakers. The indexing of speech-containing video segments based on speakers allows users to selectively access video segments that contain speech from a particular speaker without having to manually search all the speech-containing video segments.
    • 用于索引多媒体文件的系统和方法利用包含在多媒体文件的所选多媒体片段中的预定音频内容的音频特征来区分所选择的多媒体片段。 在示例性实施例中,预定音频内容是包含在视频文件的视频片段中的语音。 此外,音频特性是扬声器特性。 通过分析视频文件的音频内容来检测含语音的视频片段(702)。 然后,将包含语音的视频片段的音频内容进行特征化(604,606),以根据说话者区分视频片段。 基于扬声器的含语音视频段的索引允许用户选择性地访问来自特定扬声器的包含语音的视频段,而不必手动搜索所有含语音的视频段。
    • 5. 发明申请
    • METHOD AND APPARATUS FOR LOW MEMORY RENDERING
    • 低存储器渲染的方法和装置
    • WO2003039133A1
    • 2003-05-08
    • PCT/US2002/034876
    • 2002-10-29
    • HEWLETT-PACKARD COMPANY
    • OBRADOR, Pere
    • H04N1/40
    • H04N1/40G06K15/1821G06K15/1823G06K15/1852G06K15/1861
    • A method and an apparatus used, for example, in conjunction with a computer or similar device, provides for multi-resolution rendering of image data, where the image data includes background image data, vector data and text data, so as to accommodate memory capacities of rendering devices. The computer (22) may send image data in a multi-resolution format from the computer to one of several rendering devices (20, 40, 50, 60, 70). The multi-resolution format may be achieved by frequency domain coding (420) or generation of image swaths (410), or a combination thereof. The image data may first be sent (505) in a low resolution format, and a rendering device determines, based on its memory, whether the corresponding image or text should be rendered. Next, vector data (510) and/or text data (515) may be supplied to the rendering device. Then, higher resolution data may be sent (525, 535) after the text/vector date so as to maximize memory usage of the rendering device. Additionally, in a printing application, the image data may be divided into swaths (310), with each swath separately provided to a printer.
    • 例如,结合计算机或类似设备使用的方法和装置提供图像数据的多分辨率渲染,其中图像数据包括背景图像数据,矢量数据和文本数据,以便适应存储容量 的渲染设备。 计算机(22)可以将多分辨率格式的图像数据从计算机发送到几个渲染设备(20,40,50,60,70)之一。 多分辨率格式可以通过频域编码(420)或图像条带的生成(410)或其组合来实现。 可以首先以低分辨率格式发送图像数据(505),并且渲染设备基于其存储器来确定是否应该呈现对应的图像或文本。 接下来,矢量数据(510)和/或文本数据(515)可以被提供给呈现设备。 然后,可以在文本/向量日期之后发送更高分辨率数据(525,535),以便最大化渲染设备的存储器使用。 另外,在打印应用中,图像数据可以被划分成条(310),每个条分别提供给打印机。
    • 6. 发明申请
    • VIDEO INDEXING USING HIGH QUALITY SOUND
    • 视频索引使用高品质声音
    • WO2003012693A2
    • 2003-02-13
    • PCT/US2002/023627
    • 2002-07-26
    • HEWLETT-PACKARD COMPANY
    • OBRADOR, Pere
    • G06F17/30
    • G11B27/105G06F17/30817G11B27/28
    • A method for video indexing using high quality audio clips (110) enables a user to acquire high quality audio clips (110) during an audio/video sequence (120) recording so that the user can selectively view the audio/video sequence (120) using the high quality audio clips (110) as video indices. Using the high quality audio clips (110) as video indices enables the user to easily index the audio/video sequence (120) using the most memorable pieces of music. In addition, the most memorable pieces of music contained in the high quality audio clips (110) can be enjoyed (viewed and listened) in high quality audio, for example, with stereo sound, high dynamic range, noise suppression, or without psycho-acoustic compression.
    • 使用高质量音频剪辑(110)的视频索引的方法使得用户能够在音频/视频序列(120)记录期间获取高质量的音频剪辑(110),使得用户可以选择性地观看音频/视频序列(120) 使用高质量的音频剪辑(110)作为视频索引。 使用高质量的音频片段(110)作为视频索引使得用户能够使用最难忘的音乐片段轻松地对音频/视频序列进行索引(120)。 此外,高质量音频剪辑(110)中包含的最难忘的音乐片段可以以高质量的音频享受(观看和聆听),例如立体声,高动态范围,噪声抑制或无心理 - 声压缩。