Method and/or apparatus for reducing the complexity of non-reference frame encoding using selective reconstruction
    1.
    发明申请
    Method and/or apparatus for reducing the complexity of non-reference frame encoding using selective reconstruction 有权
    用于使用选择性重建降低非参考帧编码的复杂度的方法和/或装置

    公开(公告)号:US20050063465A1

    公开(公告)日:2005-03-24

    申请号:US10667948

    申请日:2003-09-22

    摘要: A method for implementing non-reference frame prediction in video compression comprising the steps of (A) setting a prediction flag (i) “off” if non-reference frames are used for block prediction and (ii) “on” if non-reference frames are not used for block prediction, (B) if the prediction flag is off, generating an output video signal in response to an input video signal by performing an inverse quantization step and an inverse transform step in accordance with a predefined coding specification and (C) if the prediction flag is on, bypassing the inverse quantization step and the inverse transform step.

    摘要翻译: 一种用于在视频压缩中实现非参考帧预测的方法,包括以下步骤:(A)如果非参考帧用于块预测,则将预测标志(i)设置为“关闭”,以及(ii)如果非参考 帧不用于块预测,(B)如果预测标志关闭,则通过根据预定义的编码规范执行逆量化步骤和逆变换步骤,响应于输入视频信号生成输出视频信号,并且( C)如果预测标志为ON,则绕过逆量化步骤和逆变换步骤。

    Method and/or apparatus for reducing the complexity of H.264 B-frame encoding using selective reconstruction
    2.
    发明申请
    Method and/or apparatus for reducing the complexity of H.264 B-frame encoding using selective reconstruction 有权
    用于使用选择性重建降低H.264 B帧编码的复杂度的方法和/或装置

    公开(公告)号:US20070263724A1

    公开(公告)日:2007-11-15

    申请号:US11879944

    申请日:2007-07-19

    IPC分类号: H04N11/04

    摘要: A method for implementing B-frame prediction in video compression comprising the steps of (A) setting a prediction flag (i) “off” if B-frames are used for block prediction and (ii) “on” if B-frames are not used for block prediction, (B) if the prediction flag is off, generating an output video signal in response to an input video signal by performing an inverse quantization step and an inverse transform step in accordance with a predefined coding specification and (C) if the prediction flag is on, bypassing the inverse quantization step and the inverse transform step.

    摘要翻译: 一种在视频压缩中实现B帧预测的方法,包括以下步骤:(A)如果B帧用于块预测,则设置预测标志(i)“关闭”,以及(ii)如果B帧不是“ (B)如果预测标志关闭,则通过根据预定义的编码规范执行逆量化步骤和逆变换步骤,响应于输入视频信号产生输出视频信号,(C)如果 该预测标志位于旁路逆量化步骤和逆变换步骤。

    Embedded picture PSNR/CRC data in compressed video bitstream
    3.
    发明申请
    Embedded picture PSNR/CRC data in compressed video bitstream 有权
    嵌入图像压缩视频比特流中的PSNR / CRC数据

    公开(公告)号:US20050216815A1

    公开(公告)日:2005-09-29

    申请号:US10812286

    申请日:2004-03-29

    IPC分类号: H03M13/00 H04N7/26 H04N7/66

    CPC分类号: H04N19/46 H04N19/70

    摘要: A method for processing an input signal is disclosed. The method generally includes the steps of (A) extracting a compressed signal and a first checksum from the input signal, (B) generating a decompressed signal by decompressing the compressed signal, (C) calculating a second checksum for the decompressed signal and (D) generating a result by comparing the first checksum to the second checksum.

    摘要翻译: 公开了一种处理输入信号的方法。 该方法通常包括以下步骤:(A)从输入信号中提取压缩信号和第一校验和,(B)通过解压缩压缩信号产生解压缩信号,(C)计算解压缩信号的第二校验和和(D )通过将第一校验和与第二校验和进行比较来生成结果。

    Graphical symbols for H.264 bitstream syntax elements
    4.
    发明申请
    Graphical symbols for H.264 bitstream syntax elements 有权
    H.264比特流语法元素的图形符号

    公开(公告)号:US20050123282A1

    公开(公告)日:2005-06-09

    申请号:US10720783

    申请日:2003-11-24

    CPC分类号: H04N19/44 H04N19/61 H04N19/70

    摘要: An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to generate a decoded video signal and syntax elements in response to an encoded bitstream. The second circuit may be configured to generate one or more overlay images in response to the syntax elements. The overlay images generally comprise graphical symbols representing the syntax elements of the encoded bitstream.

    摘要翻译: 一种包括第一电路和第二电路的装置。 第一电路可以被配置为响应于编码的比特流产生解码的视频信号和语法元素。 第二电路可以被配置为响应于语法元素生成一个或多个覆盖图像。 覆盖图像通常包括表示编码比特流的语法元素的图形符号。

    Noise adaptive 3D composite noise reduction
    5.
    发明申请
    Noise adaptive 3D composite noise reduction 有权
    噪声自适应3D复合噪声降低

    公开(公告)号:US20070109448A1

    公开(公告)日:2007-05-17

    申请号:US11273304

    申请日:2005-11-14

    IPC分类号: H04N5/00

    CPC分类号: H04N5/21 H04N5/145 H04N9/646

    摘要: A method for filtering digital video is disclosed. The method generally includes the steps of (A) checking a plurality of original blocks in an original field for a plurality of artifacts, wherein detection of the artifacts is based on an adjustable threshold, (B) first filtering each of the original blocks having at least one of the artifacts to remove the at least one artifact and (C) second filtering each of the original blocks lacking at least one of the artifacts to remove noise, wherein the second filtering is (i) motion compensated and (ii) adaptive to a respective noise level in each of the original blocks.

    摘要翻译: 公开了一种用于过滤数字视频的方法。 该方法通常包括以下步骤:(A)检查多个伪像的原始字段中的多个原始块,其中伪像的检测基于可调节的阈值,(B)首先过滤具有 至少一个伪影去除所述至少一个伪影,并且(C)对缺少至少一个伪影的每个原始块进行第二次滤波以去除噪声,其中第二滤波是(i)运动补偿和(ii)自适应 每个原始块中的相应噪声水平。

    Method and/or apparatus for reducing the complexity of non-reference frame encoding using selective reconstruction
    8.
    发明授权
    Method and/or apparatus for reducing the complexity of non-reference frame encoding using selective reconstruction 有权
    用于使用选择性重建降低非参考帧编码的复杂度的方法和/或装置

    公开(公告)号:US07324595B2

    公开(公告)日:2008-01-29

    申请号:US10667948

    申请日:2003-09-22

    IPC分类号: H04N7/12 G06K9/36

    摘要: A method for implementing non-reference frame prediction in video compression comprising the steps of (A) setting a prediction flag (i) “off” if non-reference frames are used for block prediction and (ii) “on” if non-reference frames are not used for block prediction, (B) if the prediction flag is off, generating an output video signal in response to an input video signal by performing an inverse quantization step and an inverse transform step in accordance with a predefined coding specification and (C) if the prediction flag is on, bypassing the inverse quantization step and the inverse transform step.

    摘要翻译: 一种用于在视频压缩中实现非参考帧预测的方法,包括以下步骤:(A)如果非参考帧用于块预测,则将预测标志(i)设置为“关闭”,以及(ii)如果非参考 帧不用于块预测,(B)如果预测标志关闭,则通过根据预定义的编码规范执行逆量化步骤和逆变换步骤,响应于输入视频信号生成输出视频信号,并且( C)如果预测标志为ON,则绕过逆量化步骤和逆变换步骤。

    Method and/or apparatus for reducing the complexity of H.264 B-frame encoding using selective reconstruction
    9.
    发明授权
    Method and/or apparatus for reducing the complexity of H.264 B-frame encoding using selective reconstruction 有权
    用于使用选择性重建降低H.264 B帧编码的复杂度的方法和/或装置

    公开(公告)号:US07310371B2

    公开(公告)日:2007-12-18

    申请号:US10449471

    申请日:2003-05-30

    IPC分类号: H04B1/66 H04N7/12 H04N11/02

    摘要: An apparatus comprising an output circuit, a first processing circuit and a second processing circuit. The output circuit may be configured to generate an output data stream in response to (i) a first intermediate signal, (ii) a second intermediate signal, and (iii) a third intermediate signal. The first processing circuit may be configured to generate the first intermediate signal in response to (i) a processed video signal and (ii) a prediction flag. The second processing circuit may be configured to generate (i) the processed video signal, (ii) the second intermediate signal and (iii) the third intermediate signal in response to an input video signal.

    摘要翻译: 一种装置,包括输出电路,第一处理电路和第二处理电路。 输出电路可以被配置为响应于(i)第一中间信号,(ii)第二中间信号和(iii)第三中间信号而产生输出数据流。 第一处理电路可以被配置为响应于(i)处理的视频信号和(ii)预测标志来产生第一中间信号。 第二处理电路可以被配置为响应于输入视频信号产生(i)处理的视频信号,(ii)第二中间信号和(iii)第三中间信号。

    Graphical symbols for H.264 bitstream syntax elements
    10.
    发明授权
    Graphical symbols for H.264 bitstream syntax elements 有权
    H.264比特流语法元素的图形符号

    公开(公告)号:US07362804B2

    公开(公告)日:2008-04-22

    申请号:US10720783

    申请日:2003-11-24

    IPC分类号: H04N7/12 G06F3/01

    CPC分类号: H04N19/44 H04N19/61 H04N19/70

    摘要: An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to generate a decoded video signal and syntax elements in response to an encoded bitstream. The second circuit may be configured to generate one or more overlay images in response to the syntax elements. The overlay images generally comprise graphical symbols representing the syntax elements of the encoded bitstream.

    摘要翻译: 一种包括第一电路和第二电路的装置。 第一电路可以被配置为响应于编码的比特流产生解码的视频信号和语法元素。 第二电路可以被配置为响应于语法元素生成一个或多个覆盖图像。 覆盖图像通常包括表示编码比特流的语法元素的图形符号。