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    • 11. 发明申请
    • Image processing device and method
    • 图像处理装置及方法
    • US20110188765A1
    • 2011-08-04
    • US12930930
    • 2011-01-20
    • Takahiro FukuharaNaoto NishimuraHiroshi Akinaga
    • Takahiro FukuharaNaoto NishimuraHiroshi Akinaga
    • G06K9/36
    • G06K9/36
    • An image processing device includes a supply unit that supplies a coefficient data group in each sub-band, in which image data of a predetermined number of lines is decomposed for each frequency band by a hierarchical analysis filter process and which includes coefficient data of one line or more in a sub-band of at least a lowest frequency component, a synthesis filter unit that synthesizes the coefficient data group and generates image data in a baseband, a supply control unit that controls the supply unit to supply the coefficient data at such a timing that the synthesis filter unit can generate the image data at a timing corresponding to a horizontal synchronization period, and a synthesis filtering control unit that controls the synthesis filter unit to synthesize the coefficient data group in the predetermined order and generate the image data at a timing corresponding to the horizontal synchronization period.
    • 一种图像处理装置,包括:提供单元,其通过分层分析滤波处理在每个子带中提供系数数据组,其中预定数量的行的图像数据被分解用于每个频带,并且包括一行的系数数据 或更多个在至少最低频率分量的子带中,合成滤波器单元,其合成所述系数数据组并在基带中产生图像数据;供应控制单元,其控制所述供应单元以在所述基带处提供所述系数数据; 合成滤波器单元可以在与水平同步周期相对应的定时产生图像数据的定时,以及合成滤波控制单元,其控制合成滤波器单元以预定顺序合成系数数据组,并以 定时对应于水平同步周期。
    • 12. 发明申请
    • METHOD AND APPARATUS FOR PROCESSING IMAGE DATA
    • 用于处理图像数据的方法和装置
    • US20080285874A1
    • 2008-11-20
    • US12109887
    • 2008-04-25
    • Takahiro FukuharaNaoto Nishimura
    • Takahiro FukuharaNaoto Nishimura
    • G06K9/46
    • H04N19/436H04N19/42H04N19/423H04N19/63
    • An image data processing apparatus includes a memory for storing coefficient data obtained by performing a wavelet transform on image data, a calculation unit for calculating a memory address of the memory storing the coefficient data, based on an encoding parameter of the image data and an amount of data of the coefficient data, a memory area reservation unit for reserving a memory area where the coefficient data is to be written, in accordance with the memory address calculated by the calculation unit, and a write unit for rearranging the coefficient data in the order of inverse wavelet transform and writing the order-rearranged coefficient data onto the memory area reserved by the memory area reservation unit.
    • 图像数据处理装置包括:存储器,用于存储通过对图像数据执行小波变换获得的系数数据;计算单元,用于基于图像数据的编码参数计算存储系数数据的存储器的存储器地址, 根据由计算单元计算出的存储器地址,存储区域预约单元,用于根据由计算单元计算出的存储器地址预留要写入系数数据的存储区域;以及写入单元,用于按顺序重新排列系数数据 的逆小波变换,并将顺序重新排列的系数数据写入到由存储区预约单元预留的存储区上。
    • 13. 发明授权
    • Method and apparatus for processing image data by rearranging wavelet transform data
    • 通过重排小波变换数据来处理图像数据的方法和装置
    • US08098947B2
    • 2012-01-17
    • US12109887
    • 2008-04-25
    • Takahiro FukuharaNaoto Nishimura
    • Takahiro FukuharaNaoto Nishimura
    • G06K9/00
    • H04N19/436H04N19/42H04N19/423H04N19/63
    • An image data processing apparatus includes a memory for storing coefficient data obtained by performing a wavelet transform on image data, a calculation unit for calculating a memory address of the memory storing the coefficient data, based on an encoding parameter of the image data and an amount of data of the coefficient data, a memory area reservation unit for reserving a memory area where the coefficient data is to be written, in accordance with the memory address calculated by the calculation unit, and a write unit for rearranging the coefficient data in the order of inverse wavelet transform and writing the order-rearranged coefficient data onto the memory area reserved by the memory area reservation unit.
    • 图像数据处理装置包括:存储器,用于存储通过对图像数据执行小波变换获得的系数数据;计算单元,用于基于图像数据的编码参数计算存储系数数据的存储器的存储器地址, 根据由计算单元计算出的存储器地址,存储区域预约单元,用于根据由计算单元计算出的存储器地址预留要写入系数数据的存储区域;以及写入单元,用于按顺序重新排列系数数据 的逆小波变换,并将顺序重新排列的系数数据写入到由存储区预约单元预留的存储区上。