Application No. 16/591,903
`Reply to Office Action Dated July 15, 2021
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`AMENDMENTS TO THE CLAIMS
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`This listing of claims will replace all prior versions andlistings of claims in the
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`application.
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`Listing of Claims:
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`1-6.
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`(Canceled)
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`7.
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`(Currently Amended) A decoder comprising:
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`processing circuitry; and
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`a memory coupled to the processing circuitry,
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`wherein the processing circuitry 1s configured to:
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`select a first filter for a first block based at least on a prediction mode used for the
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`first block;
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`select a secondfilter for a second block; and
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`perform deblockingfiltering on a boundary betweenthefirst block and the second
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`block by usingthe first filter and the secondfilter to change valuesof pixels in the first block and
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`
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`the second block-by-usinethe-first-fter-andthesecondtitter such that change amounts ofthe
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`respective values are within respective clip widths, the pixels in the first block and the second
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`block being arranged along a line across-athe boundary-betweenthefirstblockandthesecond
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`bleek—and, the clip widths applied to the pixelsbeing arranged along the line are asymmetric
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`with respect to the boundary.
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`8.
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`(Original) The decoder according to claim 7,
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`wherein the processing circuitry is configured to select the secondfilter for the
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`second block basedat least on a prediction mode used for the second block.
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`9.
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`(Canceled)
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`10.
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`(Previously Presented) The decoder according to claim 7,
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`Application No. 16/591,903
`Reply to Office Action Dated July 15, 2021
`
`wherein at least one of the respective clip widths for the pixels located at
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`respective positions in the first block is different from a clip width for the pixel located at a
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`corresponding position in the second block with respect to the boundary.
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`wherein the pixels in the first block includeafirst pixel located at a first position,
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`11.
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`(Previously Presented) The decoder according to claim 7,
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`and the pixels in the second block include a second pixel located at a second position
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`correspondingto the first position with respect to the boundary,
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`wherein the clip widths include a first clip width and a second clip width
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`correspondingtothe first pixel and the secondpixel, respectively, and
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`wherein the first clip width is different from the second clip width.
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`12.
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`(Previously Presented) The decoder according to claim 11,
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`wherein the pixels in the first block includea first additional pixel located at a
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`first additional position and the pixels in the second block include a second additional pixel
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`located at a second additional position which correspondsto the first additional position with
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`respect to the boundary, and
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`the clip widths include a first additional clip width and a second additional clip
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`width correspondingto the first additional pixel and the second additional pixel, respectively,
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`and
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`wherein the first additional clip width is same as the second additional clip width.
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`13.
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`(Currently Amended) A decoding method comprising:
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`selecting a first filter for a first block based at least on a prediction mode used for
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`the first block;
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`selecting a secondfilter for a second block; and
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`chansine performing deblockingfiltering on a boundary between the first block
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`and the second block by usingthe first filter and the second filter to change values of pixels in
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`
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`the first block and the second block-by-usinethe-firstfterandthesecondfittersuch that change
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`
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`
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`amounts of the respective values are within respective clip widths, the pixels in the first block
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`
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`and the second block being arrangedalonga line across-athe boundary-between+the-fisstbleek
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`

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`Application No. 16/591,903
`Reply to Office Action Dated July 15, 2021
`
`
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`andthesecondbleek—and, the clip widths applied to the pixels being arranged along the line are
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`asymmetric with respect to the boundary.
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`14.
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`(Original) The decoding method according to claim 13,
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`wherein the secondfilter is selected based at least on a prediction mode used for
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`the second block.
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`15.
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`(Canceled)
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`16.
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`(Previously Presented) The decoding method accordingto claim 13,
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`wherein at least one of the respective clip widths for the pixels located at
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`respective positions in the first block is different from a clip width for the pixel located at a
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`corresponding position in the second block with respect to the boundary.
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`wherein the pixels in the first block includeafirst pixel located at a first position,
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`17.
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`(Previously Presented) The decoding method accordingto claim 13,
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`and the pixels in the second block include a second pixel located at a second position
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`correspondingto the first position with respect to the boundary,
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`wherein the clip widths include a first clip width and a second clip width
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`correspondingtothe first pixel and the secondpixel, respectively, and
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`wherein the first clip width is different from the second clip width.
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`18.
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`(Previously Presented) The decoding method according to claim 17,
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`wherein the pixels in the first block includea first additional pixel located at a
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`first additional position and the pixels in the second block include a second additional pixel
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`located at a second additional position which correspondsto the first additional position with
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`respect to the boundary, and
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`the clip widths include a first additional clip width and a second additional clip
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`width correspondingto the first additional pixel and the second additional pixel, respectively,
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`and
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`wherein the first additional clip width is same as the second additional clip width.
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`

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`Application No. 16/591,903
`Reply to Office Action Dated July 15, 2021
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`19-20.
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`(Canceled)
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`21.
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`(Previously Presented) A decoder comprising:
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`a memory; and
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`a processor coupled to the memory and configuredto:
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`determine whetherto apply a deblockingfilter to a boundary between
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`a first block and a second block based on a prediction mode applied to a current
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`picture, the current picture including the first block and the second block; and
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`apply the deblockingfilter to the boundary to modify values of pixels
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`in the first block and the second block such that modified values are within
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`respective clip widths if the deblockingfilter is determined to be applied, the
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`pixels being arranged alonga line across the boundary, wherein
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`the clip widths applied to the pixels arranged along the line are asymmetric with
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`respect to the boundary.
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`22.
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`(Previously Presented) The decoder according to claim 21, wherein
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`the pixels include a first pixel in the first block and a second pixel in the second
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`block, a first distance between the boundary andthe first pixel is the same as a second distance
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`between the boundary and the second pixel,
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`the clip widths includea first clip width and a second clip width appliedto the first
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`pixel and the secondpixel, respectively, and
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`the first clip width is different from the second clip width.
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`23.
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`(Previously Presented) The decoder according to claim 22, wherein the
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`first distance is equal to a length of a pixel.
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`24.
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`(Previously Presented) The decoder according to claim 22, wherein
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`the pixels include a third pixel in the first block and a fourth pixel in the second
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`block, a third distance between the boundary andthe third pixel is the same as a fourth distance
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`between the boundary and the fourth pixel, and the third distance is different from thefirst distance,
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`the clip widths include a third clip width and a fourth clip width applied to the third pixel
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`Application No. 16/591,903
`Reply to Office Action Dated July 15, 2021
`
`and the fourth pixel, respectively, and
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`the third clip width is different from the fourth clip width.
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`25.
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`(Previously Presented) The decoder according to claim 21, wherein the
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`prediction modeis selected from a group consisting of an intra prediction mode andaninter
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`prediction mode.
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