JPWO2020169104A5 - - Google Patents
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- JPWO2020169104A5 JPWO2020169104A5 JP2021551973A JP2021551973A JPWO2020169104A5 JP WO2020169104 A5 JPWO2020169104 A5 JP WO2020169104A5 JP 2021551973 A JP2021551973 A JP 2021551973A JP 2021551973 A JP2021551973 A JP 2021551973A JP WO2020169104 A5 JPWO2020169104 A5 JP WO2020169104A5
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Claims (19)
第２の予測フラグまたは第３の予測フラグが、前記第１の予測フラグの値に少なくとも基づいて前記ビットストリームにさらに含まれることを判定することであって、前記第２の予測フラグは、第１の予測モードが適用されるかどうかを示し、前記第１の予測モードにおいて、前記現在の映像ブロックを含む同じピクチャの再構成されたサンプル値から予測サンプルを導出し、前記第３の予測フラグは、第２の予測モードが適用されるかどうかを示し、前記第２の予測モードにおいて、再構成されたサンプルは、代表的な色値のセットにより表現され、前記代表的な色値のセットは、１）パレット予測子、２）エスケープされたサンプル、または３）前記ビットストリームに含まれるパレット情報のうちの少なくとも１つを含む、判定することと、
前記現在の映像ブロックと前記ビットストリームとの間での前記変換を行うことと、
を含む映像データを処理する方法。 Determining that the bitstream contains a first predictive flag for conversion between the current video block of video and the bitstream of video, said current video block. Not skipped, the first prediction flag indicates whether the inter-prediction mode is applied or the intra-prediction mode is applied.
The second prediction flag is to determine that the second prediction flag or the third prediction flag is further included in the bitstream based on at least the value of the first prediction flag, wherein the second prediction flag is a second. Indicates whether the prediction mode of 1 is applied, and in the first prediction mode, the prediction sample is derived from the reconstructed sample value of the same picture including the current video block, and the third prediction flag is described. Indicates whether the second prediction mode is applied. In the second prediction mode, the reconstructed sample is represented by a set of representative color values, said set of representative color values. 1) A palette predictor, 2) an escaped sample, or 3) a determination that contains at least one of the palette information contained in the bitstream.
Performing the conversion between the current video block and the bitstream,
How to process video data including.
請求項１に記載の方法。 When the first prediction flag indicating the inter-prediction mode is applied, the second prediction flag is further included in the bitstream.
The method according to claim 1.
請求項１または２に記載の方法。 When the first prediction flag indicating the intra prediction mode is applied, the third prediction flag is further included in the bitstream.
The method according to claim 1 or 2.
請求項１～３のいずれか１項に記載の方法。 The third predictive flag is context coded in a single context.
The method according to any one of claims 1 to 3.
請求項１～４のいずれか１項に記載の方法。 Whether or not the second prediction flag and the third prediction flag are included in the bitstream is based on the size of the current video block.
The method according to any one of claims 1 to 4.
前記より高いレベルは、シーケンスレベル、ピクチャレベル、タイルグループレベル、またはタイルグループを含む、
請求項１～５のいずれか１項に記載の方法。 Whether the second prediction flag is included in the bitstream is further based on the higher level enable flag for the first prediction mode, and whether the third prediction flag is included in the bitstream. Whether or not it is further based on the enable flag associated with the higher level of the second predictive mode.
Higher levels include sequence level, picture level, tilegroup level, or tilegroup.
The method according to any one of claims 1 to 5.
Ｍは前記第１のビンの値に等しく、Ｎは前記第２のビンの値に等しく、
（Ｍ，Ｎ）＝（０，０）の場合に、前記インター予測モードが前記現在の映像ブロックに適用される、
請求項１～６のいずれか１項に記載の方法。 In the first bin and the second bin, any mode of the intra prediction mode, the inter prediction mode, the first prediction mode, and the second prediction mode is applied to the current video block. Used to indicate the bottle
M is equal to the value of the first bin, N is equal to the value of the second bin,
When (M, N) = (0,0), the inter-prediction mode is applied to the current video block.
The method according to any one of claims 1 to 6.
請求項７に記載の方法。 When (M, N) = (0,1), the first prediction mode is applied to the current video block.
The method according to claim 7.
請求項７または８に記載の方法。 When (M, N) = (0,0) or (0,1), the first bin corresponds to the first prediction flag, and the second bin corresponds to the second prediction. Corresponding to the flag, the third prediction flag is not included in the bitstream.
The method according to claim 7 or 8.
請求項７～９のいずれか１項に記載の方法。 When (M, N) = (1,0), the intra prediction mode is applied to the current video block.
The method according to any one of claims 7 to 9.
請求項７～１０のいずれか１項に記載の方法。 When (M, N) = (1,1), the second prediction mode is applied to the current video block.
The method according to any one of claims 7 to 10.
請求項７～１１のいずれか１項に記載の方法。 When (M, N) = (1,0) or (1,1), the first bin corresponds to the first prediction flag, and the second bin corresponds to the third prediction. Corresponding to the flag, the second prediction flag is not included in the bitstream.
The method according to any one of claims 7 to 11.
請求項７～１２のいずれか１項に記載の方法。 When (M, N) = (0,0), (0,1) or (1,1), the third bin indicating whether to apply the third prediction mode is excluded from the bitstream. Then, in the third prediction mode, the difference between the quantized residual and the prediction of the quantized residual is represented in the bitstream using a pulse coding modulation representation.
The method according to any one of claims 7 to 12.
請求項７～１３のいずれか１項に記載の方法。 When (M, N) = (1,0), a third bin indicating whether or not to apply the third prediction mode is included in the bitstream, and in the third prediction mode, quantization is performed. The difference between the residuals made and the prediction of the quantized residuals is represented in the bitstream using a pulse coding modulation representation.
The method according to any one of claims 7 to 13.
請求項１～１４のいずれか１項に記載の方法。 The conversion comprises encoding the current video block into the bitstream.
The method according to any one of claims 1 to 14.
請求項１～１４のいずれか１項に記載の方法。 The conversion comprises decoding the current video block from the bitstream.
The method according to any one of claims 1 to 14.
映像の現在の映像ブロックと前記映像のビットストリームとの間での変換のために、前記ビットストリーム内に第１の予測フラグが含まれることを判定することであって、前記現在の映像ブロックがスキップされず、前記第１の予測フラグは、インター予測モードが適用されるか、またはイントラ予測モードが適用されるかを示す、判定することと、
第２の予測フラグまたは第３の予測フラグが、前記第１の予測フラグの値に少なくとも基づいて前記ビットストリームにさらに含まれることを判定することであって、前記第２の予測フラグは、第１の予測モードが適用されるかどうかを示し、前記第１の予測モードにおいて、前記現在の映像ブロックを含む同じピクチャの再構成されたサンプル値から予測サンプルを導出し、前記第３の予測フラグは、第２の予測モードが適用されるかどうかを示し、前記第２の予測モードにおいて、再構成されたサンプルは、代表的な色値のセットにより表現され、前記代表的な色値のセットは、１）パレット予測子、２）エスケープされたサンプル、または３）前記ビットストリームに含まれるパレット情報のうちの少なくとも１つを含む、判定することと、
前記現在の映像ブロックと前記ビットストリームとの間での前記変換を行うことと、
を行わせる映像データを処理するための装置。 A device for processing video data including a processing device and a non-temporary memory including an instruction, and when executed by the processing device, the instruction is sent to the processing device.
Determining that the bitstream contains a first predictive flag for conversion between the current video block of the video and the bitstream of the video, wherein the current video block is Not skipped, the first prediction flag indicates whether the inter-prediction mode is applied or the intra-prediction mode is applied.
The second prediction flag is to determine that the second prediction flag or the third prediction flag is further included in the bitstream based on at least the value of the first prediction flag, wherein the second prediction flag is a second. Indicates whether the prediction mode of 1 is applied, and in the first prediction mode, the prediction sample is derived from the reconstructed sample value of the same picture including the current video block, and the third prediction flag is described. Indicates whether the second prediction mode is applied. In the second prediction mode, the reconstructed sample is represented by a set of representative color values, said set of representative color values. 1) A palette predictor, 2) an escaped sample, or 3) a determination that contains at least one of the palette information contained in the bitstream.
Performing the conversion between the current video block and the bitstream,
A device for processing video data.
映像の現在の映像ブロックと前記映像のビットストリームとの間での変換のために、前記ビットストリーム内に第１の予測フラグが含まれることを判定することであって、前記現在の映像ブロックがスキップされず、前記第１の予測フラグは、インター予測モードが適用されるか、またはイントラ予測モードが適用されるかを示す、判定することと、
第２の予測フラグまたは第３の予測フラグが、前記第１の予測フラグの値に少なくとも基づいて前記ビットストリームにさらに含まれることを判定することであって、前記第２の予測フラグは、第１の予測モードが適用されるかどうかを示し、前記第１の予測モードにおいて、前記現在の映像ブロックを含む同じピクチャの再構成されたサンプル値から予測サンプルを導出し、前記第３の予測フラグは、第２の予測モードが適用されるかどうかを示し、前記第２の予測モードにおいて、再構成されたサンプルは、代表的な色値のセットにより表現され、前記代表的な色値のセットは、１）パレット予測子、２）エスケープされたサンプル、または３）前記ビットストリームに含まれるパレット情報のうちの少なくとも１つを含む、判定することと、
前記現在の映像ブロックと前記ビットストリームとの間での前記変換を行うことと、
を行わせる命令を記憶する非一時的なコンピュータ可読記憶媒体。 For processing equipment
Determining that the bitstream contains a first predictive flag for conversion between the current video block of the video and the bitstream of the video, wherein the current video block is Not skipped, the first prediction flag indicates whether the inter-prediction mode is applied or the intra-prediction mode is applied.
The second prediction flag is to determine that the second prediction flag or the third prediction flag is further included in the bitstream based on at least the value of the first prediction flag, wherein the second prediction flag is a second. Indicates whether the prediction mode of 1 is applied, and in the first prediction mode, the prediction sample is derived from the reconstructed sample value of the same picture including the current video block, and the third prediction flag is described. Indicates whether the second prediction mode is applied. In the second prediction mode, the reconstructed sample is represented by a set of representative color values, said set of representative color values. 1) A palette predictor, 2) an escaped sample, or 3) a determination that contains at least one of the palette information contained in the bitstream.
Performing the conversion between the current video block and the bitstream,
A non-temporary computer-readable storage medium that stores instructions to perform.
前記映像の現在の映像ブロックに対して、前記ビットストリーム内に第１の予測フラグが含まれることを判定することであって、前記現在の映像ブロックがスキップされず、前記第１の予測フラグは、インター予測モードが適用されるか、またはイントラ予測モードが適用されるかを示す、判定することと、
第２の予測フラグまたは第３の予測フラグが、前記第１の予測フラグの値に少なくとも基づいて前記ビットストリームにさらに含まれることを判定することであって、前記第２の予測フラグは、第１の予測モードが適用されるかどうかを示し、前記第１の予測モードにおいて、前記現在の映像ブロックを含む同じピクチャの再構成されたサンプル値から予測サンプルを導出し、前記第３の予測フラグは、第２の予測モードが適用されるかどうかを示し、前記第２の予測モードにおいて、再構成されたサンプルは、代表的な色値のセットにより表現され、前記代表的な色値のセットは、１）パレット予測子、２）エスケープされたサンプル、または３）前記ビットストリームに含まれるパレット情報のうちの少なくとも１つを含む、判定することと、
前記現在の映像ブロックのために前記ビットストリームを生成することと、
を含む非一時的なコンピュータ可読記録媒体。 A non-temporary computer-readable recording medium that stores a bitstream of video produced by a method performed by a video processing apparatus, wherein the method is:
It is to determine that the bitstream contains the first prediction flag for the current video block of the video, the current video block is not skipped, and the first prediction flag is , Determining whether the inter-prediction mode is applied or the intra-prediction mode is applied.
The second prediction flag is to determine that the second prediction flag or the third prediction flag is further included in the bitstream based on at least the value of the first prediction flag, wherein the second prediction flag is a second. Indicates whether the prediction mode of 1 is applied, and in the first prediction mode, the prediction sample is derived from the reconstructed sample value of the same picture including the current video block, and the third prediction flag is described. Indicates whether the second prediction mode is applied. In the second prediction mode, the reconstructed sample is represented by a set of representative color values, said set of representative color values. 1) A palette predictor, 2) an escaped sample, or 3) a determination that contains at least one of the palette information contained in the bitstream.
To generate the bitstream for the current video block,
Non-temporary computer-readable recording media, including.
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| JP2023015468A JP7481515B2 (en) | 2019-03-08 | 2023-02-03 | Co-encoding instructions for using palette modes |
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| US (1) | US20230007271A1 (en) |
| EP (1) | EP3915258A4 (en) |
| JP (2) | JP7223156B2 (en) |
| KR (1) | KR20210132662A (en) |
| CN (1) | CN113615188B (en) |
| BR (1) | BR112021017428A2 (en) |
| CA (1) | CA3132071A1 (en) |
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| KR20220032520A (en) | 2019-07-20 | 2022-03-15 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Condition-dependent coding of instructions for using palette mode |
| EP4254946A1 (en) * | 2022-03-28 | 2023-10-04 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data |
| CN115834883B (en) * | 2023-02-07 | 2023-05-02 | 深流微智能科技(深圳)有限公司 | Method, device, equipment and storage medium for selecting intra-frame prediction mode |
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| CA2923439C (en) * | 2013-10-14 | 2018-08-21 | Mediatek Singapore Pte. Ltd. | Method of residue differential pulse-code modulation for hevc range extension |
| CN105981388B (en) * | 2013-12-27 | 2019-05-10 | 寰发股份有限公司 | The method and apparatus that syntax redundancy removes in palette coding |
| WO2015135169A1 (en) * | 2014-03-13 | 2015-09-17 | Qualcomm Incorporated | Constrained depth intra mode coding for 3d video coding |
| KR102268090B1 (en) * | 2014-03-14 | 2021-06-23 | 브이아이디 스케일, 인크. | Palette coding for screen content coding |
| US10142642B2 (en) * | 2014-06-04 | 2018-11-27 | Qualcomm Incorporated | Block adaptive color-space conversion coding |
| US20150373362A1 (en) * | 2014-06-19 | 2015-12-24 | Qualcomm Incorporated | Deblocking filter design for intra block copy |
| US9900617B2 (en) * | 2014-06-20 | 2018-02-20 | Qualcomm Incorporated | Single color palette mode in video coding |
| CN106716999B (en) * | 2014-06-20 | 2019-08-09 | 寰发股份有限公司 | The method of palette fallout predictor signaling for Video coding |
| AU2014216056A1 (en) * | 2014-08-25 | 2016-03-10 | Canon Kabushiki Kaisha | Method, apparatus and system for predicting a block of video samples |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| CN105704491B (en) * | 2014-11-28 | 2020-03-13 | 同济大学 | Image encoding method, decoding method, encoding device, and decoding device |
| WO2016115343A2 (en) | 2015-01-14 | 2016-07-21 | Vid Scale, Inc. | Palette coding for non-4:4:4 screen content video |
| CN107251555B (en) * | 2015-02-17 | 2020-02-07 | 寰发股份有限公司 | Method and apparatus for encoding and decoding video data |
| KR102060871B1 (en) * | 2015-04-08 | 2019-12-30 | 에이치에프아이 이노베이션 인크. | Palette Mode Context Coding and Binarization in Video Coding |
| TWI816224B (en) * | 2015-06-08 | 2023-09-21 | 美商Ｖｉｄ衡器股份有限公司 | Method and device for video decoding or encoding |
| US10356432B2 (en) * | 2015-09-14 | 2019-07-16 | Qualcomm Incorporated | Palette predictor initialization and merge for video coding |
| CN108605130B (en) * | 2015-11-27 | 2021-05-11 | 联发科技股份有限公司 | Method and device for entropy coding and decoding of symbols related to blocks |
| RU2020129092A (en) * | 2016-05-13 | 2020-10-05 | Сони Корпорейшн | DEVICE AND METHOD OF IMAGE PROCESSING |
| US11146795B2 (en) * | 2017-03-10 | 2021-10-12 | Qualcomm Incorporated | Intra filtering flag in video coding |
| US10812810B2 (en) * | 2018-02-06 | 2020-10-20 | Tencent America LLC | Method and apparatus for video coding in merge mode |
| JP7197720B2 (en) | 2019-02-24 | 2022-12-27 | 北京字節跳動網絡技術有限公司 | Independent encoding of instructions for use of palette mode |
| CN113475077B (en) * | 2019-02-24 | 2023-11-17 | 北京字节跳动网络技术有限公司 | Independent coding and decoding of palette mode usage indication |
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