RU2016122546A - Устройство для обработки изображения и способ обработки изображения - Google Patents
Устройство для обработки изображения и способ обработки изображения Download PDFInfo
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- 238000003672 processing method Methods 0.000 title claims 6
- 238000013139 quantization Methods 0.000 claims 22
- 239000011159 matrix material Substances 0.000 claims 20
- 238000000034 method Methods 0.000 claims 6
- 230000007774 longterm Effects 0.000 claims 1
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
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Claims (22)
1. Устройство для обработки изображений, содержащее:
схему, конфигурированную для:
квантования данных коэффициентов преобразования для данных изображения с использованием матрицы квантования размера 32×32 с целью выработки квантованных данных коэффициентов преобразования, при этом матрицу квантования размера 32×32 устанавливают путем осуществления ближайшего соседнего процесса, включающего в себя дублирование, по меньшей мере, одного из двух элементов, соседствующих один с другим в матрице квантования размера 8×8; и
кодирования квантованных данных коэффициентов преобразования.
2. Устройство для обработки изображений по п. 1, в котором матрица квантования размера 8×8 является установленной по умолчанию матрицей квантования.
3. Устройство для обработки изображений по п. 1, в котором схема сконфигурирована для хранения матрицы квантования размера 8×8.
4. Устройство для обработки изображений по п. 1, в котором схема сконфигурирована для квантования данных коэффициентов преобразования для данных изображения с использованием матрицы (QM1) квантования размера 32×32, установленной путем осуществления ближайшего соседнего процесса для элементов матрицы (QM2) квантования размера 8×8:
5. Устройство для обработки изображений по п. 4, в котором схема сконфигурирована для установки матрицы квантования размера 32×32.
6. Способ обработки изображений, включающий в себя следующее:
квантуют, с помощью схемы устройства для обработки изображений, данные коэффициентов преобразования для данных изображения с использованием матрицы квантования размера 32×32 с целью выработки квантованных данных коэффициентов преобразования, при этом матрицу квантования размера 32×32 устанавливают путем осуществления ближайшего соседнего процесса, включающего в себя дублирование, по меньшей мере, одного из двух элементов, соседствующих один с другим в матрице квантования размера 8×8; и
кодируют квантованные данные коэффициентов преобразования.
7. Способ обработки изображений по п. 6, в котором матрица квантования размера 8×8 является установленной по умолчанию матрицей квантования.
8. Способ обработки изображений по п. 6, дополнительно включающий в себя следующее: сохраняют матрицу квантования размера 8×8.
9. Способ обработки изображений по п. 6, в котором квантование включает в себя следующее: квантуют, с помощью схемы, данные коэффициентов преобразования для данных изображения с использованием матрицы (QM1) квантования размера 32×32, установленной путем осуществления ближайшего соседнего процесса для элементов матрицы (QM2) квантования размера 8×8:
10. Способ обработки изображений по п. 9, дополнительно включающий в себя следующее: устанавливают, с помощью схемы, матрицу квантования размера 32×32.
11. Долговременный считываемый компьютером носитель информации, хранящий команды, которые при их исполнении, приводят к тому, что компьютер осуществляет способ, включающий в себя следующее:
квантуют данные коэффициентов преобразования для данных изображения с использованием матрицы квантования размера 32×32 с целью выработки квантованных данных коэффициентов преобразования, при этом матрицу квантования размера 32×32 устанавливают путем осуществления ближайшего соседнего процесса, включающего в себя дублирование, по меньшей мере, одного из двух элементов, соседствующих один с другим в матрице квантования размера 8×8; и
кодируют квантованные данные коэффициентов преобразования.
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JP2011049992A JP5741076B2 (ja) | 2010-12-09 | 2011-03-08 | 画像処理装置及び画像処理方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11272180B2 (en) | 2016-07-04 | 2022-03-08 | Sony Corporation | Image processing apparatus and method |
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