TH58272B - Combined bluema and chroma decoders - Google Patents

Abstract

DC60 The invention herein provides a video encoder, video decoder and corresponding methods. The video encoder for encoding the video signal to a block of image consists of an encoder (100) for encoding each color component of the video signal data using a common predictor (315). The video decoder for decoding the video signal data to a block of image consists of a decoder (200) for decoding each color component of the video signal data using a common predictor (430). In addition, the set of devices and methods for encoding and decoding the video signal data to a block of image consists of an encoder and decoder for encoding/decoding the color components of the video signal data without residual color conversion. Furthermore, the video encoder and decoder for encoding/decoding the video signal data to a block of image consists of an encoder and decoder for encoding/decoding the video signal data using a unique specific predictor for each color component of the video signal data. The invention herein provides a video encoder, video decoder and corresponding methods. The video encoder for encoding the video signal to a block of image consists of an encoder (100) for encoding each color component of the video signal data using a common predictor (315). The video decoder for decoding the video signal data to a block of image consists of an encoder and decoder for encoding/decoding the video signal data using a unique specific predictor for each color component of the video signal data. The video signal to the image block will consist of decoders (200) for decoding each color component of the video signal data using a common predictor (430). In addition, the set of devices and methods for encoding and decoding the signal data to the image block will consist of encoders and decoders for encoding/decoding the color components of the video signal data without residual color conversion. Furthermore, the video encoders and decoders for encoding/decoding the video signal data to the image block will consist of encoders and decoders for encoding/decoding the video signal data using a unique predictor for each color component of the video signal data.

Claims (22)

Revised 22/03/2017 1. The equipment for decoding video signal data into image blocks. This equipment includes a decoder for decoding the color components of the video signal data without color transformation. This decoder decodes all color components of the video signal data using a color component predictor where the video signal sample conforms to a 4:4:4 format. 2. The equipment according to claim 1, which also includes subsequent decoding, an inverse color transformation module, and a signal connected to the decoder to perform inverse color transformation on the color components of the video signal data before decoding the color components by the decoder. 3. The equipment according to claim 2, where the inverse color transformation performed by the subsequent decoding, the inverse color transformation module is a non-color transformation. 4. The equipment according to claim 2, where the subsequent decoding, the inverse color transformation module... The inverse color transformation performs an inverse color transformation on the original image corresponding to the video signal data. 5. The device under claim 2 whereby in such subsequent decoding, the inverse color transformation module provides the transformed color components of the video signal data in RGB format or any non-RGB format. 6. The device under claim 1 whereby the co-predictor is a luma predictor used for both luma and chroma components of the video signal data. 7. The device under claim 2 whereby the decoder uses a co-space prediction mode for all color components of the video signal data. 8. The device under claim 7 whereby the co-space prediction mode is defined by prev_intra 8x8_pred _mode_flag, rem_intra8x8_pred_mode, prev_intra4x4_pred_mode_flag, and rem_intra 4x4_pred_mode. Parameters according to the H.264 standard of the International Telecommunication Union Telecommunication Sector 9. The equipment under claim 1, whereby the decoder uses a circuit for estimating the range, which is the same for frames B and P for all color components of the video signal data. 10. A method for decoding the video signal data into image blocks. The method includes decoding the color components of the video signal data without residual color transformation. The decoding procedure decodes all color components of the video signal data using a common color component predictor, and where the video signal sample conforms to the 4:4:4 format. 11. A method under claim 10, which also includes a subsequent decoding procedure for performing inverse color transformation on the selected color components of the video signal data. 12. A method under claim 11, whereby the inverse color transformation performed by the subsequent decoding procedure is a non-residual color transformation. 13. A method under claim 11, whereby the subsequent decoding procedure performs a color transformation. 14. An inverse representation of the original image corresponding to the video signal data. 15. An inverse representation of Claim 10 where the subsequent decoding procedure results in the converted color components of the video signal data in RGB format or any non-RGB format. 16. An inverse representation of Claim 10 where the co-predictor used is a luma predictor used for both luma and chroma components of the video signal data. 17. An inverse representation of Claim 10 where the decoding procedure uses a co-space prediction mode for all converted color components of the video signal data. 18. An inverse representation of Claim 16 where the co-prediction mode is defined by prev_intra8x8_pred_mode_flag, rem_intra8x8_pred_mode, prev_intra4x4_pred_mode_flag, and rem_intra4x4_pred_mode. Parameters according to the H.264 standard of the International Telecommunication Union, Telecommunication Sector 18. Method according to claim 10, where the decoding procedure uses a circuit for estimation in the range, which is the same set for frames B and P for all converted color components of the video signal data. 1. A set of equipment for decoding video signal data into blocks of images, in which the set of equipment contains a decoder (200) for decoding the color components of the video signal data without converting residual colors. 2. The equipment under claim 1, as previously stated, includes an inverse color conversion module for subsequent decoding (293) which is connected to such decoder to perform inverse color conversion on the color components of the video signal data before decoding the color components by such decoder as the decoder chooses. 3. The set of devices under claim 2 where the inverse color transformation performed by the module in the Inverse Color Transform for Subsequent Decoder (293) is a non-residual color transformation. 4. The equipment under claim 2, whereby the inverse color transformation module for subsequent decoding (293) performs an inverse color transformation on the original image corresponding to the video signal data. 5. The equipment under claim 2, whereby the inverse color conversion module for subsequent decoding (293) shall provide the converted color components of the video signal data to such encoder in RGB format or any other non-RGB format. 6. The equipment under claim 1, whereby the decoder (200) will decode all color components of the video signal data using a common predictor. 7. The equipment under claim 6, whereby the co-predictor is a luma predictor used for both the luma and chroma components of the video signal data. 8. The equipment under claim 1, whereby the decoder (200) uses a common spatial prediction mode for all color components of the video signal data. 9. The equipment set pursuant to claim 8, where the aforementioned co-spatial prediction mode is determined by the parameters according to the International Telecommunication Union, Telecommunication Sector's H.264 standard as follows: prev_intra8x8_pred_moode_flag, rem_intra8x8_pred_mode, prev_intra4x4_pred_mode_flag and rem_intra4x4_pred_mode. 10. The equipment under claim 1 where the decoder (200) uses a filter circuit to estimate the range which is the same for frames B and P for all color components of the video signal data. 11. The equipment under Claim 1 shall allow the sampling of video signal data to conform to any 4:4:4, 4:2:2, or 4:2:0 format of the International Telecommunication Union, Telecommunication Sector H.264 standard. 12. A method for decoding video signal data into blocks of images such that the method consists of encoding (300) the color components of the video signal data without converting residual colors. 13. The method under claim 12, which, as previously stated, includes a subsequent decoding procedure (494) for inverse color transformation on the color components of the video signal data as selected. 14. The method under claim 13, where the inverse color transformation performed by the subsequent decoding step (494) is a non-residual color transformation. 15. The method under claim 13, whereby the subsequent decoding procedure (494) performs an inverse color transformation on the original image corresponding to the video signal data. 16. The method under claim 13, whereby such subsequent decoding procedure (494) will produce the converted color components of the video signal data for such encoding procedure in RGB format or any other non-RGB format. 17. The method under claim 12, whereby the decoding procedure decodes all color components of the video signal data using a common predictor (430). 18. The method under claim 17, whereby the co-predictor is a luma predictor used for both the luma and chroma components of the video signal data. 19. The method under claim 12, whereby the decoding procedure uses a common spatial prediction mode for all converted color components of the video signal data. 20. The method pursuant to claim 19, where the aforementioned cosmic prediction mode is determined by the parameters according to the International Telecommunication Union, Telecommunication Sector's H.264 standard as follows: prev_intra8x8_pred_moode_flag, rem_intra8x8_pred_mode, prev_intra4x4_pred_mode_flag and rem_intra4x4_pred_mode. 21. The method under claim 12, whereby the decoding process uses a filtering circuit to estimate the range, which is the same point for frames B and P, for all the converted color components of the video signal data. 22. The method under claim 12 whereby the sampling of video signal data shall conform to any 4:4:4, 4:2:2 and 4:2:0 format of the International Telecommunication Union, Telecommunication Sector H.264 standard.