Adaptive processing of video streams with reduced color resolution

A method for decoding an encoded digital image, the method comprising:

• receiving the encoded digital image of a plurality of pixels, each pixel having a luma component and two corresponding chroma components;
• extracting luma components and chroma components from the plurality of pixels;
• reordering the luma components and reordering the chroma components extracted from the plurality of pixels according to a data structure describing the reordering, wherein reordering the luma components and reordering the chroma components comprises:
• providing the luma components of the plurality of pixels on two data channels of three data channels, the three data channels configured for transmitting the luma components and chroma components of the plurality of pixels of the scan line, wherein each data channel of the two data channels has a half of the luma components of the plurality of pixels on a scan line;
• and
• providing the two corresponding chroma components on a remaining data channel of the three data channels;
• and
• reconstructing a digital image with reduced color resolution based on the reordering of the luma components and the chroma components of the digital image.

A non-transitory computer readable medium storing executable computer program instructions for encoding a digital image, the computer program instructions comprising instructions that when executed cause a computer processor to:

• receive the digital image of a plurality of pixels, each pixel having a luma component and two corresponding chroma components;
• extract luma components and chroma components from the plurality of pixels;
• reorder the luma components and reorder the chroma components extracted from the plurality of pixels, wherein the computer program instructions that when executed cause the computer processor to reorder the luma components and the chroma components further comprise instructions to:
• for a plurality of pixels received on each scan line:
• provide a first part of the luma components on a first data channel of three data channels, the three data channels configured for transmitting the luma components and chroma components of the plurality of pixels of the scan line;
• provide a second part of the luma components on a second data channel of the three data channels;
• and
• provide the two corresponding chroma components on a remaining data channel of the three data channels;
• and
• generate a data structure representing the digital image based on the reordering of the luma components and the reordering of the chroma components.

A non-transitory computer readable medium storing executable computer program instructions for decoding an encoded digital image, the computer program instructions comprising instructions that when executed cause a computer processor to:

• receive the encoded digital image of a plurality of pixels, each pixel having a luma component and two corresponding chroma components;
• extract luma components and chroma components from the plurality of pixels;
• reorder the luma components and reorder the chroma components extracted from the plurality of pixels according to a data structure describing the reordering, wherein the computer program instructions for reordering the luma components and reordering the chroma components comprise instructions that when executed cause the computer processor to:
• provide the luma components of the pixels on two data channels of three data channels, the three data channels configured for transmitting the luma components and chroma components of the plurality of pixels of the scan line, wherein each data channel of the two data channels has a half of the luma components of the plurality of pixels on a scan line;
• and
• provide the two corresponding chroma components on a remaining data channel of the three data channels;
• and
• reconstruct a digital image with reduced color resolution based on the reordering of the luma components and the chroma components of the digital image.

A method for encoding a digital image, the method comprising:

• receiving data defining a plurality of pixels of the digital image, wherein each of the plurality of pixels is defined by a luma pixel component and two corresponding chroma pixel components;
• separating the luma pixel components and the two corresponding chroma pixel components of the plurality of pixels;
• reordering the plurality of pixels from a received order by:
• mapping a first half of the luma pixel components onto a first data channel of three data channels;
• mapping a remaining half of the luma pixel components onto a second data channel of the three data channels;
• and
• mapping the two corresponding chroma pixel components onto a remaining data channel of the three data channels;
• encoding the luma pixel components and the two corresponding chroma pixel components on the three data channels at an encoder to obtain encoded data;
• and
• transmitting the encoded data on a transmission channel.

A method for decoding an encoded digital image, the method comprising:

• receiving the encoded digital image comprising a plurality of pixels, wherein each of the plurality of pixels is defined by a luma pixel component and two corresponding chroma pixel components;
• providing the luma pixel components onto two data channels of three data channels, wherein each of the two data channels has a respective half of the luma pixel components;
• providing the two corresponding chroma pixel components onto a remaining data channel of the three data channels;
• reordering the luma pixel components and the two corresponding chroma pixel components;
• and
• reconstructing a digital image with reduced color resolution based on the reordering.