Tiered signal decoding and signal reconstruction

A method of reconstructing a signal at successively higher levels of quality in a hierarchy, the method comprising:

• decoding a first set of data;
• utilizing the decoded first set of data to reconstruct the signal according to a first level of quality;
• decoding a second set of data;
• identifying an upsample operation specified by the decoded second set of data;
• applying the upsample operation identified in the decoded second set of data to the reconstructed signal at the first level of quality to reconstruct the signal at a second level of quality, the second level of quality being higher than the first level of quality;
• identifying residual data as specified by the decoded second set of data;
• utilizing an entropy decoder to decode the residual data, the decoded residual data specifying how to modify specific elements of the reconstructed signal at the second level of quality;
• and
• modifying the elements of the reconstructed signal at the second level of quality in a manner as specified by the decoded residual data.

A computer system comprising:

• processor hardware;
• a storage unit that stores instructions associated with an application executed by the processor hardware;
• and
• an interconnect coupling the processor hardware and the storage unit, causing the processor hardware to execute the application and perform operations of:
• decoding a first set of data;
• utilizing the decoded first set of data to reconstruct the signal according to a first level of quality;
• decoding a second set of data;
• identifying an upsample operation specified by the decoded second set of data;
• applying the upsample operation identified in the decoded second set of data to the reconstructed signal at the first level of quality to reconstruct the signal at a second level of quality, the second level of quality being higher than the first level of quality;
• decoding a third set of data;
• identifying an upsample operation specified by the decoded third set of data;
• and
• applying the upsample operation identified in the decoded third set of data to the reconstructed signal at the second level of quality to reconstruct the signal at a third level of quality, the third level of quality being higher than the second level of quality in the hierarchy.

A computer-readable hardware storage hardware having instructions stored thereon, the instructions, when carried out by processing hardware, causes the processing hardware to perform operations of:

• decoding a first set of data;
• utilizing the decoded first set of data to reconstruct the signal according to a first level of quality;
• decoding a second set of data;
• identifying an upsample operation specified by the decoded second set of data;
• applying the upsample operation identified in the decoded second set of data to the reconstructed signal at the first level of quality to reconstruct the signal at a second level of quality, the second level of quality being higher than the first level of quality;
• decoding a third set of data;
• identifying an upsample operation specified by the decoded third set of data;
• and
• applying the upsample operation identified in the decoded third set of data to the reconstructed signal at the second level of quality to reconstruct the signal at a third level of quality, the third level of quality being higher than the second level of quality in the hierarchy.

A method of reconstructing a signal at successively higher levels of quality in a hierarchy, the method comprising:

• decoding a first set of data;
• utilizing the first set of decoded data to reconstruct the signal according to a first level of quality;
• decoding a second set of data, the second set of data produced by an encoder to reconstruct the signal at a second level of quality;
• identifying an upsample operation as specified by a decoded data subset of the second set of data;
• and
• applying the identified upsample operation to the reconstructed signal at the first level of quality to reconstruct a preliminary rendition of the signal at the second level of quality, the second level of quality being higher than the first level of quality;
• processing the decoded second set of data to produce residual data for the rendition of the signal at the second level of quality, the residual data indicating how to modify the preliminary rendition of the signal at the second level of quality;
• and
• modifying the reconstructed preliminary rendition of the signal at the second level of quality using the residual data.

A computer system comprising:

• processor hardware;
• a storage unit that stores instructions associated with an application executed by the processor hardware;
• and
• an interconnect coupling the processor hardware and the storage unit, causing the computer system to execute the instructions and perform operations of:
• decoding a first set of data;
• utilizing the decoded first set of data to reconstruct the signal according to a first level of quality;
• decoding a second set of data;
• identifying an upsample operation specified by the decoded second set of data;
• applying the upsample operation identified in the decoded second set of data to the reconstructed signal at the first level of quality to reconstruct the signal at a second level of quality, the second level of quality being higher than the first level of quality;
• identifying residual data as specified by decoded second set of data;
• utilizing an entropy decoder to decode the residual data, the decoded residual data specifying how to modify specific elements of the reconstructed signal at the second level of quality;
• and
• modifying the elements of the reconstructed signal at the second level of quality in a manner as specified by the decoded residual data.

A computer-readable hardware storage hardware having instructions stored thereon, the instructions, when carried out by a processing device, causes the processing device to perform operations of:

• decoding a first set of data;
• utilizing the decoded first set of data to reconstruct the signal according to a first level of quality;
• decoding a second set of data;
• identifying an upsample operation specified by the decoded second set of data;
• applying the upsample operation identified in the decoded second set of data to the reconstructed signal at the first level of quality to reconstruct the signal at a second level of quality, the second level of quality being higher than the first level of quality;
• identifying residual data as specified by decoded second set of data;
• utilizing an entropy decoder to decode the residual data, the decoded residual data specifying how to modify specific elements of the reconstructed signal at the second level of quality;
• and
• modifying the elements of the reconstructed signal at the second level of quality in a manner as specified by the decoded residual data.

A method of reconstructing a signal at successively higher levels of quality in a hierarchy, the method comprising:

• decoding a first set of data;
• utilizing the first set of decoded data to reconstruct the signal according to a first level of quality;
• decoding a second set of data, the second set of data produced by an encoder to reconstruct the signal at a second level of quality, the encoder, during encoding of the signal, producing the second set of data to specify an upsample operation to reconstruct a preliminary rendition of the signal at the second level of quality, the encoder producing the upsample operation to reduce an entropy of residual data to be applied to the preliminary rendition of the signal at the second level of quality;
• identifying the upsample operation as specified by a decoded data subset of the second set of data;
• and
• applying the identified upsample operation to the reconstructed signal at the first level of quality to reconstruct the preliminary rendition of the signal at the second level of quality, the second level of quality being higher than the first level of quality.

A computer system comprising:

• processor hardware;
• a storage unit that stores instructions associated with an application executed by the processor hardware;
• and
• an interconnect coupling the processor hardware and the storage unit, causing the processor hardware to execute the instructions and perform operations of:
• decoding a first set of data;
• utilizing the first set of decoded data to reconstruct the signal according to a first level of quality;
• decoding a second set of data, the second set of data produced by an encoder to reconstruct the signal at a second level of quality;
• identifying an upsample operation as specified by a decoded data subset of the second set of data;
• applying the identified upsample operation to the reconstructed signal at the first level of quality to reconstruct a preliminary rendition of the signal at the second level of quality, the second level of quality being higher than the first level of quality;
• wherein the encoder, during encoding of the signal, produced the second set of data to specify the upsample operation to reconstruct the preliminary rendition of the signal at the second level of quality;
• wherein the encoder, during encoding of the signal, produced the upsample operation to reduce an entropy of residual data to be applied to the preliminary rendition of the signal at the second level of quality.

A computer system comprising:

• processor hardware;
• a storage unit that stores instructions associated with an application executed by the processor hardware;
• and
• an interconnect coupling the processor hardware and the storage unit, causing the processor hardware to execute the instructions and perform operations of:
• decoding a first set of data;
• utilizing the first set of decoded data to reconstruct the signal according to a first level of quality;
• decoding a second set of data, the second set of data produced by an encoder to reconstruct the signal at a second level of quality;
• identifying an upsample operation as specified by a decoded data subset of the second set of data;
• and
• applying the identified upsample operation to the reconstructed signal at the first level of quality to reconstruct a preliminary rendition of the signal at the second level of quality, the second level of quality being higher than the first level of quality;
• processing the decoded second set of data to produce residual data for the rendition of the signal at the second level of quality, the residual data indicating how to modify the preliminary rendition of the signal at the second level of quality;
• and
• modifying the reconstructed preliminary rendition of the signal at the second level of quality using the residual data.