Digital Video Signal Modification TRIZ Cases

See how subsequence encoding uses convex hulls and bitrate-resolution choices to meet transmission buffer constraints and reduce playback interruptions.

Deriving a chroma QP mapping table from signaled data tailors image compression to image characteristics, improving coding efficiency and reducing storage costs.

Resetting context models at entropy-slice boundaries lets multiple video slices decode in parallel while retaining accurate decoding context.

See how expanded TCQ state tables improve video compression by mapping more quantization states to fewer dequantization states.

Atlas data and video-encoded components help compress 3D visual scenes for lower storage and transmission costs.

Adaptive transfer functions and color-space conversion help encode HDR/WCG video while reducing quantization distortion and preserving image detail.

Block selection and rearrangement discard view regions not visible in the basic view, reducing 3DoF+ coding redundancy.

Layered 4K and 8K HDR coding uses ROI offsets, reference-picture resampling, and selective decoding to support legacy devices.

When inter-coded motion vectors create large Intra BC differences, candidate filtering keeps reference pictures matched for efficient image coding.

Fixed MTS block limits can reduce compression efficiency; this case adapts minimum and maximum sizes to video content.

Block-size thresholds switch prediction modes for image encoders and decoders, improving coding efficiency and processing speed.

Detecting crossfade boundaries lets the encoder use weighted inter-prediction without comparing encoded frame sizes, conserving CPU resources.

Coefficient conditions switch arithmetic encoding modes and syntax structures to reduce video coding delay and circuit scale.

Picture-parameter-set plus picture- or slice-level syntax determines deblocking applicability, improving video encoding and decoding efficiency.

Constraining bi-predictive merge candidates before MMVD reconstruction avoids unsuitable DMVR or BDOF choices and improves coding efficiency.

Allowing non-decodable leading pictures after CRA pictures expands access points for fast rewind, seamless switching, and adaptive video delivery.

Block dimensions set filter flags for reference-sample interpolation, improving intra prediction and video coding efficiency.

Inverse-transform selection from multiple transform sets helps reduce video redundancy in residual blocks and lower storage and transmission bandwidth.

Dedicated 1-bit flags and a 6-bit layer identifier organize VCL and non-VCL NAL signaling for efficient video compression and decoding.

Scene-switching detection selects a target frame to divide GOPs, reducing key-frame count, inter-frame errors, and video bit rates.

Conditional bitstream signaling selects affine AMVR use in sub-block merge coding, improving compression efficiency while limiting coding complexity.

Block-sized filter flags select interpolation coefficients for reference samples, improving intra-prediction accuracy and video coding efficiency.

Unified rounding and clipping keep inter-prediction motion vectors within valid bit-depth ranges, preventing overflow in high-resolution video coding.

Bi-directional motion vectors form intermediate padding blocks at picture edges, improving padding accuracy and reducing residual bitrate.

Attribute metadata identifies sparse data regions for independent decoding, reducing memory use and enabling faster parallel processing.

Restricted search areas help IntraBC coding avoid exhaustive block searches, reducing complexity while retaining useful prediction accuracy.

Fixed kernels limit energy compression for high-resolution video; the case selects horizontal and vertical multi-core kernels by block size and direction.

Combining spatial neighbors with temporally co-located blocks helps CABAC use video redundancy for better compression without quality degradation.

Fixed noise filtering can blur defined features; this case adapts preprocessing strength to bitrate for better detail preservation and encoding quality.

Local illumination changes can weaken video prediction; this case derives block scaling factors to improve reconstruction within a simple coding framework.

Block vector candidate lists with SKIP, MERGE, and AMVP modes improve image compression while limiting signaling overhead.

Intra-predicted video blocks use conditional interpolation filters and block-specific coefficients to improve coding efficiency without universal filtering.

Selective signalling in profile-tier-level syntax indicates when constraint information is present, reducing overhead while supporting reliable VVC decoding.

Template matching selects a reference block, classifies its samples, and derives video partitions to improve compression and reconstruction quality.

Operating point indicators distinguish available layers, limiting unnecessary transmission and storage for high-resolution media.

Region-specific partition constraints help reduce video bitrate while preserving picture quality across image regions.

Clipped luma and chroma filtering coefficients are combined to improve chroma coding efficiency and reduce circuit scale.

Mode-specific smoothing filters adapt reference pixels to intra modes, improving prediction accuracy and delivering 0.2%–0.4% average bit-rate savings.

See how a video decoder uses temporal buffers and frame, tile, or block-level prediction zeroing to reconstruct scalable-quality video.

Because VVC and AVS3 reuse MVD coding for IBC BVDs, value-interval suffix selection adapts binarization to vector distributions.

The decoder signals virtual-boundary filter use, count, and positions to limit edge blurring while preserving blocking-artifact reduction.

Selecting neural network filters by reconstructed quality helps reduce distortion in compressed video while balancing filtering complexity.

Adaptive NSPT information uses block size and intra mode to improve video coding quality and efficiency beyond fixed transforms.

Lossy storage of decoded reference frames reduces buffer capacity and bandwidth while signaling compression to limit image-quality errors.

Base and extension configuration blocks let decoders reconstruct tiered image quality while limiting repeated signaling and processing overhead.

Offset-based alternative candidates extend MPM lists for non-square blocks and wide-angle intra modes, improving video coding efficiency.

High-resolution video coding uses conditional syntax elements to select palette, intra, or inter prediction modes, improving decoding efficiency while preserving image quality.

AV1 coding uses intra prediction mode and residual block size to implicitly select hybrid transform kernels, reducing signaling and processing overhead.

Dynamic bin-buffer thresholds and adaptive CABAC or exponential Golomb selection help control bin-to-bit ratios while reducing entropy-coding hardware demand.

Predefined rules and syntax let decoders infer motion vector predictor precision while using separate MVD precision to reduce bitstream data.