Method and apparatus for fast geometric mode desicion in a video encoder
There are provided methods and apparatus for fast geometric mode decision in a video encoder. An apparatus includes an encoder for performing a non-exhaustive geometric mode decision using geometric model-based partitioning modes. The encoder skips a testing of the geometric model-based partitioning modes based on at least one of a correlation and a dependence between the geometric model-based partitioning modes and non-geometric partitioning modes.
1. An apparatus, comprising:
an encoder for performing a non-exhaustive geometric mode decision using geometric model-based partitioning modes, wherein said encoder skips a testing of the geometric model-based partitioning modes based on at least one of a correlation and a dependence between the geometric model-based partitioning modes and non-geometric partitioning modes.
2. The apparatus of claim 1 , wherein the non-exhaustive geometric mode decision uses at least one of non-geometric mode information and neighborhood information.
3. The apparatus of claim 2 , wherein the early stopping threshold corresponds to at least one of a spatial neighboring rate-distortion cost and a temporal neighboring rate-distortion cost.
4. In a video encoder, a method, comprising:
performing a non-exhaustive geometric mode decision using geometric model-based partitioning modes, wherein said performing step comprises skipping a testing of the geometric model-based partitioning modes based on at least one of a correlation and a dependence between the geometric model-based partitioning modes and non-geometric partitioning modes.
5. The method of claim 4 , wherein the non-exhaustive geometric mode decision uses at least one of non-geometric mode information and neighborhood information.
6. The method of claim 5 , wherein the early stopping threshold corresponds to at least one of a spatial neighboring rate-distortion cost and a temporal neighboring rate-distortion cost.
7. The apparatus of claim 1 , wherein the non-exhaustive geometric mode decision uses residue information.
8. The apparatus of claim 1 , wherein the non-exhaustive geometric mode decision uses motion vector information.
9. The apparatus of claim 1 , wherein the non-exhaustive geometric mode decision uses an early stopping threshold.
10. The apparatus of claim 9 , wherein the early stopping threshold corresponds to a quantization parameter.
11. The method of claim 4 , wherein the non-exhaustive geometric mode decision uses residue information.
12. The method of claim 4 , wherein the non-exhaustive geometric mode decision uses motion vector information.
13. The method of claim 4 , wherein the non-exhaustive geometric mode decision uses an early stopping threshold.
14. The method of claim 13 , wherein the early stopping threshold corresponds to a quantization parameter.