Complexity: High complexity overhead for OSBA Decoding
Basic info
Bug description
Big complexity overhead for BASOP, especially when rendering to BINAURAL
Float (binaural):
--- Complexity analysis [WMOPS] ---
|------ SELF ------| |--- CUMULATIVE ---|
routine calls min max avg min max avg
--------------- ------ ------ ------ ------ ------ ------ ------
ivas_jbm_dec_tc 1.00 5.778 5.778 5.778 37.314 51.918 45.428
ivas_spar_decode 1.00 1.733 1.935 1.849 8.438 9.282 8.971
ivas_spar_dec_MD 1.00 6.592 7.379 7.121 6.592 7.379 7.121
ivas_cpe_dec 1.00 0.867 6.848 3.994 22.845 37.091 30.680
ivas_core_dec 1.00 1.072 1.097 1.096 21.426 30.664 26.686
stereo_mdct_core_dec 1.00 14.992 23.226 19.543 20.329 29.568 25.589
mdct_core_invQ 1.00 4.933 7.197 6.046 4.933 7.197 6.046
ivas_jbm_dec_feed_tc_to_rendererer 1.00 0.425 0.425 0.425 0.425 0.425 0.425
ivas_dec_render 1.00 64.129 67.372 66.516 82.294 86.027 84.731
ivas_sba_prototype_renderer 4.00 8.929 9.649 9.649 8.929 9.649 9.649
dirac_decorr_process 16.00 8.278 9.045 8.566 8.278 9.045 8.566
--------------- ------ ------ ------ ------
total 1000.00 120.955 161.295 130.677Float (EXT)
--- Complexity analysis [WMOPS] ---
|------ SELF ------| |--- CUMULATIVE ---|
routine calls min max avg min max avg
--------------- ------ ------ ------ ------ ------ ------ ------
ivas_jbm_dec_tc 1.00 1.899 1.900 1.899 33.902 48.505 42.015
ivas_spar_decode 1.00 1.733 1.935 1.849 8.698 9.542 9.230
ivas_spar_dec_MD 1.00 6.852 7.639 7.381 6.852 7.639 7.381
ivas_cpe_dec 1.00 0.867 6.848 3.994 22.845 37.091 30.680
ivas_core_dec 1.00 1.072 1.097 1.096 21.426 30.664 26.686
stereo_mdct_core_dec 1.00 14.992 23.226 19.543 20.329 29.568 25.589
mdct_core_invQ 1.00 4.933 7.197 6.046 4.933 7.197 6.046
ivas_spar_dec_agc_pca 1.00 0.206 0.206 0.206 0.206 0.206 0.206
ivas_jbm_dec_feed_tc_to_rendererer 1.00 12.595 13.555 12.715 12.595 13.555 12.715
ivas_dec_render 1.00 20.592 20.601 20.594 199.272 202.268 202.011
ivas_spar_dec_upmixer_sf 4.00 125.806 128.804 128.547 178.677 181.675 181.417
ivas_dirac_dec_render 4.00 49.830 49.869 49.869 52.832 52.870 52.870
dirac_decorr_process 16.00 3.002 3.002 3.002 3.002 3.002 3.002
--------------- ------ ------ ------ ------
total 1000.00 247.473 290.528 256.839BASOP (Binaural):
Weighted MOPS Analysis:
|------ SELF ------| |--- CUMULATIVE ---|
routine calls/fr min max avg min max avg
------------------------ ------ ------ ------ ------ ------ ------ ------
ivas_jbm_dec_tc 1.00 9.540 9.837 9.617 58.601 72.182 66.205
ivas_spar_decode 1.00 1.985 2.156 2.088 7.699 8.132 7.957
ivas_spar_dec_MD 1.00 5.640 6.007 5.869 5.640 6.007 5.869
ivas_cpe_dec 1.00 1.952 7.491 4.836 41.139 54.556 48.631
ivas_core_dec 1.00 4.721 4.915 4.913 38.968 48.155 43.795
stereo_mdct_core_dec 1.00 28.539 36.535 32.831 34.055 43.242 38.882
mdct_core_invQ 1.00 5.259 6.882 6.051 5.259 6.882 6.051
ivas_jbm_dec_feed_tc_to_rendererer 1.00 0.211 0.211 0.211 0.211 0.211 0.211
ivas_dec_render 1.00 189.033 231.877 229.215 231.030 277.622 273.539
ivas_sba_prototype_renderer 4.00 10.441 10.693 10.693 2.643 2.673 2.673
dirac_decorr_process 16.00 30.770 35.933 33.631 1.916 2.281 2.103
----------------- ------ ------ ------ ------
total 1000.00 296.862 347.733 339.954BASOP (EXT)
Weighted MOPS Analysis:
|------ SELF ------| |--- CUMULATIVE ---|
routine calls/fr min max avg min max avg
------------------------ ------ ------ ------ ------ ------ ------ ------
ivas_jbm_dec_tc 1.00 8.269 8.565 8.346 57.580 71.160 65.184
ivas_spar_decode 1.00 1.985 2.156 2.088 7.750 8.182 8.007
ivas_spar_dec_MD 1.00 5.690 6.058 5.919 5.690 6.058 5.919
ivas_cpe_dec 1.00 1.952 7.491 4.836 41.139 54.556 48.631
ivas_core_dec 1.00 4.721 4.915 4.913 38.968 48.155 43.795
stereo_mdct_core_dec 1.00 28.539 36.535 32.831 34.055 43.242 38.882
mdct_core_invQ 1.00 5.259 6.882 6.051 5.259 6.882 6.051
ivas_spar_dec_agc_pca 1.00 0.200 0.200 0.199 0.200 0.200 0.199
ivas_jbm_dec_feed_tc_to_rendererer 1.00 16.314 29.260 17.931 16.314 29.260 17.931
ivas_dec_render 1.00 15.694 15.701 15.696 235.267 244.401 242.057
ivas_spar_dec_upmixer_sf 4.00 121.627 125.563 125.309 53.721 56.060 55.447
ivas_dirac_dec_render 4.00 91.021 97.544 95.427 24.181 25.840 25.272
dirac_decorr_process 16.00 5.407 6.366 5.626 0.338 0.399 0.352
----------------- ------ ------ ------ ------
total 1000.00 313.423 337.662 325.172For both cases, it's apparently the function ivas_dirac_dec_render which has a bigger overhead.
Ways to reproduce
- Binaural: IVAS_dec BINAURAL 48 stvOSBA_1ISM_FOA48c_64kbps.192 out.wav
- EXT: IVAS_dec EXT 48 stvOSBA_1ISM_FOA48c_64kbps.192 out.wav
Bitstream: