Adds fixed point for fer_energy() with input buffer in 32-bit integer format
Fixed point alternative for fer_energy() with input buffer in 32-bit integer format is added.
pytest results: 358 failed, 227 passed, 381 skipped
MLD:
Original: 7 cases > 5
8.622665
9.196089
9.457192
10.832478
10.853292
12.475984
22.456942
+10dB: 20 cases > 5
5.663041
5.663041
6.287491
6.327793
6.992729
7.061806
7.858168
10.755767
10.755767
11.334802
14.89885
15.203652
16.604309
16.975687
19.352787
19.374039
19.761044
23.580149
27.352047
38.927082
-10dB: 8 cases > 5
5.726532
5.965
6.009636
6.9186
7.063228
8.73682
14.835657
15.849819
Edited by Sandesh Venkatesh