fixed-point version of the high-pass seems to work now.
[speexdsp.git] / libspeex / filters.c
2006-07-30 jmfixed-point version of the high-pass seems to work...
2006-07-30 jmbefore I get hatemail from windows users...
2006-07-30 jminput/output high-pass filters
2006-07-29 jmcopyright details, more info about the mdf learning...
2006-06-25 jmRemoved old enhancer code (was already disabled)
2006-06-07 jmPatch by David Rowe: sending the stack parameter to...
2006-05-20 jmexcitation and target are now 16-bit (were 32) in the...
2006-05-16 jmremoved a bunch of overflow cases, most of which were...
2006-05-16 jmdecoder excitation now in 16-bit precision (was 32...
2006-05-10 jmC89 fixes
2006-05-08 jmcleaned up temp allocation in enhancer a bit
2006-05-08 jmcleaned up a variable-size array (before I get flamed...
2006-05-08 jmremoved an "if" from the enhancer inner loop
2006-05-08 jmEnable the new enhancer by default.
2006-05-07 jmfixed-point accuracy improvements in both compute_rms16...
2006-04-30 jmApproximation for pitch search in new enhancer. Trying...
2006-04-30 jmcleaning up new enhancer
2006-04-29 jmfir_mem16 implemented using filter_mem16 on Blackfin
2006-04-29 jmblackfin assembly for iir_mem16
2006-04-29 jmBlackfin assembly version of filter_mem16
2006-04-27 jmnew enhancer now fully fixed-point
2006-04-27 jmtwo more variables in fixed-point. Oh, and un-b0rked...
2006-04-27 jmmore fixed-point in new enhancer
2006-04-27 jmthree more vars in fixed-point (four to go).
2006-04-26 jmoops. Previous checking broke the floating point. Think...
2006-04-26 jmenhancer fixed-point work
2006-04-25 jmintermediate fixed-point work
2006-04-25 jmsimpler code, similar results
2006-04-20 jmthis makes the _mem16 version of the filters use the...
2006-04-19 jmenergy scaling is a bit more accurate (especially in...
2006-04-14 jmminor tweak
2006-04-13 jmJust a bunch of (scalar) float ops left in the new...
2006-04-13 jmfixed some NaNs
2006-04-12 jmnew enhancer compiles and (sort of) works with FIXED_PO...
2006-04-12 jmremoved unused stuff
2006-04-11 jmopen-loop excitation gain computed in 16 bits
2006-04-11 jmrewrote new enhancer pitch tracker using the open-loop...
2006-04-11 jmadded explicit errors for those compiling with stupid...
2006-04-10 jmringing computation now done with 16-bit accuracy.
2006-04-08 jmweighted signal now in 16-bit precision, saving 500...
2006-04-07 jmremoved the decoder output buffer -- saving 640 bytes...
2006-04-07 jmFixed several fixed-point regressions:
2006-04-04 jmaccuracy improvement in QMF
2006-04-01 jmnon-causal comb filter
2006-03-18 jmnew experimental comb filter code
2006-02-10 jmpreparing for 1.1.12
2005-12-02 jmDC notch filter (not tested yet)
2005-06-05 jmPacket loss concealment converted to fixed-point. Added...
2005-05-27 jmCleaned up arch-dependent optimizations
2005-05-25 jmFixed-point fixes for 16-bit archs
2005-05-25 jmMade signal_div slightly more accurate and slightly...
2005-05-23 jmChanged storage of lpc coefficients so that it no longe...
2005-04-24 jmfixed-point stuff
2005-04-22 jmMore work on fixed-point operators
2005-04-22 jmAdded some more fixed-point operators
2005-04-22 jmFixed-point improvements (moved some stuff to 16-bit...
2005-03-30 jmRemoved another bunch of warnings (when using some...
2005-03-15 jmMerged a modified version of Jamey Hicks' C55 patch...
2005-03-03 jmNow possible to put temporary arrays directly on the...
2005-03-03 jmFirst cleanup step for stack allocation
2005-02-09 jmCleared the last float ops from the comb filter
2005-02-09 jmFixed-point-ized a critical divide in the comb filter
2005-02-07 jmARM assembly version of pitch_xcorr, moved all ARM...
2005-02-05 jmRenamed --enable-arm-asm to --enable-arm5e-asm to refle...
2005-02-05 jmARM instruction scheduling for iir_mem2
2005-02-05 jmMore ARM stuff
2005-02-05 jmBetter instruction scheduling for ARM
2005-02-05 jmAn ARM assembly implementation of filters_mem2 -- work...
2004-07-15 conradadded guarded #include "config.h" throughout libspeex...
2004-04-20 jmspeex_encode/speex_decode are back to using floats...
2004-01-16 jmNew SSE implementation based on intrinsics instead...
2003-12-23 jmfixed-point: converted comb_gain
2003-12-04 jmAdded const's all over the place
2003-12-01 jmfixed-point: comb filter, part 4.12
2003-11-30 jmfixed-point: comb filter, part III
2003-11-30 jmfixed-point: comb filter, part II
2003-11-30 jmfixed-point: started work on comb filter
2003-11-30 jmfixed-point: oops, fixed another overflow for 4 kbps...
2003-11-30 jm...
2003-11-30 jmfixed-point: Think I got rid of all overflows I could...
2003-11-30 jmfixed-point: Fixed several overflows. Added an explicit...
2003-11-28 jmfixed-point: some work on pitch gain, fixed a packet...
2003-11-27 jmfixed-point: bw_lpc and lpc_to_lsp are now done.
2003-11-13 jmspelling, cleanup
2003-11-12 jmfixed-point: converting excitation gain quantization...
2003-11-11 jmoops... fixed an #ifdef that wasn't including compute_r...
2003-11-11 jmfixed-point: Defined fused multiply-add operators and...
2003-11-10 jmoops...
2003-11-10 jmfixed-point: integerized pi_gain, pitch prediction...
2003-11-10 jmfixed-point: integerized bandwidth expansion
2003-11-10 jmfixed-point: converted lsp_enforce_margin, some assembl...
2003-11-10 jmfixed-point: scaling functions are a bit less ugly...
2003-11-08 jmfixed-point: removed some float ops in lpc_to_lsp and...
2003-11-07 jmfixed-point: acos function approximated with fixed...
2003-11-06 jmfixed-point: interger version of sqrt function
2003-11-02 jmfixed-point: cleanup
2003-11-02 jm...
2003-10-08 jmfixed-point: QMF entirely in fixed-point now
2003-10-08 jmfixed-point: converted QMF functions
2003-10-08 jmfixed-point: merged floating-point and fixed-point...
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