diff options
Diffstat (limited to 'codecs/lpc10/synths.c')
| -rw-r--r-- | codecs/lpc10/synths.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/codecs/lpc10/synths.c b/codecs/lpc10/synths.c index 4c5a70fac..2a3179b91 100644 --- a/codecs/lpc10/synths.c +++ b/codecs/lpc10/synths.c @@ -187,8 +187,8 @@ static real c_b2 = .7f; integer ipiti[16]; real g2pass; real pc[10]; - extern /* Subroutine */ int pitsyn_(integer *, integer *, integer *, real - *, real *, integer *, integer *, integer *, real *, real *, + extern /* Subroutine */ int pitsyn_(integer *, integer *, integer *, real + *, real *, integer *, integer *, integer *, real *, real *, integer *, real *, struct lpc10_decoder_state *); real rci[160] /* was [10][16] */; @@ -288,13 +288,13 @@ static real c_b2 = .7f; /* Error correction */ /* Subroutine SETUP is the only place where order is assigned a value, */ /* and that value is 10. It could increase efficiency 1% or so to */ -/* declare order as a constant (i.e., a Fortran PARAMETER) instead of as +/* declare order as a constant (i.e., a Fortran PARAMETER) instead of as */ /* a variable in a COMMON block, since it is used in many places in the */ -/* core of the coding and decoding routines. Actually, I take that back. +/* core of the coding and decoding routines. Actually, I take that back. */ /* At least when compiling with f2c, the upper bound of DO loops is */ -/* stored in a local variable before the DO loop begins, and then that is +/* stored in a local variable before the DO loop begins, and then that is */ /* compared against on each iteration. */ /* Similarly for lframe, which is given a value of MAXFRM in SETUP. */ @@ -304,35 +304,35 @@ static real c_b2 = .7f; /* nbits is similar to quant, and is given a value of 54 in SETUP. */ /* corrp is given a value of .TRUE. in SETUP, and is only used in the */ /* subroutines ENCODE and DECODE. It doesn't affect the speed of the */ -/* coder significantly whether it is .TRUE. or .FALSE., or whether it is +/* coder significantly whether it is .TRUE. or .FALSE., or whether it is */ /* a constant or a variable, since it is only examined once per frame. */ /* Leaving it as a variable that is set to .TRUE. seems like a good */ /* idea, since it does enable some error-correction capability for */ -/* unvoiced frames, with no change in the coding rate, and no noticeable +/* unvoiced frames, with no change in the coding rate, and no noticeable */ /* quality difference in the decoded speech. */ /* integer quant, nbits */ -/* *** Read/write: variables for debugging, not needed for LPC algorithm +/* *** Read/write: variables for debugging, not needed for LPC algorithm */ -/* Current frame, Unstable frames, Output clip count, Max onset buffer, +/* Current frame, Unstable frames, Output clip count, Max onset buffer, */ /* Debug listing detail level, Line count on listing page */ /* nframe is not needed for an embedded LPC10 at all. */ /* nunsfm is initialized to 0 in SETUP, and incremented in subroutine */ /* ERROR, which is only called from RCCHK. When LPC10 is embedded into */ -/* an application, I would recommend removing the call to ERROR in RCCHK, +/* an application, I would recommend removing the call to ERROR in RCCHK, */ /* and remove ERROR and nunsfm completely. */ -/* iclip is initialized to 0 in SETUP, and incremented in entry SWRITE in +/* iclip is initialized to 0 in SETUP, and incremented in entry SWRITE in */ /* sread.f. When LPC10 is embedded into an application, one might want */ /* to cause it to be incremented in a routine that takes the output of */ /* SYNTHS and sends it to an audio device. It could be optionally */ /* displayed, for those that might want to know what it is. */ -/* maxosp is never initialized to 0 in SETUP, although it probably should +/* maxosp is never initialized to 0 in SETUP, although it probably should */ /* be, and it is updated in subroutine ANALYS. I doubt that its value */ /* would be of much interest to an application in which LPC10 is */ @@ -345,21 +345,21 @@ static real c_b2 = .7f; /* Parameters/constants */ /* Local variables that need not be saved */ /* Local state */ -/* BUF is a buffer of speech samples that would have been returned +/* BUF is a buffer of speech samples that would have been returned */ /* by the older version of SYNTHS, but the newer version doesn't, */ /* so that the newer version can always return MAXFRM samples on */ /* every call. This has the effect of delaying the return of */ /* samples for one additional frame time. */ -/* Indices 1 through BUFLEN contain samples that are left over from +/* Indices 1 through BUFLEN contain samples that are left over from */ /* the last call to SYNTHS. Given the way that PITSYN works, */ /* BUFLEN should always be in the range MAXFRM-MAXPIT+1 through */ /* MAXFRM, inclusive, after a call to SYNTHS is complete. */ /* On the first call to SYNTHS (or the first call after */ -/* reinitializing with the entry INITSYNTHS), BUFLEN is MAXFRM, and +/* reinitializing with the entry INITSYNTHS), BUFLEN is MAXFRM, and */ /* a frame of silence is always returned. */ /* Parameter adjustments */ @@ -388,7 +388,7 @@ static real c_b2 = .7f; r__1 = min(r__2,.99f); rc[i__] = max(r__1,-.99f); } - pitsyn_(&contrl_1.order, &voice[1], pitch, rms, &rc[1], &contrl_1.lframe, + pitsyn_(&contrl_1.order, &voice[1], pitch, rms, &rc[1], &contrl_1.lframe, ivuv, ipiti, rmsi, rci, &nout, &ratio, st); if (nout > 0) { i__1 = nout; @@ -405,7 +405,7 @@ d of */ *buflen += ipiti[j - 1]; } -/* Copy first MAXFRM samples from BUF to output array SPEECH +/* Copy first MAXFRM samples from BUF to output array SPEECH */ /* (scaling them), and then remove them from the beginning of */ |