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Add patch to deal with unintentional API change.

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epel10
Richard Shaw 3 years ago
parent 9ae5fe4120
commit aec8946d10
2 changed files with 271 additions and 2 deletions
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264
codec2-fixes.patch
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@ -0,0 +1,264 @@
diff --git a/src/freedv_2020.c b/src/freedv_2020.c
index 8d420089..6ce5f5db 100644
--- a/src/freedv_2020.c
+++ b/src/freedv_2020.c
@@ -36,7 +36,7 @@
extern char *ofdm_statemode[];
#ifdef __LPCNET__
-void freedv_2020x_open(struct freedv *f, int vq_type) {
+void freedv_2020x_open(struct freedv *f) {
f->speech_sample_rate = FREEDV_FS_16000;
f->snr_squelch_thresh = 4.0;
f->squelch_en = 0;
@@ -60,13 +60,16 @@ void freedv_2020x_open(struct freedv *f, int vq_type) {
ldpc_codes_setup(f->ldpc, f->ofdm->codename);
int data_bits_per_frame;
+ int vq_type;
switch (f->mode) {
case FREEDV_MODE_2020:
data_bits_per_frame = 312;
+ vq_type = 1; /* vanilla VQ */
break;
case FREEDV_MODE_2020B:
f->ldpc->protection_mode = LDPC_PROT_2020B;
data_bits_per_frame = 156;
+ vq_type = 2; /* index optimised VQ for increased robustness to single bit errors */
break;
default:
assert(0);
diff --git a/src/freedv_api.c b/src/freedv_api.c
index e98736f5..b265d256 100644
--- a/src/freedv_api.c
+++ b/src/freedv_api.c
@@ -4,12 +4,13 @@
AUTHOR......: David Rowe
DATE CREATED: August 2014
- Library of API functions that implement FreeDV "modes", useful for
+ Library of API functions that implement the FreeDV API, useful for
embedding FreeDV in other programs. Please see:
1. README_freedv.md
- 2. Notes function use in freedv_api.c
- 3. The sample freedv_tx.c and freedv_rx.c programs
+ 2. Notes on function use in this file
+ 3. Simple demo programs in the "demo" directory
+ 4. The full featured command line freedv_tx.c and freedv_rx.c programs
\*---------------------------------------------------------------------------*/
@@ -110,17 +111,6 @@ char *rx_sync_flags_to_text[] = {
struct freedv *freedv_open(int mode) {
// defaults for those modes that support the use of adv
struct freedv_advanced adv = {0,2,100,8000,1000,200, "H_256_512_4"};
-#ifdef __LPCNET__
- // set up default Vector Quantisers (VQs) for LPCNet */
- switch (mode) {
- case FREEDV_MODE_2020:
- adv.lpcnet_vq_type = 1; /* vanilla VQ */
- break;
- case FREEDV_MODE_2020B:
- adv.lpcnet_vq_type = 2; /* index optimised VQ for theorectical robustness to single bit errors */
- break;
- }
-#endif
return freedv_open_advanced(mode, &adv);
}
@@ -155,10 +145,9 @@ struct freedv *freedv_open_advanced(int mode, struct freedv_advanced *adv) {
if (FDV_MODE_ACTIVE( FREEDV_MODE_700D, mode)) freedv_ofdm_voice_open(f, "700D");
if (FDV_MODE_ACTIVE( FREEDV_MODE_700E, mode)) freedv_ofdm_voice_open(f, "700E");
#ifdef __LPCNET__
- if (FDV_MODE_ACTIVE( FREEDV_MODE_2020, mode) ||
- FDV_MODE_ACTIVE( FREEDV_MODE_2020B, mode))
- freedv_2020x_open(f, adv->lpcnet_vq_type);
-#endif
+ if (FDV_MODE_ACTIVE( FREEDV_MODE_2020, mode) || FDV_MODE_ACTIVE( FREEDV_MODE_2020B, mode))
+ freedv_2020x_open(f);
+#endif
if (FDV_MODE_ACTIVE( FREEDV_MODE_2400A, mode)) freedv_2400a_open(f);
if (FDV_MODE_ACTIVE( FREEDV_MODE_2400B, mode)) freedv_2400b_open(f);
if (FDV_MODE_ACTIVE( FREEDV_MODE_800XA, mode)) freedv_800xa_open(f);
diff --git a/src/freedv_api.h b/src/freedv_api.h
index 952f08dd..70345eb8 100644
--- a/src/freedv_api.h
+++ b/src/freedv_api.h
@@ -4,7 +4,7 @@
AUTHOR......: David Rowe
DATE CREATED: August 2014
- Library of API functions that implement FreeDV "modes", useful for
+ Library of API functions that implement the FreeDV API, useful for
embedding FreeDV in other programs. Please see:
1. README_freedv.md
@@ -137,7 +137,7 @@ struct freedv;
// Some modes allow extra configuration parameters
struct freedv_advanced {
- int lpcnet_vq_type; // see lpcnet_freedv.h
+ int interleave_frames; // now unused but remains to prevent breaking API for legacy apps
// parameters for FREEDV_MODE_FSK_LDPC
int M; // 2 or 4 FSK
diff --git a/src/freedv_api_internal.h b/src/freedv_api_internal.h
index d6cdf7a8..203505ad 100644
--- a/src/freedv_api_internal.h
+++ b/src/freedv_api_internal.h
@@ -197,7 +197,7 @@ struct freedv {
void freedv_1600_open(struct freedv *f);
void freedv_700c_open(struct freedv *f);
void freedv_ofdm_voice_open(struct freedv *f, char *mode);
-void freedv_2020x_open(struct freedv *f, int vq_type);
+void freedv_2020x_open(struct freedv *f);
void freedv_2400a_open(struct freedv *f);
void freedv_2400b_open(struct freedv *f);
void freedv_800xa_open(struct freedv *f);
diff --git a/src/freedv_rx.c b/src/freedv_rx.c
index b2ad80c8..14bea647 100644
--- a/src/freedv_rx.c
+++ b/src/freedv_rx.c
@@ -64,7 +64,7 @@ int main(int argc, char *argv[]) {
float snr_est;
float clock_offset;
int use_testframes, verbose, discard, use_complex, use_dpsk, use_reliabletext;
- int use_squelch, vq_type;
+ int use_squelch;
float squelch = 0;
struct freedv *freedv;
int use_passthroughgain;
@@ -81,8 +81,6 @@ int main(int argc, char *argv[]) {
"\n"
" --discard Reset BER stats on loss of sync, helps us get sensible BER results\n"
" --dpsk Use differential PSK rather than coherent PSK\n"
- " --indopt 0|1 Choose index optimised VQ for 2020/2020B, no effect other modes\n"
- " default for 2020/2020B 0/1/1 (off/on/on)\n"
" --reliabletext txt Send 'txt' using reliable text protocol\n"
" --txtrx filename Store reliable text output to filename\n"
" --squelch leveldB Set squelch level\n"
@@ -96,7 +94,7 @@ int main(int argc, char *argv[]) {
}
use_testframes = verbose = discard = use_complex = use_dpsk = use_squelch = 0; use_reliabletext = 0;
- vq_type = -1; use_passthroughgain = 0;
+ use_passthroughgain = 0;
int o = 0;
int opt_idx = 0;
@@ -112,12 +110,11 @@ int main(int argc, char *argv[]) {
{"usecomplex", no_argument, 0, 'c'},
{"verbose1", no_argument, 0, 'v'},
{"vv", no_argument, 0, 'w'},
- {"indopt", required_argument, 0, 'n'},
{"passthroughgain", required_argument, 0, 'p'},
{0, 0, 0, 0}
};
- o = getopt_long(argc,argv,"idhr:s:x:tcvwn:p:",long_opts,&opt_idx);
+ o = getopt_long(argc,argv,"idhr:s:x:tcvwp:",long_opts,&opt_idx);
switch(o) {
case 'i':
@@ -129,12 +126,6 @@ int main(int argc, char *argv[]) {
case 'd':
use_dpsk = 1;
break;
- case 'n':
- if (atoi(optarg) == 0)
- vq_type = 1;
- else
- vq_type = 2;
- break;
case 'p':
use_passthroughgain = 1;
passthroughgain = atof(optarg);
@@ -203,14 +194,7 @@ int main(int argc, char *argv[]) {
exit(1);
}
- if (vq_type == -1)
- freedv = freedv_open(mode);
- else {
- // 2020x: specify VQ type
- struct freedv_advanced adv;
- adv.lpcnet_vq_type = vq_type;
- freedv = freedv_open_advanced(mode, &adv);
- }
+ freedv = freedv_open(mode);
assert(freedv != NULL);
/* set up a few options, calling these is optional -------------------------*/
diff --git a/src/freedv_tx.c b/src/freedv_tx.c
index 03691f56..40d3c274 100644
--- a/src/freedv_tx.c
+++ b/src/freedv_tx.c
@@ -61,7 +61,6 @@ int main(int argc, char *argv[]) {
struct freedv *freedv;
int mode;
int use_testframes, use_clip, use_txbpf, use_dpsk, use_reliabletext;
- int vq_type;
char *callsign = "";
reliable_text_t reliable_text_obj;
char f2020[80] = {0};
@@ -76,8 +75,6 @@ int main(int argc, char *argv[]) {
" --clip 0|1 Clipping (compression) of modem output samples for reduced PAPR\n"
" and higher average power\n"
" --dpsk Use differential PSK rather than coherent PSK\n"
- " --indopt 0|1 Choose index optimised VQ for 2020/2020B, no effect other modes\n"
- " default for 2020/2020B 0/1/1 (off/on/on)\n"
" --reliabletext txt Send 'txt' using reliable text protocol\n"
" --testframes Send testframe instead of coded speech. Number of testsframes depends on\n"
" length of speech input file\n"
@@ -88,7 +85,6 @@ int main(int argc, char *argv[]) {
}
use_testframes = 0; use_clip = 0; use_txbpf = 1; use_dpsk = 0; use_reliabletext = 0;
- vq_type = -1;
int o = 0;
int opt_idx = 0;
@@ -100,11 +96,10 @@ int main(int argc, char *argv[]) {
{"reliabletext", required_argument, 0, 'r'},
{"testframes", no_argument, 0, 't'},
{"txbpf", required_argument, 0, 'b'},
- {"indopt", required_argument, 0, 'n'},
{0, 0, 0, 0}
};
- o = getopt_long(argc,argv,"l:dhr:tb:n:",long_opts,&opt_idx);
+ o = getopt_long(argc,argv,"l:dhr:tb:",long_opts,&opt_idx);
switch(o) {
case 'b':
@@ -116,12 +111,6 @@ int main(int argc, char *argv[]) {
case 'l':
use_clip = atoi(optarg);
break;
- case 'n':
- if (atoi(optarg) == 0)
- vq_type = 1;
- else
- vq_type = 2;
- break;
case 'r':
use_reliabletext = 1;
callsign = optarg;
@@ -171,15 +160,7 @@ int main(int argc, char *argv[]) {
exit(1);
}
- if (vq_type == -1)
- freedv = freedv_open(mode);
- else {
- // 2020x: specify VQ type
- struct freedv_advanced adv;
- adv.lpcnet_vq_type = vq_type;
- freedv = freedv_open_advanced(mode, &adv);
- }
-
+ freedv = freedv_open(mode);
assert(freedv != NULL);
/* these are all optional ------------------ */

9
codec2.spec
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@ -7,13 +7,15 @@
Name: codec2
Version: 1.0.4
Release: 1%{?dist}
Release: 1%{?dist}.1
Summary: Next-Generation Digital Voice for Two-Way Radio
License: LGPLv2
URL: http://rowetel.com/codec2.html
Source0: https://github.com/drowe67/codec2/archive/v%{version}/%{name}-%{version}.tar.gz
Patch0: codec2-fixes.patch
BuildRequires: cmake%{?rhel:3}
BuildRequires: gcc gcc-c++
BuildRequires: libsamplerate-devel
@ -51,7 +53,7 @@ Example code for Codec 2
%prep
%autosetup
%autosetup -p1
%build
@ -98,6 +100,9 @@ EOF
%changelog
* Sat Jul 16 2022 Richard Shaw <hobbes1069@gmail.com> - 1.0.4-1.1
- Add patch to deal with unintentional API change.
* Sat Jul 09 2022 Richard Shaw <hobbes1069@gmail.com> - 1.0.4-1
- Update to 1.0.4.

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