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Commit c65029b7 authored by Shaun Ruffell's avatar Shaun Ruffell
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Several changes to codec_dahdi to play nice with G723.

This commit brings in the changes that were living out on the
svn/asterisk/team/sruffell/asterisk-trunk-transcoder branch.  codec_dahdi.c now
always uses signed linear as the simple codec so that a soft g729 codec will
not end up being preferred to the hardware codec.  There are also changes to
allow codec_dahdi.c to feed packets to the hardware in the native sample size of
the codec.  This solves problems with choppy audio when using G723. 



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@176760 65c4cc65-6c06-0410-ace0-fbb531ad65f3
parent f40edf27
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...@@ -38,7 +38,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ...@@ -38,7 +38,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <netinet/in.h> #include <netinet/in.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
#include <sys/mman.h> #include <sys/mman.h>
#include <sys/poll.h>
#include <dahdi/user.h> #include <dahdi/user.h>
#include "asterisk/lock.h" #include "asterisk/lock.h"
...@@ -49,8 +49,12 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") ...@@ -49,8 +49,12 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/channel.h" #include "asterisk/channel.h"
#include "asterisk/utils.h" #include "asterisk/utils.h"
#include "asterisk/linkedlists.h" #include "asterisk/linkedlists.h"
#include "asterisk/ulaw.h"
#define BUFFER_SIZE 8000
#define BUFFER_SAMPLES 8000 #define G723_SAMPLES 240
#define G729_SAMPLES 160
static unsigned int global_useplc = 0; static unsigned int global_useplc = 0;
...@@ -79,13 +83,53 @@ struct translator { ...@@ -79,13 +83,53 @@ struct translator {
static AST_LIST_HEAD_STATIC(translators, translator); static AST_LIST_HEAD_STATIC(translators, translator);
struct pvt { struct codec_dahdi_pvt {
int fd; int fd;
int fake;
struct dahdi_transcoder_formats fmts; struct dahdi_transcoder_formats fmts;
int samples; unsigned int softslin:1;
unsigned int fake:2;
uint16_t required_samples;
uint16_t samples_in_buffer;
uint8_t ulaw_buffer[1024];
}; };
/* Only used by a decoder */
static int ulawtolin(struct ast_trans_pvt *pvt)
{
struct codec_dahdi_pvt *dahdip = pvt->pvt;
int i = dahdip->required_samples;
uint8_t *src = &dahdip->ulaw_buffer[0];
int16_t *dst = pvt->outbuf.i16 + pvt->datalen;
/* convert and copy in outbuf */
while (i--) {
*dst++ = AST_MULAW(*src++);
}
return 0;
}
/* Only used by an encoder. */
static int lintoulaw(struct ast_trans_pvt *pvt, struct ast_frame *f)
{
struct codec_dahdi_pvt *dahdip = pvt->pvt;
int i = f->samples;
uint8_t *dst = &dahdip->ulaw_buffer[dahdip->samples_in_buffer];
int16_t *src = f->data.ptr;
if (dahdip->samples_in_buffer + i > sizeof(dahdip->ulaw_buffer)) {
ast_log(LOG_ERROR, "Out of buffer space!\n");
return -i;
}
while (i--) {
*dst++ = AST_LIN2MU(*src++);
}
dahdip->samples_in_buffer += f->samples;
return 0;
}
static char *handle_cli_transcoder_show(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) static char *handle_cli_transcoder_show(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
{ {
struct channel_usage copy; struct channel_usage copy;
...@@ -114,68 +158,79 @@ static char *handle_cli_transcoder_show(struct ast_cli_entry *e, int cmd, struct ...@@ -114,68 +158,79 @@ static char *handle_cli_transcoder_show(struct ast_cli_entry *e, int cmd, struct
return CLI_SUCCESS; return CLI_SUCCESS;
} }
static int dahdi_framein(struct ast_trans_pvt *pvt, struct ast_frame *f) static void dahdi_write_frame(struct codec_dahdi_pvt *dahdip, const uint8_t *buffer, const ssize_t count)
{ {
int res; int res;
struct pvt *dahdip = pvt->pvt; struct pollfd p = {0};
if (!count) return;
if (f->subclass) { res = write(dahdip->fd, buffer, count);
/* Give the frame to the hardware transcoder... */ if (option_verbose > 10) {
res = write(dahdip->fd, f->data.ptr, f->datalen);
if (-1 == res) { if (-1 == res) {
ast_log(LOG_ERROR, "Failed to write to /dev/dahdi/transcode: %s\n", strerror(errno)); ast_log(LOG_ERROR, "Failed to write to transcoder: %s\n", strerror(errno));
} }
if (f->datalen != res) { if (count != res) {
ast_log(LOG_ERROR, "Requested write of %d bytes, but only wrote %d bytes.\n", f->datalen, res); ast_log(LOG_ERROR, "Requested write of %zd bytes, but only wrote %d bytes.\n", count, res);
} }
res = -1;
pvt->samples += f->samples;
} else {
/* Fake a return frame for calculation purposes */
dahdip->fake = 2;
pvt->samples = f->samples;
res = 0;
} }
return res; p.fd = dahdip->fd;
p.events = POLLOUT;
res = poll(&p, 1, 50);
} }
static struct ast_frame *dahdi_frameout(struct ast_trans_pvt *pvt) static int dahdi_encoder_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
{ {
struct pvt *dahdip = pvt->pvt; struct codec_dahdi_pvt *dahdip = pvt->pvt;
if (0 == dahdip->fake) { if (!f->subclass) {
int res; /* We're just faking a return for calculation purposes. */
/* Let's check to see if there is a new frame for us.... */ dahdip->fake = 2;
res = read(dahdip->fd, pvt->outbuf.uc + pvt->datalen, pvt->t->buf_size - pvt->datalen); pvt->samples = f->samples;
if (-1 == res) { return 0;
if (EWOULDBLOCK == errno) { }
/* Nothing waiting... */
return NULL; /* Buffer up the packets and send them to the hardware if we
} else { * have enough samples set up. */
ast_log(LOG_ERROR, "Failed to read from /dev/dahdi/transcode: %s\n", strerror(errno)); if (dahdip->softslin) {
return NULL; if (lintoulaw(pvt, f)) {
} return -1;
} else { }
pvt->f.samples = dahdip->samples; } else {
pvt->f.datalen = res; /* NOTE: If softslin support is not needed, and the sample
pvt->datalen = 0; * size is equal to the required sample size, we wouldn't
pvt->f.frametype = AST_FRAME_VOICE; * need this copy operation. But at the time this was
pvt->f.subclass = 1 << (pvt->t->dstfmt); * written, only softslin is supported. */
pvt->f.mallocd = 0; if (dahdip->samples_in_buffer + f->samples > sizeof(dahdip->ulaw_buffer)) {
pvt->f.offset = AST_FRIENDLY_OFFSET; ast_log(LOG_ERROR, "Out of buffer space.\n");
pvt->f.src = pvt->t->name; return -1;
pvt->f.data.ptr = pvt->outbuf.uc;
ast_set_flag(&pvt->f, AST_FRFLAG_FROM_TRANSLATOR);
return &pvt->f;
} }
memcpy(&dahdip->ulaw_buffer[dahdip->samples_in_buffer], f->data.ptr, f->samples);
dahdip->samples_in_buffer += f->samples;
}
while (dahdip->samples_in_buffer > dahdip->required_samples) {
dahdi_write_frame(dahdip, dahdip->ulaw_buffer, dahdip->required_samples);
dahdip->samples_in_buffer -= dahdip->required_samples;
if (dahdip->samples_in_buffer) {
/* Shift any remaining bytes down. */
memmove(dahdip->ulaw_buffer, &dahdip->ulaw_buffer[dahdip->required_samples],
dahdip->samples_in_buffer);
}
}
pvt->samples += f->samples;
pvt->datalen = 0;
return -1;
}
} else if (2 == dahdip->fake) { static struct ast_frame *dahdi_encoder_frameout(struct ast_trans_pvt *pvt)
{
struct codec_dahdi_pvt *dahdip = pvt->pvt;
int res;
if (2 == dahdip->fake) {
dahdip->fake = 1; dahdip->fake = 1;
pvt->f.frametype = AST_FRAME_VOICE; pvt->f.frametype = AST_FRAME_VOICE;
pvt->f.subclass = 0; pvt->f.subclass = 0;
pvt->f.samples = 160; pvt->f.samples = dahdip->required_samples;
pvt->f.data.ptr = NULL; pvt->f.data.ptr = NULL;
pvt->f.offset = 0; pvt->f.offset = 0;
pvt->f.datalen = 0; pvt->f.datalen = 0;
...@@ -186,17 +241,128 @@ static struct ast_frame *dahdi_frameout(struct ast_trans_pvt *pvt) ...@@ -186,17 +241,128 @@ static struct ast_frame *dahdi_frameout(struct ast_trans_pvt *pvt)
return &pvt->f; return &pvt->f;
} else if (1 == dahdip->fake) { } else if (1 == dahdip->fake) {
dahdip->fake = 0;
return NULL;
}
res = read(dahdip->fd, pvt->outbuf.c + pvt->datalen, pvt->t->buf_size - pvt->datalen);
if (-1 == res) {
if (EWOULDBLOCK == errno) {
/* Nothing waiting... */
return NULL;
} else {
ast_log(LOG_ERROR, "Failed to read from transcoder: %s\n", strerror(errno));
return NULL;
}
} else {
pvt->f.datalen = res;
pvt->f.samples = dahdip->required_samples;
pvt->f.frametype = AST_FRAME_VOICE;
pvt->f.subclass = 1 << (pvt->t->dstfmt);
pvt->f.mallocd = 0;
pvt->f.offset = AST_FRIENDLY_OFFSET;
pvt->f.src = pvt->t->name;
pvt->f.data.ptr = pvt->outbuf.c;
ast_set_flag(&pvt->f, AST_FRFLAG_FROM_TRANSLATOR);
pvt->samples = 0;
pvt->datalen = 0;
return &pvt->f;
}
/* Shouldn't get here... */
return NULL;
}
static int dahdi_decoder_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
{
struct codec_dahdi_pvt *dahdip = pvt->pvt;
if (!f->subclass) {
/* We're just faking a return for calculation purposes. */
dahdip->fake = 2;
pvt->samples = f->samples;
return 0;
}
if (!f->datalen) {
if (f->samples != dahdip->required_samples) {
ast_log(LOG_ERROR, "%d != %d %d\n", f->samples, dahdip->required_samples, f->datalen);
}
}
dahdi_write_frame(dahdip, f->data.ptr, f->datalen);
pvt->samples += f->samples;
pvt->datalen = 0;
return -1;
}
static struct ast_frame *dahdi_decoder_frameout(struct ast_trans_pvt *pvt)
{
int res;
struct codec_dahdi_pvt *dahdip = pvt->pvt;
if (2 == dahdip->fake) {
dahdip->fake = 1;
pvt->f.frametype = AST_FRAME_VOICE;
pvt->f.subclass = 0;
pvt->f.samples = dahdip->required_samples;
pvt->f.data.ptr = NULL;
pvt->f.offset = 0;
pvt->f.datalen = 0;
pvt->f.mallocd = 0;
ast_set_flag(&pvt->f, AST_FRFLAG_FROM_TRANSLATOR);
pvt->samples = 0;
return &pvt->f;
} else if (1 == dahdip->fake) {
pvt->samples = 0;
dahdip->fake = 0;
return NULL; return NULL;
}
/* Let's check to see if there is a new frame for us.... */
if (dahdip->softslin) {
res = read(dahdip->fd, dahdip->ulaw_buffer, sizeof(dahdip->ulaw_buffer));
} else {
res = read(dahdip->fd, pvt->outbuf.c + pvt->datalen, pvt->t->buf_size - pvt->datalen);
}
if (-1 == res) {
if (EWOULDBLOCK == errno) {
/* Nothing waiting... */
return NULL;
} else {
ast_log(LOG_ERROR, "Failed to read from transcoder: %s\n", strerror(errno));
return NULL;
}
} else {
if (dahdip->softslin) {
ulawtolin(pvt);
pvt->f.datalen = res * 2;
} else {
pvt->f.datalen = res;
}
pvt->datalen = 0;
pvt->f.frametype = AST_FRAME_VOICE;
pvt->f.subclass = 1 << (pvt->t->dstfmt);
pvt->f.mallocd = 0;
pvt->f.offset = AST_FRIENDLY_OFFSET;
pvt->f.src = pvt->t->name;
pvt->f.data.ptr = pvt->outbuf.c;
pvt->f.samples = dahdip->required_samples;
ast_set_flag(&pvt->f, AST_FRFLAG_FROM_TRANSLATOR);
pvt->samples = 0;
return &pvt->f;
} }
/* Shouldn't get here... */ /* Shouldn't get here... */
return NULL; return NULL;
} }
static void dahdi_destroy(struct ast_trans_pvt *pvt) static void dahdi_destroy(struct ast_trans_pvt *pvt)
{ {
struct pvt *dahdip = pvt->pvt; struct codec_dahdi_pvt *dahdip = pvt->pvt;
switch (dahdip->fmts.dstfmt) { switch (dahdip->fmts.dstfmt) {
case AST_FORMAT_G729A: case AST_FORMAT_G729A:
...@@ -215,20 +381,44 @@ static int dahdi_translate(struct ast_trans_pvt *pvt, int dest, int source) ...@@ -215,20 +381,44 @@ static int dahdi_translate(struct ast_trans_pvt *pvt, int dest, int source)
{ {
/* Request translation through zap if possible */ /* Request translation through zap if possible */
int fd; int fd;
struct pvt *dahdip = pvt->pvt; struct codec_dahdi_pvt *dahdip = pvt->pvt;
int flags; int flags;
int tried_once = 0;
if ((fd = open("/dev/dahdi/transcode", O_RDWR)) < 0) { const char *dev_filename = "/dev/dahdi/transcode";
ast_log(LOG_ERROR, "Failed to open /dev/dahdi/transcode: %s\n", strerror(errno));
if ((fd = open(dev_filename, O_RDWR)) < 0) {
ast_log(LOG_ERROR, "Failed to open %s: %s\n", dev_filename, strerror(errno));
return -1; return -1;
} }
dahdip->fmts.srcfmt = (1 << source); dahdip->fmts.srcfmt = (1 << source);
dahdip->fmts.dstfmt = (1 << dest); dahdip->fmts.dstfmt = (1 << dest);
ast_log(LOG_VERBOSE, "Opening transcoder channel from %d to %d.\n", source, dest); ast_log(LOG_DEBUG, "Opening transcoder channel from %d to %d.\n", source, dest);
retry:
if (ioctl(fd, DAHDI_TC_ALLOCATE, &dahdip->fmts)) { if (ioctl(fd, DAHDI_TC_ALLOCATE, &dahdip->fmts)) {
if ((ENODEV == errno) && !tried_once) {
/* We requested to translate to/from an unsupported
* format. Most likely this is because signed linear
* was not supported by any hardware devices even
* though this module always registers signed linear
* support. In this case we'll retry, requesting
* support for ULAW instead of signed linear and then
* we'll just convert from ulaw to signed linear in
* software. */
if (AST_FORMAT_SLINEAR == dahdip->fmts.srcfmt) {
ast_log(LOG_DEBUG, "Using soft_slin support on source\n");
dahdip->softslin = 1;
dahdip->fmts.srcfmt = AST_FORMAT_ULAW;
} else if (AST_FORMAT_SLINEAR == dahdip->fmts.dstfmt) {
ast_log(LOG_DEBUG, "Using soft_slin support on destination\n");
dahdip->softslin = 1;
dahdip->fmts.dstfmt = AST_FORMAT_ULAW;
}
tried_once = 1;
goto retry;
}
ast_log(LOG_ERROR, "Unable to attach to transcoder: %s\n", strerror(errno)); ast_log(LOG_ERROR, "Unable to attach to transcoder: %s\n", strerror(errno));
close(fd); close(fd);
...@@ -243,16 +433,16 @@ static int dahdi_translate(struct ast_trans_pvt *pvt, int dest, int source) ...@@ -243,16 +433,16 @@ static int dahdi_translate(struct ast_trans_pvt *pvt, int dest, int source)
dahdip->fd = fd; dahdip->fd = fd;
dahdip->required_samples = ((dahdip->fmts.dstfmt|dahdip->fmts.srcfmt)&AST_FORMAT_G723_1) ? G723_SAMPLES : G729_SAMPLES;
switch (dahdip->fmts.dstfmt) { switch (dahdip->fmts.dstfmt) {
case AST_FORMAT_G729A: case AST_FORMAT_G729A:
dahdip->samples = 160; ast_atomic_fetchadd_int(&channels.encoders, +1);
break; break;
case AST_FORMAT_G723_1: case AST_FORMAT_G723_1:
dahdip->samples = 240;
ast_atomic_fetchadd_int(&channels.encoders, +1); ast_atomic_fetchadd_int(&channels.encoders, +1);
break; break;
default: default:
dahdip->samples = 160;
ast_atomic_fetchadd_int(&channels.decoders, +1); ast_atomic_fetchadd_int(&channels.decoders, +1);
break; break;
} }
...@@ -277,33 +467,65 @@ static struct ast_frame *fakesrc_sample(void) ...@@ -277,33 +467,65 @@ static struct ast_frame *fakesrc_sample(void)
return &f; return &f;
} }
static int is_encoder(struct translator *zt)
{
if (zt->t.srcfmt&(AST_FORMAT_ULAW|AST_FORMAT_ALAW|AST_FORMAT_SLINEAR)) {
return 1;
} else {
return 0;
}
}
static int register_translator(int dst, int src) static int register_translator(int dst, int src)
{ {
struct translator *dahdi; struct translator *zt;
int res; int res;
if (!(dahdi = ast_calloc(1, sizeof(*dahdi)))) if (!(zt = ast_calloc(1, sizeof(*zt)))) {
return -1; return -1;
}
snprintf((char *) (dahdi->t.name), sizeof(dahdi->t.name), "dahdi%sto%s", snprintf((char *) (zt->t.name), sizeof(zt->t.name), "zap%sto%s",
ast_getformatname((1 << src)), ast_getformatname((1 << dst))); ast_getformatname((1 << src)), ast_getformatname((1 << dst)));
dahdi->t.srcfmt = (1 << src); zt->t.srcfmt = (1 << src);
dahdi->t.dstfmt = (1 << dst); zt->t.dstfmt = (1 << dst);
dahdi->t.newpvt = dahdi_new; zt->t.buf_size = BUFFER_SIZE;
dahdi->t.framein = dahdi_framein; if (is_encoder(zt)) {
dahdi->t.frameout = dahdi_frameout; zt->t.framein = dahdi_encoder_framein;
dahdi->t.destroy = dahdi_destroy; zt->t.frameout = dahdi_encoder_frameout;
dahdi->t.sample = fakesrc_sample; #if 0
dahdi->t.useplc = global_useplc; zt->t.buffer_samples = 0;
dahdi->t.buf_size = BUFFER_SAMPLES * 2; #endif
dahdi->t.desc_size = sizeof(struct pvt); } else {
if ((res = ast_register_translator(&dahdi->t))) { zt->t.framein = dahdi_decoder_framein;
ast_free(dahdi); zt->t.frameout = dahdi_decoder_frameout;
#if 0
if (AST_FORMAT_G723_1 == zt->t.srcfmt) {
zt->t.plc_samples = G723_SAMPLES;
} else {
zt->t.plc_samples = G729_SAMPLES;
}
zt->t.buffer_samples = zt->t.plc_samples * 8;
#endif
}
zt->t.destroy = dahdi_destroy;
zt->t.buffer_samples = 0;
zt->t.newpvt = dahdi_new;
zt->t.sample = fakesrc_sample;
#if 0
zt->t.useplc = global_useplc;
#endif
zt->t.useplc = 0;
zt->t.native_plc = 0;
zt->t.desc_size = sizeof(struct codec_dahdi_pvt);
if ((res = ast_register_translator(&zt->t))) {
ast_free(zt);
return -1; return -1;
} }
AST_LIST_LOCK(&translators); AST_LIST_LOCK(&translators);
AST_LIST_INSERT_HEAD(&translators, dahdi, entry); AST_LIST_INSERT_HEAD(&translators, zt, entry);
AST_LIST_UNLOCK(&translators); AST_LIST_UNLOCK(&translators);
global_format_map.map[dst][src] = 1; global_format_map.map[dst][src] = 1;
...@@ -335,12 +557,12 @@ static void drop_translator(int dst, int src) ...@@ -335,12 +557,12 @@ static void drop_translator(int dst, int src)
static void unregister_translators(void) static void unregister_translators(void)
{ {
struct translator *current; struct translator *cur;
AST_LIST_LOCK(&translators); AST_LIST_LOCK(&translators);
while ((current = AST_LIST_REMOVE_HEAD(&translators, entry))) { while ((cur = AST_LIST_REMOVE_HEAD(&translators, entry))) {
ast_unregister_translator(&current->t); ast_unregister_translator(&cur->t);
ast_free(current); ast_free(cur);
} }
AST_LIST_UNLOCK(&translators); AST_LIST_UNLOCK(&translators);
} }
...@@ -357,10 +579,11 @@ static int parse_config(int reload) ...@@ -357,10 +579,11 @@ static int parse_config(int reload)
for (var = ast_variable_browse(cfg, "plc"); var; var = var->next) { for (var = ast_variable_browse(cfg, "plc"); var; var = var->next) {
if (!strcasecmp(var->name, "genericplc")) { if (!strcasecmp(var->name, "genericplc")) {
global_useplc = ast_true(var->value); global_useplc = ast_true(var->value);
ast_verb(3, "codec_dahdi: %susing generic PLC\n", ast_verb(3, "codec_dahdi: %susing generic PLC\n",
global_useplc ? "" : "not "); global_useplc ? "" : "not ");
} }
} }
ast_config_destroy(cfg); ast_config_destroy(cfg);
return 0; return 0;
} }
...@@ -401,8 +624,25 @@ static int find_transcoders(void) ...@@ -401,8 +624,25 @@ static int find_transcoders(void)
for (info.tcnum = 0; !(res = ioctl(fd, DAHDI_TC_GETINFO, &info)); info.tcnum++) { for (info.tcnum = 0; !(res = ioctl(fd, DAHDI_TC_GETINFO, &info)); info.tcnum++) {
if (option_verbose > 1) if (option_verbose > 1)
ast_verbose(VERBOSE_PREFIX_2 "Found transcoder '%s'.\n", info.name); ast_verbose(VERBOSE_PREFIX_2 "Found transcoder '%s'.\n", info.name);
/* Complex codecs need to support signed linear. If the
* hardware transcoder does not natively support signed linear
* format, we will emulate it in software directly in this
* module. Also, do not allow direct ulaw/alaw to complex
* codec translation, since that will prevent the generic PLC
* functions from working. */
if (info.dstfmts & (AST_FORMAT_ULAW | AST_FORMAT_ALAW)) {
info.dstfmts |= AST_FORMAT_SLINEAR;
info.dstfmts &= ~(AST_FORMAT_ULAW | AST_FORMAT_ALAW);
}
if (info.srcfmts & (AST_FORMAT_ULAW | AST_FORMAT_ALAW)) {
info.srcfmts |= AST_FORMAT_SLINEAR;
info.srcfmts &= ~(AST_FORMAT_ULAW | AST_FORMAT_ALAW);
}
build_translators(&map, info.dstfmts, info.srcfmts); build_translators(&map, info.dstfmts, info.srcfmts);
ast_atomic_fetchadd_int(&channels.total, info.numchannels / 2); ast_atomic_fetchadd_int(&channels.total, info.numchannels / 2);
} }
close(fd); close(fd);
...@@ -445,6 +685,7 @@ static int unload_module(void) ...@@ -445,6 +685,7 @@ static int unload_module(void)
static int load_module(void) static int load_module(void)
{ {
ast_ulaw_init();
if (parse_config(0)) if (parse_config(0))
return AST_MODULE_LOAD_DECLINE; return AST_MODULE_LOAD_DECLINE;
find_transcoders(); find_transcoders();
...@@ -456,4 +697,4 @@ AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Generic DAHDI Transcoder ...@@ -456,4 +697,4 @@ AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Generic DAHDI Transcoder
.load = load_module, .load = load_module,
.unload = unload_module, .unload = unload_module,
.reload = reload, .reload = reload,
); );
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