[svn-commits] trunk - r8360 /trunk/codecs/
svn-commits at lists.digium.com
svn-commits at lists.digium.com
Fri Jan 20 16:23:03 MST 2006
Author: russell
Date: Fri Jan 20 17:23:00 2006
New Revision: 8360
URL: http://svn.digium.com/view/asterisk?rev=8360&view=rev
Log:
formatting and doxygen fixes (issue #6300)
Modified:
trunk/codecs/codec_a_mu.c
trunk/codecs/codec_adpcm.c
trunk/codecs/codec_alaw.c
trunk/codecs/codec_ulaw.c
Modified: trunk/codecs/codec_a_mu.c
URL: http://svn.digium.com/view/asterisk/trunk/codecs/codec_a_mu.c?rev=8360&r1=8359&r2=8360&view=diff
==============================================================================
--- trunk/codecs/codec_a_mu.c (original)
+++ trunk/codecs/codec_a_mu.c Fri Jan 20 17:23:00 2006
@@ -62,10 +62,10 @@
struct alaw_encoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
- unsigned char outbuf[BUFFER_SIZE]; /* Encoded alaw, two nibbles to a word */
- int tail;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
+ unsigned char outbuf[BUFFER_SIZE]; /* Encoded alaw, two nibbles to a word */
+ int tail;
};
/*
@@ -74,99 +74,91 @@
struct ulaw_encoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
- unsigned char outbuf[BUFFER_SIZE]; /* Encoded ulaw values */
- int tail;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
+ unsigned char outbuf[BUFFER_SIZE]; /* Encoded ulaw values */
+ int tail;
};
-static struct ast_translator_pvt *
-alawtoulaw_new (void)
-{
- struct ulaw_encoder_pvt *tmp;
- tmp = malloc (sizeof (struct ulaw_encoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- tmp->tail = 0;
- localusecnt++;
- ast_update_use_count ();
- }
- return (struct ast_translator_pvt *) tmp;
-}
-
-static struct ast_translator_pvt *
-ulawtoalaw_new (void)
-{
- struct alaw_encoder_pvt *tmp;
- tmp = malloc (sizeof (struct alaw_encoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- localusecnt++;
- ast_update_use_count ();
- tmp->tail = 0;
- }
- return (struct ast_translator_pvt *) tmp;
-}
-
-static int
-alawtoulaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
- int x;
- unsigned char *b;
-
- if ((tmp->tail + f->datalen)> sizeof(tmp->outbuf)) {
- ast_log(LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
-
- /* Reset ssindex and signal to frame's specified values */
- b = f->data;
- for (x=0;x<f->datalen;x++)
- tmp->outbuf[tmp->tail + x] = a2mu[b[x]];
-
- tmp->tail += f->datalen;
- return 0;
-}
-
-static struct ast_frame *
-alawtoulaw_frameout (struct ast_translator_pvt *pvt)
-{
- struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
-
- if (!tmp->tail)
- return NULL;
-
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_ULAW;
- tmp->f.datalen = tmp->tail;
- tmp->f.samples = tmp->tail;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->tail = 0;
- return &tmp->f;
-}
-
-static int
-ulawtoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
- int x;
- unsigned char *s;
- if (tmp->tail + f->datalen >= sizeof(tmp->outbuf))
- {
- ast_log (LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
- s = f->data;
- for (x=0;x<f->datalen;x++)
- tmp->outbuf[x+tmp->tail] = mu2a[s[x]];
- tmp->tail += f->datalen;
- return 0;
+static struct ast_translator_pvt *alawtoulaw_new(void)
+{
+ struct ulaw_encoder_pvt *tmp;
+ tmp = malloc(sizeof(struct ulaw_encoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ tmp->tail = 0;
+ localusecnt++;
+ ast_update_use_count();
+ }
+ return (struct ast_translator_pvt *)tmp;
+}
+
+static struct ast_translator_pvt *ulawtoalaw_new(void)
+{
+ struct alaw_encoder_pvt *tmp;
+ tmp = malloc(sizeof(struct alaw_encoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ localusecnt++;
+ ast_update_use_count();
+ tmp->tail = 0;
+ }
+ return (struct ast_translator_pvt *)tmp;
+}
+
+static int alawtoulaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
+ int x;
+ unsigned char *b;
+
+ if ((tmp->tail + f->datalen) > sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+
+ /* Reset ssindex and signal to frame's specified values */
+ b = f->data;
+ for (x=0;x<f->datalen;x++)
+ tmp->outbuf[tmp->tail + x] = a2mu[b[x]];
+
+ tmp->tail += f->datalen;
+ return 0;
+}
+
+static struct ast_frame *alawtoulaw_frameout(struct ast_translator_pvt *pvt)
+{
+ struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
+
+ if (!tmp->tail)
+ return NULL;
+
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_ULAW;
+ tmp->f.datalen = tmp->tail;
+ tmp->f.samples = tmp->tail;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->tail = 0;
+ return &tmp->f;
+}
+
+static int ulawtoalaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
+ int x;
+ unsigned char *s;
+ if (tmp->tail + f->datalen >= sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+ s = f->data;
+ for (x=0;x<f->datalen;x++)
+ tmp->outbuf[x+tmp->tail] = mu2a[s[x]];
+ tmp->tail += f->datalen;
+ return 0;
}
/*
@@ -181,60 +173,56 @@
* Leftover inbuf data gets packed, tail gets updated.
*/
-static struct ast_frame *
-ulawtoalaw_frameout (struct ast_translator_pvt *pvt)
-{
- struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
+static struct ast_frame *ulawtoalaw_frameout(struct ast_translator_pvt *pvt)
+{
+ struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
- if (tmp->tail) {
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_ALAW;
- tmp->f.samples = tmp->tail;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->f.datalen = tmp->tail;
- tmp->tail = 0;
- return &tmp->f;
- } else return NULL;
-}
-
+ if (tmp->tail) {
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_ALAW;
+ tmp->f.samples = tmp->tail;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->f.datalen = tmp->tail;
+ tmp->tail = 0;
+ return &tmp->f;
+ } else
+ return NULL;
+}
/*
* alawToLin_Sample
*/
-static struct ast_frame *
-alawtoulaw_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_ALAW;
- f.datalen = sizeof (ulaw_slin_ex);
- f.samples = sizeof(ulaw_slin_ex);
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = ulaw_slin_ex;
- return &f;
-}
-
-static struct ast_frame *
-ulawtoalaw_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_ULAW;
- f.datalen = sizeof (ulaw_slin_ex);
- f.samples = sizeof(ulaw_slin_ex);
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = ulaw_slin_ex;
- return &f;
-}
-
+static struct ast_frame *alawtoulaw_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_ALAW;
+ f.datalen = sizeof(ulaw_slin_ex);
+ f.samples = sizeof(ulaw_slin_ex);
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = ulaw_slin_ex;
+ return &f;
+}
+
+static struct ast_frame *ulawtoalaw_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_ULAW;
+ f.datalen = sizeof(ulaw_slin_ex);
+ f.samples = sizeof(ulaw_slin_ex);
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = ulaw_slin_ex;
+ return &f;
+}
/*
* alaw_Destroy
@@ -247,12 +235,11 @@
* None.
*/
-static void
-alaw_destroy (struct ast_translator_pvt *pvt)
-{
- free (pvt);
- localusecnt--;
- ast_update_use_count ();
+static void alaw_destroy(struct ast_translator_pvt *pvt)
+{
+ free(pvt);
+ localusecnt--;
+ ast_update_use_count();
}
/*
@@ -260,15 +247,15 @@
*/
static struct ast_translator alawtoulaw = {
- "alawtoulaw",
- AST_FORMAT_ALAW,
- AST_FORMAT_ULAW,
- alawtoulaw_new,
- alawtoulaw_framein,
- alawtoulaw_frameout,
- alaw_destroy,
- /* NULL */
- alawtoulaw_sample
+ "alawtoulaw",
+ AST_FORMAT_ALAW,
+ AST_FORMAT_ULAW,
+ alawtoulaw_new,
+ alawtoulaw_framein,
+ alawtoulaw_frameout,
+ alaw_destroy,
+ /* NULL */
+ alawtoulaw_sample
};
/*
@@ -276,68 +263,63 @@
*/
static struct ast_translator ulawtoalaw = {
- "ulawtoalaw",
- AST_FORMAT_ULAW,
- AST_FORMAT_ALAW,
- ulawtoalaw_new,
- ulawtoalaw_framein,
- ulawtoalaw_frameout,
- alaw_destroy,
- /* NULL */
- ulawtoalaw_sample
+ "ulawtoalaw",
+ AST_FORMAT_ULAW,
+ AST_FORMAT_ALAW,
+ ulawtoalaw_new,
+ ulawtoalaw_framein,
+ ulawtoalaw_frameout,
+ alaw_destroy,
+ /* NULL */
+ ulawtoalaw_sample
};
-int
-unload_module (void)
-{
- int res;
- ast_mutex_lock (&localuser_lock);
- res = ast_unregister_translator (&ulawtoalaw);
- if (!res)
- res = ast_unregister_translator (&alawtoulaw);
- if (localusecnt)
- res = -1;
- ast_mutex_unlock (&localuser_lock);
- return res;
-}
-
-int
-load_module (void)
-{
- int res;
- int x;
- for (x=0;x<256;x++) {
- mu2a[x] = AST_LIN2A(AST_MULAW(x));
- a2mu[x] = AST_LIN2MU(AST_ALAW(x));
- }
- res = ast_register_translator (&alawtoulaw);
- if (!res)
- res = ast_register_translator (&ulawtoalaw);
- else
- ast_unregister_translator (&alawtoulaw);
- return res;
+int unload_module(void)
+{
+ int res;
+ ast_mutex_lock(&localuser_lock);
+ res = ast_unregister_translator(&ulawtoalaw);
+ if (!res)
+ res = ast_unregister_translator(&alawtoulaw);
+ if (localusecnt)
+ res = -1;
+ ast_mutex_unlock(&localuser_lock);
+ return res;
+}
+
+int load_module(void)
+{
+ int res;
+ int x;
+ for (x=0;x<256;x++) {
+ mu2a[x] = AST_LIN2A(AST_MULAW(x));
+ a2mu[x] = AST_LIN2MU(AST_ALAW(x));
+ }
+ res = ast_register_translator(&alawtoulaw);
+ if (!res)
+ res = ast_register_translator(&ulawtoalaw);
+ else
+ ast_unregister_translator(&alawtoulaw);
+ return res;
}
/*
* Return a description of this module.
*/
-char *
-description (void)
-{
- return tdesc;
-}
-
-int
-usecount (void)
-{
- int res;
- STANDARD_USECOUNT (res);
- return res;
-}
-
-char *
-key ()
-{
- return ASTERISK_GPL_KEY;
-}
+char *description(void)
+{
+ return tdesc;
+}
+
+int usecount(void)
+{
+ int res;
+ STANDARD_USECOUNT(res);
+ return res;
+}
+
+char *key()
+{
+ return ASTERISK_GPL_KEY;
+}
Modified: trunk/codecs/codec_adpcm.c
URL: http://svn.digium.com/view/asterisk/trunk/codecs/codec_adpcm.c?rev=8360&r1=8359&r2=8360&view=diff
==============================================================================
--- trunk/codecs/codec_adpcm.c (original)
+++ trunk/codecs/codec_adpcm.c Fri Jan 20 17:23:00 2006
@@ -102,8 +102,7 @@
* Sets the index to the step size table for the next encode.
*/
-static inline short
-decode(int encoded, struct adpcm_state* state)
+static inline short decode(int encoded, struct adpcm_state *state)
{
int diff;
int step;
@@ -117,9 +116,12 @@
diff = (((encoded << 1) + 1) * step) >> 3;
#else /* BLI code */
diff = step >> 3;
- if (encoded & 4) diff += step;
- if (encoded & 2) diff += step >> 1;
- if (encoded & 1) diff += step >> 2;
+ if (encoded & 4)
+ diff += step;
+ if (encoded & 2)
+ diff += step >> 1;
+ if (encoded & 1)
+ diff += step >> 2;
if ((encoded >> 1) & step & 0x1)
diff++;
#endif
@@ -143,8 +145,7 @@
#ifdef AUTO_RETURN
if (encoded)
state->zero_count = 0;
- else if (++(state->zero_count) == 24)
- {
+ else if (++(state->zero_count) == 24) {
state->zero_count = 0;
if (state->signal > 0)
state->next_flag = 0x1;
@@ -174,51 +175,43 @@
* signal gets updated with each pass.
*/
-static inline int
-adpcm(short csig, struct adpcm_state* state)
+static inline int adpcm(short csig, struct adpcm_state *state)
{
int diff;
int step;
int encoded;
/*
- * Clip csig if too large or too small
- */
+ * Clip csig if too large or too small
+ */
csig >>= 4;
step = stpsz[state->ssindex];
diff = csig - state->signal;
#ifdef NOT_BLI
- if (diff < 0)
- {
+ if (diff < 0) {
encoded = (-diff << 2) / step;
if (encoded > 7)
encoded = 7;
encoded |= 0x08;
- }
- else
- {
+ } else {
encoded = (diff << 2) / step;
if (encoded > 7)
encoded = 7;
}
#else /* BLI code */
- if (diff < 0)
- {
+ if (diff < 0) {
encoded = 8;
diff = -diff;
- }
- else
+ } else
encoded = 0;
- if (diff >= step)
- {
+ if (diff >= step) {
encoded |= 4;
diff -= step;
}
step >>= 1;
- if (diff >= step)
- {
+ if (diff >= step) {
encoded |= 2;
diff -= step;
}
@@ -239,12 +232,12 @@
struct adpcm_encoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
- short inbuf[BUFFER_SIZE]; /* Unencoded signed linear values */
- unsigned char outbuf[BUFFER_SIZE]; /* Encoded ADPCM, two nibbles to a word */
- struct adpcm_state state;
- int tail;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
+ short inbuf[BUFFER_SIZE]; /* Unencoded signed linear values */
+ unsigned char outbuf[BUFFER_SIZE]; /* Encoded ADPCM, two nibbles to a word */
+ struct adpcm_state state;
+ int tail;
};
/*
@@ -253,12 +246,12 @@
struct adpcm_decoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
- short outbuf[BUFFER_SIZE]; /* Decoded signed linear values */
- struct adpcm_state state;
- int tail;
- plc_state_t plc;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
+ short outbuf[BUFFER_SIZE]; /* Decoded signed linear values */
+ struct adpcm_state state;
+ int tail;
+ plc_state_t plc;
};
/*
@@ -272,20 +265,18 @@
* None.
*/
-static struct ast_translator_pvt *
-adpcmtolin_new (void)
-{
- struct adpcm_decoder_pvt *tmp;
- tmp = malloc (sizeof (struct adpcm_decoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- tmp->tail = 0;
- plc_init(&tmp->plc);
- localusecnt++;
- ast_update_use_count ();
- }
- return (struct ast_translator_pvt *) tmp;
+static struct ast_translator_pvt *adpcmtolin_new(void)
+{
+ struct adpcm_decoder_pvt *tmp;
+ tmp = malloc(sizeof(struct adpcm_decoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ tmp->tail = 0;
+ plc_init(&tmp->plc);
+ localusecnt++;
+ ast_update_use_count();
+ }
+ return (struct ast_translator_pvt *)tmp;
}
/*
@@ -299,19 +290,17 @@
* None.
*/
-static struct ast_translator_pvt *
-lintoadpcm_new (void)
-{
- struct adpcm_encoder_pvt *tmp;
- tmp = malloc (sizeof (struct adpcm_encoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- localusecnt++;
- ast_update_use_count ();
- tmp->tail = 0;
- }
- return (struct ast_translator_pvt *) tmp;
+static struct ast_translator_pvt *lintoadpcm_new(void)
+{
+ struct adpcm_encoder_pvt *tmp;
+ tmp = malloc(sizeof(struct adpcm_encoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ localusecnt++;
+ ast_update_use_count();
+ tmp->tail = 0;
+ }
+ return (struct ast_translator_pvt *)tmp;
}
/*
@@ -326,40 +315,40 @@
* tmp->tail is the number of packed values in the buffer.
*/
-static int
-adpcmtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *) pvt;
- int x;
- unsigned char *b;
-
- if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
- if((tmp->tail + 160) > sizeof(tmp->outbuf) / 2) {
- ast_log(LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
- if(useplc) {
- plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
- tmp->tail += 160;
- }
- return 0;
- }
-
- if (f->datalen * 4 + tmp->tail * 2 > sizeof(tmp->outbuf)) {
- ast_log(LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
-
- b = f->data;
-
- for (x=0;x<f->datalen;x++) {
- tmp->outbuf[tmp->tail++] = decode((b[x] >> 4) & 0xf, &tmp->state);
- tmp->outbuf[tmp->tail++] = decode(b[x] & 0x0f, &tmp->state);
- }
-
- if(useplc) plc_rx(&tmp->plc, tmp->outbuf+tmp->tail-f->datalen*2, f->datalen*2);
-
- return 0;
+static int adpcmtolin_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *)pvt;
+ int x;
+ unsigned char *b;
+
+ if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
+ if((tmp->tail + 160) > sizeof(tmp->outbuf) / 2) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+ if(useplc) {
+ plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
+ tmp->tail += 160;
+ }
+ return 0;
+ }
+
+ if (f->datalen * 4 + tmp->tail * 2 > sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+
+ b = f->data;
+
+ for (x=0;x<f->datalen;x++) {
+ tmp->outbuf[tmp->tail++] = decode((b[x] >> 4) & 0xf, &tmp->state);
+ tmp->outbuf[tmp->tail++] = decode(b[x] & 0x0f, &tmp->state);
+ }
+
+ if(useplc)
+ plc_rx(&tmp->plc, tmp->outbuf+tmp->tail-f->datalen*2, f->datalen*2);
+
+ return 0;
}
/*
@@ -374,24 +363,23 @@
* None.
*/
-static struct ast_frame *
-adpcmtolin_frameout (struct ast_translator_pvt *pvt)
-{
- struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *) pvt;
-
- if (!tmp->tail)
- return NULL;
-
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_SLINEAR;
- tmp->f.datalen = tmp->tail *2;
- tmp->f.samples = tmp->tail;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->tail = 0;
- return &tmp->f;
+static struct ast_frame *adpcmtolin_frameout(struct ast_translator_pvt *pvt)
+{
+ struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *)pvt;
+
+ if (!tmp->tail)
+ return NULL;
+
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_SLINEAR;
+ tmp->f.datalen = tmp->tail * 2;
+ tmp->f.samples = tmp->tail;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->tail = 0;
+ return &tmp->f;
}
/*
@@ -405,22 +393,18 @@
* tmp->tail is number of signal values in the input buffer.
*/
-static int
-lintoadpcm_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *) pvt;
-
- if ((tmp->tail + f->datalen / 2) < (sizeof (tmp->inbuf) / 2))
- {
- memcpy (&tmp->inbuf[tmp->tail], f->data, f->datalen);
- tmp->tail += f->datalen / 2;
- }
- else
- {
- ast_log (LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
- return 0;
+static int lintoadpcm_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *)pvt;
+
+ if ((tmp->tail + f->datalen / 2) < (sizeof(tmp->inbuf) / 2)) {
+ memcpy(&tmp->inbuf[tmp->tail], f->data, f->datalen);
+ tmp->tail += f->datalen / 2;
+ } else {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+ return 0;
}
/*
@@ -435,54 +419,50 @@
* Leftover inbuf data gets packed, tail gets updated.
*/
-static struct ast_frame *
-lintoadpcm_frameout (struct ast_translator_pvt *pvt)
-{
- struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *) pvt;
- int i_max, i;
+static struct ast_frame *lintoadpcm_frameout(struct ast_translator_pvt *pvt)
+{
+ struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *)pvt;
+ int i_max, i;
- if (tmp->tail < 2) return NULL;
-
-
- i_max = tmp->tail & ~1; /* atomic size is 2 samples */
-
- /* What is this, state debugging? should be #ifdef'd then
- tmp->outbuf[0] = tmp->ssindex & 0xff;
- tmp->outbuf[1] = (tmp->signal >> 8) & 0xff;
- tmp->outbuf[2] = (tmp->signal & 0xff);
- tmp->outbuf[3] = tmp->zero_count;
- tmp->outbuf[4] = tmp->next_flag;
- */
- for (i = 0; i < i_max; i+=2)
- {
- tmp->outbuf[i/2] =
- (adpcm(tmp->inbuf[i ], &tmp->state) << 4) |
- (adpcm(tmp->inbuf[i+1], &tmp->state) );
- };
-
-
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_ADPCM;
- tmp->f.samples = i_max;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->f.datalen = i_max / 2;
-
- /*
- * If there is a signal left over (there should be no more than
- * one) move it to the beginning of the input buffer.
- */
-
- if (tmp->tail == i_max)
- tmp->tail = 0;
- else
- {
- tmp->inbuf[0] = tmp->inbuf[tmp->tail];
- tmp->tail = 1;
- }
- return &tmp->f;
+ if (tmp->tail < 2)
+ return NULL;
+
+ i_max = tmp->tail & ~1; /* atomic size is 2 samples */
+
+ /* What is this, state debugging? should be #ifdef'd then
+ tmp->outbuf[0] = tmp->ssindex & 0xff;
+ tmp->outbuf[1] = (tmp->signal >> 8) & 0xff;
+ tmp->outbuf[2] = (tmp->signal & 0xff);
+ tmp->outbuf[3] = tmp->zero_count;
+ tmp->outbuf[4] = tmp->next_flag;
+ */
+ for (i = 0; i < i_max; i+=2) {
+ tmp->outbuf[i/2] =
+ (adpcm(tmp->inbuf[i ], &tmp->state) << 4) |
+ (adpcm(tmp->inbuf[i+1], &tmp->state) );
+ };
+
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_ADPCM;
+ tmp->f.samples = i_max;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->f.datalen = i_max / 2;
+
+ /*
+ * If there is a signal left over (there should be no more than
+ * one) move it to the beginning of the input buffer.
+ */
+
+ if (tmp->tail == i_max)
+ tmp->tail = 0;
+ else {
+ tmp->inbuf[0] = tmp->inbuf[tmp->tail];
+ tmp->tail = 1;
+ }
+ return &tmp->f;
}
@@ -490,39 +470,37 @@
* AdpcmToLin_Sample
*/
-static struct ast_frame *
-adpcmtolin_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_ADPCM;
- f.datalen = sizeof (adpcm_slin_ex);
- f.samples = sizeof(adpcm_slin_ex) * 2;
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = adpcm_slin_ex;
- return &f;
+static struct ast_frame *adpcmtolin_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_ADPCM;
+ f.datalen = sizeof(adpcm_slin_ex);
+ f.samples = sizeof(adpcm_slin_ex) * 2;
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = adpcm_slin_ex;
+ return &f;
}
/*
* LinToAdpcm_Sample
*/
-static struct ast_frame *
-lintoadpcm_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_SLINEAR;
- f.datalen = sizeof (slin_adpcm_ex);
- /* Assume 8000 Hz */
- f.samples = sizeof (slin_adpcm_ex) / 2;
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = slin_adpcm_ex;
- return &f;
+static struct ast_frame *lintoadpcm_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_SLINEAR;
+ f.datalen = sizeof(slin_adpcm_ex);
+ /* Assume 8000 Hz */
+ f.samples = sizeof(slin_adpcm_ex) / 2;
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = slin_adpcm_ex;
+ return &f;
}
/*
@@ -536,12 +514,11 @@
* None.
*/
-static void
-adpcm_destroy (struct ast_translator_pvt *pvt)
-{
- free (pvt);
- localusecnt--;
- ast_update_use_count ();
+static void adpcm_destroy(struct ast_translator_pvt *pvt)
+{
+ free(pvt);
+ localusecnt--;
+ ast_update_use_count();
}
/*
@@ -549,15 +526,15 @@
*/
static struct ast_translator adpcmtolin = {
- "adpcmtolin",
- AST_FORMAT_ADPCM,
- AST_FORMAT_SLINEAR,
- adpcmtolin_new,
- adpcmtolin_framein,
- adpcmtolin_frameout,
- adpcm_destroy,
- /* NULL */
- adpcmtolin_sample
+ "adpcmtolin",
+ AST_FORMAT_ADPCM,
+ AST_FORMAT_SLINEAR,
+ adpcmtolin_new,
+ adpcmtolin_framein,
+ adpcmtolin_frameout,
+ adpcm_destroy,
+ /* NULL */
+ adpcmtolin_sample
};
/*
@@ -565,91 +542,84 @@
*/
static struct ast_translator lintoadpcm = {
- "lintoadpcm",
- AST_FORMAT_SLINEAR,
- AST_FORMAT_ADPCM,
- lintoadpcm_new,
- lintoadpcm_framein,
- lintoadpcm_frameout,
- adpcm_destroy,
- /* NULL */
- lintoadpcm_sample
+ "lintoadpcm",
+ AST_FORMAT_SLINEAR,
+ AST_FORMAT_ADPCM,
+ lintoadpcm_new,
+ lintoadpcm_framein,
+ lintoadpcm_frameout,
+ adpcm_destroy,
+ /* NULL */
+ lintoadpcm_sample
};
-static void
-parse_config(void)
-{
- struct ast_config *cfg;
- struct ast_variable *var;
- if ((cfg = ast_config_load("codecs.conf"))) {
- if ((var = ast_variable_browse(cfg, "plc"))) {
- while (var) {
- if (!strcasecmp(var->name, "genericplc")) {
- useplc = ast_true(var->value) ? 1 : 0;
- if (option_verbose > 2)
- ast_verbose(VERBOSE_PREFIX_3 "codec_adpcm: %susing generic PLC\n", useplc ? "" : "not ");
- }
- var = var->next;
- }
- }
- ast_config_destroy(cfg);
- }
-}
-
-int
-reload(void)
-{
- parse_config();
- return 0;
-}
-
-int
-unload_module (void)
-{
- int res;
- ast_mutex_lock (&localuser_lock);
- res = ast_unregister_translator (&lintoadpcm);
- if (!res)
- res = ast_unregister_translator (&adpcmtolin);
- if (localusecnt)
- res = -1;
- ast_mutex_unlock (&localuser_lock);
- return res;
-}
-
-int
-load_module (void)
-{
- int res;
- parse_config();
- res = ast_register_translator (&adpcmtolin);
- if (!res)
- res = ast_register_translator (&lintoadpcm);
- else
- ast_unregister_translator (&adpcmtolin);
- return res;
+static void parse_config(void)
+{
+ struct ast_config *cfg;
+ struct ast_variable *var;
+ if ((cfg = ast_config_load("codecs.conf"))) {
+ if ((var = ast_variable_browse(cfg, "plc"))) {
+ while (var) {
+ if (!strcasecmp(var->name, "genericplc")) {
+ useplc = ast_true(var->value) ? 1 : 0;
+ if (option_verbose > 2)
+ ast_verbose(VERBOSE_PREFIX_3 "codec_adpcm: %susing generic PLC\n", useplc ? "" : "not ");
+ }
+ var = var->next;
+ }
+ }
+ ast_config_destroy(cfg);
+ }
+}
+
+int reload(void)
+{
+ parse_config();
+ return 0;
+}
+
+int unload_module(void)
+{
+ int res;
+ ast_mutex_lock(&localuser_lock);
+ res = ast_unregister_translator(&lintoadpcm);
+ if (!res)
+ res = ast_unregister_translator(&adpcmtolin);
+ if (localusecnt)
+ res = -1;
+ ast_mutex_unlock(&localuser_lock);
+ return res;
+}
+
+int load_module(void)
+{
+ int res;
+ parse_config();
+ res = ast_register_translator(&adpcmtolin);
+ if (!res)
+ res = ast_register_translator(&lintoadpcm);
+ else
+ ast_unregister_translator(&adpcmtolin);
+ return res;
}
/*
* Return a description of this module.
*/
-char *
-description (void)
-{
- return tdesc;
-}
-
-int
-usecount (void)
-{
- int res;
- STANDARD_USECOUNT (res);
- return res;
-}
-
-char *
-key ()
-{
- return ASTERISK_GPL_KEY;
-}
+char *description(void)
+{
+ return tdesc;
+}
+
+int usecount(void)
+{
+ int res;
+ STANDARD_USECOUNT(res);
+ return res;
+}
+
+char *key()
+{
+ return ASTERISK_GPL_KEY;
+}
Modified: trunk/codecs/codec_alaw.c
URL: http://svn.digium.com/view/asterisk/trunk/codecs/codec_alaw.c?rev=8360&r1=8359&r2=8360&view=diff
==============================================================================
--- trunk/codecs/codec_alaw.c (original)
+++ trunk/codecs/codec_alaw.c Fri Jan 20 17:23:00 2006
@@ -62,10 +62,10 @@
*/
struct alaw_encoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /*!< Space to build offset */
- unsigned char outbuf[BUFFER_SIZE]; /*!< Encoded alaw, two nibbles to a word */
- int tail;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /*!< Space to build offset */
+ unsigned char outbuf[BUFFER_SIZE]; /*!< Encoded alaw, two nibbles to a word */
+ int tail;
};
/*!
@@ -73,11 +73,11 @@
*/
struct alaw_decoder_pvt
{
- struct ast_frame f;
- char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
- short outbuf[BUFFER_SIZE]; /* Decoded signed linear values */
- int tail;
- plc_state_t plc;
+ struct ast_frame f;
+ char offset[AST_FRIENDLY_OFFSET]; /* Space to build offset */
+ short outbuf[BUFFER_SIZE]; /* Decoded signed linear values */
+ int tail;
+ plc_state_t plc;
};
/*!
@@ -91,19 +91,18 @@
* None.
*/
-static struct ast_translator_pvt * alawtolin_new (void)
-{
- struct alaw_decoder_pvt *tmp;
- tmp = malloc (sizeof (struct alaw_decoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- tmp->tail = 0;
- plc_init(&tmp->plc);
- localusecnt++;
- ast_update_use_count ();
- }
- return (struct ast_translator_pvt *) tmp;
+static struct ast_translator_pvt *alawtolin_new(void)
+{
+ struct alaw_decoder_pvt *tmp;
+ tmp = malloc(sizeof(struct alaw_decoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ tmp->tail = 0;
+ plc_init(&tmp->plc);
+ localusecnt++;
+ ast_update_use_count();
+ }
+ return (struct ast_translator_pvt *)tmp;
}
/*!
@@ -117,18 +116,17 @@
* None.
*/
-static struct ast_translator_pvt * lintoalaw_new (void)
-{
- struct alaw_encoder_pvt *tmp;
- tmp = malloc (sizeof (struct alaw_encoder_pvt));
- if (tmp)
- {
- memset(tmp, 0, sizeof(*tmp));
- localusecnt++;
- ast_update_use_count ();
- tmp->tail = 0;
- }
- return (struct ast_translator_pvt *) tmp;
+static struct ast_translator_pvt *lintoalaw_new(void)
+{
+ struct alaw_encoder_pvt *tmp;
+ tmp = malloc(sizeof(struct alaw_encoder_pvt));
+ if (tmp) {
+ memset(tmp, 0, sizeof(*tmp));
+ localusecnt++;
+ ast_update_use_count();
+ tmp->tail = 0;
+ }
+ return (struct ast_translator_pvt *)tmp;
}
/*!
@@ -143,39 +141,39 @@
* tmp->tail is the number of packed values in the buffer.
*/
-static int
-alawtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *) pvt;
- int x;
- unsigned char *b;
-
- if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
- if((tmp->tail + 160) * 2 > sizeof(tmp->outbuf)) {
- ast_log(LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
- if(useplc) {
- plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
- tmp->tail += 160;
- }
- return 0;
- }
-
- if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
- ast_log(LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
-
- /* Reset ssindex and signal to frame's specified values */
- b = f->data;
- for (x=0;x<f->datalen;x++)
- tmp->outbuf[tmp->tail + x] = AST_ALAW(b[x]);
-
- if(useplc) plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
-
- tmp->tail += f->datalen;
- return 0;
+static int alawtolin_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *)pvt;
+ int x;
+ unsigned char *b;
+
+ if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
+ if((tmp->tail + 160) * 2 > sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+ if(useplc) {
+ plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
+ tmp->tail += 160;
+ }
+ return 0;
+ }
+
+ if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+
+ /* Reset ssindex and signal to frame's specified values */
+ b = f->data;
+ for (x=0;x<f->datalen;x++)
+ tmp->outbuf[tmp->tail + x] = AST_ALAW(b[x]);
+
+ if(useplc)
+ plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
+
+ tmp->tail += f->datalen;
+ return 0;
}
/*!
@@ -190,23 +188,23 @@
* None.
*/
-static struct ast_frame * alawtolin_frameout (struct ast_translator_pvt *pvt)
-{
- struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *) pvt;
-
- if (!tmp->tail)
- return NULL;
-
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_SLINEAR;
- tmp->f.datalen = tmp->tail *2;
- tmp->f.samples = tmp->tail;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->tail = 0;
- return &tmp->f;
+static struct ast_frame *alawtolin_frameout(struct ast_translator_pvt *pvt)
+{
+ struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *)pvt;
+
+ if (!tmp->tail)
+ return NULL;
+
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_SLINEAR;
+ tmp->f.datalen = tmp->tail * 2;
+ tmp->f.samples = tmp->tail;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->tail = 0;
+ return &tmp->f;
}
/*!
@@ -220,21 +218,20 @@
* tmp->tail is number of signal values in the input buffer.
*/
-static int lintoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
-{
- struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
- int x;
- short *s;
- if (tmp->tail + f->datalen/2 >= sizeof(tmp->outbuf))
- {
- ast_log (LOG_WARNING, "Out of buffer space\n");
- return -1;
- }
- s = f->data;
- for (x=0;x<f->datalen/2;x++)
- tmp->outbuf[x+tmp->tail] = AST_LIN2A(s[x]);
- tmp->tail += f->datalen/2;
- return 0;
+static int lintoalaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
+{
+ struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
+ int x;
+ short *s;
+ if (tmp->tail + f->datalen / 2 >= sizeof(tmp->outbuf)) {
+ ast_log(LOG_WARNING, "Out of buffer space\n");
+ return -1;
+ }
+ s = f->data;
+ for (x=0;x<f->datalen/2;x++)
+ tmp->outbuf[x+tmp->tail] = AST_LIN2A(s[x]);
+ tmp->tail += f->datalen/2;
+ return 0;
}
/*!
@@ -249,60 +246,60 @@
* Leftover inbuf data gets packed, tail gets updated.
*/
-static struct ast_frame * lintoalaw_frameout (struct ast_translator_pvt *pvt)
-{
- struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
+static struct ast_frame *lintoalaw_frameout(struct ast_translator_pvt *pvt)
+{
+ struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
- if (tmp->tail) {
- tmp->f.frametype = AST_FRAME_VOICE;
- tmp->f.subclass = AST_FORMAT_ALAW;
- tmp->f.samples = tmp->tail;
- tmp->f.mallocd = 0;
- tmp->f.offset = AST_FRIENDLY_OFFSET;
- tmp->f.src = __PRETTY_FUNCTION__;
- tmp->f.data = tmp->outbuf;
- tmp->f.datalen = tmp->tail;
- tmp->tail = 0;
- return &tmp->f;
- } else return NULL;
-}
-
+ if (tmp->tail) {
+ tmp->f.frametype = AST_FRAME_VOICE;
+ tmp->f.subclass = AST_FORMAT_ALAW;
+ tmp->f.samples = tmp->tail;
+ tmp->f.mallocd = 0;
+ tmp->f.offset = AST_FRIENDLY_OFFSET;
+ tmp->f.src = __PRETTY_FUNCTION__;
+ tmp->f.data = tmp->outbuf;
+ tmp->f.datalen = tmp->tail;
+ tmp->tail = 0;
+ return &tmp->f;
+ } else
+ return NULL;
+}
/*!
* \brief alawToLin_Sample
*/
-static struct ast_frame * alawtolin_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_ALAW;
- f.datalen = sizeof (ulaw_slin_ex);
- f.samples = sizeof(ulaw_slin_ex);
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = ulaw_slin_ex;
- return &f;
+static struct ast_frame *alawtolin_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_ALAW;
+ f.datalen = sizeof(ulaw_slin_ex);
+ f.samples = sizeof(ulaw_slin_ex);
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = ulaw_slin_ex;
+ return &f;
}
/*!
* \brief LinToalaw_Sample
*/
-static struct ast_frame * lintoalaw_sample (void)
-{
- static struct ast_frame f;
- f.frametype = AST_FRAME_VOICE;
- f.subclass = AST_FORMAT_SLINEAR;
- f.datalen = sizeof (slin_ulaw_ex);
- /* Assume 8000 Hz */
- f.samples = sizeof (slin_ulaw_ex) / 2;
- f.mallocd = 0;
- f.offset = 0;
- f.src = __PRETTY_FUNCTION__;
- f.data = slin_ulaw_ex;
- return &f;
+static struct ast_frame *lintoalaw_sample(void)
+{
+ static struct ast_frame f;
+ f.frametype = AST_FRAME_VOICE;
+ f.subclass = AST_FORMAT_SLINEAR;
+ f.datalen = sizeof(slin_ulaw_ex);
+ /* Assume 8000 Hz */
+ f.samples = sizeof(slin_ulaw_ex) / 2;
+ f.mallocd = 0;
+ f.offset = 0;
+ f.src = __PRETTY_FUNCTION__;
+ f.data = slin_ulaw_ex;
+ return &f;
}
/*!
@@ -316,11 +313,11 @@
* None.
*/
-static void alaw_destroy (struct ast_translator_pvt *pvt)
-{
- free (pvt);
- localusecnt--;
- ast_update_use_count ();
+static void alaw_destroy(struct ast_translator_pvt *pvt)
+{
+ free(pvt);
+ localusecnt--;
+ ast_update_use_count();
}
/*!
@@ -328,15 +325,15 @@
*/
static struct ast_translator alawtolin = {
- "alawtolin",
- AST_FORMAT_ALAW,
- AST_FORMAT_SLINEAR,
- alawtolin_new,
- alawtolin_framein,
- alawtolin_frameout,
- alaw_destroy,
- /* NULL */
- alawtolin_sample
+ "alawtolin",
+ AST_FORMAT_ALAW,
+ AST_FORMAT_SLINEAR,
+ alawtolin_new,
+ alawtolin_framein,
+ alawtolin_frameout,
+ alaw_destroy,
+ /* NULL */
+ alawtolin_sample
};
/*!
@@ -344,85 +341,85 @@
*/
static struct ast_translator lintoalaw = {
- "lintoalaw",
- AST_FORMAT_SLINEAR,
- AST_FORMAT_ALAW,
- lintoalaw_new,
- lintoalaw_framein,
- lintoalaw_frameout,
- alaw_destroy,
- /* NULL */
- lintoalaw_sample
+ "lintoalaw",
+ AST_FORMAT_SLINEAR,
+ AST_FORMAT_ALAW,
+ lintoalaw_new,
+ lintoalaw_framein,
+ lintoalaw_frameout,
+ alaw_destroy,
+ /* NULL */
+ lintoalaw_sample
};
static void parse_config(void)
{
- struct ast_config *cfg;
- struct ast_variable *var;
-
- if ((cfg = ast_config_load("codecs.conf"))) {
- if ((var = ast_variable_browse(cfg, "plc"))) {
- while (var) {
- if (!strcasecmp(var->name, "genericplc")) {
- useplc = ast_true(var->value) ? 1 : 0;
- if (option_verbose > 2)
- ast_verbose(VERBOSE_PREFIX_3 "codec_alaw: %susing generic PLC\n", useplc ? "" : "not ");
- }
- var = var->next;
- }
- }
- ast_config_destroy(cfg);
- }
+ struct ast_config *cfg;
+ struct ast_variable *var;
+
+ if ((cfg = ast_config_load("codecs.conf"))) {
+ if ((var = ast_variable_browse(cfg, "plc"))) {
+ while (var) {
+ if (!strcasecmp(var->name, "genericplc")) {
+ useplc = ast_true(var->value) ? 1 : 0;
+ if (option_verbose > 2)
+ ast_verbose(VERBOSE_PREFIX_3 "codec_alaw: %susing generic PLC\n", useplc ? "" : "not ");
+ }
+ var = var->next;
+ }
+ }
+ ast_config_destroy(cfg);
+ }
}
int reload(void)
{
- parse_config();
- return 0;
-}
-
-int unload_module (void)
-{
- int res;
- ast_mutex_lock (&localuser_lock);
- res = ast_unregister_translator (&lintoalaw);
- if (!res)
- res = ast_unregister_translator (&alawtolin);
- if (localusecnt)
- res = -1;
- ast_mutex_unlock (&localuser_lock);
- return res;
-}
-
-int load_module (void)
-{
- int res;
- parse_config();
- res = ast_register_translator (&alawtolin);
- if (!res)
- res = ast_register_translator (&lintoalaw);
- else
- ast_unregister_translator (&alawtolin);
- return res;
+ parse_config();
+ return 0;
+}
+
+int unload_module(void)
+{
+ int res;
+ ast_mutex_lock(&localuser_lock);
+ res = ast_unregister_translator(&lintoalaw);
+ if (!res)
+ res = ast_unregister_translator(&alawtolin);
+ if (localusecnt)
+ res = -1;
+ ast_mutex_unlock(&localuser_lock);
+ return res;
+}
+
+int load_module(void)
+{
+ int res;
+ parse_config();
+ res = ast_register_translator(&alawtolin);
+ if (!res)
+ res = ast_register_translator(&lintoalaw);
+ else
+ ast_unregister_translator(&alawtolin);
+ return res;
}
/*
* Return a description of this module.
*/
-char * description (void)
-{
- return tdesc;
-}
-
-int usecount (void)
-{
- int res;
- STANDARD_USECOUNT (res);
- return res;
-}
-
-char * key ()
-{
[... 670 lines stripped ...]
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