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add looping buffers

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4849 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2007-04-04 18:22:59 +00:00
parent 79e54b1fd1
commit ceb98915bb
4 changed files with 50 additions and 48 deletions
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src/mod/languages/mod_spidermonkey_teletone/mod_spidermonkey_teletone.c
+9 -29
View File
@@ -46,7 +46,6 @@ struct teletone_obj {
switch_core_session_t *session;
switch_codec_t codec;
switch_buffer_t *audio_buffer;
switch_buffer_t *loop_buffer;
switch_memory_pool_t *pool;
switch_timer_t *timer;
switch_timer_t timer_base;
@@ -158,7 +157,6 @@ static void teletone_destroy(JSContext * cx, JSObject * obj)
}
teletone_destroy_session(&tto->ts);
switch_buffer_destroy(&tto->audio_buffer);
switch_buffer_destroy(&tto->loop_buffer);
switch_core_codec_destroy(&tto->codec);
pool = tto->pool;
tto->pool = NULL;
@@ -221,17 +219,12 @@ static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsva
return JS_FALSE;
}
loops--;
if (!tto->loop_buffer) {
switch_buffer_create_dynamic(&tto->loop_buffer, JS_BLOCK_SIZE, JS_BUFFER_SIZE, 0);
}
}
if (tto->audio_buffer) {
switch_buffer_zero(tto->audio_buffer);
}
if (tto->loop_buffer) {
switch_buffer_zero(tto->loop_buffer);
}
tto->ts.debug = 1;
tto->ts.debug_stream = switch_core_get_console();
@@ -250,12 +243,16 @@ static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsva
}
}
if (loops) {
switch_buffer_set_loops(tto->audio_buffer, loops);
}
for (;;) {
if (switch_test_flag(tto, TTF_DTMF)) {
char dtmf[128];
char *ret;
if (switch_channel_has_dtmf(channel)) {
uintN aargc = 0;
jsval aargv[4];
@@ -284,23 +281,9 @@ static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsva
break;
}
}
if ((write_frame.datalen = (uint32_t) switch_buffer_read(tto->audio_buffer, fdata, write_frame.codec->implementation->bytes_per_frame)) <= 0) {
if (loops) {
switch_buffer_t *tmp;
/* Switcharoo */
tmp = tto->audio_buffer;
tto->audio_buffer = tto->loop_buffer;
tto->loop_buffer = tmp;
loops--;
/* try again */
if ((write_frame.datalen =
(uint32_t) switch_buffer_read(tto->audio_buffer, fdata, write_frame.codec->implementation->bytes_per_frame)) <= 0) {
break;
}
} else {
break;
}
if ((write_frame.datalen = (uint32_t) switch_buffer_read_loop(tto->audio_buffer,
fdata, write_frame.codec->implementation->bytes_per_frame)) <= 0) {
break;
}
write_frame.samples = write_frame.datalen / 2;
@@ -310,9 +293,6 @@ static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsva
break;
}
}
if (tto->loop_buffer && loops) {
switch_buffer_write(tto->loop_buffer, write_frame.data, write_frame.datalen);
}
}
if (tto->timer) {