[Freeswitch-svn] [commit] r8963 - freeswitch/trunk/src/mod/formats/mod_tone_stream
Freeswitch SVN
anthm at freeswitch.org
Wed Jul 9 15:03:25 EDT 2008
Author: anthm
Date: Wed Jul 9 15:03:25 2008
New Revision: 8963
Modified:
freeswitch/trunk/src/mod/formats/mod_tone_stream/mod_tone_stream.c
Log:
add silence_stream
Modified: freeswitch/trunk/src/mod/formats/mod_tone_stream/mod_tone_stream.c
==============================================================================
--- freeswitch/trunk/src/mod/formats/mod_tone_stream/mod_tone_stream.c (original)
+++ freeswitch/trunk/src/mod/formats/mod_tone_stream/mod_tone_stream.c Wed Jul 9 15:03:25 2008
@@ -35,6 +35,72 @@
SWITCH_MODULE_DEFINITION(mod_tone_stream, mod_tone_stream_load, NULL, NULL);
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_tone_stream_shutdown);
+struct sleep_handle {
+ int32_t samples;
+ int silence;
+};
+
+static switch_status_t sleep_stream_file_open(switch_file_handle_t *handle, const char *path)
+{
+
+ struct sleep_handle *sh;
+ int ms;
+
+ sh = switch_core_alloc(handle->memory_pool, sizeof(*sh));
+
+ ms = atoi(path);
+
+ if (ms > 0) {
+ char *p;
+
+ sh->samples = (handle->samplerate / 1000) * ms;
+
+ if ((p = strchr(path, ','))) {
+ p++;
+ ms = atoi(p);
+ if (ms > 0) {
+ sh->silence = ms;
+ }
+ }
+
+ handle->private_info = sh;
+ return SWITCH_STATUS_SUCCESS;
+ }
+
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "invalid format!\n");
+
+ return SWITCH_STATUS_GENERR;
+}
+
+static switch_status_t sleep_stream_file_close(switch_file_handle_t *handle)
+{
+ return SWITCH_STATUS_SUCCESS;
+}
+
+static switch_status_t sleep_stream_file_read(switch_file_handle_t *handle, void *data, size_t *len)
+{
+ struct sleep_handle *sh = handle->private_info;
+
+ if (sh->samples <= 0) {
+ return SWITCH_STATUS_FALSE;
+ }
+
+ if (*len > sh->samples) {
+ *len = sh->samples;
+ }
+
+ sh->samples -= *len;
+
+ if (sh->silence) {
+ switch_generate_sln_silence((int16_t *) data, *len, sh->silence);
+ } else {
+ memset(data, 0, *len);
+ }
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+
static int teletone_handler(teletone_generation_session_t *ts, teletone_tone_map_t *map)
{
switch_buffer_t *audio_buffer = ts->user_data;
@@ -130,11 +196,13 @@
/* Registration */
static char *supported_formats[SWITCH_MAX_CODECS] = { 0 };
+static char *sleep_supported_formats[SWITCH_MAX_CODECS] = { 0 };
SWITCH_MODULE_LOAD_FUNCTION(mod_tone_stream_load)
{
switch_file_interface_t *file_interface;
supported_formats[0] = "tone_stream";
+ sleep_supported_formats[0] = "sleep_stream";
*module_interface = switch_loadable_module_create_module_interface(pool, modname);
file_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_FILE_INTERFACE);
@@ -144,6 +212,13 @@
file_interface->file_close = tone_stream_file_close;
file_interface->file_read = tone_stream_file_read;
+ file_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_FILE_INTERFACE);
+ file_interface->interface_name = modname;
+ file_interface->extens = sleep_supported_formats;
+ file_interface->file_open = sleep_stream_file_open;
+ file_interface->file_close = sleep_stream_file_close;
+ file_interface->file_read = sleep_stream_file_read;
+
/* indicate that the module should continue to be loaded */
return SWITCH_STATUS_SUCCESS;
}
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