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freeswitch/src/mod/formats/mod_local_stream/mod_local_stream.c

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/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2014, Anthony Minessale II <anthm@freeswitch.org>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Anthony Minessale II <anthm@freeswitch.org>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Anthony Minessale II <anthm@freeswitch.org>
* Cesar Cepeda <cesar@auronix.com>
* Emmanuel Schmidbauer <e.schmidbauer@gmail.com>
*
*
* mod_local_stream.c -- Local Streaming Audio
*
*/
#include <switch.h>
/* for apr_pstrcat */
#define DEFAULT_PREBUFFER_SIZE 1024 * 64
SWITCH_MODULE_LOAD_FUNCTION(mod_local_stream_load);
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_local_stream_shutdown);
SWITCH_MODULE_DEFINITION(mod_local_stream, mod_local_stream_load, mod_local_stream_shutdown, NULL);
static int launch_streams(const char *name);
static void launch_thread(const char *name, const char *path, switch_xml_t directory);
static const char *global_cf = "local_stream.conf";
struct local_stream_source;
static struct {
switch_mutex_t *mutex;
switch_hash_t *source_hash;
} globals;
static int RUNNING = 1;
static int THREADS = 0;
struct local_stream_context {
struct local_stream_source *source;
switch_mutex_t *audio_mutex;
switch_buffer_t *audio_buffer;
int err;
const char *file;
const char *func;
int line;
switch_file_handle_t *handle;
switch_queue_t *video_q;
int ready;
int sent_png;
int last_w;
int last_h;
int newres;
int serno;
int pop_count;
int video_flushes;
switch_size_t blank;
switch_image_t *banner_img;
switch_time_t banner_timeout;
switch_memory_pool_t *pool;
struct local_stream_context *next;
};
typedef struct local_stream_context local_stream_context_t;
#define MAX_CHIME 100
struct local_stream_source {
char *name;
char *location;
uint8_t channels;
int rate;
int interval;
switch_size_t samples;
uint32_t prebuf;
char *timer_name;
local_stream_context_t *context_list;
int total;
int vol;
switch_agc_t *agc;
int energy_avg;
int energy_low;
int first;
switch_dir_t *dir_handle;
switch_mutex_t *mutex;
switch_memory_pool_t *pool;
int shuffle;
switch_thread_rwlock_t *rwlock;
int hup;
int ready;
int stopped;
int part_reload;
int full_reload;
int chime_freq;
int chime_total;
int chime_max;
int chime_cur;
char *chime_list[MAX_CHIME];
int32_t chime_counter;
int32_t chime_max_counter;
switch_file_handle_t chime_fh;
switch_queue_t *video_q;
int has_video;
switch_image_t *blank_img;
switch_image_t *logo_img;
switch_image_t *cover_art;
char *banner_txt;
int serno;
switch_size_t abuflen;
switch_byte_t *abuf;
switch_timer_t timer;
int logo_always;
switch_img_position_t logo_pos;
uint8_t logo_opacity;
uint8_t text_opacity;
switch_mm_t mm;
};
typedef struct local_stream_source local_stream_source_t;
local_stream_source_t *get_source(const char *path)
{
local_stream_source_t *source = NULL;
switch_mutex_lock(globals.mutex);
if ((source = switch_core_hash_find(globals.source_hash, path))) {
if (!RUNNING || source->stopped || switch_thread_rwlock_tryrdlock(source->rwlock) != SWITCH_STATUS_SUCCESS) {
source = NULL;
}
}
switch_mutex_unlock(globals.mutex);
return source;
}
switch_status_t list_streams_full(const char *line, const char *cursor, switch_console_callback_match_t **matches, switch_bool_t show_aliases)
{
local_stream_source_t *source;
switch_hash_index_t *hi;
void *val;
const void *vvar;
switch_console_callback_match_t *my_matches = NULL;
switch_status_t status = SWITCH_STATUS_FALSE;
switch_mutex_lock(globals.mutex);
for (hi = switch_core_hash_first(globals.source_hash); hi; hi = switch_core_hash_next(&hi)) {
switch_core_hash_this(hi, &vvar, NULL, &val);
source = (local_stream_source_t *) val;
if (!show_aliases && strcmp((char *)vvar, source->name)) {
continue;
}
switch_console_push_match(&my_matches, (const char *) vvar);
}
switch_mutex_unlock(globals.mutex);
if (my_matches) {
*matches = my_matches;
status = SWITCH_STATUS_SUCCESS;
}
return status;
}
switch_status_t list_streams(const char *line, const char *cursor, switch_console_callback_match_t **matches)
{
return list_streams_full(line, cursor, matches, SWITCH_TRUE);
}
static int do_rand(uint32_t count)
{
int r = 0;
if (count == 0) return 0;
switch_mutex_lock(globals.mutex);
r = (rand() % count) + 1;
switch_mutex_unlock(globals.mutex);
return r;
}
static void flush_video_queue(switch_queue_t *q)
{
void *pop = NULL;
if (switch_queue_size(q) == 0) {
return;
}
while (switch_queue_trypop(q, &pop) == SWITCH_STATUS_SUCCESS) {
if (pop) {
switch_image_t *img = (switch_image_t *) pop;
switch_img_free(&img);
} else {
break;
}
}
}
static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void *obj)
{
volatile local_stream_source_t *s = (local_stream_source_t *) obj;
local_stream_source_t *source = (local_stream_source_t *) s;
switch_file_handle_t fh = { 0 };
char file_buf[128] = "", path_buf[512] = "", last_path[512] = "", png_buf[512] = "", tmp_buf[512] = "";
int fd = -1;
switch_buffer_t *audio_buffer;
switch_byte_t *dist_buf;
switch_size_t used;
int skip = 0;
switch_memory_pool_t *temp_pool = NULL;
uint32_t dir_count = 0, do_shuffle = 0;
char *p;
switch_mutex_lock(globals.mutex);
THREADS++;
switch_mutex_unlock(globals.mutex);
if (!source->prebuf) {
source->prebuf = DEFAULT_PREBUFFER_SIZE;
}
if (source->shuffle) {
do_shuffle = 1;
}
if (source->prebuf < source->abuflen) {
source->prebuf = source->abuflen;
}
switch_queue_create(&source->video_q, 500, source->pool);
switch_buffer_create_dynamic(&audio_buffer, 1024, source->prebuf + 10, 0);
dist_buf = switch_core_alloc(source->pool, source->prebuf + 10);
switch_thread_rwlock_create(&source->rwlock, source->pool);
if (switch_core_timer_init(&source->timer, source->timer_name, source->interval, (int)source->samples, source->pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't start timer.\n");
RUNNING = 0;
}
if (RUNNING) {
source->ready = 1;
switch_mutex_lock(globals.mutex);
switch_core_hash_insert(globals.source_hash, source->name, source);
switch_mutex_unlock(globals.mutex);
}
while (RUNNING && !source->stopped && source->ready) {
const char *fname;
if (source->dir_handle) {
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
}
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
if (switch_core_new_memory_pool(&temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error creating pool");
goto done;
}
if (switch_dir_open(&source->dir_handle, source->location, temp_pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Can't open directory: %s\n", source->location);
goto done;
}
if (fd > -1) {
dir_count = 0;
while (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
dir_count++;
}
lseek(fd, 0, SEEK_SET);
} else {
dir_count = switch_dir_count(source->dir_handle);
}
if (do_shuffle) {
skip = do_rand(dir_count);
do_shuffle = 0;
}
switch_yield(1000000);
while (RUNNING && !source->stopped) {
switch_size_t olen;
const char *artist = NULL, *title = NULL;
char tmp_space[128] = "";
if (fd > -1) {
char *pb;
if (switch_fd_read_line(fd, path_buf, sizeof(path_buf))) {
if ((pb = strchr(path_buf, '\r')) || (pb = strchr(path_buf, '\n'))) {
*pb = '\0';
}
} else {
close(fd);
fd = -1;
continue;
}
} else {
if (!(fname = switch_dir_next_file(source->dir_handle, file_buf, sizeof(file_buf)))) {
break;
}
switch_snprintf(path_buf, sizeof(path_buf), "%s%s%s", source->location, SWITCH_PATH_SEPARATOR, fname);
if (switch_stristr(".loc", path_buf)) {
if ((fd = open(path_buf, O_RDONLY)) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
}
continue;
}
}
if (dir_count > 1 && !strcmp(last_path, path_buf)) {
continue;
}
if (skip > 0) {
skip--;
continue;
}
switch_set_string(last_path, path_buf);
fname = path_buf;
fh.prebuf = source->prebuf;
fh.pre_buffer_datalen = source->prebuf;
if (switch_core_file_open(&fh,
(char *) fname,
source->channels, source->rate, SWITCH_FILE_FLAG_VIDEO | SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", fname);
switch_yield(1000000);
continue;
}
switch_buffer_zero(audio_buffer);
if (switch_core_file_has_video(&fh, SWITCH_FALSE)) {
flush_video_queue(source->video_q);
}
switch_img_free(&source->cover_art);
switch_set_string(tmp_buf, path_buf);
if ((p = strrchr(tmp_buf, '/'))) {
*p++ = '\0';
switch_snprintf(png_buf, sizeof(png_buf), "%s/art/%s.png", tmp_buf, p);
if (switch_file_exists(png_buf, temp_pool) == SWITCH_STATUS_SUCCESS) {
source->cover_art = switch_img_read_png(png_buf, SWITCH_IMG_FMT_I420);
}
}
source->serno++;
switch_safe_free(source->banner_txt);
title = artist = NULL;
switch_core_file_get_string(&fh, SWITCH_AUDIO_COL_STR_ARTIST, &artist);
switch_core_file_get_string(&fh, SWITCH_AUDIO_COL_STR_TITLE, &title);
if (!title && !artist) {
char *e, *p, *args[3];
int argc;
switch_set_string(tmp_space, path_buf);
p = tmp_space;
while((e = strchr(p, '/'))) {
*e = '\0';
p = e+1;
}
argc = switch_split(p, '-', args);
if (argc > 0) {
while(*args[0] == ' ') {
args[0]++;
}
while(end_of(args[0]) == ' ') {
end_of(args[0]) = '\0';
}
artist = args[0];
if (argc > 1) {
while(*args[1] == ' ') {
args[1]++;
}
while(end_of(args[1]) == ' ') {
end_of(args[1]) = '\0';
}
title = args[1];
}
if (!title) {
title = artist;
artist = NULL;
}
} else {
title = p;
artist = NULL;
}
}
if (title && (source->cover_art || switch_core_file_has_video(&fh, SWITCH_TRUE))) {
const char *format = "#cccccc:#333333:FreeSans.ttf:3%:";
if (artist) {
source->banner_txt = switch_mprintf("%s%s (%s)", format, title, artist);
} else {
source->banner_txt = switch_mprintf("%s%s", format, title);
}
}
while (RUNNING && !source->stopped) {
int is_open;
switch_file_handle_t *use_fh = &fh;
switch_core_timer_next(&source->timer);
olen = source->samples;
if (source->chime_total) {
if (source->chime_counter > 0) {
source->chime_counter -= (int32_t)source->samples;
}
if (!switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN) && source->chime_counter <= 0) {
char *val;
val = source->chime_list[source->chime_cur++];
if (source->chime_cur >= source->chime_total) {
source->chime_cur = 0;
}
if (switch_core_file_open(&source->chime_fh,
(char *) val,
source->channels,
source->rate, SWITCH_FILE_FLAG_VIDEO | SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't open %s\n", val);
}
if (switch_core_file_has_video(&source->chime_fh, SWITCH_FALSE)) {
flush_video_queue(source->video_q);
}
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
use_fh = &source->chime_fh;
}
}
retry:
if (switch_core_file_has_video(use_fh, SWITCH_TRUE)) {
source->mm = use_fh->mm;
}
source->has_video = switch_core_file_has_video(use_fh, SWITCH_TRUE) || source->cover_art || source->banner_txt;
is_open = switch_test_flag(use_fh, SWITCH_FILE_OPEN);
if (source->hup) {
source->hup = 0;
if (is_open) {
is_open = 0;
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
switch_buffer_zero(audio_buffer);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
switch_core_file_close(&fh);
use_fh = &fh;
}
goto retry;
}
}
if (is_open) {
int svr = 0;
if (switch_core_has_video() && switch_core_file_has_video(use_fh, SWITCH_TRUE)) {
switch_frame_t vid_frame = { 0 };
if (use_fh == &source->chime_fh && switch_test_flag(&fh, SWITCH_FILE_OPEN) && switch_core_file_has_video(&fh, SWITCH_TRUE)) {
if (switch_core_file_read_video(&fh, &vid_frame, svr) == SWITCH_STATUS_SUCCESS) {
switch_img_free(&vid_frame.img);
}
}
while (switch_core_file_read_video(use_fh, &vid_frame, svr) == SWITCH_STATUS_SUCCESS) {
if (vid_frame.img) {
int flush = 1;
source->has_video = 1;
if (source->total) {
if (switch_queue_trypush(source->video_q, vid_frame.img) == SWITCH_STATUS_SUCCESS) {
flush = 0;
}
}
if (flush) {
switch_img_free(&vid_frame.img);
flush_video_queue(source->video_q);
}
}
}
} else {
source->has_video = 0;
}
if (switch_test_flag(&fh, SWITCH_FILE_OPEN) && use_fh == &source->chime_fh) {
olen = source->samples;
if (switch_core_file_read(&fh, source->abuf, &olen) != SWITCH_STATUS_SUCCESS || !olen) {
switch_core_file_close(&fh);
}
olen = source->samples;
}
switch_assert(source->abuflen >= olen * 2 * source->channels);
if (switch_core_file_read(use_fh, source->abuf, &olen) != SWITCH_STATUS_SUCCESS || !olen) {
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
if (use_fh == &source->chime_fh) {
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
} else {
is_open = 0;
}
} else {
if (use_fh == &source->chime_fh && source->chime_max) {
source->chime_max_counter += (int32_t)source->samples;
if (source->chime_max_counter >= source->chime_max) {
source->chime_max_counter = 0;
switch_core_file_close(use_fh);
flush_video_queue(source->video_q);
source->chime_counter = source->rate * source->chime_freq;
use_fh = &fh;
goto retry;
}
}
if (source->total) {
if (source->energy_avg && source->agc) {
switch_agc_feed(source->agc, (int16_t *)source->abuf, olen, source->channels);
} else if (source->vol) {
switch_change_sln_volume_granular((int16_t *)source->abuf, olen * source->channels, source->vol);
}
switch_buffer_write(audio_buffer, source->abuf, olen * 2 * source->channels);
} else {
switch_buffer_zero(audio_buffer);
}
}
}
used = switch_buffer_inuse(audio_buffer);
if (!used && !is_open) {
break;
}
if (!source->total) {
flush_video_queue(source->video_q);
switch_buffer_zero(audio_buffer);
} else if (used && (!is_open || used >= source->abuflen)) {
void *pop;
uint32_t bused = 0;
local_stream_context_t *cp = NULL;
switch_assert(source->abuflen <= source->prebuf);
used = switch_buffer_read(audio_buffer, dist_buf, source->abuflen);
switch_mutex_lock(source->mutex);
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (!cp->ready) {
continue;
}
switch_mutex_lock(cp->audio_mutex);
if (switch_test_flag(cp->handle, SWITCH_FILE_OPEN)) {
if (switch_test_flag(cp->handle, SWITCH_FILE_CALLBACK)) {
switch_mutex_unlock(cp->audio_mutex);
continue;
}
}
bused = (uint32_t)switch_buffer_inuse(cp->audio_buffer);
if (bused > source->samples * 768) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG1, "Flushing Stream Handle Buffer [%s() %s:%d] size: %u samples: %ld\n",
cp->func, cp->file, cp->line, bused, (long)source->samples);
switch_buffer_zero(cp->audio_buffer);
} else {
switch_buffer_write(cp->audio_buffer, dist_buf, used);
}
switch_mutex_unlock(cp->audio_mutex);
}
switch_mutex_unlock(source->mutex);
while (switch_queue_trypop(source->video_q, &pop) == SWITCH_STATUS_SUCCESS) {
switch_image_t *img;
switch_image_t *imgcp = NULL;
if (!pop) break;
img = (switch_image_t *) pop;
switch_mutex_lock(source->mutex);
if (source->context_list) {
if (source->total == 1) {
if (switch_queue_trypush(source->context_list->video_q, img) != SWITCH_STATUS_SUCCESS) {
flush_video_queue(source->context_list->video_q);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Flushing video queue\n");
if (++source->context_list->video_flushes > 1) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Disconnecting file\n");
source->context_list->ready = 0;
}
} else {
source->context_list->video_flushes = 0;
}
} else {
for (cp = source->context_list; cp && RUNNING; cp = cp->next) {
if (!cp->ready) {
continue;
}
if (cp->video_q) {
imgcp = NULL;
switch_img_copy(img, &imgcp);
if (imgcp) {
if (switch_queue_trypush(cp->video_q, imgcp) != SWITCH_STATUS_SUCCESS) {
flush_video_queue(cp->video_q);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Flushing video queue\n");
if (++cp->video_flushes > 1) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Disconnecting file\n");
cp->ready = 0;
}
} else {
cp->video_flushes = 0;
}
}
}
}
switch_img_free(&img);
}
}
switch_mutex_unlock(source->mutex);
}
}
}
if (RUNNING && source->shuffle) {
skip = do_rand(dir_count);
}
}
if (source->full_reload) {
if (source->rwlock && switch_thread_rwlock_trywrlock(source->rwlock) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Cannot stop local_stream://%s because it is in use.\n",source->name);
if (source->part_reload) {
switch_xml_t cfg, xml, directory, param;
if (!(xml = switch_xml_open_cfg(global_cf, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Open of %s failed\n", global_cf);
}
if ((directory = switch_xml_find_child(cfg, "directory", "name", source->name))) {
for (param = switch_xml_child(directory, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
if (!strcasecmp(var, "shuffle")) {
source->shuffle = switch_true(val);
} else if (!strcasecmp(var, "chime-freq")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_freq = tmp;
}
} else if (!strcasecmp(var, "chime-max")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_max = tmp;
}
} else if (!strcasecmp(var, "chime-list")) {
char *list_dup = switch_core_strdup(source->pool, val);
source->chime_total =
switch_separate_string(list_dup, ',', source->chime_list, (sizeof(source->chime_list) / sizeof(source->chime_list[0])));
} else if (!strcasecmp(var, "interval")) {
int tmp = atoi(val);
if (SWITCH_ACCEPTABLE_INTERVAL(tmp)) {
source->interval = tmp;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING,
"Interval must be multiple of 10 and less than %d, Using default of 20\n", SWITCH_MAX_INTERVAL);
}
} else if (!strcasecmp(var, "volume")) {
source->vol = atoi(val);
switch_normalize_volume_granular(source->vol);
} else if (!strcasecmp(var, "auto-volume")) {
source->energy_avg = atoi(val);
if (!(source->energy_avg > -1 && source->energy_avg <= 20000)) {
source->energy_avg = 0;
}
} else if (!strcasecmp(var, "auto-volume-low-point")) {
source->energy_low = atoi(val);
if (!(source->energy_low > -1 && source->energy_avg <= 20000)) {
source->energy_low = 0;
}
}
if (source->chime_max) {
source->chime_max *= source->rate;
}
if (source->chime_total) {
source->chime_counter = source->rate * source->chime_freq;
}
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s partially reloaded.\n",source->name);
source->part_reload = 0;
source->full_reload = 0;
}
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "local_stream://%s fully reloaded.\n",source->name);
switch_thread_rwlock_unlock(source->rwlock);
source->full_reload = 0;
source->part_reload = 0;
if (source->timer.interval) {
switch_core_timer_destroy(&source->timer);
}
launch_streams(source->name);
goto done;
}
}
}
done:
if (source->dir_handle) {
switch_dir_close(source->dir_handle);
source->dir_handle = NULL;
}
if (source->timer.interval) {
switch_core_timer_destroy(&source->timer);
}
switch_safe_free(source->banner_txt);
if (switch_test_flag((&fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&fh);
}
if (switch_test_flag((&source->chime_fh), SWITCH_FILE_OPEN)) {
switch_core_file_close(&source->chime_fh);
}
switch_img_free(&source->blank_img);
switch_img_free(&source->logo_img);
source->ready = 0;
switch_mutex_lock(globals.mutex);
switch_core_hash_delete(globals.source_hash, source->name);
switch_mutex_unlock(globals.mutex);
if (source->agc) {
switch_agc_destroy(&source->agc);
}
switch_thread_rwlock_wrlock(source->rwlock);
switch_thread_rwlock_unlock(source->rwlock);
switch_buffer_destroy(&audio_buffer);
flush_video_queue(source->video_q);
if (fd > -1) {
close(fd);
}
if (temp_pool) {
switch_core_destroy_memory_pool(&temp_pool);
}
switch_core_destroy_memory_pool(&source->pool);
switch_mutex_lock(globals.mutex);
THREADS--;
switch_mutex_unlock(globals.mutex);
return NULL;
}
static switch_status_t local_stream_file_open(switch_file_handle_t *handle, const char *path)
{
local_stream_context_t *context;
local_stream_source_t *source;
char *alt_path = NULL;
switch_status_t status = SWITCH_STATUS_SUCCESS;
switch_memory_pool_t *pool;
/* already buffering a step back, so always disable it */
handle->pre_buffer_datalen = 0;
if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "This format does not support writing!\n");
return SWITCH_STATUS_FALSE;
}
top:
alt_path = switch_mprintf("%s/%d", path, handle->samplerate);
if ((source = get_source(alt_path))) {
path = alt_path;
} else {
source = get_source(path);
}
if (!source) {
if (!switch_stristr("default", alt_path) && !switch_stristr("default", path)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Unknown source %s, trying 'default'\n", path);
free(alt_path);
path = "default";
goto top;
}
}
if (!source) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unknown source %s\n", path);
status = SWITCH_STATUS_FALSE;
goto end;
}
//if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "OH OH no pool\n");
// abort();
//}
pool = handle->memory_pool;
if ((context = switch_core_alloc(pool, sizeof(*context))) == 0) {
abort();
}
context->pool = pool;
switch_queue_create(&context->video_q, 500, context->pool);
handle->samples = 0;
handle->samplerate = source->rate;
handle->channels = source->channels;
handle->format = 0;
handle->sections = 0;
handle->seekable = 0;
handle->speed = 0;
handle->private_info = context;
handle->interval = source->interval;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Opening Stream [%s] %dhz\n", path, handle->samplerate);
switch_mutex_init(&context->audio_mutex, SWITCH_MUTEX_NESTED, context->pool);
if (switch_buffer_create_dynamic(&context->audio_buffer, 512, 1024, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Memory Error!\n");
status = SWITCH_STATUS_MEMERR;
goto end;
}
if (!switch_core_has_video() ||
(switch_test_flag(handle, SWITCH_FILE_FLAG_VIDEO) && !source->has_video && !source->blank_img && !source->cover_art && !source->banner_txt)) {
switch_clear_flag_locked(handle, SWITCH_FILE_FLAG_VIDEO);
}
context->source = source;
context->file = handle->file;
context->func = handle->func;
context->line = handle->line;
context->handle = handle;
context->ready = 1;
switch_mutex_lock(source->mutex);
context->next = source->context_list;
source->context_list = context;
source->total++;
if (source->total == 1) {
source->first = 1;
}
switch_mutex_unlock(source->mutex);
end:
switch_safe_free(alt_path);
return status;
}
static switch_status_t local_stream_file_close(switch_file_handle_t *handle)
{
local_stream_context_t *context = NULL, *last = NULL, *cp = NULL;
local_stream_source_t *source;
context = handle->private_info;
switch_assert(context);
//pool = context->pool;
source = context->source;
switch_mutex_lock(source->mutex);
switch_clear_flag_locked(handle, SWITCH_FILE_OPEN);
context->ready = 0;
for (cp = source->context_list; cp; cp = cp->next) {
if (cp == context) {
if (last) {
last->next = cp->next;
} else {
source->context_list = cp->next;
}
break;
}
last = cp;
}
switch_mutex_lock(context->audio_mutex);
if (source->has_video) {
flush_video_queue(context->video_q);
switch_queue_trypush(context->video_q, NULL);
switch_queue_interrupt_all(context->video_q);
flush_video_queue(context->video_q);
}
source->total--;
switch_img_free(&context->banner_img);
switch_buffer_destroy(&context->audio_buffer);
switch_mutex_unlock(context->audio_mutex);
//switch_core_destroy_memory_pool(&pool);
context->handle = NULL;
handle->private_info = NULL;
switch_mutex_unlock(source->mutex);
switch_thread_rwlock_unlock(source->rwlock);
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t local_stream_file_read_video(switch_file_handle_t *handle, switch_frame_t *frame, switch_video_read_flag_t flags)
{
void *pop;
local_stream_context_t *context = handle->private_info;
switch_status_t status;
switch_time_t now;
unsigned int fps = (unsigned int)ceil(handle->mm.fps);
unsigned int min_qsize = fps / 2;
unsigned int buf_qsize = 5;
if (!(context->ready && context->source->ready)) {
return SWITCH_STATUS_FALSE;
}
if (!context->source->has_video) {
if (frame) {
switch_image_t *src_img = context->source->cover_art;
if (!src_img) {
src_img = context->source->blank_img;
}
if (src_img) {
switch_image_t *img = NULL;
if (context->sent_png && --context->sent_png > 0) {
return SWITCH_STATUS_BREAK;
}
context->sent_png = 50;
switch_img_copy(src_img, &img);
if (context->last_w && context->last_h) {
switch_img_fit(&img, context->last_w, context->last_h, SWITCH_FIT_SIZE);
}
frame->img = img;
goto got_img;
}
}
return SWITCH_STATUS_IGNORE;
}
if ((flags & SVR_CHECK)) {
return SWITCH_STATUS_BREAK;
}
if (handle->mm.fps >= context->source->mm.source_fps) {
min_qsize = 1;
buf_qsize = 1;
}
while(context->ready && context->source->ready && (flags & SVR_FLUSH) && switch_queue_size(context->video_q) > min_qsize) {
if (switch_queue_trypop(context->video_q, &pop) == SWITCH_STATUS_SUCCESS) {
switch_image_t *img = (switch_image_t *) pop;
switch_img_free(&img);
}
}
if (!(context->ready && context->source->ready)) {
return SWITCH_STATUS_FALSE;
}
while (!(flags & SVR_BLOCK) && switch_queue_size(context->video_q) < buf_qsize) {
return SWITCH_STATUS_BREAK;
}
if ((flags & SVR_BLOCK)) {
status = switch_queue_pop(context->video_q, &pop);
} else {
status = switch_queue_trypop(context->video_q, &pop);
}
if (status == SWITCH_STATUS_SUCCESS) {
if (!pop) {
return SWITCH_STATUS_FALSE;
}
frame->img = (switch_image_t *) pop;
context->sent_png = 0;
if (frame->img->d_w != context->last_w || frame->img->d_h != context->last_h) {
context->newres = 1;
}
context->last_w = frame->img->d_w;
context->last_h = frame->img->d_h;
goto got_img;
}
return (flags & SVR_FLUSH) ? SWITCH_STATUS_BREAK : status;
got_img:
if (context->pop_count > 0) {
switch_rgb_color_t bgcolor = { 0 };
switch_color_set_rgb(&bgcolor, "#000000");
switch_img_fill(frame->img, 0, 0, frame->img->d_w, frame->img->d_h, &bgcolor);
context->pop_count--;
}
now = switch_micro_time_now();
if (context->banner_img) {
if (now >= context->banner_timeout) {
switch_img_free(&context->banner_img);
}
}
if (context->serno != context->source->serno) {
switch_img_free(&context->banner_img);
context->banner_timeout = 0;
context->serno = context->source->serno;
context->pop_count = 5;
}
if (context->source->banner_txt) {
if ((!context->banner_timeout || context->banner_timeout >= now)) {
if (context->newres) {
switch_img_free(&context->banner_img);
context->newres = 0;
}
if (!context->banner_img) {
context->banner_img = switch_img_write_text_img(context->last_w, context->last_h, SWITCH_TRUE, context->source->banner_txt);
context->banner_timeout = now + 5000000;
}
}
} else {
if (context->banner_img) {
switch_img_free(&context->banner_img);
}
context->banner_timeout = 0;
}
if (frame->img && context->banner_img && frame->img->d_w >= context->banner_img->d_w) {
switch_img_overlay(frame->img, context->banner_img, 0, frame->img->d_h - context->banner_img->d_h, context->source->text_opacity);
}
if (frame->img && context->source->logo_img &&
(context->source->logo_always || context->banner_img) && frame->img->d_w >= context->source->logo_img->d_w) {
int x = 0, y = 0;
switch_img_find_position(context->source->logo_pos,
frame->img->d_w, frame->img->d_h,
context->source->logo_img->d_w, context->source->logo_img->d_h,
&x, &y);
if (context->banner_img) {
y -= context->banner_img->d_h;
}
switch_img_overlay(frame->img, context->source->logo_img, x, y, context->source->logo_opacity);
}
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t local_stream_file_read(switch_file_handle_t *handle, void *data, size_t *len)
{
local_stream_context_t *context = handle->private_info;
switch_size_t bytes = 0;
size_t need;
if (!(context->ready && context->source->ready)) {
*len = 0;
return SWITCH_STATUS_FALSE;
}
if (context->source->has_video) {
if (!switch_test_flag(handle, SWITCH_FILE_FLAG_VIDEO)) {
switch_set_flag_locked(handle, SWITCH_FILE_FLAG_VIDEO);
}
} else {
if (switch_test_flag(handle, SWITCH_FILE_FLAG_VIDEO)) {
switch_clear_flag_locked(handle, SWITCH_FILE_FLAG_VIDEO);
}
}
switch_mutex_lock(context->audio_mutex);
need = *len * 2 * context->source->channels;
if ((bytes = switch_buffer_read(context->audio_buffer, data, need))) {
*len = bytes / 2 / context->source->channels;
} else {
size_t blank;
switch_assert(handle->samplerate <= 48000);
switch_assert(handle->real_channels <= 2);
blank = (handle->samplerate / 4) * 2 * handle->real_channels;
if (need > blank) {
need = blank;
}
memset(data, 0, need);
*len = need / 2 / context->source->channels;
}
switch_mutex_unlock(context->audio_mutex);
handle->sample_count += *len;
return SWITCH_STATUS_SUCCESS;
}
/* Registration */
static char *supported_formats[SWITCH_MAX_CODECS] = { 0 };
static void launch_thread(const char *name, const char *path, switch_xml_t directory)
{
local_stream_source_t *source = NULL;
switch_memory_pool_t *pool;
switch_xml_t param;
switch_thread_t *thread;
switch_threadattr_t *thd_attr = NULL;
if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "OH OH no pool\n");
abort();
}
source = switch_core_alloc(pool, sizeof(*source));
assert(source != NULL);
source->pool = pool;
source->name = switch_core_strdup(source->pool, name);
source->location = switch_core_strdup(source->pool, path);
source->rate = 8000;
source->interval = 20;
source->channels = 1;
source->timer_name = "soft";
source->prebuf = DEFAULT_PREBUFFER_SIZE;
source->stopped = 0;
source->hup = 0;
source->chime_freq = 30;
source->logo_opacity = source->text_opacity = 100;
for (param = switch_xml_child(directory, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
if (!strcasecmp(var, "rate")) {
int tmp = atoi(val);
if (tmp == 8000 || tmp == 12000 || tmp == 16000 || tmp == 24000 || tmp == 32000 || tmp == 48000) {
source->rate = tmp;
}
} else if (!strcasecmp(var, "shuffle")) {
source->shuffle = switch_true(val);
} else if (!strcasecmp(var, "prebuf")) {
int tmp = atoi(val);
if (tmp > 0) {
source->prebuf = (uint32_t) tmp;
}
} else if (!strcasecmp(var, "channels")) {
int tmp = atoi(val);
if (tmp == 1 || tmp == 2) {
source->channels = (uint8_t) tmp;
}
} else if (!strcasecmp(var, "chime-freq")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_freq = tmp;
}
} else if (!strcasecmp(var, "chime-max")) {
int tmp = atoi(val);
if (tmp > 1) {
source->chime_max = tmp;
}
} else if (!strcasecmp(var, "chime-list")) {
char *list_dup = switch_core_strdup(source->pool, val);
source->chime_total =
switch_separate_string(list_dup, ',', source->chime_list, (sizeof(source->chime_list) / sizeof(source->chime_list[0])));
} else if (!strcasecmp(var, "interval")) {
int tmp = atoi(val);
if (SWITCH_ACCEPTABLE_INTERVAL(tmp)) {
source->interval = tmp;
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING,
"Interval must be multiple of 10 and less than %d, Using default of 20\n", SWITCH_MAX_INTERVAL);
}
} else if (!strcasecmp(var, "timer-name")) {
source->timer_name = switch_core_strdup(source->pool, val);
} else if (!strcasecmp(var, "blank-img") && !zstr(val)) {
source->blank_img = switch_img_read_png(val, SWITCH_IMG_FMT_I420);
} else if (!strcasecmp(var, "logo-img") && !zstr(val)) {
source->logo_img = switch_img_read_png(val, SWITCH_IMG_FMT_ARGB);
} else if (!strcasecmp(var, "logo-always") && !zstr(val)) {
source->logo_always = switch_true(val);
} else if (!strcasecmp(var, "logo-position") && !zstr(val)) {
source->logo_pos = parse_img_position(val);
} else if (!strcasecmp(var, "logo-opacity") && !zstr(val)) {
source->logo_opacity = atoi(val);
if (source->logo_opacity < 0 && source->logo_opacity > 100) {
source->logo_opacity = 0;
}
} else if (!strcasecmp(var, "text-opacity") && !zstr(val)) {
source->text_opacity = atoi(val);
if (source->text_opacity < 0 && source->text_opacity > 100) {
source->text_opacity = 0;
}
} else if (!strcasecmp(var, "volume")) {
source->vol = atoi(val);
switch_normalize_volume_granular(source->vol);
} else if (!strcasecmp(var, "auto-volume")) {
source->energy_avg = atoi(val);
if (!(source->energy_avg > -1 && source->energy_avg <= 20000)) {
source->energy_avg = 0;
}
} else if (!strcasecmp(var, "auto-volume-low-point")) {
source->energy_low = atoi(val);
if (!(source->energy_low > -1 && source->energy_avg <= 20000)) {
source->energy_low = 0;
}
}
}
if (source->chime_max) {
source->chime_max *= source->rate;
}
if (source->chime_total) {
source->chime_counter = source->rate * source->chime_freq;
}
source->samples = switch_samples_per_packet(source->rate, source->interval);
source->abuflen = (source->samples * 2 * source->channels);
source->abuf = switch_core_alloc(source->pool, source->abuflen + 1024);
switch_mutex_init(&source->mutex, SWITCH_MUTEX_NESTED, source->pool);
switch_threadattr_create(&thd_attr, source->pool);
switch_threadattr_detach_set(thd_attr, 1);
switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
switch_thread_create(&thread, thd_attr, read_stream_thread, source, source->pool);
}
static int launch_streams(const char *name)
{
switch_xml_t cfg, xml, directory;
int x = 0;
if (!(xml = switch_xml_open_cfg(global_cf, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Open of %s failed\n", global_cf);
return 0;
}
if (zstr(name)) {
for (directory = switch_xml_child(cfg, "directory"); directory; directory = directory->next) {
char *name_attr = (char *) switch_xml_attr(directory, "name");
char *path = (char *) switch_xml_attr(directory, "path");
launch_thread(name_attr, path, directory);
x++;
}
} else if ((directory = switch_xml_find_child(cfg, "directory", "name", name))) {
char *path = (char *) switch_xml_attr(directory, "path");
launch_thread(name, path, directory);
x++;
}
switch_xml_free(xml);
return x;
}
static void event_handler(switch_event_t *event)
{
RUNNING = 0;
}
#define LOCAL_STREAM_SYNTAX "<show|start|reload|stop|hup> <local_stream_name>"
SWITCH_STANDARD_API(local_stream_function)
{
local_stream_source_t *source = NULL;
char *mycmd = NULL, *argv[5] = { 0 };
char *local_stream_name = NULL;
int argc = 0;
int ok = 0;
if (zstr(cmd)) {
goto usage;
}
if (!(mycmd = strdup(cmd))) {
goto usage;
}
if ((argc = switch_separate_string(mycmd, ' ', argv, (sizeof(argv) / sizeof(argv[0])))) < 1) {
goto usage;
}
local_stream_name = argv[1];
if (!strcasecmp(argv[0], "hup") && local_stream_name) {
if ((source = get_source(local_stream_name))) {
source->hup = 1;
stream->write_function(stream, "+OK hup stream: %s", source->name);
switch_thread_rwlock_unlock(source->rwlock);
}
} else if (!strcasecmp(argv[0], "vol") && local_stream_name) {
if ((source = get_source(local_stream_name))) {
if (argv[2]) {
if (!strncasecmp(argv[2], "auto:", 5)) {
char *p;
source->energy_avg = atoi(argv[2] + 5);
if ((p = strchr(argv[2] + 5, ':'))) {
int tmp = 0;
p++;
tmp = atoi(p);
if ((tmp > -1 && tmp <= 20000)) {
source->energy_low = tmp;
} else {
stream->write_function(stream, "-ERR invalid auto-volume low-energy level for stream: %s\n", source->name);
}
}
if (!(source->energy_avg > -1 && source->energy_avg <= 20000)) {
source->energy_avg = 0;
stream->write_function(stream, "-ERR invalid auto-volume level for stream: %s\n", source->name);
} else {
if (!source->agc) {
switch_agc_create(&source->agc, source->energy_avg, source->energy_low, 500, 3, (1000 / source->interval) * 2);
} else {
switch_agc_set_energy_avg(source->agc, source->energy_avg);
switch_agc_set_energy_low(source->agc, source->energy_low);
}
}
} else {
source->vol = atoi(argv[2]);
switch_normalize_volume_granular(source->vol);
if (source->agc) {
switch_agc_destroy(&source->agc);
}
source->energy_avg = 0;
}
}
if (source->energy_avg) {
stream->write_function(stream, "+OK Auto-Volume stream: %s is %d/%d", source->name, source->energy_avg, source->energy_low);
} else {
stream->write_function(stream, "+OK vol stream: %s is %d", source->name, source->vol);
}
switch_thread_rwlock_unlock(source->rwlock);
}
} else if (!strcasecmp(argv[0], "stop") && local_stream_name) {
if ((source = get_source(local_stream_name))) {
source->stopped = 1;
stream->write_function(stream, "+OK");
switch_thread_rwlock_unlock(source->rwlock);
} else {
stream->write_function(stream, "-ERR Cannot locate local_stream %s!\n", local_stream_name);
}
} else if (!strcasecmp(argv[0], "reload") && local_stream_name) {
if ((source = get_source(local_stream_name))) {
source->full_reload = 1;
source->part_reload = 1;
source->hup = 1;
stream->write_function(stream, "+OK");
switch_thread_rwlock_unlock(source->rwlock);
} else {
stream->write_function(stream, "-ERR Cannot locate local_stream %s!\n", local_stream_name);
}
} else if (!strcasecmp(argv[0], "start") && local_stream_name) {
if ((source = get_source(local_stream_name))) {
source->stopped = 0;
stream->write_function(stream, "+OK stream: %s", source->name);
switch_thread_rwlock_unlock(source->rwlock);
} else {
if ((ok = launch_streams(local_stream_name))) {
stream->write_function(stream, "+OK stream: %s", local_stream_name);
}
}
} else if (!strcasecmp(argv[0], "show")) {
switch_hash_index_t *hi;
const void *var;
void *val;
switch_bool_t xml = SWITCH_FALSE;
if (argc == 1) {
switch_mutex_lock(globals.mutex);
for (hi = switch_core_hash_first(globals.source_hash); hi; hi = switch_core_hash_next(&hi)) {
switch_core_hash_this(hi, &var, NULL, &val);
if ((source = (local_stream_source_t *) val)) {
stream->write_function(stream, "%s,%s\n", source->name, source->location);
}
}
switch_mutex_unlock(globals.mutex);
} else {
if (argc == 4 && !strcasecmp("xml", argv[3])) {
xml = SWITCH_TRUE;
}
if ((source = get_source(local_stream_name))) {
if (xml) {
stream->write_function(stream, "<?xml version=\"1.0\"?>\n<local_stream name=\"%s\">\n", source->name);
stream->write_function(stream, " <location>%s</location>\n", source->location);
stream->write_function(stream, " <channels>%d</channels>\n", source->channels);
stream->write_function(stream, " <rate>%d</rate>\n", source->rate);
stream->write_function(stream, " <interval>%d<interval>\n", source->interval);
stream->write_function(stream, " <samples>%d</samples>\n", source->samples);
stream->write_function(stream, " <prebuf>%d</prebuf>\n", source->prebuf);
stream->write_function(stream, " <timer>%s</timer>\n", source->timer_name);
stream->write_function(stream, " <total>%d</total>\n", source->total);
stream->write_function(stream, " <shuffle>%s</shuffle>\n", (source->shuffle) ? "true" : "false");
stream->write_function(stream, " <ready>%s</ready>\n", (source->ready) ? "true" : "false");
stream->write_function(stream, " <stopped>%s</stopped>\n", (source->stopped) ? "true" : "false");
stream->write_function(stream, "</local_stream>\n");
} else {
stream->write_function(stream, "%s\n", source->name);
stream->write_function(stream, " location: %s\n", source->location);
stream->write_function(stream, " channels: %d\n", source->channels);
stream->write_function(stream, " rate: %d\n", source->rate);
stream->write_function(stream, " interval: %d\n", source->interval);
stream->write_function(stream, " samples: %d\n", source->samples);
stream->write_function(stream, " prebuf: %d\n", source->prebuf);
stream->write_function(stream, " timer: %s\n", source->timer_name);
stream->write_function(stream, " total: %d\n", source->total);
stream->write_function(stream, " shuffle: %s\n", (source->shuffle) ? "true" : "false");
stream->write_function(stream, " ready: %s\n", (source->ready) ? "true" : "false");
stream->write_function(stream, " stopped: %s\n", (source->stopped) ? "true" : "false");
stream->write_function(stream, " reloading: %s\n", (source->full_reload) ? "true" : "false");
}
switch_thread_rwlock_unlock(source->rwlock);
} else {
stream->write_function(stream, "-ERR Cannot locate local_stream %s!\n", local_stream_name);
}
}
}
goto done;
usage:
stream->write_function(stream, "-USAGE: %s\n", LOCAL_STREAM_SYNTAX);
done:
switch_safe_free(mycmd);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_MODULE_LOAD_FUNCTION(mod_local_stream_load)
{
switch_api_interface_t *commands_api_interface;
switch_file_interface_t *file_interface;
supported_formats[0] = "local_stream";
memset(&globals, 0, sizeof(globals));
switch_mutex_init(&globals.mutex, SWITCH_MUTEX_NESTED, pool);
switch_core_hash_init(&globals.source_hash);
if (!launch_streams(NULL)) {
return SWITCH_STATUS_GENERR;
}
*module_interface = switch_loadable_module_create_module_interface(pool, modname);
file_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_FILE_INTERFACE);
file_interface->interface_name = modname;
file_interface->extens = supported_formats;
file_interface->file_open = local_stream_file_open;
file_interface->file_close = local_stream_file_close;
file_interface->file_read = local_stream_file_read;
if (switch_core_has_video()) {
file_interface->file_read_video = local_stream_file_read_video;
}
if (switch_event_bind(modname, SWITCH_EVENT_SHUTDOWN, SWITCH_EVENT_SUBCLASS_ANY, event_handler, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't bind event handler!\n");
}
SWITCH_ADD_API(commands_api_interface, "local_stream", "manage local streams", local_stream_function, LOCAL_STREAM_SYNTAX);
// switch_console_set_complete("add sofia profile ::sofia::list_profiles start");
switch_console_set_complete("add local_stream show ::console::list_streams as xml");
switch_console_set_complete("add local_stream start");
switch_console_set_complete("add local_stream reload ::console::list_streams");
switch_console_set_complete("add local_stream stop ::console::list_streams");
switch_console_set_complete("add local_stream hup ::console::list_streams");
switch_console_add_complete_func("::console::list_streams", list_streams);
/* indicate that the module should continue to be loaded */
return SWITCH_STATUS_SUCCESS;
}
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_local_stream_shutdown)
{
RUNNING = 0;
switch_event_unbind_callback(event_handler);
while (THREADS > 0) {
switch_yield(100000);
}
switch_core_hash_destroy(&globals.source_hash);
return SWITCH_STATUS_SUCCESS;
}
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:t
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/
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