kenmirrors
/
freeswitch
mirror of https://github.com/signalwire/freeswitch.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

FS-7621

This commit is contained in:
Anthony Minessale 2015-06-08 15:06:51 -05:00
parent f8853ac620
commit b3d2c92101
1 changed files with 49 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

85
src/mod/formats/mod_shout/mod_shout.c
View File

@ -117,7 +117,6 @@ struct shout_context {
int dlen;
FILE *fp;
size_t samplerate;
uint8_t thread_running;
uint8_t shout_init;
uint32_t prebuf;
int lame_ready;
@ -128,6 +127,9 @@ struct shout_context {
switch_size_t mp3buflen;
switch_thread_rwlock_t *rwlock;
int buffer_seconds;
switch_thread_t *read_stream_thread;
switch_thread_t *write_stream_thread;
curl_socket_t curlfd;
};
typedef struct shout_context shout_context_t;
@ -137,6 +139,7 @@ static void decode_fd(shout_context_t *context, void *data, size_t bytes);
static inline void free_context(shout_context_t *context)
{
size_t ret;
switch_status_t st;
if (context) {
switch_mutex_lock(context->audio_mutex);
@ -144,16 +147,17 @@ static inline void free_context(shout_context_t *context)
switch_mutex_unlock(context->audio_mutex);
if (context->stream_url) {
int sanity = 0;
while (context->thread_running) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Waiting for stream to terminate: %s\n", context->stream_url);
switch_yield(500000);
if (++sanity > 10) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Giving up waiting for stream to terminate: %s\n", context->stream_url);
break;
}
if (context->curlfd > -1) {
shutdown(context->curlfd, 2);
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Waiting for stream to terminate: %s\n", context->stream_url);
if (context->read_stream_thread) {
switch_thread_join(&st, context->read_stream_thread);
}
}
if (context->write_stream_thread) {
switch_thread_join(&st, context->write_stream_thread);
}
switch_thread_rwlock_wrlock(context->rwlock);
@ -368,6 +372,10 @@ static size_t stream_callback(void *ptr, size_t size, size_t nmemb, void *data)
uint32_t buf_size = 1024 * 128; /* do not make this 64 or less, stutter will ensue after first 64k buffer is dry */
switch_size_t used;
if (context->err) {
goto error;
}
if (!context->stream_channels) {
long rate = 0;
int channels = 0;
@ -398,6 +406,10 @@ static size_t stream_callback(void *ptr, size_t size, size_t nmemb, void *data)
switch_yield(500000);
}
if (context->err) {
goto error;
}
if (mpg123_feed(context->mh, ptr, realsize) != MPG123_OK) {
goto error;
}
@ -442,6 +454,22 @@ static size_t stream_callback(void *ptr, size_t size, size_t nmemb, void *data)
return 0;
}
static int progress_callback(void *clientp, double dltotal, double dlnow, double ultotal, double ulnow)
{
shout_context_t *context = (shout_context_t *) clientp;
return context->err;
}
static int sockopt_callback(void *clientp, curl_socket_t curlfd,
curlsocktype purpose)
{
shout_context_t *context = (shout_context_t *) clientp;
context->curlfd = curlfd;
return CURL_SOCKOPT_OK;
}
#define MY_BUF_LEN 1024 * 32
#define MY_BLOCK_SIZE MY_BUF_LEN
@ -452,9 +480,11 @@ static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void
shout_context_t *context = (shout_context_t *) obj;
switch_thread_rwlock_rdlock(context->rwlock);
context->curlfd = -1;
curl_handle = switch_curl_easy_init();
switch_curl_easy_setopt(curl_handle, CURLOPT_URL, context->stream_url);
curl_easy_setopt(curl_handle, CURLOPT_PROGRESSFUNCTION, progress_callback);
curl_easy_setopt(curl_handle, CURLOPT_PROGRESSDATA, (void *)context);
switch_curl_easy_setopt(curl_handle, CURLOPT_FOLLOWLOCATION, 1);
switch_curl_easy_setopt(curl_handle, CURLOPT_MAXREDIRS, 10);
switch_curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, stream_callback);
@ -465,7 +495,11 @@ static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void
switch_curl_easy_setopt(curl_handle, CURLOPT_LOW_SPEED_LIMIT, 100); /* handle trickle connections */
switch_curl_easy_setopt(curl_handle, CURLOPT_LOW_SPEED_TIME, 30);
switch_curl_easy_setopt(curl_handle, CURLOPT_ERRORBUFFER, context->curl_error_buff);
curl_easy_setopt(curl_handle, CURLOPT_SOCKOPTFUNCTION, sockopt_callback);
curl_easy_setopt(curl_handle, CURLOPT_SOCKOPTDATA, (void *)context);
cc = switch_curl_easy_perform(curl_handle);
if (cc && cc != CURLE_WRITE_ERROR) { /* write error is ok, we just exited from callback early */
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "CURL returned error:[%d] %s : %s [%s]\n", cc, switch_curl_easy_strerror(cc),
context->curl_error_buff, context->stream_url);
@ -474,21 +508,17 @@ static void *SWITCH_THREAD_FUNC read_stream_thread(switch_thread_t *thread, void
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Read Thread Done\n");
context->eof++;
context->thread_running = 0;
switch_thread_rwlock_unlock(context->rwlock);
return NULL;
}
static void launch_read_stream_thread(shout_context_t *context)
{
switch_thread_t *thread;
switch_threadattr_t *thd_attr = NULL;
context->thread_running = 1;
switch_threadattr_create(&thd_attr, context->memory_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, context, context->memory_pool);
switch_thread_create(&context->read_stream_thread, thd_attr, read_stream_thread, context, context->memory_pool);
}
#define error_check() if (context->err) goto error;
@ -499,20 +529,13 @@ static void *SWITCH_THREAD_FUNC write_stream_thread(switch_thread_t *thread, voi
switch_thread_rwlock_rdlock(context->rwlock);
if (context->thread_running) {
context->thread_running++;
} else {
switch_thread_rwlock_unlock(context->rwlock);
return NULL;
}
if (!context->lame_ready) {
lame_init_params(context->gfp);
lame_print_config(context->gfp);
context->lame_ready = 1;
}
while (!context->err && context->thread_running) {
while (!context->err) {
unsigned char mp3buf[20480] = "";
int16_t audio[9600] = { 0 };
switch_size_t audio_read = 0;
@ -575,31 +598,21 @@ static void *SWITCH_THREAD_FUNC write_stream_thread(switch_thread_t *thread, voi
error:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Write Thread Done\n");
switch_thread_rwlock_unlock(context->rwlock);
context->thread_running = 0;
return NULL;
}
static void launch_write_stream_thread(shout_context_t *context)
{
switch_thread_t *thread;
switch_threadattr_t *thd_attr = NULL;
int sanity = 10;
if (context->err) {
return;
}
context->thread_running = 1;
switch_threadattr_create(&thd_attr, context->memory_pool);
switch_threadattr_detach_set(thd_attr, 1);
switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
switch_thread_create(&thread, thd_attr, write_stream_thread, context, context->memory_pool);
while (context->thread_running && context->thread_running != 2) {
switch_yield(100000);
if (!--sanity)
break;
}
switch_thread_create(&context->write_stream_thread, thd_attr, write_stream_thread, context, context->memory_pool);
}
#define TC_BUFFER_SIZE 1024 * 32