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Improve handling of file error and closing conditions. Thanks to telapi.com for the patch.

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This commit is contained in:
William King 2012-11-01 11:47:38 -07:00
parent b113330049
commit e081f8ffc2
1 changed files with 42 additions and 3 deletions
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45
src/mod/formats/mod_vlc/mod_vlc.c
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@ -45,6 +45,7 @@
#include <switch.h>
#include <vlc/vlc.h>
#include <vlc/libvlc_media_player.h>
#include <vlc/libvlc_events.h>
#define VLC_BUFFER_SIZE 65536
@ -83,6 +84,29 @@ SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_vlc_shutdown);
SWITCH_MODULE_LOAD_FUNCTION(mod_vlc_load);
SWITCH_MODULE_DEFINITION(mod_vlc, mod_vlc_load, mod_vlc_shutdown, NULL);
static void vlc_mediaplayer_error_callback(const libvlc_event_t * event, void * data)
{
vlc_file_context_t *context = (vlc_file_context_t *) data;
int status = libvlc_media_get_state(context->m);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Got a libvlc_MediaPlayerEncounteredError callback. mediaPlayer Status: %d\n", status);
if (status == libvlc_Error) {
context->err = 1;
switch_thread_cond_signal(context->started);
}
}
static void vlc_media_state_callback(const libvlc_event_t * event, void * data)
{
vlc_file_context_t *context = (vlc_file_context_t *) data;
int new_state = event->u.media_state_changed.new_state;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Got a libvlc_MediaStateChanged callback. New state: %d\n", new_state);
if (new_state == libvlc_Ended || new_state == libvlc_Error) {
switch_thread_cond_signal(context->started);
}
}
void vlc_auto_play_callback(void *data, const void *samples, unsigned count, int64_t pts) {
vlc_file_context_t *context = (vlc_file_context_t *) data;
@ -145,6 +169,7 @@ void vlc_imem_release_callback(void *data, const char *cookie, size_t size, void
static switch_status_t vlc_file_open(switch_file_handle_t *handle, const char *path)
{
vlc_file_context_t *context;
libvlc_event_manager_t *mp_event_manager, *m_event_manager;
context = switch_core_alloc(handle->memory_pool, sizeof(*context));
context->pool = handle->memory_pool;
@ -192,6 +217,12 @@ static switch_status_t vlc_file_open(switch_file_handle_t *handle, const char *p
libvlc_audio_set_format(context->mp, "S16N", context->samplerate, 1);
m_event_manager = libvlc_media_event_manager(context->m);
libvlc_event_attach(m_event_manager, libvlc_MediaStateChanged, vlc_media_state_callback, (void *) context);
mp_event_manager = libvlc_media_player_event_manager(context->mp);
libvlc_event_attach(mp_event_manager, libvlc_MediaPlayerEncounteredError, vlc_mediaplayer_error_callback, (void *) context);
libvlc_audio_set_callbacks(context->mp, vlc_auto_play_callback, NULL,NULL,NULL,NULL, (void *) context);
libvlc_media_player_play(context->mp);
@ -258,21 +289,29 @@ static switch_status_t vlc_file_read(switch_file_handle_t *handle, void *data, s
status = libvlc_media_get_state(context->m);
if (status == 7) {
if (status == libvlc_Error) {
return SWITCH_STATUS_GENERR;
}
switch_mutex_lock(context->audio_mutex);
while (context->playing == 0) {
while (context->playing == 0 && status != libvlc_Ended && status != libvlc_Error) {
switch_thread_cond_wait(context->started, context->audio_mutex);
status = libvlc_media_get_state(context->m);
}
if (context->err == 1) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "VLC error\n");
return SWITCH_STATUS_FALSE;
}
switch_mutex_unlock(context->audio_mutex);
switch_mutex_lock(context->audio_mutex);
read = switch_buffer_read(context->audio_buffer, data, bytes);
switch_mutex_unlock(context->audio_mutex);
if (!read && (status == 5 || status == 6)) {
status = libvlc_media_get_state(context->m);
if (!read && (status == libvlc_Stopped || status == libvlc_Ended || status == libvlc_Error)) {
return SWITCH_STATUS_FALSE;
} else if (!read) {
read = 2;