/*locates input service (demuxer) based on mime type or segment name*/
static GF_Err MPD_LoadMediaService(GF_MPD_In *mpdin, u32 group_index, const char *mime, const char *init_segment_name)
{
GF_InputService *segment_ifce;
u32 i;
const char *sPlug;
if (mime) {
/* Check MIME type to start the right InputService */
sPlug = gf_cfg_get_key(mpdin->service->term->user->config, "MimeTypes", mime);
if (sPlug) sPlug = strrchr(sPlug, '"');
if (sPlug) {
sPlug += 2;
segment_ifce = (GF_InputService *) gf_modules_load_interface_by_name(mpdin->service->term->user->modules, sPlug, GF_NET_CLIENT_INTERFACE);
if (segment_ifce) {
GF_MPDGroup *group;
GF_SAFEALLOC(group, GF_MPDGroup);
group->segment_ifce = segment_ifce;
group->segment_ifce->proxy_udta = mpdin;
group->segment_ifce->query_proxy = MPD_ClientQuery;
group->mpdin = mpdin;
group->idx = group_index;
gf_dash_set_group_udta(mpdin->dash, group_index, group);
return GF_OK;
}
}
}
if (init_segment_name) {
for (i=0; i< gf_modules_get_count(mpdin->service->term->user->modules); i++) {
GF_InputService *ifce = (GF_InputService *) gf_modules_load_interface(mpdin->service->term->user->modules, i, GF_NET_CLIENT_INTERFACE);
if (!ifce) continue;
if (ifce->CanHandleURL && ifce->CanHandleURL(ifce, init_segment_name)) {
GF_MPDGroup *group;
GF_SAFEALLOC(group, GF_MPDGroup);
group->segment_ifce = ifce;
group->segment_ifce->proxy_udta = mpdin;
group->segment_ifce->query_proxy = MPD_ClientQuery;
group->mpdin = mpdin;
group->idx = group_index;
gf_dash_set_group_udta(mpdin->dash, group_index, group);
return GF_OK;
}
gf_modules_close_interface((GF_BaseInterface *) ifce);
}
}
GF_LOG(GF_LOG_ERROR, GF_LOG_DASH, ("[MPD_IN] Error locating plugin for segment - mime type %s - name %s\n", mime, init_segment_name));
return GF_CODEC_NOT_FOUND;
}
GF_Err mpdin_dash_io_on_dash_event(GF_DASHFileIO *dashio, GF_DASHEventType dash_evt, GF_Err error_code)
{
GF_Err e;
u32 i;
GF_MPD_In *mpdin = (GF_MPD_In *)dashio->udta;
if (dash_evt==GF_DASH_EVENT_PERIOD_SETUP_ERROR) {
if (!mpdin->connection_ack_sent) {
gf_term_on_connect(mpdin->service, NULL, error_code);
mpdin->connection_ack_sent=1;
}
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_SELECT_GROUPS) {
const char *opt;
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
/*todo: select groups based on user criteria*/
gf_dash_group_select(mpdin->dash, i, 1);
}
opt = gf_modules_get_option((GF_BaseInterface *)mpdin->plug, "Systems", "Language3CC");
if (opt && strcmp(opt, "und"))
gf_dash_groups_set_language(mpdin->dash, opt);
return GF_OK;
}
/*for all selected groups, create input service and connect to init/first segment*/
if (dash_evt==GF_DASH_EVENT_CREATE_PLAYBACK) {
/*select input services if possible*/
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
const char *mime, *init_segment;
if (!gf_dash_is_group_selected(mpdin->dash, i))
continue;
mime = gf_dash_group_get_segment_mime(mpdin->dash, i);
init_segment = gf_dash_group_get_segment_init_url(mpdin->dash, i, NULL, NULL);
e = MPD_LoadMediaService(mpdin, i, mime, init_segment);
if (e != GF_OK) {
gf_dash_group_select(mpdin->dash, i, 0);
} else {
/*connect our media service*/
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
e = group->segment_ifce->ConnectService(group->segment_ifce, mpdin->service, init_segment);
if (e) {
GF_LOG(GF_LOG_WARNING, GF_LOG_DASH, ("[MPD_IN] Unable to connect input service to %s\n", init_segment));
gf_dash_group_select(mpdin->dash, i, 0);
} else {
u32 w, h;
group->service_connected = 1;
w = h = 0;
gf_dash_group_get_video_info(mpdin->dash, i, &w, &h);
if (w && h && w>mpdin->width && h>mpdin->height) {
mpdin->width = w;
mpdin->height = h;
}
}
}
}
if (!mpdin->connection_ack_sent) {
gf_term_on_connect(mpdin->service, NULL, GF_OK);
mpdin->connection_ack_sent=1;
}
return GF_OK;
}
/*for all running services, stop service*/
if (dash_evt==GF_DASH_EVENT_DESTROY_PLAYBACK) {
mpdin->service->subservice_disconnect = 1;
gf_term_on_disconnect(mpdin->service, NULL, GF_OK);
mpdin->service->subservice_disconnect = 2;
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
if (!group) continue;
if (group->segment_ifce) {
if (group->service_connected) {
group->segment_ifce->CloseService(group->segment_ifce);
group->service_connected = 0;
}
gf_modules_close_interface((GF_BaseInterface *) group->segment_ifce);
}
gf_free(group);
gf_dash_set_group_udta(mpdin->dash, i, NULL);
}
mpdin->service->subservice_disconnect = 0;
}
return GF_OK;
}
GF_Err mpdin_dash_io_on_dash_event(GF_DASHFileIO *dashio, GF_DASHEventType dash_evt, s32 group_idx, GF_Err error_code)
{
GF_Err e;
u32 i;
GF_MPD_In *mpdin = (GF_MPD_In *)dashio->udta;
if (dash_evt==GF_DASH_EVENT_PERIOD_SETUP_ERROR) {
if (!mpdin->connection_ack_sent) {
mpdin->fn_connect_ack(mpdin->service, NULL, error_code);
mpdin->connection_ack_sent= GF_TRUE;
}
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_SELECT_GROUPS) {
const char *opt;
//configure buffer in dynamic mode without low latency: we indicate how much the player will buffer
if (gf_dash_is_dynamic_mpd(mpdin->dash) && !mpdin->use_low_latency) {
u32 buffer_ms = 0;
const char *opt = gf_modules_get_option((GF_BaseInterface *)mpdin->plug, "Network", "BufferLength");
if (opt) buffer_ms = atoi(opt);
//use min buffer from MPD
if (mpdin->buffer_mode>=MPDIN_BUFFER_MIN) {
u32 mpd_buffer_ms = gf_dash_get_min_buffer_time(mpdin->dash);
if (mpd_buffer_ms > buffer_ms)
buffer_ms = mpd_buffer_ms;
}
if (buffer_ms) {
gf_dash_set_user_buffer(mpdin->dash, buffer_ms);
}
}
//let the player decide which group to play: we declare everything
//however select the default languague
opt = gf_modules_get_option((GF_BaseInterface *)mpdin->plug, "Systems", "LanguageName");
if (opt)
gf_dash_groups_set_language(mpdin->dash, opt);
return GF_OK;
}
/*for all selected groups, create input service and connect to init/first segment*/
if (dash_evt==GF_DASH_EVENT_CREATE_PLAYBACK) {
/*select input services if possible*/
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
const char *mime, *init_segment;
//let the player decide which group to play
if (!gf_dash_is_group_selectable(mpdin->dash, i))
continue;
mime = gf_dash_group_get_segment_mime(mpdin->dash, i);
init_segment = gf_dash_group_get_segment_init_url(mpdin->dash, i, NULL, NULL);
e = MPD_LoadMediaService(mpdin, i, mime, init_segment);
if (e != GF_OK) {
gf_dash_group_select(mpdin->dash, i, 0);
} else {
u32 w, h;
/*connect our media service*/
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
gf_dash_group_get_video_info(mpdin->dash, i, &w, &h);
if (w && h && w>mpdin->width && h>mpdin->height) {
mpdin->width = w;
mpdin->height = h;
}
e = group->segment_ifce->ConnectService(group->segment_ifce, mpdin->service, init_segment);
if (e) {
GF_LOG(GF_LOG_WARNING, GF_LOG_DASH, ("[MPD_IN] Unable to connect input service to %s\n", init_segment));
gf_dash_group_select(mpdin->dash, i, 0);
} else {
group->service_connected = 1;
}
if (mpdin->closed) return GF_OK;
}
}
if (!mpdin->connection_ack_sent) {
mpdin->fn_connect_ack(mpdin->service, NULL, GF_OK);
mpdin->connection_ack_sent=1;
}
//we had a seek outside of the period we were setting up, during period setup !
//request the seek again from the player
if (mpdin->seek_request>=0) {
GF_NetworkCommand com;
memset(&com, 0, sizeof(GF_NetworkCommand));
com.command_type = GF_NET_SERVICE_SEEK;
com.play.start_range = mpdin->seek_request;
mpdin->seek_request = 0;
gf_service_command(mpdin->service, &com, GF_OK);
}
return GF_OK;
}
/*for all running services, stop service*/
if (dash_evt==GF_DASH_EVENT_DESTROY_PLAYBACK) {
mpdin->service->subservice_disconnect = 1;
gf_service_disconnect_ack(mpdin->service, NULL, GF_OK);
mpdin->service->subservice_disconnect = 2;
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
if (!group) continue;
if (group->segment_ifce) {
if (group->service_connected) {
group->segment_ifce->CloseService(group->segment_ifce);
group->service_connected = 0;
}
gf_modules_close_interface((GF_BaseInterface *) group->segment_ifce);
}
gf_free(group);
gf_dash_set_group_udta(mpdin->dash, i, NULL);
}
mpdin->service->subservice_disconnect = 0;
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_BUFFERING) {
u32 tot, done;
gf_dash_get_buffer_info(mpdin->dash, &tot, &done);
fprintf(stderr, "DASH: Buffering %g%% out of %d ms\n", (100.0*done)/tot, tot);
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_SEGMENT_AVAILABLE) {
if (group_idx>=0) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, group_idx);
if (group) MPD_NotifyData(group, 0);
}
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_QUALITY_SWITCH) {
if (group_idx>=0) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, group_idx);
if (group) {
GF_NetworkCommand com;
memset(&com, 0, sizeof(GF_NetworkCommand) );
com.command_type = GF_NET_SERVICE_EVENT;
com.send_event.evt.type = GF_EVENT_QUALITY_SWITCHED;
gf_service_command(mpdin->service, &com, GF_OK);
}
}
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_TIMESHIFT_OVERFLOW) {
GF_NetworkCommand com;
com.command_type = GF_NET_SERVICE_EVENT;
com.send_event.evt.type = (group_idx>=0) ? GF_EVENT_TIMESHIFT_OVERFLOW : GF_EVENT_TIMESHIFT_UNDERRUN;
gf_service_command(mpdin->service, &com, GF_OK);
}
if (dash_evt==GF_DASH_EVENT_TIMESHIFT_UPDATE) {
GF_NetworkCommand com;
com.command_type = GF_NET_SERVICE_EVENT;
com.send_event.evt.type = GF_EVENT_TIMESHIFT_UPDATE;
gf_service_command(mpdin->service, &com, GF_OK);
}
return GF_OK;
}
GF_Err mpdin_dash_io_on_dash_event(GF_DASHFileIO *dashio, GF_DASHEventType dash_evt, s32 group_idx, GF_Err error_code)
{
GF_Err e;
u32 i;
GF_MPD_In *mpdin = (GF_MPD_In *)dashio->udta;
if (dash_evt==GF_DASH_EVENT_PERIOD_SETUP_ERROR) {
if (!mpdin->connection_ack_sent) {
gf_term_on_connect(mpdin->service, NULL, error_code);
mpdin->connection_ack_sent= GF_TRUE;
}
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_SELECT_GROUPS) {
//configure buffer in dynamic mode without low latency: we indicate how much the player will buffer
if (gf_dash_is_dynamic_mpd(mpdin->dash) && !mpdin->use_low_latency) {
u32 buffer_ms = 0;
const char *opt = gf_modules_get_option((GF_BaseInterface *)mpdin->plug, "Network", "BufferLength");
if (opt) buffer_ms = atoi(opt);
//use min buffer from MPD
if (mpdin->buffer_mode>=MPDIN_BUFFER_MIN) {
u32 mpd_buffer_ms = gf_dash_get_min_buffer_time(mpdin->dash);
if (mpd_buffer_ms > buffer_ms)
buffer_ms = mpd_buffer_ms;
}
if (buffer_ms) {
gf_dash_set_user_buffer(mpdin->dash, buffer_ms);
}
}
//let the player decide which group to play: we declare everything
return GF_OK;
}
/*for all selected groups, create input service and connect to init/first segment*/
if (dash_evt==GF_DASH_EVENT_CREATE_PLAYBACK) {
/*select input services if possible*/
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
const char *mime, *init_segment;
//let the player decide which group to play
if (!gf_dash_is_group_selectable(mpdin->dash, i))
continue;
mime = gf_dash_group_get_segment_mime(mpdin->dash, i);
init_segment = gf_dash_group_get_segment_init_url(mpdin->dash, i, NULL, NULL);
e = MPD_LoadMediaService(mpdin, i, mime, init_segment);
if (e != GF_OK) {
gf_dash_group_select(mpdin->dash, i, 0);
} else {
u32 w, h;
/*connect our media service*/
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
gf_dash_group_get_video_info(mpdin->dash, i, &w, &h);
if (w && h && w>mpdin->width && h>mpdin->height) {
mpdin->width = w;
mpdin->height = h;
}
e = group->segment_ifce->ConnectService(group->segment_ifce, mpdin->service, init_segment);
if (e) {
GF_LOG(GF_LOG_WARNING, GF_LOG_DASH, ("[MPD_IN] Unable to connect input service to %s\n", init_segment));
gf_dash_group_select(mpdin->dash, i, 0);
} else {
group->service_connected = 1;
}
}
}
if (!mpdin->connection_ack_sent) {
gf_term_on_connect(mpdin->service, NULL, GF_OK);
mpdin->connection_ack_sent=1;
}
return GF_OK;
}
/*for all running services, stop service*/
if (dash_evt==GF_DASH_EVENT_DESTROY_PLAYBACK) {
mpdin->service->subservice_disconnect = 1;
gf_term_on_disconnect(mpdin->service, NULL, GF_OK);
mpdin->service->subservice_disconnect = 2;
for (i=0; i<gf_dash_get_group_count(mpdin->dash); i++) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, i);
if (!group) continue;
if (group->segment_ifce) {
if (group->service_connected) {
group->segment_ifce->CloseService(group->segment_ifce);
group->service_connected = 0;
}
gf_modules_close_interface((GF_BaseInterface *) group->segment_ifce);
}
gf_free(group);
gf_dash_set_group_udta(mpdin->dash, i, NULL);
}
mpdin->service->subservice_disconnect = 0;
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_BUFFERING) {
u32 tot, done;
gf_dash_get_buffer_info_buffering(mpdin->dash, &tot, &done);
fprintf(stderr, "DASH: Buffering %g%% out of %d ms\n", (100.0*done)/tot, tot);
return GF_OK;
}
if (dash_evt==GF_DASH_EVENT_SEGMENT_AVAILABLE) {
if (group_idx>=0) {
GF_MPDGroup *group = gf_dash_get_group_udta(mpdin->dash, group_idx);
if (group) MPD_NotifyData(group, 0);
}
}
return GF_OK;
}