mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 12:11:13 +00:00
dashdemux: expose all streams
always expose all streams instead of only exposing one of each type. This is more aligned with gstreamer's way of working. Allows the user to select the stream that it wants to use by linking its pad and leaving the unused ones as unlinked.
This commit is contained in:
Thiago Santos
parent
7f5422c06d
commit
08636f3bab
3 changed files with 60 additions and 216 deletions
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@ -650,43 +650,20 @@ static gboolean
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gst_dash_demux_setup_mpdparser_streams (GstDashDemux * demux,
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GstMpdClient * client)
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{
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GList *listLang = NULL;
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guint i, nb_audio;
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gchar *lang;
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gboolean has_streams = FALSE;
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GList *adapt_sets, *iter;
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if (!gst_mpd_client_setup_streaming (client, GST_STREAM_VIDEO, ""))
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GST_INFO_OBJECT (demux, "No video adaptation set found");
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else
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adapt_sets = gst_mpd_client_get_adaptation_sets (client);
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for (iter = adapt_sets; iter; iter = g_list_next (iter)) {
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GstAdaptationSetNode *adapt_set_node = iter->data;
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gst_mpd_client_setup_streaming (client, adapt_set_node);
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has_streams = TRUE;
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nb_audio =
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gst_mpdparser_get_list_and_nb_of_audio_language (client, &listLang);
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if (nb_audio == 0)
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nb_audio = 1;
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GST_INFO_OBJECT (demux, "Number of languages is=%d", nb_audio);
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for (i = 0; i < nb_audio; i++) {
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lang = (gchar *) g_list_nth_data (listLang, i);
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GST_INFO ("nb adaptation set: %i",
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gst_mpdparser_get_nb_adaptationSet (client));
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if (!gst_mpd_client_setup_streaming (client, GST_STREAM_AUDIO, lang))
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GST_INFO_OBJECT (demux, "No audio adaptation set found");
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else
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has_streams = TRUE;
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if (gst_mpdparser_get_nb_adaptationSet (client) > nb_audio) {
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if (!gst_mpd_client_setup_streaming (client,
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GST_STREAM_APPLICATION, lang)) {
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GST_INFO_OBJECT (demux, "No application adaptation set found");
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} else {
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has_streams = TRUE;
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}
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}
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}
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if (!has_streams) {
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GST_ELEMENT_ERROR (demux, STREAM, DEMUX, ("Manifest has no playable "
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"streams"), ("No streams could be activated from the manifest"));
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"streams"), ("No streams could be activated from the manifest"));
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}
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return has_streams;
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}
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@ -139,17 +139,6 @@ static GstClockTime gst_mpd_client_get_segment_duration (GstMpdClient * client,
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static GstDateTime *gst_mpd_client_get_availability_start_time (GstMpdClient *
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client);
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/* Adaptation Set */
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static GstAdaptationSetNode
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* gst_mpdparser_get_first_adapt_set_with_mimeType (GList * AdaptationSets,
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const gchar * mimeType);
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static GstAdaptationSetNode
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* gst_mpdparser_get_adapt_set_with_mimeType_and_idx (GList * AdaptationSets,
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const gchar * mimeType, gint idx);
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static GstAdaptationSetNode
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* gst_mpdparser_get_first_adapt_set_with_mimeType_and_lang (GList *
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AdaptationSets, const gchar * mimeType, const gchar * lang);
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/* Representation */
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static GstRepresentationNode *gst_mpdparser_get_lowest_representation (GList *
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Representations);
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@ -1931,114 +1920,25 @@ strncmp_ext (const char *s1, const char *s2)
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}
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/* navigation functions */
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static GstAdaptationSetNode *
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gst_mpdparser_get_first_adapt_set_with_mimeType (GList * AdaptationSets,
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const gchar * mimeType)
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static GstStreamMimeType
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gst_mpdparser_representation_get_mimetype (GstAdaptationSetNode * adapt_set,
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GstRepresentationNode * rep)
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{
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GList *list;
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GstAdaptationSetNode *adapt_set;
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if (AdaptationSets == NULL)
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return NULL;
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for (list = g_list_first (AdaptationSets); list; list = g_list_next (list)) {
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adapt_set = (GstAdaptationSetNode *) list->data;
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if (adapt_set) {
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gchar *this_mimeType = NULL;
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GstRepresentationNode *rep;
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rep =
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gst_mpdparser_get_lowest_representation (adapt_set->Representations);
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if (rep->RepresentationBase)
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this_mimeType = rep->RepresentationBase->mimeType;
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if (!this_mimeType && adapt_set->RepresentationBase) {
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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}
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GST_DEBUG ("Looking for mime type %s -> %s", mimeType, this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0)
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return adapt_set;
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}
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gchar *mime = NULL;
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if (rep->RepresentationBase)
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mime = rep->RepresentationBase->mimeType;
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if (mime == NULL && adapt_set->RepresentationBase) {
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mime = adapt_set->RepresentationBase->mimeType;
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}
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return NULL;
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}
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if (strncmp_ext (mime, "audio"))
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return GST_STREAM_AUDIO;
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if (strncmp_ext (mime, "video"))
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return GST_STREAM_VIDEO;
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if (strncmp_ext (mime, "application"))
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return GST_STREAM_APPLICATION;
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/* if idx < 0, returns the highest adaptation set with the given mimeType
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* if idx >= 0, returns the highest adaptation set with the given mimeType and an index <= idx
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*/
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static GstAdaptationSetNode *
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gst_mpdparser_get_adapt_set_with_mimeType_and_idx (GList * AdaptationSets,
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const gchar * mimeType, gint idx)
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{
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GList *list;
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GstAdaptationSetNode *adapt_set, *selected = NULL;
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gint i = 0;
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if (AdaptationSets == NULL)
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return NULL;
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/* FIXME Use ContentComponent to determine if this adaptation set contains
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* the content type we're looking for. */
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for (list = g_list_first (AdaptationSets); list; list = g_list_next (list)) {
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adapt_set = (GstAdaptationSetNode *) list->data;
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if (adapt_set) {
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gchar *this_mimeType = NULL;
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GstRepresentationNode *rep;
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rep =
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gst_mpdparser_get_lowest_representation (adapt_set->Representations);
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if (rep->RepresentationBase)
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this_mimeType = rep->RepresentationBase->mimeType;
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if (!this_mimeType && adapt_set->RepresentationBase)
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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GST_DEBUG ("Looking for mime type %s -> %i: %s", mimeType, i,
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this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0) {
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if (idx < 0 || i <= idx)
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selected = adapt_set;
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i++;
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}
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}
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}
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return selected;
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}
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static GstAdaptationSetNode *
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gst_mpdparser_get_first_adapt_set_with_mimeType_and_lang (GList *
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AdaptationSets, const gchar * mimeType, const gchar * lang)
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{
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GList *list;
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GstAdaptationSetNode *adapt_set;
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if (AdaptationSets == NULL)
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return NULL;
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for (list = g_list_first (AdaptationSets); list; list = g_list_next (list)) {
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adapt_set = (GstAdaptationSetNode *) list->data;
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if (adapt_set) {
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GstRepresentationNode *rep;
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gchar *this_lang = adapt_set->lang;
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gchar *this_mimeType = NULL;
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rep =
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gst_mpdparser_get_lowest_representation (adapt_set->Representations);
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#ifndef GST_DISABLE_GST_DEBUG
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if (rep && rep->BaseURLs) {
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GstBaseURL *url = rep->BaseURLs->data;
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GST_DEBUG ("%s", url->baseURL);
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}
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#endif
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if (rep->RepresentationBase)
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this_mimeType = rep->RepresentationBase->mimeType;
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if (!this_mimeType && adapt_set->RepresentationBase) {
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this_mimeType = adapt_set->RepresentationBase->mimeType;
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}
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GST_DEBUG ("Looking for mime type %s -> %s", mimeType, this_mimeType);
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if (strncmp_ext (this_mimeType, mimeType) == 0
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&& strncmp_ext (this_lang, lang) == 0)
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return adapt_set;
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}
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}
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return NULL;
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return GST_STREAM_UNKNOWN;
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}
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static GstRepresentationNode *
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@ -3394,80 +3294,40 @@ no_mem:
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return FALSE;
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}
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gboolean
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gst_mpd_client_setup_streaming (GstMpdClient * client,
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GstStreamMimeType mimeType, const gchar * lang)
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static GList *
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gst_mpd_client_get_adaptation_sets_for_period (GstMpdClient * client,
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GstStreamPeriod * period)
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{
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g_return_val_if_fail (period != NULL, NULL);
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return period->period->AdaptationSets;
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}
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GList *
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gst_mpd_client_get_adaptation_sets (GstMpdClient * client)
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{
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GstActiveStream *stream;
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GstStreamPeriod *stream_period;
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GstAdaptationSetNode *adapt_set;
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GstRepresentationNode *representation;
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GList *rep_list = NULL;
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stream_period = gst_mpdparser_get_stream_period (client);
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if (stream_period == NULL || stream_period->period == NULL) {
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GST_DEBUG ("No more Period nodes in the MPD file, terminating...");
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return FALSE;
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return NULL;
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}
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switch (mimeType) {
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case GST_STREAM_VIDEO:
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/* select the adaptation set for the video pipeline */
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adapt_set =
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gst_mpdparser_get_adapt_set_with_mimeType_and_idx
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(stream_period->period->AdaptationSets, "video", 0);
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if (!adapt_set) {
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GST_INFO ("No video adaptation set found");
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return FALSE;
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}
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/* retrive the list of representations */
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rep_list = adapt_set->Representations;
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if (!rep_list) {
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GST_WARNING ("Can not retrieve any representation, aborting...");
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return FALSE;
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}
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break;
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case GST_STREAM_AUDIO:
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adapt_set =
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gst_mpdparser_get_first_adapt_set_with_mimeType_and_lang
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(stream_period->period->AdaptationSets, "audio", lang);
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/* if we did not found the requested audio language, get the first one */
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if (!adapt_set)
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adapt_set =
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gst_mpdparser_get_first_adapt_set_with_mimeType
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(stream_period->period->AdaptationSets, "audio");
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if (!adapt_set) {
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GST_INFO ("No audio adaptation set found");
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return FALSE;
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}
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rep_list = adapt_set->Representations;
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if (!rep_list) {
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GST_WARNING ("Can not retrieve any representation, aborting...");
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return FALSE;
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}
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break;
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case GST_STREAM_APPLICATION:
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adapt_set =
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gst_mpdparser_get_first_adapt_set_with_mimeType_and_lang
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(stream_period->period->AdaptationSets, "application", lang);
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/* if we did not found the requested subtitles language, get the first one */
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if (!adapt_set)
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adapt_set =
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gst_mpdparser_get_first_adapt_set_with_mimeType
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(stream_period->period->AdaptationSets, "application");
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if (!adapt_set) {
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GST_INFO ("No application adaptation set found");
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return FALSE;
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}
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rep_list = adapt_set->Representations;
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if (!rep_list) {
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GST_WARNING ("Can not retrieve any representation, aborting...");
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return FALSE;
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}
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break;
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default:
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GST_WARNING ("Unsupported mimeType %d", mimeType);
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return FALSE;
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return gst_mpd_client_get_adaptation_sets_for_period (client, stream_period);
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}
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gboolean
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gst_mpd_client_setup_streaming (GstMpdClient * client,
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GstAdaptationSetNode * adapt_set)
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{
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GstRepresentationNode *representation;
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GList *rep_list = NULL;
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GstActiveStream *stream;
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rep_list = adapt_set->Representations;
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if (!rep_list) {
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GST_WARNING ("Can not retrieve any representation, aborting...");
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return FALSE;
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}
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stream = g_slice_new0 (GstActiveStream);
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@ -3476,10 +3336,8 @@ gst_mpd_client_setup_streaming (GstMpdClient * client,
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return FALSE;
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}
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gst_mpdparser_init_active_stream_segments (stream);
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client->active_streams = g_list_append (client->active_streams, stream);
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stream->baseURL_idx = 0;
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stream->mimeType = mimeType;
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stream->cur_adapt_set = adapt_set;
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GST_DEBUG ("0. Current stream %p", stream);
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@ -3508,12 +3366,19 @@ gst_mpd_client_setup_streaming (GstMpdClient * client,
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GST_WARNING ("No valid representation in the MPD file, aborting...");
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return FALSE;
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}
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stream->mimeType =
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gst_mpdparser_representation_get_mimetype (adapt_set, representation);
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if (stream->mimeType == GST_STREAM_UNKNOWN) {
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g_slice_free (GstActiveStream, stream);
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return FALSE;
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}
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client->active_streams = g_list_append (client->active_streams, stream);
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if (!gst_mpd_client_setup_representation (client, stream, representation))
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return FALSE;
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GST_INFO ("Successfully setup the download pipeline for mimeType %d",
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mimeType);
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stream->mimeType);
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return TRUE;
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}
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@ -67,6 +67,7 @@ typedef struct _GstMultSegmentBaseType GstMultSegmentBaseType;
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typedef enum
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{
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GST_STREAM_UNKNOWN,
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GST_STREAM_VIDEO, /* video stream (the main one) */
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GST_STREAM_AUDIO, /* audio stream (optional) */
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GST_STREAM_APPLICATION /* application stream (optional): for timed text/subtitles */
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@ -482,8 +483,9 @@ gboolean gst_mpd_parse (GstMpdClient *client, const gchar *data, gint size);
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/* Streaming management */
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gboolean gst_mpd_client_setup_media_presentation (GstMpdClient *client);
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gboolean gst_mpd_client_setup_streaming (GstMpdClient *client, GstStreamMimeType mimeType, const gchar* lang);
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gboolean gst_mpd_client_setup_streaming (GstMpdClient * client, GstAdaptationSetNode * adapt_set);
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gboolean gst_mpd_client_setup_representation (GstMpdClient *client, GstActiveStream *stream, GstRepresentationNode *representation);
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GList * gst_mpd_client_get_adaptation_sets (GstMpdClient * client);
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GstClockTime gst_mpd_client_get_next_fragment_duration (GstMpdClient * client, GstActiveStream * stream);
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GstClockTime gst_mpd_client_get_media_presentation_duration (GstMpdClient *client);
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gboolean gst_mpd_client_get_last_fragment_timestamp (GstMpdClient * client, guint stream_idx, GstClockTime * ts);
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