diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c index 0ac3c67785..f1012d51b5 100644 --- a/libavformat/dashdec.c +++ b/libavformat/dashdec.c @@ -648,7 +648,8 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, xmlNodePtr period_baseurl_node, xmlNodePtr fragment_template_node, xmlNodePtr content_component_node, - xmlNodePtr adaptionset_baseurl_node) + xmlNodePtr adaptionset_baseurl_node, + xmlNodePtr adaptionset_segmentlist_node) { int32_t ret = 0; int32_t audio_rep_idx = 0; @@ -659,8 +660,9 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, xmlNodePtr representation_segmenttemplate_node = NULL; xmlNodePtr representation_baseurl_node = NULL; xmlNodePtr representation_segmentlist_node = NULL; + xmlNodePtr segmentlists_tab[2]; xmlNodePtr fragment_timeline_node = NULL; - xmlNodePtr fragment_templates_tab[2]; + xmlNodePtr fragment_templates_tab[3]; char *duration_val = NULL; char *presentation_timeoffset_val = NULL; char *startnumber_val = NULL; @@ -703,14 +705,15 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, if (representation_segmenttemplate_node || fragment_template_node) { fragment_timeline_node = NULL; fragment_templates_tab[0] = representation_segmenttemplate_node; - fragment_templates_tab[1] = fragment_template_node; + fragment_templates_tab[1] = adaptionset_segmentlist_node; + fragment_templates_tab[2] = fragment_template_node; - presentation_timeoffset_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "presentationTimeOffset"); - duration_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "duration"); - startnumber_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "startNumber"); - timescale_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "timescale"); - initialization_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "initialization"); - media_val = get_val_from_nodes_tab(fragment_templates_tab, 2, "media"); + presentation_timeoffset_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "presentationTimeOffset"); + duration_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "duration"); + startnumber_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "startNumber"); + timescale_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "timescale"); + initialization_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "initialization"); + media_val = get_val_from_nodes_tab(fragment_templates_tab, 3, "media"); if (initialization_val) { rep->init_section = av_mallocz(sizeof(struct fragment)); @@ -756,6 +759,8 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, if (!fragment_timeline_node) fragment_timeline_node = find_child_node_by_name(fragment_template_node, "SegmentTimeline"); + if (!fragment_timeline_node) + fragment_timeline_node = find_child_node_by_name(adaptionset_segmentlist_node, "SegmentTimeline"); if (fragment_timeline_node) { fragment_timeline_node = xmlFirstElementChild(fragment_timeline_node); while (fragment_timeline_node) { @@ -784,8 +789,11 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, // TODO: https://www.brendanlong.com/the-structure-of-an-mpeg-dash-mpd.html // http://www-itec.uni-klu.ac.at/dash/ddash/mpdGenerator.php?fragmentlength=15&type=full xmlNodePtr fragmenturl_node = NULL; - duration_val = xmlGetProp(representation_segmentlist_node, "duration"); - timescale_val = xmlGetProp(representation_segmentlist_node, "timescale"); + segmentlists_tab[0] = representation_segmentlist_node; + segmentlists_tab[1] = adaptionset_segmentlist_node; + + duration_val = get_val_from_nodes_tab(segmentlists_tab, 2, "duration"); + timescale_val = get_val_from_nodes_tab(segmentlists_tab, 2, "timescale"); if (duration_val) { rep->fragment_duration = (int64_t) strtoll(duration_val, NULL, 10); xmlFree(duration_val); @@ -810,6 +818,8 @@ static int parse_manifest_representation(AVFormatContext *s, const char *url, if (!fragment_timeline_node) fragment_timeline_node = find_child_node_by_name(fragment_template_node, "SegmentTimeline"); + if (!fragment_timeline_node) + fragment_timeline_node = find_child_node_by_name(adaptionset_segmentlist_node, "SegmentTimeline"); if (fragment_timeline_node) { fragment_timeline_node = xmlFirstElementChild(fragment_timeline_node); while (fragment_timeline_node) { @@ -862,6 +872,7 @@ static int parse_manifest_adaptationset(AVFormatContext *s, const char *url, xmlNodePtr fragment_template_node = NULL; xmlNodePtr content_component_node = NULL; xmlNodePtr adaptionset_baseurl_node = NULL; + xmlNodePtr adaptionset_segmentlist_node = NULL; xmlNodePtr node = NULL; node = xmlFirstElementChild(adaptionset_node); @@ -872,6 +883,8 @@ static int parse_manifest_adaptationset(AVFormatContext *s, const char *url, content_component_node = node; } else if (!av_strcasecmp(node->name, (const char *)"BaseURL")) { adaptionset_baseurl_node = node; + } else if (!av_strcasecmp(node->name, (const char *)"SegmentList")) { + adaptionset_segmentlist_node = node; } else if (!av_strcasecmp(node->name, (const char *)"Representation")) { ret = parse_manifest_representation(s, url, node, adaptionset_node, @@ -879,7 +892,8 @@ static int parse_manifest_adaptationset(AVFormatContext *s, const char *url, period_baseurl_node, fragment_template_node, content_component_node, - adaptionset_baseurl_node); + adaptionset_baseurl_node, + adaptionset_segmentlist_node); if (ret < 0) { return ret; } @@ -1863,7 +1877,7 @@ set_seq_num: } else if (pls->fragment_duration > 0) { pls->cur_seq_no = pls->first_seq_no + ((seek_pos_msec * pls->fragment_timescale) / pls->fragment_duration) / 1000; } else { - av_log(pls->parent, AV_LOG_ERROR, "dash_seek missing fragment_duration\n"); + av_log(pls->parent, AV_LOG_ERROR, "dash_seek missing timeline or fragment_duration\n"); pls->cur_seq_no = pls->first_seq_no; } pls->cur_timestamp = 0;