48     ASSContext *ass = s->priv_data;  in write_header()  local
67             ass->trailer_size = par->extradata_size - header_size;  in write_header()
68             if (ass->trailer_size)  in write_header()
69                 ass->trailer = trailer;  in write_header()
75         ass->ssa_mode = !strstr(par->extradata, "\n[V4+ Styles]");  in write_header()
78                         ass->ssa_mode ? "Marked" : "Layer");  in write_header()
87     ASSContext *ass = s->priv_data;  in purge_dialogues()  local
88     DialogueLine *dialogue = ass->dialogue_cache;  in purge_dialogues()
90     while (dialogue && (dialogue->readorder == ass->expected_readorder || force)) {  in purge_dialogues()
92         if (dialogue->readorder != ass->expected_readorder) {  in purge_dialogues()
94                    ass->expected_readorder, dialogue->readorder);  in purge_dialogues()
95             ass->expected_readorder = dialogue->readorder;  in purge_dialogues()
98         if (dialogue == ass->last_added_dialogue)  in purge_dialogues()
99             ass->last_added_dialogue = next;  in purge_dialogues()
104         dialogue = ass->dialogue_cache = next;  in purge_dialogues()
105         ass->expected_readorder++;  in purge_dialogues()
108     ass->cache_size -= n;  in purge_dialogues()
111                n, ass->cache_size, ass->expected_readorder);  in purge_dialogues()
114 static void insert_dialogue(ASSContext *ass, DialogueLine *dialogue)  in insert_dialogue()  argument
119     if (ass->last_added_dialogue) {  in insert_dialogue()
120         for (cur = ass->last_added_dialogue; cur; cur = cur->next) {  in insert_dialogue()
130         next = ass->dialogue_cache;  in insert_dialogue()
131         for (cur = next; cur != ass->last_added_dialogue; cur = cur->next) {  in insert_dialogue()
143         dialogue->prev = ass->dialogue_cache;  in insert_dialogue()
144         ass->dialogue_cache = dialogue;  in insert_dialogue()
150     ass->cache_size++;  in insert_dialogue()
151     ass->last_added_dialogue = dialogue;  in insert_dialogue()
156     ASSContext *ass = s->priv_data;  in write_packet()  local
170     if (dialogue->readorder < ass->expected_readorder)  in write_packet()
176     if (ass->ssa_mode && !strncmp(p, "Marked=", 7))  in write_packet()
190                                  ass->ssa_mode ? "Marked=" : "",  in write_packet()
196     insert_dialogue(ass, dialogue);  in write_packet()
197     purge_dialogues(s, ass->ignore_readorder);  in write_packet()
204     ASSContext *ass = s->priv_data;  in write_trailer()  local
208     if (ass->trailer) {  in write_trailer()
209         avio_write(s->pb, ass->trailer, ass->trailer_size);  in write_trailer()