ttmlparse: Store newline as text of br element

When parsing <br> elements, store an actual newline in the text field of
the created TtmlElement. They then don't need to be treated as a
separate case from anon-span elements when being processed.

https://bugzilla.gnome.org/show_bug.cgi?id=781725
This commit is contained in:
Chris Bass 2017-04-25 15:10:22 +01:00 committed by Sebastian Dröge
parent 81157e5168
commit ef65230b46

View file

@ -403,6 +403,9 @@ ttml_parse_element (const xmlNode * node)
element->text = g_strdup ((const gchar *) node->content);
}
if (element->type == TTML_ELEMENT_TYPE_BR)
element->text = g_strdup ("\n");
if ((value = ttml_get_xml_property (node, "space"))) {
if (g_strcmp0 (value, "preserve") == 0)
element->whitespace_mode = TTML_WHITESPACE_MODE_PRESERVE;
@ -880,10 +883,11 @@ ttml_inherit_styles (GNode * node, gpointer data)
parent = node->parent->data;
if (parent->style_set) {
tmp = element->style_set;
if (element->type == TTML_ELEMENT_TYPE_ANON_SPAN) {
/* Anon spans should merge all style attributes from their parent. */
if (element->type == TTML_ELEMENT_TYPE_ANON_SPAN ||
element->type == TTML_ELEMENT_TYPE_BR) {
element->style_set = ttml_style_set_merge (parent->style_set,
element->style_set);
element->styles = g_strdupv (parent->styles);
} else {
element->style_set = ttml_style_set_inherit (parent->style_set,
element->style_set);
@ -1241,13 +1245,14 @@ ttml_handle_element_whitespace (GNode * node, gpointer data)
guint textlen;
gchar *c;
if (!element->text
|| (element->whitespace_mode == TTML_WHITESPACE_MODE_PRESERVE)) {
if (!element->text || (element->type == TTML_ELEMENT_TYPE_BR) ||
(element->whitespace_mode == TTML_WHITESPACE_MODE_PRESERVE)) {
return FALSE;
}
textlen = strlen (element->text);
for (c = element->text; TRUE; c = g_utf8_next_char (c)) {
gchar buf[6] = { 0 };
gunichar u = g_utf8_get_char (c);
gint nbytes = g_unichar_to_utf8 (u, buf);
@ -1497,10 +1502,7 @@ ttml_add_element (GstSubtitleBlock * block, TtmlElement * element,
ttml_update_style_set (element_style, element->style_set,
cellres_x, cellres_y);
if (element->type != TTML_ELEMENT_TYPE_BR)
buffer_index = ttml_add_text_to_buffer (buf, element->text);
else
buffer_index = ttml_add_text_to_buffer (buf, "\n");
buffer_index = ttml_add_text_to_buffer (buf, element->text);
GST_CAT_DEBUG (ttmlparse_debug, "Inserted text at index %u in GstBuffer.",
buffer_index);