matroska: refactor code common to matroskademux and matroskaparse

Move the following function to matroska-read-common.[ch] from
matroska-demux.c and matroska-parse.c:
    - gst_matroska_{demux,parse}_parse_metadata_id_tag

https://bugzilla.gnome.org/show_bug.cgi?id=650877
This commit is contained in:
Debarshi Ray 2011-06-05 09:54:42 +05:30 committed by Sebastian Dröge
parent febfcce0fd
commit 493e197588
4 changed files with 43 additions and 82 deletions

View file

@ -2387,45 +2387,6 @@ gst_matroska_demux_parse_info (GstMatroskaDemux * demux, GstEbmlRead * ebml)
return ret;
}
static GstFlowReturn
gst_matroska_demux_parse_metadata_id_tag (GstMatroskaDemux * demux,
GstEbmlRead * ebml, GstTagList ** p_taglist)
{
guint32 id;
GstFlowReturn ret;
DEBUG_ELEMENT_START (demux, ebml, "Tag");
if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
DEBUG_ELEMENT_STOP (demux, ebml, "Tag", ret);
return ret;
}
while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
/* read all sub-entries */
if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
break;
switch (id) {
case GST_MATROSKA_ID_SIMPLETAG:
ret =
gst_matroska_read_common_parse_metadata_id_simple_tag
(&demux->common, ebml, p_taglist);
break;
default:
ret = gst_matroska_read_common_parse_skip (&demux->common, ebml,
"Tag", id);
break;
}
}
DEBUG_ELEMENT_STOP (demux, ebml, "Tag", ret);
return ret;
}
static GstFlowReturn
gst_matroska_demux_parse_metadata (GstMatroskaDemux * demux, GstEbmlRead * ebml)
{
@ -2468,7 +2429,8 @@ gst_matroska_demux_parse_metadata (GstMatroskaDemux * demux, GstEbmlRead * ebml)
switch (id) {
case GST_MATROSKA_ID_TAG:
ret = gst_matroska_demux_parse_metadata_id_tag (demux, ebml, &taglist);
ret = gst_matroska_read_common_parse_metadata_id_tag (&demux->common,
ebml, &taglist);
break;
default:

View file

@ -1689,45 +1689,6 @@ gst_matroska_parse_parse_info (GstMatroskaParse * parse, GstEbmlRead * ebml)
return ret;
}
static GstFlowReturn
gst_matroska_parse_parse_metadata_id_tag (GstMatroskaParse * parse,
GstEbmlRead * ebml, GstTagList ** p_taglist)
{
guint32 id;
GstFlowReturn ret;
DEBUG_ELEMENT_START (parse, ebml, "Tag");
if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
DEBUG_ELEMENT_STOP (parse, ebml, "Tag", ret);
return ret;
}
while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
/* read all sub-entries */
if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
break;
switch (id) {
case GST_MATROSKA_ID_SIMPLETAG:
ret =
gst_matroska_read_common_parse_metadata_id_simple_tag
(&parse->common, ebml, p_taglist);
break;
default:
ret = gst_matroska_read_common_parse_skip (&parse->common, ebml,
"Tag", id);
break;
}
}
DEBUG_ELEMENT_STOP (parse, ebml, "Tag", ret);
return ret;
}
static GstFlowReturn
gst_matroska_parse_parse_metadata (GstMatroskaParse * parse, GstEbmlRead * ebml)
{
@ -1770,7 +1731,8 @@ gst_matroska_parse_parse_metadata (GstMatroskaParse * parse, GstEbmlRead * ebml)
switch (id) {
case GST_MATROSKA_ID_TAG:
ret = gst_matroska_parse_parse_metadata_id_tag (parse, ebml, &taglist);
ret = gst_matroska_read_common_parse_metadata_id_tag (&parse->common,
ebml, &taglist);
break;
default:

View file

@ -953,7 +953,7 @@ gst_matroska_read_common_parse_index (GstMatroskaReadCommon * common,
return ret;
}
GstFlowReturn
static GstFlowReturn
gst_matroska_read_common_parse_metadata_id_simple_tag (GstMatroskaReadCommon *
common, GstEbmlRead * ebml, GstTagList ** p_taglist)
{
@ -1076,6 +1076,43 @@ gst_matroska_read_common_parse_metadata_id_simple_tag (GstMatroskaReadCommon *
return ret;
}
GstFlowReturn
gst_matroska_read_common_parse_metadata_id_tag (GstMatroskaReadCommon * common,
GstEbmlRead * ebml, GstTagList ** p_taglist)
{
guint32 id;
GstFlowReturn ret;
DEBUG_ELEMENT_START (common, ebml, "Tag");
if ((ret = gst_ebml_read_master (ebml, &id)) != GST_FLOW_OK) {
DEBUG_ELEMENT_STOP (common, ebml, "Tag", ret);
return ret;
}
while (ret == GST_FLOW_OK && gst_ebml_read_has_remaining (ebml, 1, TRUE)) {
/* read all sub-entries */
if ((ret = gst_ebml_peek_id (ebml, &id)) != GST_FLOW_OK)
break;
switch (id) {
case GST_MATROSKA_ID_SIMPLETAG:
ret = gst_matroska_read_common_parse_metadata_id_simple_tag (common,
ebml, p_taglist);
break;
default:
ret = gst_matroska_read_common_parse_skip (common, ebml, "Tag", id);
break;
}
}
DEBUG_ELEMENT_STOP (common, ebml, "Tag", ret);
return ret;
}
static const guint8 *
gst_matroska_read_common_peek_adapter (GstMatroskaReadCommon * common, guint
peek)

View file

@ -93,7 +93,7 @@ GstFlowReturn gst_matroska_read_common_parse_index (GstMatroskaReadCommon *
common, GstEbmlRead * ebml);
GstFlowReturn gst_matroska_read_common_parse_header (GstMatroskaReadCommon *
common, GstEbmlRead * ebml);
GstFlowReturn gst_matroska_read_common_parse_metadata_id_simple_tag (
GstFlowReturn gst_matroska_read_common_parse_metadata_id_tag (
GstMatroskaReadCommon * common, GstEbmlRead * ebml, GstTagList **
p_taglist);
GstFlowReturn gst_matroska_read_common_parse_skip (GstMatroskaReadCommon *