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Now sending iptc tag in whole chunk. Ready to also send exif and xmp in the same way (look at bug #486659).

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Original commit message from CVS:
Now sending iptc tag in whole chunk. Ready to also send exif and xmp in the same way (look at bug #486659).
This commit is contained in:
Edgard Lima 2007-10-31 16:21:02 +00:00
parent 7412141912
commit 5888898c57
9 changed files with 156 additions and 24 deletions
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28
ChangeLog
View file

@ -1,3 +1,31 @@
2007-10-31 Edgard Lima <edgard.lima@indt.org.br>
* ext/metadata/gstmetadataparse.c:
(gst_metadata_parse_dispose_members),
(gst_metadata_parse_init_members), (gst_metadata_parse_send_tags),
(gst_metadata_parse_chain), (gst_metadata_parse_get_range),
(gst_metadata_parse_change_state),
(gst_metadata_parse_plugin_init):
* ext/metadata/gstmetadataparse.h:
* ext/metadata/metadataparseexif.c:
(metadataparse_exif_tags_register),
(metadataparse_exif_tag_list_add),
(exif_data_foreach_content_func),
(exif_content_foreach_entry_func):
* ext/metadata/metadataparseexif.h:
* ext/metadata/metadataparseiptc.c:
(metadataparse_iptc_tags_register),
(metadataparse_tag_list_add_chunk),
(metadataparse_iptc_tag_list_add),
(iptc_data_foreach_dataset_func):
* ext/metadata/metadataparseiptc.h:
* ext/metadata/metadataparsexmp.c:
(metadataparse_xmp_tags_register),
(metadataparse_xmp_tag_list_add):
* ext/metadata/metadataparsexmp.h:
Now sending iptc tag in whole chunk. Ready to also send exif and xmp
in the same way (look at bug #486659).
2007-10-31 Thijs Vermeir,,, <thijsvermeir@gmail.com>
* gst/librfb/rfbdecoder.c:

60
ext/metadata/gstmetadataparse.c
View file

@ -154,6 +154,8 @@ static int
gst_metadata_parse_parse (GstMetadataParse * filter, const guint8 * buf,
guint32 size);
static void gst_metadata_parse_send_tags (GstMetadataParse * filter);
static void
gst_metadata_parse_base_init (gpointer gclass)
{
@ -472,6 +474,10 @@ gst_metadata_parse_dispose_members (GstMetadataParse * filter)
gst_object_unref (filter->adapter);
filter->adapter = NULL;
}
if (filter->taglist) {
gst_tag_list_free (filter->taglist);
filter->taglist = NULL;
}
}
static void
@ -481,6 +487,7 @@ gst_metadata_parse_init_members (GstMetadataParse * filter)
filter->exif = TRUE;
filter->iptc = TRUE;
filter->xmp = TRUE;
filter->taglist = NULL;
filter->adapter = NULL;
filter->next_offset = 0;
filter->next_size = 0;
@ -632,6 +639,40 @@ gst_metadata_parse_get_type_name (int img_type)
return type_name;
}
static void
gst_metadata_parse_send_tags (GstMetadataParse * filter)
{
GstMessage *msg;
GstTagList *taglist;
GstEvent *event;
if (PARSE_DATA_OPTION (filter->parse_data) & PARSE_OPT_EXIF)
metadataparse_exif_tag_list_add (filter->taglist, GST_TAG_MERGE_KEEP,
filter->parse_data.adpt_exif);
if (PARSE_DATA_OPTION (filter->parse_data) & PARSE_OPT_IPTC)
metadataparse_iptc_tag_list_add (filter->taglist, GST_TAG_MERGE_KEEP,
filter->parse_data.adpt_iptc);
if (PARSE_DATA_OPTION (filter->parse_data) & PARSE_OPT_XMP)
metadataparse_xmp_tag_list_add (filter->taglist, GST_TAG_MERGE_KEEP,
filter->parse_data.adpt_xmp);
if (!gst_tag_list_is_empty (filter->taglist)) {
taglist = gst_tag_list_copy (filter->taglist);
msg = gst_message_new_tag (GST_OBJECT (filter), taglist);
gst_element_post_message (GST_ELEMENT (filter), msg);
taglist = gst_tag_list_copy (filter->taglist);
event = gst_event_new_tag (taglist);
gst_pad_push_event (filter->srcpad, event);
}
filter->need_send_tag = FALSE;
}
/*
* return:
* -1 -> error
@ -740,11 +781,7 @@ gst_metadata_parse_chain (GstPad * pad, GstBuffer * buf)
}
if (filter->need_send_tag) {
metadataparse_exif_dump (filter->parse_data.adpt_exif);
metadataparse_iptc_dump (filter->parse_data.adpt_iptc);
metadataparse_xmp_dump (filter->parse_data.adpt_xmp);
filter->need_send_tag = FALSE;
gst_metadata_parse_send_tags (filter);
}
gst_buffer_set_caps (buf, GST_PAD_CAPS (filter->srcpad));
@ -859,11 +896,7 @@ gst_metadata_parse_get_range (GstPad * pad,
filter = GST_METADATA_PARSE (gst_pad_get_parent (pad));
if (filter->need_send_tag) {
metadataparse_exif_dump (filter->parse_data.adpt_exif);
metadataparse_iptc_dump (filter->parse_data.adpt_iptc);
metadataparse_xmp_dump (filter->parse_data.adpt_xmp);
filter->need_send_tag = FALSE;
gst_metadata_parse_send_tags (filter);
}
ret = gst_pad_pull_range (filter->sinkpad, offset, size, buf);
@ -885,6 +918,7 @@ gst_metadata_parse_change_state (GstElement * element,
case GST_STATE_CHANGE_NULL_TO_READY:
gst_metadata_parse_init_members (filter);
filter->adapter = gst_adapter_new ();
filter->taglist = gst_tag_list_new ();
break;
default:
break;
@ -924,6 +958,12 @@ gst_metadata_parse_plugin_init (GstPlugin * plugin)
GST_DEBUG_CATEGORY_INIT (gst_metadata_parse_xmp_debug, "metadataparse_xmp", 0,
"Metadata xmp demuxer");
/* FIXME: register tag should be done by plugin 'cause muxer element also uses it */
metadataparse_exif_tags_register ();
metadataparse_iptc_tags_register ();
metadataparse_xmp_tags_register ();
return gst_element_register (plugin, "metadataparse",
GST_RANK_PRIMARY + 1, GST_TYPE_METADATA_PARSE);

1
ext/metadata/gstmetadataparse.h
View file

@ -83,6 +83,7 @@ struct _GstMetadataParse
gboolean need_send_tag;
GstTagList *taglist;
ParseData parse_data;
GstAdapter * adapter;
guint32 next_offset;

21
ext/metadata/metadataparseexif.c
View file

@ -46,10 +46,16 @@
GST_DEBUG_CATEGORY (gst_metadata_parse_exif_debug);
#define GST_CAT_DEFAULT gst_metadata_parse_exif_debug
void
metadataparse_exif_tags_register (void)
{
}
#ifndef HAVE_EXIF
void
metadataparse_exif_dump (GstAdapter * adapter)
metadataparse_exif_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
GST_LOG ("EXIF not defined, here I should send just one tag as whole chunk");
@ -66,7 +72,8 @@ exif_data_foreach_content_func (ExifContent * content, void *callback_data);
static void exif_content_foreach_entry_func (ExifEntry * entry, void *);
void
metadataparse_exif_dump (GstAdapter * adapter)
metadataparse_exif_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
const guint8 *buf;
guint32 size;
@ -84,7 +91,7 @@ metadataparse_exif_dump (GstAdapter * adapter)
}
exif_data_foreach_content (exif, exif_data_foreach_content_func,
(void *) NULL /* app data */ );
(void *) taglist);
done:
@ -96,20 +103,22 @@ done:
}
static void
exif_data_foreach_content_func (ExifContent * content, void *callback_data)
exif_data_foreach_content_func (ExifContent * content, void *user_data)
{
ExifIfd ifd = exif_content_get_ifd (content);
GstTagList *taglist = (GstTagList *) user_data;
GST_LOG ("\n Content %p: %s (ifd=%d)", content, exif_ifd_get_name (ifd),
ifd);
exif_content_foreach_entry (content, exif_content_foreach_entry_func,
callback_data);
user_data);
}
static void
exif_content_foreach_entry_func (ExifEntry * entry, void *unused)
exif_content_foreach_entry_func (ExifEntry * entry, void *user_data)
{
char buf[2048];
GstTagList *taglist = (GstTagList *) user_data;
GST_LOG ("\n Entry %p: %s (%s)\n"
" Size, Comps: %d, %d\n"

5
ext/metadata/metadataparseexif.h
View file

@ -50,7 +50,10 @@
G_BEGIN_DECLS
extern void
metadataparse_exif_dump(GstAdapter *adapter);
metadataparse_exif_tag_list_add (GstTagList *taglist, GstTagMergeMode mode, GstAdapter * adapter);
extern void
metadataparse_exif_tags_register (void);
G_END_DECLS

44
ext/metadata/metadataparseiptc.c
View file

@ -46,14 +46,46 @@
GST_DEBUG_CATEGORY (gst_metadata_parse_iptc_debug);
#define GST_CAT_DEFAULT gst_metadata_parse_iptc_debug
#define GST_TAG_IPTC "iptc"
void
metadataparse_iptc_tags_register (void)
{
gst_tag_register (GST_TAG_IPTC, GST_TAG_FLAG_META,
GST_TYPE_BUFFER, GST_TAG_IPTC, "iptc metadata chunk", NULL);
}
void
metadataparse_tag_list_add_chunk (GstTagList * taglist, GstTagMergeMode mode,
const gchar * name, GstAdapter * adapter)
{
GstBuffer *buf;
guint size;
if (adapter && (size = gst_adapter_available (adapter))) {
buf = gst_buffer_new_and_alloc (size);
gst_adapter_copy (adapter, GST_BUFFER_DATA (buf), 0, size);
gst_tag_list_add (taglist, mode, name, buf, NULL);
gst_buffer_unref (buf);
}
}
#ifndef HAVE_IPTC
void
metadataparse_iptc_dump (GstAdapter * adapter)
metadataparse_iptc_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
GST_LOG ("IPTC not defined, here I should send just one tag as whole chunk");
metadataparse_tag_list_add_chunk (taglist, mode, GST_TAG_IPTC, adapter);
}
#else /* ifndef HAVE_IPTC */
@ -64,7 +96,8 @@ static void
iptc_data_foreach_dataset_func (IptcDataSet * dataset, void *user_data);
void
metadataparse_iptc_dump (GstAdapter * adapter)
metadataparse_iptc_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
const guint8 *buf;
guint32 size;
@ -74,6 +107,9 @@ metadataparse_iptc_dump (GstAdapter * adapter)
goto done;
}
/* add chunk tag */
metadataparse_tag_list_add_chunk (taglist, mode, GST_TAG_IPTC, adapter);
buf = gst_adapter_peek (adapter, size);
iptc = iptc_data_new_from_data (buf, size);
@ -81,7 +117,8 @@ metadataparse_iptc_dump (GstAdapter * adapter)
goto done;
}
iptc_data_foreach_dataset (iptc, iptc_data_foreach_dataset_func, NULL);
iptc_data_foreach_dataset (iptc, iptc_data_foreach_dataset_func,
(void *) taglist);
done:
@ -97,6 +134,7 @@ iptc_data_foreach_dataset_func (IptcDataSet * dataset, void *user_data)
{
char *buf[256];
GstTagList *taglist = (GstTagList *) user_data;
GST_LOG ("name -> %s", iptc_tag_get_name (dataset->record, dataset->tag));
GST_LOG ("title -> %s", iptc_tag_get_title (dataset->record, dataset->tag));

5
ext/metadata/metadataparseiptc.h
View file

@ -50,7 +50,10 @@
G_BEGIN_DECLS
extern void
metadataparse_iptc_dump(GstAdapter *adapter);
metadataparse_iptc_tag_list_add (GstTagList *taglist, GstTagMergeMode mode, GstAdapter * adapter);
extern void
metadataparse_iptc_tags_register (void);
G_END_DECLS

11
ext/metadata/metadataparsexmp.c
View file

@ -46,10 +46,16 @@
GST_DEBUG_CATEGORY (gst_metadata_parse_xmp_debug);
#define GST_CAT_DEFAULT gst_metadata_parse_xmp_debug
void
metadataparse_xmp_tags_register (void)
{
}
#ifndef HAVE_XMP
void
metadataparse_xmp_dump (GstAdapter * adapter)
metadataparse_xmp_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
GST_LOG ("XMP not defined, here I should send just one tag as whole chunk");
@ -59,7 +65,8 @@ metadataparse_xmp_dump (GstAdapter * adapter)
#else /* ifndef HAVE_XMP */
void
metadataparse_xmp_dump (GstAdapter * adapter)
metadataparse_xmp_tag_list_add (GstTagList * taglist, GstTagMergeMode mode,
GstAdapter * adapter)
{
GST_LOG ("XMP still not implemented");

5
ext/metadata/metadataparsexmp.h
View file

@ -50,7 +50,10 @@
G_BEGIN_DECLS
extern void
metadataparse_xmp_dump(GstAdapter *adapter);
metadataparse_xmp_tag_list_add (GstTagList *taglist, GstTagMergeMode mode, GstAdapter * adapter);
extern void
metadataparse_xmp_tags_register (void);
G_END_DECLS