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ext/ffmpeg/gstffmpegmux.c: Port tag-writing support in the muxers.

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Original commit message from CVS:
* ext/ffmpeg/gstffmpegmux.c: (gst_ffmpegmux_request_new_pad),
(gst_ffmpegmux_sink_event), (gst_ffmpegmux_collected):
Port tag-writing support in the muxers.
This commit is contained in:
Edward Hervey 2006-09-08 16:52:19 +00:00
parent 5312e1f777
commit 9e06696cca
2 changed files with 44 additions and 31 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2006-09-08 Edward Hervey <edward@fluendo.com>
* ext/ffmpeg/gstffmpegmux.c: (gst_ffmpegmux_request_new_pad),
(gst_ffmpegmux_sink_event), (gst_ffmpegmux_collected):
Port tag-writing support in the muxers.
2006-09-08 Edward Hervey <edward@fluendo.com>
Patch by: Michal Benes <michal dot benes at xeris dot cz>

65
ext/ffmpeg/gstffmpegmux.c
View file

@ -42,9 +42,6 @@ struct _GstFFMpegMuxPad
GstCollectData collect; /* we extend the CollectData */
gint padnum;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
struct _GstFFMpegMux
@ -63,7 +60,8 @@ struct _GstFFMpegMux
gint videopads, audiopads;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
/* event_function is the collectpads default eventfunction */
GstPadEventFunction event_function;
};
typedef struct _GstFFMpegMuxClassParams
@ -117,6 +115,8 @@ static GstPad *gst_ffmpegmux_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name);
static GstFlowReturn gst_ffmpegmux_collected (GstCollectPads * pads, gpointer user_data);
static gboolean gst_ffmpegmux_sink_event (GstPad * pad, GstEvent * event);
static GstStateChangeReturn gst_ffmpegmux_change_state (GstElement * element,
GstStateChange transition);
@ -263,6 +263,10 @@ gst_ffmpegmux_request_new_pad (GstElement * element,
gst_collect_pads_add_pad (ffmpegmux->collect, pad, sizeof (GstFFMpegMuxPad));
collect_pad->padnum = ffmpegmux->context->nb_streams;
/* small hack to put our own event pad function and chain up to collect pad */
ffmpegmux->event_function = GST_PAD_EVENTFUNC(pad);
gst_pad_set_event_function (pad, gst_ffmpegmux_sink_event);
gst_pad_set_setcaps_function (pad, gst_ffmpegmux_setcaps);
gst_element_add_pad (element, pad);
@ -313,21 +317,32 @@ gst_ffmpegmux_setcaps (GstPad * pad, GstCaps * caps)
}
/* This is old tags handling code. It is not yet ported to 0.10 because
collectpads do not support events easily. */
static gboolean
gst_ffmpegmux_sink_event (GstPad * pad, GstEvent * event)
{
GstFFMpegMux * ffmpegmux = (GstFFMpegMux*) gst_pad_get_parent(pad);
gboolean res = TRUE;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_TAG: {
GstTagList * taglist = NULL;
gst_event_parse_tag (event, &taglist);
ffmpegmux->tags = gst_tag_list_merge(ffmpegmux->tags, taglist,
GST_TAG_MERGE_PREPEND);
#if 0
case GST_EVENT_TAG:
if (ffmpegmux->tags) {
gst_tag_list_insert (ffmpegmux->tags,
gst_event_tag_get_list (event), GST_TAG_MERGE_PREPEND);
} else {
ffmpegmux->tags =
gst_tag_list_copy (gst_event_tag_get_list (event));
}
gst_event_unref (event);
break;
#endif
}
default:
break;
}
/* chaining up to collectpads default event function */
res = ffmpegmux->event_function (pad, event);
gst_object_unref (ffmpegmux);
return res;
}
static GstFlowReturn
gst_ffmpegmux_collected (GstCollectPads * pads, gpointer user_data)
@ -336,6 +351,7 @@ gst_ffmpegmux_collected (GstCollectPads * pads, gpointer user_data)
GSList *collected;
GstFFMpegMuxPad *best_pad;
GstClockTime best_time;
const GstTagList *iface_tags;
/* open "file" (gstreamer protocol to next element) */
if (!ffmpegmux->opened) {
@ -371,23 +387,15 @@ gst_ffmpegmux_collected (GstCollectPads * pads, gpointer user_data)
}
}
#if 0
/* TODO: tags not ported to gst 0.10 */
/* tags */
iface_tags = gst_tag_setter_get_list (GST_TAG_SETTER (ffmpegmux));
iface_tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (ffmpegmux));
if (ffmpegmux->tags || iface_tags) {
GstTagList *tags;
gint i;
gchar *s;
if (iface_tags && ffmpegmux->tags) {
gst_tag_list_merge (iface_tags, ffmpegmux->tags,
tags = gst_tag_list_merge (iface_tags, ffmpegmux->tags,
GST_TAG_MERGE_APPEND);
} else if (iface_tags) {
tags = gst_tag_list_copy (iface_tags);
} else {
tags = gst_tag_list_copy (ffmpegmux->tags);
}
/* get the interesting ones */
if (gst_tag_list_get_string (tags, GST_TAG_TITLE, &s)) {
@ -414,12 +422,11 @@ gst_ffmpegmux_collected (GstCollectPads * pads, gpointer user_data)
strncpy (ffmpegmux->context->genre, s,
sizeof (ffmpegmux->context->genre));
}
if (gst_tag_list_get_uint (tags, GST_TAG_TRACK_NUMBER, &i)) {
if (gst_tag_list_get_int (tags, GST_TAG_TRACK_NUMBER, &i)) {
ffmpegmux->context->track = i;
}
gst_tag_list_free (tags);
}
#endif
/* set the streamheader flag for gstffmpegprotocol if codec supports it */
if (!strcmp (ffmpegmux->context->oformat->name, "flv") ) {