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handle bytestream event

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Original commit message from CVS:
handle bytestream event
This commit is contained in:
Jeremy Simon 2003-01-20 21:02:58 +00:00
parent 9145d0135b
commit 6f92032333
2 changed files with 47 additions and 11 deletions
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56
gst/modplug/gstmodplug.cc
View file

@ -359,6 +359,8 @@ gst_modplug_init (GstModPlug *modplug)
modplug->_16bit = TRUE;
modplug->channel = 2;
modplug->frequency = 44100;
modplug->state = MODPLUG_STATE_NEED_TUNE;
}
@ -410,6 +412,7 @@ gst_modplug_get_query_types (GstPad *pad)
GST_QUERY_POSITION,
(GstQueryType)0
};
return gst_modplug_src_query_types;
}
@ -575,6 +578,29 @@ modplug_negotiate (GstModPlug *modplug)
return TRUE;
}
static void
gst_modplug_handle_event (GstModPlug *modplug)
{
guint32 remaining;
GstEvent *event;
gst_bytestream_get_status (modplug->bs, &remaining, &event);
if (!event) {
g_warning ("modplug: no bytestream event");
return;
}
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_DISCONTINUOUS:
gst_bytestream_flush_fast (modplug->bs, remaining);
default:
gst_pad_event_default (modplug->sinkpad, event);
break;
}
}
static void
gst_modplug_loop (GstElement *element)
{
@ -589,8 +615,7 @@ gst_modplug_loop (GstElement *element)
if (modplug->state == MODPLUG_STATE_NEED_TUNE)
{
/* GstBuffer *buf;*/
modplug->total_samples = 0;
modplug->seek_at = -1;
modplug->need_discont = FALSE;
modplug->eos = FALSE;
@ -624,10 +649,21 @@ gst_modplug_loop (GstElement *element)
}
*/
modplug->song_size = gst_bytestream_length (modplug->bs);
gst_bytestream_peek_bytes (modplug->bs, &modplug->buffer_in, modplug->song_size);
modplug->state = MODPLUG_STATE_LOAD_TUNE;
if (modplug->bs)
{
guint64 got;
modplug->song_size = gst_bytestream_length (modplug->bs);
got = gst_bytestream_peek_bytes (modplug->bs, &modplug->buffer_in, modplug->song_size);
if ( got < modplug->song_size )
{
gst_modplug_handle_event (modplug);
return;
}
modplug->state = MODPLUG_STATE_LOAD_TUNE;
}
}
if (modplug->state == MODPLUG_STATE_LOAD_TUNE)
@ -649,7 +685,7 @@ gst_modplug_loop (GstElement *element)
modplug->state = MODPLUG_STATE_PLAY_TUNE;
}
if (modplug->state == MODPLUG_STATE_PLAY_TUNE)
if (modplug->state == MODPLUG_STATE_PLAY_TUNE && !modplug->eos)
{
if (modplug->seek_at != -1)
{
@ -698,8 +734,9 @@ gst_modplug_loop (GstElement *element)
if (GST_PAD_IS_USABLE (modplug->srcpad))
{
event = gst_event_new (GST_EVENT_EOS);
gst_pad_push (modplug->srcpad, GST_BUFFER (event));
gst_element_set_eos (element);
gst_pad_push (modplug->srcpad, GST_BUFFER (event));
gst_element_set_eos (element);
modplug->eos = TRUE;
}
}
}
@ -733,6 +770,7 @@ gst_modplug_change_state (GstElement *element)
g_free (modplug->buffer_in);
modplug->audiobuffer = NULL;
modplug->buffer_in = NULL;
gst_caps_unref (modplug->streaminfo);
modplug->state = MODPLUG_STATE_NEED_TUNE;
break;
case GST_STATE_READY_TO_NULL:

2
gst/modplug/gstmodplug.h
View file

@ -75,9 +75,7 @@ struct _GstModPlug {
gboolean need_discont;
gboolean eos;
gint64 seek_at;
guint64 total_samples;
guint64 song_size;
guint64 bytes_read;
CSoundFile *mSoundFile;
};