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rtmpsrc: Handle timestamps and the position query

Browse source 
This is not very accurate but better than nothing. The demuxer
after the source knows more accurate timestamps.
This commit is contained in:
Sebastian Dröge 2010-06-06 13:57:06 +02:00
parent 21f976066c
commit fdf1598173
2 changed files with 23 additions and 8 deletions
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28
ext/rtmp/gstrtmpsrc.c
View file

@ -153,7 +153,8 @@ gst_rtmp_src_class_init (GstRTMPSrcClass * klass)
static void
gst_rtmp_src_init (GstRTMPSrc * rtmpsrc, GstRTMPSrcClass * klass)
{
rtmpsrc->curoffset = 0;
rtmpsrc->cur_offset = 0;
rtmpsrc->last_timestamp = 0;
}
static void
@ -314,7 +315,7 @@ gst_rtmp_src_create (GstPushSrc * pushsrc, GstBuffer ** buffer)
size = GST_BASE_SRC_CAST (pushsrc)->blocksize;
GST_DEBUG ("reading from %" G_GUINT64_FORMAT
", size %u", src->curoffset, size);
", size %u", src->cur_offset, size);
buf = gst_buffer_try_new_and_alloc (size);
if (G_UNLIKELY (buf == NULL)) {
@ -324,7 +325,6 @@ gst_rtmp_src_create (GstPushSrc * pushsrc, GstBuffer ** buffer)
data = GST_BUFFER_DATA (buf);
/* FIXME add FLV header first time around? */
read = 0;
todo = size;
@ -345,8 +345,11 @@ gst_rtmp_src_create (GstPushSrc * pushsrc, GstBuffer ** buffer)
}
GST_LOG (" got size %" G_GUINT64_FORMAT, read);
}
GST_BUFFER_OFFSET (buf) = src->curoffset;
src->curoffset += size;
src->last_timestamp = src->rtmp->m_mediaStamp * GST_MSECOND;
GST_BUFFER_TIMESTAMP (buf) = src->last_timestamp;
GST_BUFFER_OFFSET (buf) = src->cur_offset;
src->cur_offset += size;
/* we're done, return the buffer */
*buffer = buf;
@ -379,6 +382,16 @@ gst_rtmp_src_query (GstBaseSrc * basesrc, GstQuery * query)
gst_query_set_uri (query, src->uri);
ret = TRUE;
break;
case GST_QUERY_POSITION:{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
if (format == GST_FORMAT_TIME) {
gst_query_set_duration (query, format, src->last_timestamp);
ret = TRUE;
}
break;
}
case GST_QUERY_DURATION:{
GstFormat format;
gdouble duration;
@ -435,7 +448,7 @@ gst_rtmp_src_start (GstBaseSrc * basesrc)
return FALSE;
}
src->curoffset = 0;
src->cur_offset = 0;
uri_copy = g_strdup (src->uri);
src->rtmp = RTMP_Alloc ();
@ -492,7 +505,8 @@ gst_rtmp_src_stop (GstBaseSrc * basesrc)
src->rtmp = NULL;
}
src->curoffset = 0;
src->cur_offset = 0;
src->last_timestamp = GST_CLOCK_TIME_NONE;
return TRUE;
}

3
ext/rtmp/gstrtmpsrc.h
View file

@ -64,7 +64,8 @@ struct _GstRTMPSrc
RTMP *rtmp;
gint64 curoffset;
gint64 cur_offset;
GstClockTime last_timestamp;
};
struct _GstRTMPSrcClass