mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-27 12:11:13 +00:00
Code Issues 1 Projects Releases Wiki Activity

mpdparser: Calculate the number of segments we have when a segment template instead of a list is used

Browse source 
Otherwise we would just continue downloading new files forever until we get
404 for the first one, and then error out instead of going EOS.
This commit is contained in:
Sebastian Dröge 2015-06-05 14:10:43 +02:00
parent abed8af00c
commit 15de547760
1 changed files with 43 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

59
ext/dash/gstmpdparser.c
View file

@ -157,7 +157,8 @@ static GstSegmentListNode *gst_mpdparser_get_segment_list (GstPeriodNode *
GstRepresentationNode * Representation);
/* Segments */
static guint gst_mpd_client_get_segments_counts (GstActiveStream * stream);
static guint gst_mpd_client_get_segments_counts (GstMpdClient * client,
GstActiveStream * stream);
/* Memory management */
static GstSegmentTimelineNode *gst_mpdparser_segment_timeline_node_new (void);
@ -3578,12 +3579,20 @@ gst_mpd_client_stream_seek (GstMpdClient * client, GstActiveStream * stream,
} else {
GstClockTime duration =
gst_mpd_client_get_segment_duration (client, stream, NULL);
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
g_return_val_if_fail (stream->cur_seg_template->
MultSegBaseType->SegmentTimeline == NULL, FALSE);
if (!GST_CLOCK_TIME_IS_VALID (duration)) {
return FALSE;
}
index = ts / duration;
if (segments_count > 0 && index >= segments_count) {
stream->segment_index = segments_count;
stream->segment_repeat_index = 0;
GST_DEBUG ("Seek to after last segment");
return FALSE;
}
}
stream->segment_repeat_index = repeat_index;
@ -3656,7 +3665,7 @@ gst_mpd_client_get_last_fragment_timestamp_end (GstMpdClient * client,
stream = g_list_nth_data (client->active_streams, stream_idx);
g_return_val_if_fail (stream != NULL, 0);
segment_idx = gst_mpd_client_get_segments_counts (stream) - 1;
segment_idx = gst_mpd_client_get_segments_counts (client, stream) - 1;
currentChunk = g_ptr_array_index (stream->segments, segment_idx);
*ts =
@ -3690,9 +3699,12 @@ gst_mpd_client_get_next_fragment_timestamp (GstMpdClient * client,
} else {
GstClockTime duration =
gst_mpd_client_get_segment_duration (client, stream, NULL);
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
g_return_val_if_fail (stream->cur_seg_template->
MultSegBaseType->SegmentTimeline == NULL, FALSE);
if (!GST_CLOCK_TIME_IS_VALID (duration)) {
if (!GST_CLOCK_TIME_IS_VALID (duration) || (segments_count > 0
&& stream->segment_index >= segments_count)) {
return FALSE;
}
*ts = stream->segment_index * duration;
@ -3740,9 +3752,12 @@ gst_mpd_client_get_next_fragment (GstMpdClient * client,
} else {
GstClockTime duration = gst_mpd_client_get_segment_duration (client,
stream, NULL);
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
g_return_val_if_fail (stream->cur_seg_template->
MultSegBaseType->SegmentTimeline == NULL, FALSE);
if (!GST_CLOCK_TIME_IS_VALID (duration)) {
if (!GST_CLOCK_TIME_IS_VALID (duration) || (segments_count > 0
&& stream->segment_index >= segments_count)) {
return FALSE;
}
fragment->duration = duration;
@ -3875,9 +3890,9 @@ gst_mpd_client_has_next_segment (GstMpdClient * client,
GstActiveStream * stream, gboolean forward)
{
if (forward) {
if (stream->segments == NULL)
return TRUE;
if (stream->segment_index >= stream->segments->len)
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
if (segments_count > 0 && stream->segment_index >= segments_count)
return FALSE;
} else {
if (stream->segment_index < 0)
@ -3893,13 +3908,18 @@ gst_mpd_client_advance_segment (GstMpdClient * client, GstActiveStream * stream,
{
GstMediaSegment *segment;
GstFlowReturn ret = GST_FLOW_OK;
guint segments_count = gst_mpd_client_get_segments_counts (stream);
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
GST_DEBUG ("Advancing segment. Current: %d / %d r:%d", stream->segment_index,
segments_count, stream->segment_repeat_index);
/* handle special cases first */
if (forward) {
if (segments_count > 0 && stream->segment_index >= segments_count) {
ret = GST_FLOW_EOS;
goto done;
}
if (stream->segments == NULL) {
if (stream->segment_index < 0)
stream->segment_index = 0;
@ -3908,11 +3928,6 @@ gst_mpd_client_advance_segment (GstMpdClient * client, GstActiveStream * stream,
goto done;
}
if (stream->segment_index >= segments_count) {
ret = GST_FLOW_EOS;
goto done;
}
/* special case for when playback direction is reverted right at *
* the end of the segment list */
if (stream->segment_index < 0) {
@ -3965,7 +3980,7 @@ gst_mpd_client_advance_segment (GstMpdClient * client, GstActiveStream * stream,
done:
GST_DEBUG ("Advanced to segment: %d / %d r:%d (ret: %s)",
stream->segment_index, (stream->segments ? stream->segments->len : -1),
stream->segment_index, segments_count,
stream->segment_repeat_index, gst_flow_get_name (ret));
return ret;
}
@ -4084,10 +4099,13 @@ gst_mpd_client_get_next_fragment_duration (GstMpdClient * client,
} else {
GstClockTime duration =
gst_mpd_client_get_segment_duration (client, stream, NULL);
guint segments_count = gst_mpd_client_get_segments_counts (client, stream);
g_return_val_if_fail (stream->cur_seg_template->MultSegBaseType->
SegmentTimeline == NULL, 0);
if (GST_CLOCK_TIME_IS_VALID (duration))
if (GST_CLOCK_TIME_IS_VALID (duration) || (segments_count > 0
&& seg_idx >= segments_count))
return duration;
return 0;
}
@ -4224,14 +4242,23 @@ gst_mpd_client_seek_to_first_segment (GstMpdClient * client)
}
static guint
gst_mpd_client_get_segments_counts (GstActiveStream * stream)
gst_mpd_client_get_segments_counts (GstMpdClient * client,
GstActiveStream * stream)
{
GstStreamPeriod *stream_period;
g_return_val_if_fail (stream != NULL, 0);
if (stream->segments)
return stream->segments->len;
g_return_val_if_fail (stream->cur_seg_template->MultSegBaseType->
SegmentTimeline == NULL, 0);
stream_period = gst_mpdparser_get_stream_period (client);
if (stream_period->duration != -1)
return gst_util_uint64_scale_ceil (stream_period->duration, 1,
gst_mpd_client_get_segment_duration (client, stream, NULL));
return 0;
}