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mxfdemux: Check if the length of the src/essence track arrays are 0, not the array itself

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This commit is contained in:
Sebastian Dröge 2009-02-09 17:44:43 +01:00
parent 32dc77f853
commit 1ae9334355
1 changed files with 32 additions and 58 deletions
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40
gst/mxf/mxfdemux.c
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@ -193,7 +193,6 @@ gst_mxf_demux_reset_linked_metadata (GstMXFDemux * demux)
pad->current_component = NULL;
}
if (demux->essence_tracks) {
for (i = 0; i < demux->essence_tracks->len; i++) {
GstMXFDemuxEssenceTrack *track =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack, i);
@ -201,7 +200,6 @@ gst_mxf_demux_reset_linked_metadata (GstMXFDemux * demux)
track->source_package = NULL;
track->source_track = NULL;
}
}
demux->current_package = NULL;
}
@ -290,7 +288,6 @@ gst_mxf_demux_combine_flows (GstMXFDemux * demux,
goto done;
/* only return NOT_LINKED if all other pads returned NOT_LINKED */
g_assert (demux->src->len != 0);
for (i = 0; i < demux->src->len; i++) {
GstMXFDemuxPad *opad = g_ptr_array_index (demux->src, i);
@ -347,9 +344,6 @@ gst_mxf_demux_push_src_event (GstMXFDemux * demux, GstEvent * event)
GST_DEBUG_OBJECT (demux, "Pushing '%s' event downstream",
GST_EVENT_TYPE_NAME (event));
if (demux->src->len == 0)
return ret;
for (i = 0; i < demux->src->len; i++) {
GstMXFDemuxPad *pad = GST_MXF_DEMUX_PAD (g_ptr_array_index (demux->src, i));
@ -717,7 +711,6 @@ gst_mxf_demux_update_essence_tracks (GstMXFDemux * demux)
continue;
}
if (demux->essence_tracks) {
for (k = 0; k < demux->essence_tracks->len; k++) {
GstMXFDemuxEssenceTrack *tmp =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack,
@ -737,7 +730,6 @@ gst_mxf_demux_update_essence_tracks (GstMXFDemux * demux)
break;
}
}
}
if (!etrack) {
GstMXFDemuxEssenceTrack tmp;
@ -748,9 +740,6 @@ gst_mxf_demux_update_essence_tracks (GstMXFDemux * demux)
tmp.track_id = track->parent.track_id;
memcpy (&tmp.source_package_uid, &package->parent.package_uid, 32);
if (!demux->essence_tracks)
demux->essence_tracks =
g_array_new (FALSE, FALSE, sizeof (GstMXFDemuxEssenceTrack));
g_array_append_val (demux->essence_tracks, tmp);
etrack =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack,
@ -845,7 +834,7 @@ gst_mxf_demux_update_essence_tracks (GstMXFDemux * demux)
}
}
if (!demux->essence_tracks || demux->essence_tracks->len == 0) {
if (demux->essence_tracks->len == 0) {
GST_ERROR_OBJECT (demux, "No valid essence tracks in this file");
return GST_FLOW_ERROR;
}
@ -916,7 +905,7 @@ gst_mxf_demux_update_tracks (GstMXFDemux * demux)
track = MXF_METADATA_TIMELINE_TRACK (current_package->tracks[i]);
if (demux->src->len > 0) {
if (!first_run) {
/* Find pad from track_id */
for (j = 0; j < demux->src->len; j++) {
GstMXFDemuxPad *tmp = g_ptr_array_index (demux->src, j);
@ -1523,7 +1512,7 @@ gst_mxf_demux_handle_generic_container_essence_element (GstMXFDemux * demux,
return GST_FLOW_ERROR;
}
if (!demux->essence_tracks || demux->essence_tracks->len == 0) {
if (demux->essence_tracks->len == 0) {
GST_ERROR_OBJECT (demux, "No essence streams found in the metadata");
return GST_FLOW_ERROR;
}
@ -2238,8 +2227,7 @@ gst_mxf_demux_handle_klv_packet (GstMXFDemux * demux, const MXFUL * key,
*/
if (ret == GST_FLOW_OK && demux->current_partition
&& demux->current_partition->partition.body_sid != 0
&& demux->current_partition->partition.body_offset == 0
&& demux->essence_tracks) {
&& demux->current_partition->partition.body_offset == 0) {
guint i;
for (i = 0; i < demux->essence_tracks->len; i++) {
@ -2501,7 +2489,7 @@ gst_mxf_demux_pull_and_handle_klv_packet (GstMXFDemux * demux)
gst_mxf_demux_pull_klv_packet (demux, demux->offset, &key, &buffer,
&read);
if (ret == GST_FLOW_UNEXPECTED && demux->src) {
if (ret == GST_FLOW_UNEXPECTED && demux->src->len > 0) {
guint i;
GstMXFDemuxPad *p = NULL;
@ -2543,12 +2531,6 @@ gst_mxf_demux_pull_and_handle_klv_packet (GstMXFDemux * demux)
demux->offset = offset + demux->run_in;
gst_mxf_demux_set_partition_for_offset (demux, demux->offset);
for (i = 0; i < demux->essence_tracks->len; i++) {
GstMXFDemuxEssenceTrack *etrack =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack,
i);
etrack->position = -1;
}
p->current_essence_track->position = position;
ret = GST_FLOW_OK;
@ -2562,12 +2544,12 @@ gst_mxf_demux_pull_and_handle_klv_packet (GstMXFDemux * demux)
ret = gst_mxf_demux_handle_klv_packet (demux, &key, buffer, FALSE);
demux->offset += read;
if (ret == GST_FLOW_OK && demux->src && demux->essence_tracks) {
if (ret == GST_FLOW_OK && demux->src->len > 0
&& demux->essence_tracks->len > 0) {
GstMXFDemuxPad *earliest = NULL;
/* We allow time drifts of at most 500ms */
while ((earliest = gst_mxf_demux_get_earliest_pad (demux)) &&
demux->segment.last_stop - earliest->last_stop > demux->max_drift) {
guint i;
guint64 offset;
gint64 position;
@ -2596,12 +2578,6 @@ gst_mxf_demux_pull_and_handle_klv_packet (GstMXFDemux * demux)
demux->offset = offset + demux->run_in;
gst_mxf_demux_set_partition_for_offset (demux, demux->offset);
for (i = 0; i < demux->essence_tracks->len; i++) {
GstMXFDemuxEssenceTrack *etrack =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack, i);
etrack->position = -1;
}
earliest->current_essence_track->position = position;
break;
}
@ -3566,14 +3542,12 @@ gst_mxf_demux_sink_event (GstPad * pad, GstEvent * event)
case GST_EVENT_NEWSEGMENT:{
guint i;
if (demux->essence_tracks) {
for (i = 0; i < demux->essence_tracks->len; i++) {
GstMXFDemuxEssenceTrack *t =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack,
i);
t->position = -1;
}
}
demux->current_partition = NULL;
gst_event_unref (event);
ret = TRUE;