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Set essence track positions to 0 if we're at the start partition

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This commit is contained in:
Sebastian Dröge 2009-01-27 14:38:30 +01:00
parent 91b35975b5
commit 556e3c46e4
1 changed files with 28 additions and 9 deletions
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37
gst/mxf/mxfdemux.c
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@ -610,11 +610,11 @@ gst_mxf_demux_choose_package (GstMXFDemux * demux)
for (i = 0; i < demux->preface->content_storage->n_packages; i++) {
if (demux->preface->content_storage->packages[i] &&
MXF_IS_METADATA_MATERIAL_PACKAGE (demux->preface->content_storage->
packages[i])) {
MXF_IS_METADATA_MATERIAL_PACKAGE (demux->preface->
content_storage->packages[i])) {
ret =
MXF_METADATA_GENERIC_PACKAGE (demux->preface->content_storage->
packages[i]);
MXF_METADATA_GENERIC_PACKAGE (demux->preface->
content_storage->packages[i]);
break;
}
}
@ -1258,8 +1258,8 @@ gst_mxf_demux_pad_next_component (GstMXFDemux * demux, GstMXFDemuxPad * pad)
pad->current_component_index);
pad->current_component =
MXF_METADATA_SOURCE_CLIP (sequence->structural_components[pad->
current_component_index]);
MXF_METADATA_SOURCE_CLIP (sequence->
structural_components[pad->current_component_index]);
if (pad->current_component == NULL) {
GST_ERROR_OBJECT (demux, "No such structural component");
return GST_FLOW_ERROR;
@ -1267,8 +1267,8 @@ gst_mxf_demux_pad_next_component (GstMXFDemux * demux, GstMXFDemuxPad * pad)
if (!pad->current_component->source_package
|| !pad->current_component->source_package->top_level
|| !MXF_METADATA_GENERIC_PACKAGE (pad->current_component->
source_package)->tracks) {
|| !MXF_METADATA_GENERIC_PACKAGE (pad->
current_component->source_package)->tracks) {
GST_ERROR_OBJECT (demux, "Invalid component");
return GST_FLOW_ERROR;
}
@ -1368,7 +1368,6 @@ gst_mxf_demux_handle_generic_container_essence_element (GstMXFDemux * demux,
demux->offset - demux->current_partition->partition.this_partition -
demux->run_in;
if (!demux->current_package) {
GST_ERROR_OBJECT (demux, "No package selected yet");
return GST_FLOW_ERROR;
@ -2043,6 +2042,26 @@ gst_mxf_demux_handle_klv_packet (GstMXFDemux * demux, const MXFUL * key,
mxf_ul_to_string (key, key_str));
} else if (mxf_is_partition_pack (key)) {
ret = gst_mxf_demux_handle_partition_pack (demux, key, buffer);
/* If this partition contains the start of an essence container
* set the positions of all essence streams to 0
*/
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) {
guint i;
for (i = 0; i < demux->essence_tracks->len; i++) {
GstMXFDemuxEssenceTrack *etrack =
&g_array_index (demux->essence_tracks, GstMXFDemuxEssenceTrack, i);
if (etrack->body_sid != demux->current_partition->partition.body_sid)
continue;
etrack->position = 0;
}
}
} else if (mxf_is_primer_pack (key)) {
ret = gst_mxf_demux_handle_primer_pack (demux, key, buffer);
} else if (mxf_is_metadata (key)) {