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Fix seeking if the source clip duration is unknown

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This commit is contained in:
Sebastian Dröge 2009-02-02 07:44:12 +01:00
parent 0ac0645de6
commit 60f5c6f03f
1 changed files with 19 additions and 14 deletions
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33
gst/mxf/mxfdemux.c
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@ -639,11 +639,11 @@ 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;
}
}
@ -1288,8 +1288,8 @@ gst_mxf_demux_pad_set_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;
@ -1297,8 +1297,8 @@ gst_mxf_demux_pad_set_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;
}
@ -2786,13 +2786,17 @@ gst_mxf_demux_pad_set_position (GstMXFDemux * demux, GstMXFDemuxPad * p,
for (i = 0; i < p->material_track->parent.sequence->n_structural_components;
i++) {
clip =
MXF_METADATA_SOURCE_CLIP (p->material_track->parent.sequence->
structural_components[i]);
MXF_METADATA_SOURCE_CLIP (p->material_track->parent.
sequence->structural_components[i]);
if (clip->parent.duration <= 0)
break;
sum +=
gst_util_uint64_scale (clip->parent.duration,
p->material_track->edit_rate.d * GST_SECOND,
p->material_track->edit_rate.n);
if (sum > start)
break;
}
@ -2804,10 +2808,11 @@ gst_mxf_demux_pad_set_position (GstMXFDemux * demux, GstMXFDemuxPad * p,
return;
}
sum -=
gst_util_uint64_scale (clip->parent.duration,
p->material_track->edit_rate.d * GST_SECOND,
p->material_track->edit_rate.n);
if (clip->parent.duration > 0)
sum -=
gst_util_uint64_scale (clip->parent.duration,
p->material_track->edit_rate.d * GST_SECOND,
p->material_track->edit_rate.n);
p->last_stop = start;
p->last_stop_accumulated_error = 0.0;