FaSTTUBe/GST-Tensordecoder-ov_ep
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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++) { for (i = 0; i < demux->preface->content_storage->n_packages; i++) {
if (demux->preface->content_storage->packages[i] && if (demux->preface->content_storage->packages[i] &&
MXF_IS_METADATA_MATERIAL_PACKAGE (demux->preface->content_storage-> MXF_IS_METADATA_MATERIAL_PACKAGE (demux->preface->
packages[i])) { content_storage->packages[i])) {
ret = ret =
MXF_METADATA_GENERIC_PACKAGE (demux->preface->content_storage-> MXF_METADATA_GENERIC_PACKAGE (demux->preface->
packages[i]); content_storage->packages[i]);
break; break;
} }
} }
@ -1288,8 +1288,8 @@ gst_mxf_demux_pad_set_component (GstMXFDemux * demux, GstMXFDemuxPad * pad,
pad->current_component_index); pad->current_component_index);
pad->current_component = pad->current_component =
MXF_METADATA_SOURCE_CLIP (sequence->structural_components[pad-> MXF_METADATA_SOURCE_CLIP (sequence->
current_component_index]); structural_components[pad->current_component_index]);
if (pad->current_component == NULL) { if (pad->current_component == NULL) {
GST_ERROR_OBJECT (demux, "No such structural component"); GST_ERROR_OBJECT (demux, "No such structural component");
return GST_FLOW_ERROR; return GST_FLOW_ERROR;
@ -1297,8 +1297,8 @@ gst_mxf_demux_pad_set_component (GstMXFDemux * demux, GstMXFDemuxPad * pad,
if (!pad->current_component->source_package if (!pad->current_component->source_package
|| !pad->current_component->source_package->top_level || !pad->current_component->source_package->top_level
|| !MXF_METADATA_GENERIC_PACKAGE (pad->current_component-> || !MXF_METADATA_GENERIC_PACKAGE (pad->
source_package)->tracks) { current_component->source_package)->tracks) {
GST_ERROR_OBJECT (demux, "Invalid component"); GST_ERROR_OBJECT (demux, "Invalid component");
return GST_FLOW_ERROR; 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; for (i = 0; i < p->material_track->parent.sequence->n_structural_components;
i++) { i++) {
clip = clip =
MXF_METADATA_SOURCE_CLIP (p->material_track->parent.sequence-> MXF_METADATA_SOURCE_CLIP (p->material_track->parent.
structural_components[i]); sequence->structural_components[i]);
if (clip->parent.duration <= 0)
break;
sum += sum +=
gst_util_uint64_scale (clip->parent.duration, gst_util_uint64_scale (clip->parent.duration,
p->material_track->edit_rate.d * GST_SECOND, p->material_track->edit_rate.d * GST_SECOND,
p->material_track->edit_rate.n); p->material_track->edit_rate.n);
if (sum > start) if (sum > start)
break; break;
} }
@ -2804,10 +2808,11 @@ gst_mxf_demux_pad_set_position (GstMXFDemux * demux, GstMXFDemuxPad * p,
return; return;
} }
sum -= if (clip->parent.duration > 0)
gst_util_uint64_scale (clip->parent.duration, sum -=
p->material_track->edit_rate.d * GST_SECOND, gst_util_uint64_scale (clip->parent.duration,
p->material_track->edit_rate.n); p->material_track->edit_rate.d * GST_SECOND,
p->material_track->edit_rate.n);
p->last_stop = start; p->last_stop = start;
p->last_stop_accumulated_error = 0.0; p->last_stop_accumulated_error = 0.0;