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Diffstat (limited to 'gst/mxf/mxfparse.c')
-rw-r--r--gst/mxf/mxfparse.c190
1 files changed, 171 insertions, 19 deletions
diff --git a/gst/mxf/mxfparse.c b/gst/mxf/mxfparse.c
index 334c7197..9ee44e6a 100644
--- a/gst/mxf/mxfparse.c
+++ b/gst/mxf/mxfparse.c
@@ -1694,7 +1694,7 @@ void mxf_metadata_generic_package_reset
gboolean
mxf_metadata_track_parse (const MXFUL * key,
MXFMetadataTrack * track, const MXFPrimerPack * primer,
- const guint8 * data, guint size)
+ guint16 type, const guint8 * data, guint size)
{
guint16 tag, tag_size;
const guint8 *tag_data;
@@ -1704,7 +1704,15 @@ mxf_metadata_track_parse (const MXFUL * key,
memset (track, 0, sizeof (MXFMetadataTrack));
- GST_DEBUG ("Parsing track:");
+ if (type == MXF_METADATA_TRACK)
+ track->variant = MXF_METADATA_TRACK_VARIANT_TIMELINE;
+ else if (type == MXF_METADATA_EVENT_TRACK)
+ track->variant = MXF_METADATA_TRACK_VARIANT_EVENT;
+ else
+ track->variant = MXF_METADATA_TRACK_VARIANT_STATIC;
+
+
+ GST_DEBUG ("Parsing track of type 0x%04x:", type);
while (mxf_local_tag_parse (data, size, &tag, &tag_size, &tag_data)) {
if (tag_size == 0 || tag == 0x0000)
@@ -1742,12 +1750,14 @@ mxf_metadata_track_parse (const MXFUL * key,
GST_DEBUG (" track name = %s", GST_STR_NULL (track->track_name));
break;
case 0x4b01:
+ case 0x4901:
if (!mxf_fraction_parse (&track->edit_rate, tag_data, tag_size))
goto error;
GST_DEBUG (" edit rate = %d/%d", track->edit_rate.n,
track->edit_rate.d);
break;
case 0x4b02:
+ case 0x4902:
if (tag_size != 8)
goto error;
track->origin = GST_READ_UINT64_BE (tag_data);
@@ -1960,10 +1970,14 @@ mxf_metadata_structural_component_parse (const MXFUL * key,
GST_DEBUG ("Parsing structural component:");
component->type = type;
- GST_DEBUG (" type = %s",
- (component->type ==
- MXF_METADATA_TIMECODE_COMPONENT) ? "timecode component" :
- "source clip");
+ if (type == MXF_METADATA_TIMECODE_COMPONENT)
+ GST_DEBUG (" type = timecode component");
+ else if (type == MXF_METADATA_SOURCE_CLIP)
+ GST_DEBUG (" type = source clip");
+ else if (type == MXF_METADATA_DM_SEGMENT)
+ GST_DEBUG (" type = DM segment");
+ else
+ GST_DEBUG (" type = DM source clip");
while (mxf_local_tag_parse (data, size, &tag, &tag_size, &tag_data)) {
if (tag_size == 0 || tag == 0x0000)
@@ -2030,33 +2044,164 @@ mxf_metadata_structural_component_parse (const MXFUL * key,
break;
/* Source clip specifics */
case 0x1201:
- if (type != MXF_METADATA_SOURCE_CLIP)
+ if (type != MXF_METADATA_SOURCE_CLIP
+ && type != MXF_METADATA_DM_SOURCE_CLIP)
goto DFLT;
if (tag_size != 8)
goto error;
- component->source_clip.start_position = GST_READ_UINT64_BE (tag_data);
- GST_DEBUG (" start position = %" G_GINT64_FORMAT,
- component->source_clip.start_position);
+
+ if (type == MXF_METADATA_SOURCE_CLIP) {
+ component->source_clip.start_position = GST_READ_UINT64_BE (tag_data);
+ GST_DEBUG (" start position = %" G_GINT64_FORMAT,
+ component->source_clip.start_position);
+ } else {
+ component->dm_source_clip.start_position =
+ GST_READ_UINT64_BE (tag_data);
+ GST_DEBUG (" start position = %" G_GINT64_FORMAT,
+ component->dm_source_clip.start_position);
+ }
break;
case 0x1101:
- if (type != MXF_METADATA_SOURCE_CLIP)
+ if (type != MXF_METADATA_SOURCE_CLIP
+ && type != MXF_METADATA_DM_SOURCE_CLIP)
goto DFLT;
if (tag_size != 32)
goto error;
- memcpy (&component->source_clip.source_package_id, tag_data, 32);
- GST_DEBUG (" source package id = %s",
- mxf_umid_to_string (&component->source_clip.source_package_id,
- str));
+
+ if (type == MXF_METADATA_SOURCE_CLIP) {
+ memcpy (&component->source_clip.source_package_id, tag_data, 32);
+ GST_DEBUG (" source package id = %s",
+ mxf_umid_to_string (&component->source_clip.source_package_id,
+ str));
+ } else {
+ memcpy (&component->dm_source_clip.source_package_id, tag_data, 32);
+ GST_DEBUG (" source package id = %s",
+ mxf_umid_to_string (&component->dm_source_clip.source_package_id,
+ str));
+ }
break;
case 0x1102:
- if (type != MXF_METADATA_SOURCE_CLIP)
+ if (type != MXF_METADATA_SOURCE_CLIP
+ && type != MXF_METADATA_DM_SOURCE_CLIP)
goto DFLT;
if (tag_size != 4)
goto error;
- component->source_clip.source_track_id = GST_READ_UINT32_BE (tag_data);
- GST_DEBUG (" source track id = %u",
- component->source_clip.source_track_id);
+
+ if (type == MXF_METADATA_SOURCE_CLIP) {
+ component->source_clip.source_track_id =
+ GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" source track id = %u",
+ component->source_clip.source_track_id);
+ } else {
+ component->dm_source_clip.source_track_id =
+ GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" source track id = %u",
+ component->dm_source_clip.source_track_id);
+ }
break;
+ /* DM Segment specifics */
+ case 0x0601:
+ if (type != MXF_METADATA_DM_SEGMENT)
+ goto DFLT;
+ if (tag_size != 8)
+ goto error;
+ component->dm_segment.event_start_position =
+ GST_READ_UINT64_BE (tag_data);
+ GST_DEBUG (" event start position = %" G_GINT64_FORMAT,
+ component->dm_segment.event_start_position);
+ break;
+ case 0x0602:
+ if (type != MXF_METADATA_DM_SEGMENT)
+ goto DFLT;
+ component->dm_segment.event_comment =
+ mxf_utf16_to_utf8 (tag_data, tag_size);
+ GST_DEBUG (" event comment = %s",
+ GST_STR_NULL (component->dm_segment.event_comment));
+ break;
+ case 0x6102:
+ {
+ guint32 len;
+ guint i;
+
+ if (type != MXF_METADATA_DM_SEGMENT)
+ goto DFLT;
+
+ if (tag_size < 8)
+ goto error;
+ len = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" number of track ids = %u", len);
+ if (len == 0)
+ goto next;
+
+ if (GST_READ_UINT32_BE (tag_data + 4) != 4)
+ goto error;
+
+ if (len * 4 + 8 < tag_size)
+ goto error;
+
+ component->dm_segment.n_track_ids = len;
+ component->dm_segment.track_ids = g_new0 (guint32, len);
+
+ tag_data += 8;
+ tag_size -= 8;
+
+ for (i = 0; i < len; i++) {
+ component->dm_segment.track_ids[i] = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" track id %u = %u", i,
+ component->dm_segment.track_ids[i]);
+ tag_data += 4;
+ tag_size -= 4;
+ }
+ break;
+ }
+ case 0x6101:
+ if (type != MXF_METADATA_DM_SEGMENT)
+ goto DFLT;
+ if (tag_size != 16)
+ goto error;
+
+ memcpy (&component->dm_segment.dm_framework, tag_data, 16);
+ GST_DEBUG (" DM framework = %s",
+ mxf_ul_to_string (&component->dm_segment.dm_framework, str));
+ break;
+ /* DM Source Clip specifics */
+ case 0x6103:
+ {
+ guint32 len;
+ guint i;
+
+ if (type != MXF_METADATA_DM_SOURCE_CLIP)
+ goto DFLT;
+ if (tag_size < 8)
+ goto error;
+
+ len = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" number of track ids = %u", len);
+ if (len == 0)
+ goto next;
+
+ if (GST_READ_UINT32_BE (tag_data + 4) != 4)
+ goto error;
+
+ if (tag_size < 8 + 4 * len)
+ goto error;
+
+ tag_data += 8;
+ tag_size -= 8;
+
+ component->dm_source_clip.n_track_ids = len;
+ component->dm_source_clip.track_ids = g_new0 (guint32, len);
+
+ for (i = 0; i < len; i++) {
+ component->dm_source_clip.track_ids[i] =
+ GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" track id %u = %u", i,
+ component->dm_source_clip.track_ids[i]);
+ tag_data += 4;
+ tag_size -= 4;
+ }
+ break;
+ }
DFLT:
default:
if (!gst_metadata_add_custom_tag (primer, tag, tag_data, tag_size,
@@ -2084,6 +2229,13 @@ void mxf_metadata_structural_component_reset
{
g_return_if_fail (component != NULL);
+ if (component->type == MXF_METADATA_DM_SEGMENT) {
+ g_free (component->dm_segment.event_comment);
+ g_free (component->dm_segment.track_ids);
+ } else if (component->type == MXF_METADATA_DM_SOURCE_CLIP) {
+ g_free (component->dm_source_clip.track_ids);
+ }
+
if (component->other_tags)
g_hash_table_destroy (component->other_tags);
generated by cgit v1.2.1 (git 2.18.0) at 2025-02-13 11:32:31 +0000