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mpegts: add dvb ca identifier descriptor

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=727560
This commit is contained in:
Stefan Ringel 2014-04-10 16:04:21 +02:00 committed by Sebastian Dröge
parent 0c773b8cdd
commit eeaf6e4811
3 changed files with 42 additions and 0 deletions
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2
docs/libs/gst-plugins-bad-libs-sections.txt
View file

@ -317,6 +317,8 @@ GstMpegTsDVBParentalRatingItem
gst_mpegts_descriptor_parse_dvb_parental_rating
<SUBSECTION stream_identifier>
gst_mpegts_descriptor_parse_dvb_stream_identifier
<SUBSECTION ca_identifier>
gst_mpegts_descriptor_parse_dvb_ca_identifier
<SUBSECTION Standard>
GST_TYPE_MPEG_TSDVB_CODE_RATE
gst_mpegts_dvb_code_rate_get_type

36
gst-libs/gst/mpegts/gst-dvb-descriptor.c
View file

@ -948,6 +948,42 @@ gst_mpegts_descriptor_parse_dvb_stream_identifier (const GstMpegTsDescriptor
return TRUE;
}
/* GST_MTS_DESC_DVB_CA_IDENTIFIER (0x53) */
/**
* gst_mpegts_descriptor_parse_dvb_ca_identifier:
* @descriptor: a %GST_MTS_DESC_DVB_CA_IDENTIFIER #GstMpegTsDescriptor
* @list: (out) (transfer none) (element-type guint16): This 16-bit field
* identifies the CA system. Allocations of the value of this field are found
* in http://www.dvbservices.com
*
* Extracts ca id's from @descriptor.
*
* Returns: %TRUE if the parsing happened correctly, else %FALSE.
*/
gboolean
gst_mpegts_descriptor_parse_dvb_ca_identifier (const GstMpegTsDescriptor *
descriptor, GArray ** list)
{
guint8 *data;
guint16 tmp;
g_return_val_if_fail (descriptor != NULL && list != NULL, FALSE);
/* 2 bytes = one entry */
__common_desc_checks (descriptor, GST_MTS_DESC_DVB_CA_IDENTIFIER, 2, FALSE);
data = (guint8 *) descriptor->data + 2;
*list = g_array_new (FALSE, FALSE, sizeof (guint16));
for (guint i = 0; i < descriptor->length - 1; i += 2) {
tmp = GST_READ_UINT16_BE (data);
g_array_append_val (*list, tmp);
data += 2;
}
return TRUE;
}
/* GST_MTS_DESC_DVB_CONTENT (0x54) */
static void
_gst_mpegts_content_free (GstMpegTsContent * content)

4
gst-libs/gst/mpegts/gst-dvb-descriptor.h
View file

@ -486,6 +486,10 @@ gboolean gst_mpegts_descriptor_parse_dvb_component (const GstMpegTsDescriptor *d
gboolean gst_mpegts_descriptor_parse_dvb_stream_identifier (const GstMpegTsDescriptor *descriptor,
guint8 *component_tag);
/* GST_MTS_DESC_DVB_CA_IDENTIFIER (0x53) */
gboolean gst_mpegts_descriptor_parse_dvb_ca_identifier (const GstMpegTsDescriptor * descriptor,
GArray ** list);
/* GST_MTS_DESC_DVB_CONTENT (0x54) */
typedef struct _GstMpegTsContent GstMpegTsContent;
struct _GstMpegTsContent