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examples/ts-parser: Use the section type for descriptor identification

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Some descriptors can only be present in some section

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1880>
This commit is contained in:
Edward Hervey 2020-12-14 10:56:39 +01:00 committed by Edward Hervey
parent 160106885a
commit d75ee7b16d
1 changed files with 285 additions and 258 deletions
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69
tests/examples/mpegts/ts-parser.c
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@ -518,22 +518,17 @@ dump_dvb_extended_event (GstMpegtsDescriptor * desc, guint spacing)
}
}
static void
dump_descriptors (GPtrArray * descriptors, guint spacing)
{
guint i;
#define SAFE_CHAR(a) (g_ascii_isprint(a) ? a : '.')
for (i = 0; i < descriptors->len; i++) {
GstMpegtsDescriptor *desc = g_ptr_array_index (descriptors, i);
g_printf ("%*s [descriptor 0x%02x (%s) length:%d]\n", spacing, "",
desc->tag, descriptor_name (desc), desc->length);
if (DUMP_DESCRIPTORS)
dump_memory_content (desc, spacing + 2);
/* Single descriptor dump
* Descriptors that can only appear in specific tables should be handled before */
static void
dump_generic_descriptor (GstMpegtsDescriptor * desc, guint spacing)
{
switch (desc->tag) {
case GST_MTS_DESC_REGISTRATION:
{
const guint8 *data = desc->data + 2;
#define SAFE_CHAR(a) (g_ascii_isprint(a) ? a : '.')
g_printf ("%*s Registration : %c%c%c%c [%02x%02x%02x%02x]\n", spacing,
"", SAFE_CHAR (data[0]), SAFE_CHAR (data[1]), SAFE_CHAR (data[2]),
SAFE_CHAR (data[3]), data[0], data[1], data[2], data[3]);
@ -587,9 +582,6 @@ dump_descriptors (GPtrArray * descriptors, guint spacing)
}
break;
}
case GST_MTS_DESC_DTG_LOGICAL_CHANNEL:
dump_logical_channel_descriptor (desc, spacing + 2);
break;
case GST_MTS_DESC_DVB_SERVICE:
{
gchar *service_name, *provider_name;
@ -600,8 +592,7 @@ dump_descriptors (GPtrArray * descriptors, guint spacing)
service_type, enum_name (GST_TYPE_MPEGTS_DVB_SERVICE_TYPE,
service_type));
g_printf ("%*s service_name : %s\n", spacing, "", service_name);
g_printf ("%*s provider_name : %s\n", spacing, "",
provider_name);
g_printf ("%*s provider_name : %s\n", spacing, "", provider_name);
g_free (service_name);
g_free (provider_name);
@ -648,8 +639,7 @@ dump_descriptors (GPtrArray * descriptors, guint spacing)
{
gboolean offset;
GArray *list;
if (gst_mpegts_descriptor_parse_dvb_frequency_list (desc, &offset,
&list)) {
if (gst_mpegts_descriptor_parse_dvb_frequency_list (desc, &offset, &list)) {
guint j;
for (j = 0; j < list->len; j++) {
guint32 freq = g_array_index (list, guint32, j);
@ -698,8 +688,7 @@ dump_descriptors (GPtrArray * descriptors, guint spacing)
if (gst_mpegts_descriptor_parse_dvb_parental_rating (desc, &ratings)) {
for (j = 0; j < ratings->len; j++) {
GstMpegtsDVBParentalRatingItem *item =
g_ptr_array_index (ratings, j);
GstMpegtsDVBParentalRatingItem *item = g_ptr_array_index (ratings, j);
g_printf ("%*s country_code : %s\n", spacing, "",
item->country_code);
g_printf ("%*s rating age : %d\n", spacing, "", item->rating);
@ -794,7 +783,45 @@ dump_descriptors (GPtrArray * descriptors, guint spacing)
break;
}
}
static void
dump_descriptors (GPtrArray * descriptors, guint spacing)
{
guint i;
for (i = 0; i < descriptors->len; i++) {
GstMpegtsDescriptor *desc = g_ptr_array_index (descriptors, i);
g_printf ("%*s [descriptor 0x%02x (%s) length:%d]\n", spacing, "",
desc->tag, descriptor_name (desc), desc->length);
if (DUMP_DESCRIPTORS)
dump_memory_content (desc, spacing + 2);
dump_generic_descriptor (desc, spacing + 2);
}
}
static void
dump_nit_descriptors (GPtrArray * descriptors, guint spacing)
{
/* Descriptors that can only appear in NIT */
guint i;
for (i = 0; i < descriptors->len; i++) {
GstMpegtsDescriptor *desc = g_ptr_array_index (descriptors, i);
g_printf ("%*s [descriptor 0x%02x (%s) length:%d]\n", spacing, "",
desc->tag, descriptor_name (desc), desc->length);
if (DUMP_DESCRIPTORS)
dump_memory_content (desc, spacing + 2);
switch (desc->tag) {
case GST_MTS_DESC_DTG_LOGICAL_CHANNEL:
dump_logical_channel_descriptor (desc, spacing + 2);
break;
default:
dump_generic_descriptor (desc, spacing + 2);
break;
}
}
}
static void
dump_pat (GstMpegtsSection * section)
@ -989,7 +1016,7 @@ dump_nit (GstMpegtsSection * section)
g_printf
(" transport_stream_id:0x%04x , original_network_id:0x%02x\n",
stream->transport_stream_id, stream->original_network_id);
dump_descriptors (stream->descriptors, 9);
dump_nit_descriptors (stream->descriptors, 9);
}
}