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mpegtspacketizer: Use gst_value_list_append_and_take_value

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Avoids doing the expensive copy of structures/arrays/...

Speeds up parsing SI by about 50%
This commit is contained in:
Edward Hervey 2013-06-05 11:21:21 +02:00
parent b378b7e9d6
commit e6f0986b9e
1 changed files with 11 additions and 18 deletions
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29
gst/mpegtsdemux/mpegtspacketizer.c
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@ -831,8 +831,7 @@ mpegts_packetizer_parse_pat (MpegTSPacketizer2 * packetizer,
g_value_init (&value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&value, entry);
gst_value_list_append_value (&entries, &value);
g_value_unset (&value);
gst_value_list_append_and_take_value (&entries, &value);
}
gst_structure_id_take_value (pat_info, QUARK_PROGRAMS, &entries);
@ -1038,8 +1037,7 @@ mpegts_packetizer_parse_pmt (MpegTSPacketizer2 * packetizer,
g_value_init (&stream_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&stream_value, stream_info);
gst_value_list_append_value (&programs, &stream_value);
g_value_unset (&stream_value);
gst_value_list_append_and_take_value (&programs, &stream_value);
}
gst_structure_id_take_value (pmt, QUARK_STREAMS, &programs);
@ -1545,8 +1543,8 @@ mpegts_packetizer_parse_nit (MpegTSPacketizer2 * packetizer,
logical_channel_number, NULL);
g_value_init (&channel_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&channel_value, channel);
gst_value_list_append_value (&channel_numbers, &channel_value);
g_value_unset (&channel_value);
gst_value_list_append_and_take_value (&channel_numbers,
&channel_value);
current_pos += 2;
}
gst_structure_id_take_value (transport, QUARK_CHANNELS,
@ -1602,8 +1600,7 @@ mpegts_packetizer_parse_nit (MpegTSPacketizer2 * packetizer,
}
g_value_init (&frequency, G_TYPE_UINT);
g_value_set_uint (&frequency, freq);
gst_value_list_append_value (&frequencies, &frequency);
g_value_unset (&frequency);
gst_value_list_append_and_take_value (&frequencies, &frequency);
current_pos += 4;
}
@ -1637,8 +1634,7 @@ mpegts_packetizer_parse_nit (MpegTSPacketizer2 * packetizer,
g_value_init (&transport_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&transport_value, transport);
gst_value_list_append_value (&transports, &transport_value);
g_value_unset (&transport_value);
gst_value_list_append_and_take_value (&transports, &transport_value);
transport_stream_loop_length -= data - entry_begin;
}
@ -1830,8 +1826,7 @@ mpegts_packetizer_parse_sdt (MpegTSPacketizer2 * packetizer,
g_value_init (&service_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&service_value, service);
gst_value_list_append_value (&services, &service_value);
g_value_unset (&service_value);
gst_value_list_append_and_take_value (&services, &service_value);
sdt_info_length -= data - entry_begin;
}
@ -2076,9 +2071,8 @@ mpegts_packetizer_parse_eit (MpegTSPacketizer2 * packetizer,
g_value_init (&extended_item_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&extended_item_value, extended_item);
gst_value_list_append_value (&extended_items,
gst_value_list_append_and_take_value (&extended_items,
&extended_item_value);
g_value_unset (&extended_item_value);
}
if (extended_text) {
@ -2300,8 +2294,8 @@ mpegts_packetizer_parse_eit (MpegTSPacketizer2 * packetizer,
if (component) {
g_value_init (&component_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&component_value, component);
gst_value_list_append_value (&components, &component_value);
g_value_unset (&component_value);
gst_value_list_append_and_take_value (&components,
&component_value);
component = NULL;
}
}
@ -2322,8 +2316,7 @@ mpegts_packetizer_parse_eit (MpegTSPacketizer2 * packetizer,
g_value_init (&event_value, GST_TYPE_STRUCTURE);
g_value_take_boxed (&event_value, event);
gst_value_list_append_value (&events, &event_value);
g_value_unset (&event_value);
gst_value_list_append_and_take_value (&events, &event_value);
}
if (data != end - 4) {