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make cable frequency filterable 

Change-Id: I8464fb8e98e485523127dd95948a717554b6aee4
Reviewed-on: https://code.wireshark.org/review/1823
Reviewed-by: Martin Kaiser <wireshark@kaiser.cx>
This commit is contained in:
Martin Kaiser 2014-05-23 18:40:15 +02:00
parent 3ce020a5fc
commit 9c98f9fdbd
1 changed files with 9 additions and 9 deletions
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18
epan/dissectors/packet-mpeg-descriptor.c
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@ -833,15 +833,15 @@ static value_string_ext mpeg_descr_cable_delivery_fec_inner_vals_ext = VALUE_STR
static void
proto_mpeg_descriptor_dissect_cable_delivery(tvbuff_t *tvb, guint offset, proto_tree *tree) {
guint32 frequency, symbol_rate;
float frequency;
guint32 symbol_rate;
frequency = tvb_get_ntohl(tvb, offset);
proto_tree_add_string_format_value(tree, hf_mpeg_descr_cable_delivery_frequency, tvb, offset, 4,
"Frequency", "%2u%02u,%02u%02u MHz",
MPEG_SECT_BCD44_TO_DEC(frequency >> 24),
MPEG_SECT_BCD44_TO_DEC(frequency >> 16),
MPEG_SECT_BCD44_TO_DEC(frequency >> 8),
MPEG_SECT_BCD44_TO_DEC(frequency));
frequency = MPEG_SECT_BCD44_TO_DEC(tvb_get_guint8(tvb, offset)) * 100.0f +
MPEG_SECT_BCD44_TO_DEC(tvb_get_guint8(tvb, offset+1)) +
MPEG_SECT_BCD44_TO_DEC(tvb_get_guint8(tvb, offset+2)) / 100.0f +
MPEG_SECT_BCD44_TO_DEC(tvb_get_guint8(tvb, offset+3)) / 10000.f;
proto_tree_add_float_format_value(tree, hf_mpeg_descr_cable_delivery_frequency,
tvb, offset, 4, frequency, "Frequency: %4.4f MHz", frequency);
offset += 4;
proto_tree_add_item(tree, hf_mpeg_descr_cable_delivery_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
@ -3334,7 +3334,7 @@ proto_register_mpeg_descriptor(void)
/* 0x44 Cable Delivery System Descriptor */
{ &hf_mpeg_descr_cable_delivery_frequency, {
"Frequency", "mpeg_descr.cable_delivery.freq",
FT_STRING, BASE_NONE, NULL, 0, NULL, HFILL
FT_FLOAT, BASE_NONE, NULL, 0, NULL, HFILL
} },
{ &hf_mpeg_descr_cable_delivery_reserved, {