Added TV standard support and (partial) freq. handling.

From: Hans Verkuil <hverkuil@xs4all.nl>



Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

5 files changed, 1756 insertions, 27 deletions

diff --git a/test/qv4l2/frequencies.c b/test/qv4l2/frequencies.c
new file mode 100644
index 000000000..e30c55303
--- /dev/null
+++ b/test/qv4l2/frequencies.c
@@ -0,0 +1,1300 @@
+#include <stdlib.h>
+#include <sys/time.h>
+#include <pthread.h>
+
+#include "frequencies.h"
+
+/* --------------------------------------------------------------------- */
+
+/* US broadcast */
+static struct CHANLIST ntsc_bcast[] = {
+    { "2",	 55250 },
+    { "3",	 61250 },
+    { "4",	 67250 },
+    { "5",	 77250 },
+    { "6",	 83250 },
+    { "7",	175250 },
+    { "8",	181250 },
+    { "9",	187250 },
+    { "10",	193250 },
+    { "11",	199250 },
+    { "12",	205250 },
+    { "13",	211250 },
+    { "14",	471250 },
+    { "15",	477250 },
+    { "16",	483250 },
+    { "17",	489250 },
+    { "18",	495250 },
+    { "19",	501250 },
+    { "20",	507250 },
+    { "21",	513250 },
+    { "22",	519250 },
+    { "23",	525250 },
+    { "24",	531250 },
+    { "25",	537250 },
+    { "26",	543250 },
+    { "27",	549250 },
+    { "28",	555250 },
+    { "29",	561250 },
+    { "30",	567250 },
+    { "31",	573250 },
+    { "32",	579250 },
+    { "33",	585250 },
+    { "34",	591250 },
+    { "35",	597250 },
+    { "36",	603250 },
+    { "37",	609250 },
+    { "38",	615250 },
+    { "39",	621250 },
+    { "40",	627250 },
+    { "41",	633250 },
+    { "42",	639250 },
+    { "43",	645250 },
+    { "44",	651250 },
+    { "45",	657250 },
+    { "46",	663250 },
+    { "47",	669250 },
+    { "48",	675250 },
+    { "49",	681250 },
+    { "50",	687250 },
+    { "51",	693250 },
+    { "52",	699250 },
+    { "53",	705250 },
+    { "54",	711250 },
+    { "55",	717250 },
+    { "56",	723250 },
+    { "57",	729250 },
+    { "58",	735250 },
+    { "59",	741250 },
+    { "60",	747250 },
+    { "61",	753250 },
+    { "62",	759250 },
+    { "63",	765250 },
+    { "64",	771250 },
+    { "65",	777250 },
+    { "66",	783250 },
+    { "67",	789250 },
+    { "68",	795250 },
+    { "69",	801250 },
+
+    { "70",	807250 },
+    { "71",	813250 },
+    { "72",	819250 },
+    { "73",	825250 },
+    { "74",	831250 },
+    { "75",	837250 },
+    { "76",	843250 },
+    { "77",	849250 },
+    { "78",	855250 },
+    { "79",	861250 },
+    { "80",	867250 },
+    { "81",	873250 },
+    { "82",	879250 },
+    { "83",	885250 },
+};
+
+/* US cable */
+static struct CHANLIST ntsc_cable[] = {
+    { "1",	 73250 },
+    { "2",	 55250 },
+    { "3",	 61250 },
+    { "4",	 67250 },
+    { "5",	 77250 },
+    { "6",	 83250 },
+    { "7",	175250 },
+    { "8",	181250 },
+    { "9",	187250 },
+    { "10",	193250 },
+    { "11",	199250 },
+    { "12",	205250 },
+
+    { "13",	211250 },
+    { "14",	121250 },
+    { "15",	127250 },
+    { "16",	133250 },
+    { "17",	139250 },
+    { "18",	145250 },
+    { "19",	151250 },
+    { "20",	157250 },
+
+    { "21",	163250 },
+    { "22",	169250 },
+    { "23",	217250 },
+    { "24",	223250 },
+    { "25",	229250 },
+    { "26",	235250 },
+    { "27",	241250 },
+    { "28",	247250 },
+    { "29",	253250 },
+    { "30",	259250 },
+    { "31",	265250 },
+    { "32",	271250 },
+    { "33",	277250 },
+    { "34",	283250 },
+    { "35",	289250 },
+    { "36",	295250 },
+    { "37",	301250 },
+    { "38",	307250 },
+    { "39",	313250 },
+    { "40",	319250 },
+    { "41",	325250 },
+    { "42",	331250 },
+    { "43",	337250 },
+    { "44",	343250 },
+    { "45",	349250 },
+    { "46",	355250 },
+    { "47",	361250 },
+    { "48",	367250 },
+    { "49",	373250 },
+    { "50",	379250 },
+    { "51",	385250 },
+    { "52",	391250 },
+    { "53",	397250 },
+    { "54",	403250 },
+    { "55",	409250 },
+    { "56",	415250 },
+    { "57",	421250 },
+    { "58",	427250 },
+    { "59",	433250 },
+    { "60",	439250 },
+    { "61",	445250 },
+    { "62",	451250 },
+    { "63",	457250 },
+    { "64",	463250 },
+    { "65",	469250 },
+    { "66",	475250 },
+    { "67",	481250 },
+    { "68",	487250 },
+    { "69",	493250 },
+
+    { "70",	499250 },
+    { "71",	505250 },
+    { "72",	511250 },
+    { "73",	517250 },
+    { "74",	523250 },
+    { "75",	529250 },
+    { "76",	535250 },
+    { "77",	541250 },
+    { "78",	547250 },
+    { "79",	553250 },
+    { "80",	559250 },
+    { "81",	565250 },
+    { "82",	571250 },
+    { "83",	577250 },
+    { "84",	583250 },
+    { "85",	589250 },
+    { "86",	595250 },
+    { "87",	601250 },
+    { "88",	607250 },
+    { "89",	613250 },
+    { "90",	619250 },
+    { "91",	625250 },
+    { "92",	631250 },
+    { "93",	637250 },
+    { "94",	643250 },
+    { "95",	 91250 },
+    { "96",	 97250 },
+    { "97",	103250 },
+    { "98",	109250 },
+    { "99",	115250 },
+    { "100",	649250 },
+    { "101",	655250 },
+    { "102",	661250 },
+    { "103",	667250 },
+    { "104",	673250 },
+    { "105",	679250 },
+    { "106",	685250 },
+    { "107",	691250 },
+    { "108",	697250 },
+    { "109",	703250 },
+    { "110",	709250 },
+    { "111",	715250 },
+    { "112",	721250 },
+    { "113",	727250 },
+    { "114",	733250 },
+    { "115",	739250 },
+    { "116",	745250 },
+    { "117",	751250 },
+    { "118",	757250 },
+    { "119",	763250 },
+    { "120",	769250 },
+    { "121",	775250 },
+    { "122",	781250 },
+    { "123",	787250 },
+    { "124",	793250 },
+    { "125",	799250 },
+
+    { "T7", 	  8250 },
+    { "T8",	 14250 },
+    { "T9",	 20250 },
+    { "T10",	 26250 },
+    { "T11",	 32250 },
+    { "T12",	 38250 },
+    { "T13",	 44250 },
+    { "T14",	 50250 }
+};
+
+/* US HRC */
+static struct CHANLIST ntsc_hrc[] = {
+    { "1",	  72000 },
+
+    { "2",	  54000 },
+    { "3",	  60000 },
+    { "4",	  66000 },
+
+    { "5",	  78000 },
+    { "6",	  84000 },
+
+    { "7",	 174000 },
+    { "8",	 180000 },
+    { "9",	 186000 },
+    { "10",	 192000 },
+    { "11",	 198000 },
+    { "12",	 204000 },
+    { "13",	 210000 },
+    { "14",	 120000 },
+    { "15",	 126000 },
+    { "16",	 132000 },
+    { "17",	 138000 },
+    { "18",	 144000 },
+    { "19",	 150000 },
+    { "20",	 156000 },
+    { "21",	 162000 },
+    { "22",	 168000 },
+    { "23",	 216000 },
+    { "24",	 222000 },
+    { "25",	 228000 },
+    { "26",	 234000 },
+    { "27",	 240000 },
+    { "28",	 246000 },
+    { "29",	 252000 },
+    { "30",	 258000 },
+    { "31",	 264000 },
+    { "32",	 270000 },
+    { "33",	 276000 },
+    { "34",	 282000 },
+    { "35",	 288000 },
+    { "36",	 294000 },
+    { "37",	 300000 },
+    { "38",	 306000 },
+    { "39",	 312000 },
+    { "40",	 318000 },
+    { "41",	 324000 },
+    { "42",	 330000 },
+    { "43",	 336000 },
+    { "44",	 342000 },
+    { "45",	 348000 },
+    { "46",	 354000 },
+    { "47",	 360000 },
+    { "48",	 366000 },
+    { "49",	 372000 },
+    { "50",	 378000 },
+    { "51",	 384000 },
+    { "52",	 390000 },
+    { "53",	 396000 },
+    { "54",	 402000 },
+    { "55",	 408000 },
+    { "56",	 414000 },
+    { "57",	 420000 },
+    { "58",	 426000 },
+    { "59",	 432000 },
+    { "60",	 438000 },
+    { "61",	 444000 },
+    { "62",	 450000 },
+    { "63",	 456000 },
+    { "64",	 462000 },
+    { "65",	 468000 },
+    { "66",	 474000 },
+    { "67",	 480000 },
+    { "68",	 486000 },
+    { "69",	 492000 },
+    { "70",	 498000 },
+    { "71",	 504000 },
+    { "72",	 510000 },
+    { "73",	 516000 },
+    { "74",	 522000 },
+    { "75",	 528000 },
+    { "76",	 534000 },
+    { "77",	 540000 },
+    { "78",	 546000 },
+    { "79",	 552000 },
+    { "80",	 558000 },
+    { "81",	 564000 },
+    { "82",	 570000 },
+    { "83",	 576000 },
+    { "84",	 582000 },
+    { "85",	 588000 },
+    { "86",	 594000 },
+    { "87",	 600000 },
+    { "88",	 606000 },
+    { "89",	 612000 },
+    { "90",	 618000 },
+    { "91",	 624000 },
+    { "92",	 630000 },
+    { "93",	 636000 },
+    { "94",	 642000 },
+
+    { "95",	  90000 },
+    { "96",	  96000 },
+    { "97",	 102000 },
+    { "98",	 108000 },
+    { "99",	 114000 },
+
+    { "100",	 648000 },
+    { "101",	 654000 },
+    { "102",	 660000 },
+    { "103",	 666000 },
+    { "104",	 672000 },
+    { "105",	 678000 },
+    { "106",	 684000 },
+    { "107",	 690000 },
+    { "108",	 696000 },
+    { "109",	 702000 },
+    { "110",	 708000 },
+    { "111",	 714000 },
+    { "112",	 720000 },
+    { "113",	 726000 },
+    { "114",	 732000 },
+    { "115",	 738000 },
+    { "116",	 744000 },
+    { "117",	 750000 },
+    { "118",	 756000 },
+    { "119",	 762000 },
+    { "120",	 768000 },
+    { "121",	 774000 },
+    { "122",	 780000 },
+    { "123",	 786000 },
+    { "124",	 792000 },
+    { "125",	 798000 },
+
+    { "T7",	   7000 },
+    { "T8",	  13000 },
+    { "T9",	  19000 },
+    { "T10",	  25000 },
+    { "T11",	  31000 },
+    { "T12",	  37000 },
+    { "T13",	  43000 },
+    { "T14",	  49000 },
+};
+
+/* US IRC */
+static struct CHANLIST ntsc_irc[] = {
+    { "1",      73250 },
+    { "2",      55250 },
+    { "3",      61250 },
+    { "4",      67250 },
+    { "5",      79250 },
+    { "6",      85250 },
+    { "7",     175250 },
+    { "8",     181250 },
+    { "9",     187250 },
+    { "10",    193250 },
+    { "11",    199250 },
+    { "12",    205250 },
+    { "13",    211250 },
+
+    { "14",    121150 },
+    { "15",    127150 },
+    { "16",    133150 },
+    { "17",    139150 },
+    { "18",    145150 },
+    { "19",    151150 },
+    { "20",    157150 },
+    { "21",    163150 },
+    { "22",    169150 },
+
+    { "23",    217250 },
+    { "24",    223250 },
+    { "25",    229250 },
+    { "26",    235250 },
+    { "27",    241250 },
+    { "28",    247250 },
+    { "29",    253250 },
+    { "30",    259250 },
+    { "31",    265250 },
+    { "32",    271250 },
+    { "33",    277250 },
+    { "34",    283250 },
+    { "35",    289250 },
+    { "36",    295250 },
+    { "37",    301250 },
+    { "38",    307250 },
+    { "39",    313250 },
+    { "40",    319250 },
+    { "41",    325250 },
+    { "42",    331250 },
+    { "43",    337250 },
+    { "44",    343250 },
+    { "45",    349250 },
+    { "46",    355250 },
+    { "47",    361250 },
+    { "48",    367250 },
+    { "49",    373250 },
+    { "50",    379250 },
+    { "51",    385250 },
+    { "52",    391250 },
+    { "53",    397250 },
+    { "54",    403250 },
+    { "55",    409250 },
+    { "56",    415250 },
+    { "57",    421250 },
+    { "58",    427250 },
+    { "59",    433250 },
+    { "60",    439250 },
+    { "61",    445250 },
+    { "62",    451250 },
+    { "63",    457250 },
+    { "64",    463250 },
+    { "65",    469250 },
+    { "66",    475250 },
+    { "67",    481250 },
+    { "68",    487250 },
+    { "69",    493250 },
+    { "70",    499250 },
+    { "71",    505250 },
+    { "72",    511250 },
+    { "73",    517250 },
+    { "74",    523250 },
+    { "75",    529250 },
+    { "76",    535250 },
+    { "77",    541250 },
+    { "78",    547250 },
+    { "79",    553250 },
+    { "80",    559250 },
+    { "81",    565250 },
+    { "82",    571250 },
+    { "83",    577250 },
+    { "84",    583250 },
+    { "85",    589250 },
+    { "86",    595250 },
+    { "87",    601250 },
+    { "88",    607250 },
+    { "89",    613250 },
+    { "90",    619250 },
+    { "91",    625250 },
+    { "92",    631250 },
+    { "93",    637250 },
+    { "94",    643250 },
+
+    { "95",     91250 },
+    { "96",     97250 },
+    { "97",    103250 },
+    { "98",    109250 },
+    { "99",    115250 },
+    { "100",   649250 },
+    { "101",   655250 },
+    { "102",   661250 },
+    { "103",   667250 },
+    { "104",   673250 },
+    { "105",   679250 },
+    { "106",   685250 },
+    { "107",   691250 },
+    { "108",   697250 },
+    { "109",   703250 },
+    { "110",   709250 },
+    { "111",   715250 },
+    { "112",   721250 },
+    { "113",   727250 },
+    { "114",   733250 },
+    { "115",   739250 },
+    { "116",   745250 },
+    { "117",   751250 },
+    { "118",   757250 },
+    { "119",   763250 },
+    { "120",   769250 },
+    { "121",   775250 },
+    { "122",   781250 },
+    { "123",   787250 },
+    { "124",   793250 },
+    { "125",   799250 },
+
+    { "T7",      8250 },
+    { "T8",     14250 },
+    { "T9",     20250 },
+    { "T10",    26250 },
+    { "T11",    32250 },
+    { "T12",    38250 },
+    { "T13",    44250 },
+    { "T14",    50250 }
+};
+
+
+/* --------------------------------------------------------------------- */
+
+/* JP broadcast */
+static struct CHANLIST ntsc_bcast_jp[] = {
+    { "1",   91250 },
+    { "2",   97250 },
+    { "3",  103250 },
+    { "4",  171250 },
+    { "5",  177250 },
+    { "6",  183250 },
+    { "7",  189250 },
+    { "8",  193250 },
+    { "9",  199250 },
+    { "10", 205250 },
+    { "11", 211250 },
+    { "12", 217250 },
+
+    { "13", 471250 },
+    { "14", 477250 },
+    { "15", 483250 },
+    { "16", 489250 },
+    { "17", 495250 },
+    { "18", 501250 },
+    { "19", 507250 },
+    { "20", 513250 },
+    { "21", 519250 },
+    { "22", 525250 },
+    { "23", 531250 },
+    { "24", 537250 },
+    { "25", 543250 },
+    { "26", 549250 },
+    { "27", 555250 },
+    { "28", 561250 },
+    { "29", 567250 },
+    { "30", 573250 },
+    { "31", 579250 },
+    { "32", 585250 },
+    { "33", 591250 },
+    { "34", 597250 },
+    { "35", 603250 },
+    { "36", 609250 },
+    { "37", 615250 },
+    { "38", 621250 },
+    { "39", 627250 },
+    { "40", 633250 },
+    { "41", 639250 },
+    { "42", 645250 },
+    { "43", 651250 },
+    { "44", 657250 },
+
+    { "45", 663250 },
+    { "46", 669250 },
+    { "47", 675250 },
+    { "48", 681250 },
+    { "49", 687250 },
+    { "50", 693250 },
+    { "51", 699250 },
+    { "52", 705250 },
+    { "53", 711250 },
+    { "54", 717250 },
+    { "55", 723250 },
+    { "56", 729250 },
+    { "57", 735250 },
+    { "58", 741250 },
+    { "59", 747250 },
+    { "60", 753250 },
+    { "61", 759250 },
+    { "62", 765250 },
+};
+
+/* JP cable */
+static struct CHANLIST ntsc_cable_jp[] = {
+    { "13",	109250 },
+    { "14",	115250 },
+    { "15",	121250 },
+    { "16",	127250 },
+    { "17",	133250 },
+    { "18",	139250 },
+    { "19",	145250 },
+    { "20",	151250 },
+
+    { "21",	157250 },
+    { "22",	165250 },
+    { "23",	223250 },
+    { "24",	231250 },
+    { "25",	237250 },
+    { "26",	243250 },
+    { "27",	249250 },
+    { "28",	253250 },
+    { "29",	259250 },
+    { "30",	265250 },
+    { "31",	271250 },
+    { "32",	277250 },
+    { "33",	283250 },
+    { "34",	289250 },
+    { "35",	295250 },
+    { "36",	301250 },
+    { "37",	307250 },
+    { "38",	313250 },
+    { "39",	319250 },
+    { "40",	325250 },
+    { "41",	331250 },
+    { "42",	337250 },
+    { "43",	343250 },
+    { "44",	349250 },
+    { "45", 	355250 },
+    { "46", 	361250 },
+    { "47", 	367250 },
+    { "48", 	373250 },
+    { "49", 	379250 },
+    { "50", 	385250 },
+    { "51", 	391250 },
+    { "52", 	397250 },
+    { "53", 	403250 },
+    { "54", 	409250 },
+    { "55", 	415250 },
+    { "56", 	421250 },
+    { "57", 	427250 },
+    { "58", 	433250 },
+    { "59", 	439250 },
+    { "60", 	445250 },
+    { "61", 	451250 },
+    { "62", 	457250 },
+    { "63",	463250 },
+};
+
+/* --------------------------------------------------------------------- */
+
+/* australia */
+static struct CHANLIST pal_australia[] = {
+    { "0",	 46250 },
+    { "1",	 57250 },
+    { "2",	 64250 },
+    { "3",	 86250 },
+    { "4",  	 95250 },
+    { "5",  	102250 },
+    { "5A",  	138250 },
+    { "6",  	175250 },
+    { "7",  	182250 },
+    { "8",  	189250 },
+    { "9",  	196250 },
+    { "10", 	209250 },
+    { "11",	216250 },
+    { "28",	527250 },
+    { "29",	534250 },
+    { "30",	541250 },
+    { "31",	548250 },
+    { "32",	555250 },
+    { "33",	562250 },
+    { "34",	569250 },
+    { "35",	576250 },
+    { "36",     591250 },
+    { "39",	604250 },
+    { "40",	611250 },
+    { "41",	618250 },
+    { "42",	625250 },
+    { "43",	632250 },
+    { "44",	639250 },
+    { "45",	646250 },
+    { "46",	653250 },
+    { "47",	660250 },
+    { "48",	667250 },
+    { "49",	674250 },
+    { "50",	681250 },
+    { "51",	688250 },
+    { "52",	695250 },
+    { "53",	702250 },
+    { "54",	709250 },
+    { "55",	716250 },
+    { "56",	723250 },
+    { "57",	730250 },
+    { "58",	737250 },
+    { "59",	744250 },
+    { "60",	751250 },
+    { "61",	758250 },
+    { "62",	765250 },
+    { "63",	772250 },
+    { "64",	779250 },
+    { "65",	786250 },
+    { "66",	793250 },
+    { "67",	800250 },
+    { "68",	807250 },
+    { "69",	814250 },
+};
+
+static struct CHANLIST pal_australia_optus[] = {
+   { "1",  138250 },
+   { "2",  147250 },
+   { "3",  154250 },
+   { "4",  161250 },
+   { "5",  168250 },
+   { "6",  175250 },
+   { "7",  182250 },
+   { "8",  189250 },
+   { "9",  196250 },
+   { "10", 209250 },
+   { "11", 216250 },
+   { "12", 224250 },
+   { "13", 231250 },
+   { "14", 238250 },
+   { "15", 245250 },
+   { "16", 252250 },
+   { "17", 259250 },
+   { "18", 266250 },
+   { "19", 273250 },
+   { "20", 280250 },
+   { "21", 287250 },
+   { "22", 294250 },
+   { "23", 303250 },
+   { "24", 310250 },
+   { "25", 317250 },
+   { "26", 324250 },
+   { "27", 338250 },
+   { "28", 345250 },
+   { "29", 352250 },
+   { "30", 359250 },
+   { "31", 366250 },
+   { "32", 373250 },
+   { "33", 380250 },
+   { "34", 387250 },
+   { "35", 394250 },
+   { "36", 401250 },
+   { "37", 408250 },
+   { "38", 415250 },
+   { "39", 422250 },
+   { "40", 429250 },
+   { "41", 436250 },
+   { "42", 443250 },
+   { "43", 450250 },
+   { "44", 457250 },
+   { "45", 464250 },
+   { "46", 471250 },
+   { "47", 478250 },
+   { "48", 485250 },
+   { "49", 492250 },
+   { "50", 499250 },
+   { "51", 506250 },
+   { "52", 513250 },
+   { "53", 520250 },
+   { "54", 527250 },
+   { "55", 534250 },
+};
+
+
+/* --------------------------------------------------------------------- */
+/* europe                                                                */
+
+/* CCIR frequencies */
+
+#define FREQ_CCIR_I_III		\
+    { "E2",	  48250 },	\
+    { "E3",	  55250 },	\
+    { "E4",	  62250 },	\
+				\
+    { "S01",	  69250 },	\
+    { "S02",	  76250 },	\
+    { "S03",	  83250 },	\
+				\
+    { "E5",	 175250 },	\
+    { "E6",	 182250 },	\
+    { "E7",	 189250 },	\
+    { "E8",	 196250 },	\
+    { "E9",	 203250 },	\
+    { "E10",	 210250 },	\
+    { "E11",	 217250 },	\
+    { "E12",	 224250 }
+
+#define FREQ_CCIR_SL_SH		\
+    { "SE1",	 105250 },	\
+    { "SE2",	 112250 },	\
+    { "SE3",	 119250 },	\
+    { "SE4",	 126250 },	\
+    { "SE5",	 133250 },	\
+    { "SE6",	 140250 },	\
+    { "SE7",	 147250 },	\
+    { "SE8",	 154250 },	\
+    { "SE9",	 161250 },	\
+    { "SE10",    168250 },	\
+				\
+    { "SE11",    231250 },	\
+    { "SE12",    238250 },	\
+    { "SE13",    245250 },	\
+    { "SE14",    252250 },	\
+    { "SE15",    259250 },	\
+    { "SE16",    266250 },	\
+    { "SE17",    273250 },	\
+    { "SE18",    280250 },	\
+    { "SE19",    287250 },	\
+    { "SE20",    294250 }
+
+#define FREQ_CCIR_H	\
+    { "S21", 303250 },	\
+    { "S22", 311250 },	\
+    { "S23", 319250 },	\
+    { "S24", 327250 },	\
+    { "S25", 335250 },	\
+    { "S26", 343250 },	\
+    { "S27", 351250 },	\
+    { "S28", 359250 },	\
+    { "S29", 367250 },	\
+    { "S30", 375250 },	\
+    { "S31", 383250 },	\
+    { "S32", 391250 },	\
+    { "S33", 399250 },	\
+    { "S34", 407250 },	\
+    { "S35", 415250 },	\
+    { "S36", 423250 },	\
+    { "S37", 431250 },	\
+    { "S38", 439250 },	\
+    { "S39", 447250 },	\
+    { "S40", 455250 },	\
+    { "S41", 463250 }
+
+/* OIRT frequencies */
+
+#define FREQ_OIRT_I_III		\
+    { "R1",       49750 },	\
+    { "R2",       59250 },	\
+				\
+    { "R3",       77250 },	\
+    { "R4",       85250 },	\
+    { "R5",       93250 },	\
+				\
+    { "R6",	 175250 },	\
+    { "R7",	 183250 },	\
+    { "R8",	 191250 },	\
+    { "R9",	 199250 },	\
+    { "R10",	 207250 },	\
+    { "R11",	 215250 },	\
+    { "R12",	 223250 }
+
+#define FREQ_OIRT_SL_SH		\
+    { "SR1",	 111250 },	\
+    { "SR2",	 119250 },	\
+    { "SR3",	 127250 },	\
+    { "SR4",	 135250 },	\
+    { "SR5",	 143250 },	\
+    { "SR6",	 151250 },	\
+    { "SR7",	 159250 },	\
+    { "SR8",	 167250 },	\
+				\
+    { "SR11",    231250 },	\
+    { "SR12",    239250 },	\
+    { "SR13",    247250 },	\
+    { "SR14",    255250 },	\
+    { "SR15",    263250 },	\
+    { "SR16",    271250 },	\
+    { "SR17",    279250 },	\
+    { "SR18",    287250 },	\
+    { "SR19",    295250 }
+
+#define FREQ_UHF	\
+    { "21",  471250 },	\
+    { "22",  479250 },	\
+    { "23",  487250 },	\
+    { "24",  495250 },	\
+    { "25",  503250 },	\
+    { "26",  511250 },	\
+    { "27",  519250 },	\
+    { "28",  527250 },	\
+    { "29",  535250 },	\
+    { "30",  543250 },	\
+    { "31",  551250 },	\
+    { "32",  559250 },	\
+    { "33",  567250 },	\
+    { "34",  575250 },	\
+    { "35",  583250 },	\
+    { "36",  591250 },	\
+    { "37",  599250 },	\
+    { "38",  607250 },	\
+    { "39",  615250 },	\
+    { "40",  623250 },	\
+    { "41",  631250 },	\
+    { "42",  639250 },	\
+    { "43",  647250 },	\
+    { "44",  655250 },	\
+    { "45",  663250 },	\
+    { "46",  671250 },	\
+    { "47",  679250 },	\
+    { "48",  687250 },	\
+    { "49",  695250 },	\
+    { "50",  703250 },	\
+    { "51",  711250 },	\
+    { "52",  719250 },	\
+    { "53",  727250 },	\
+    { "54",  735250 },	\
+    { "55",  743250 },	\
+    { "56",  751250 },	\
+    { "57",  759250 },	\
+    { "58",  767250 },	\
+    { "59",  775250 },	\
+    { "60",  783250 },	\
+    { "61",  791250 },	\
+    { "62",  799250 },	\
+    { "63",  807250 },	\
+    { "64",  815250 },	\
+    { "65",  823250 },	\
+    { "66",  831250 },	\
+    { "67",  839250 },	\
+    { "68",  847250 },	\
+    { "69",  855250 }
+
+static struct CHANLIST europe_west[] = {
+    FREQ_CCIR_I_III,
+    FREQ_CCIR_SL_SH,
+    FREQ_CCIR_H,
+    FREQ_UHF
+};
+
+static struct CHANLIST europe_east[] = {
+    FREQ_OIRT_I_III,
+    FREQ_OIRT_SL_SH,
+    FREQ_CCIR_I_III,
+    FREQ_CCIR_SL_SH,
+    FREQ_CCIR_H,
+    FREQ_UHF
+};
+
+static struct CHANLIST pal_italy[] = {
+    { "A",	 53750 },
+    { "B",	 62250 },
+    { "C",	 82250 },
+    { "D",	175250 },
+    { "E",	183750 },
+    { "F",	192250 },
+    { "G",	201250 },
+    { "H",	210250 },
+    { "H1",	217250 },
+    { "H2",	224250 },
+    FREQ_UHF
+};
+
+static struct CHANLIST pal_ireland[] = {
+    { "A0",    45750 },
+    { "A1",    48000 },
+    { "A2",    53750 },
+    { "A3",    56000 },
+    { "A4",    61750 },
+    { "A5",    64000 },
+    { "A6",   175250 },
+    { "A7",   176000 },
+    { "A8",   183250 },
+    { "A9",   184000 },
+    { "A10",   191250 },
+    { "A11",   192000 },
+    { "A12",   199250 },
+    { "A13",   200000 },
+    { "A14",   207250 },
+    { "A15",   208000 },
+    { "A16",   215250 },
+    { "A17",   216000 },
+    { "A18",   224000 },
+    { "A19",   232000 },
+    { "A20",   248000 },
+    { "A21",   256000 },
+    { "A22",   264000 },
+    { "A23",   272000 },
+    { "A24",   280000 },
+    { "A25",   288000 },
+    { "A26",   296000 },
+    { "A27",   304000 },
+    { "A28",   312000 },
+    { "A29",   320000 },
+    { "A30",   344000 },
+    { "A31",   352000 },
+    { "A32",   408000 },
+    { "A33",   416000 },
+    { "A34",   448000 },
+    { "A35",   480000 },
+    { "A36",   520000 },
+    FREQ_UHF,
+};
+
+static struct CHANLIST secam_france[] = {
+    { "K01",    47750 },
+    { "K02",    55750 },
+    { "K03",    60500 },
+    { "K04",    63750 },
+    { "K05",   176000 },
+    { "K06",   184000 },
+    { "K07",   192000 },
+    { "K08",   200000 },
+    { "K09",   208000 },
+    { "K10",   216000 },
+    { "KB",    116750 },
+    { "KC",    128750 },
+    { "KD",    140750 },
+    { "KE",    159750 },
+    { "KF",    164750 },
+    { "KG",    176750 },
+    { "KH",    188750 },
+    { "KI",    200750 },
+    { "KJ",    212750 },
+    { "KK",    224750 },
+    { "KL",    236750 },
+    { "KM",    248750 },
+    { "KN",    260750 },
+    { "KO",    272750 },
+    { "KP",    284750 },
+    { "KQ",    296750 },
+    { "H01",   303250 },
+    { "H02",   311250 },
+    { "H03",   319250 },
+    { "H04",   327250 },
+    { "H05",   335250 },
+    { "H06",   343250 },
+    { "H07",   351250 },
+    { "H08",   359250 },
+    { "H09",   367250 },
+    { "H10",   375250 },
+    { "H11",   383250 },
+    { "H12",   391250 },
+    { "H13",   399250 },
+    { "H14",   407250 },
+    { "H15",   415250 },
+    { "H16",   423250 },
+    { "H17",   431250 },
+    { "H18",   439250 },
+    { "H19",   447250 },
+    FREQ_UHF,
+};
+
+/* --------------------------------------------------------------------- */
+
+static struct CHANLIST pal_newzealand[] = {
+    { "1", 	  45250 },
+    { "2",	  55250 },
+    { "3",	  62250 },
+    { "4",	 175250 },
+    { "5",	 182250 },
+    { "6",	 189250 },
+    { "7",	 196250 },
+    { "8",	 203250 },
+    { "9",	 210250 },
+    { "10",	 217250 },
+    { "11",	 224250 },
+    FREQ_UHF,
+};
+
+/* --------------------------------------------------------------------- */
+
+/* China broadcast */
+static struct CHANLIST pal_bcast_cn[] = {
+    { "1",	49750 },
+    { "2",	57750 },
+    { "3",	65750 },
+    { "4",	77250 },
+    { "5",	85250 },
+    { "6",	112250 },
+    { "7",	120250 },
+    { "8",	128250 },
+    { "9",	136250 },
+    { "10",	144250 },
+    { "11",	152250 },
+    { "12",	160250 },
+    { "13",	168250 },
+    { "14",	176250 },
+    { "15",	184250 },
+    { "16",	192250 },
+    { "17",	200250 },
+    { "18",	208250 },
+    { "19",	216250 },
+    { "20",	224250 },
+    { "21",	232250 },
+    { "22",	240250 },
+    { "23",	248250 },
+    { "24",	256250 },
+    { "25",	264250 },
+    { "26",	272250 },
+    { "27",	280250 },
+    { "28",	288250 },
+    { "29",	296250 },
+    { "30",	304250 },
+    { "31",	312250 },
+    { "32",	320250 },
+    { "33",	328250 },
+    { "34",	336250 },
+    { "35",	344250 },
+    { "36",	352250 },
+    { "37",	360250 },
+    { "38",	368250 },
+    { "39",	376250 },
+    { "40",	384250 },
+    { "41",	392250 },
+    { "42",	400250 },
+    { "43",	408250 },
+    { "44",	416250 },
+    { "45",	424250 },
+    { "46",	432250 },
+    { "47",	440250 },
+    { "48",	448250 },
+    { "49",	456250 },
+    { "50",	463250 },
+    { "51",	471250 },
+    { "52",	479250 },
+    { "53",	487250 },
+    { "54",	495250 },
+    { "55",	503250 },
+    { "56",	511250 },
+    { "57",	519250 },
+    { "58",	527250 },
+    { "59",	535250 },
+    { "60",	543250 },
+    { "61",	551250 },
+    { "62",	559250 },
+    { "63",	607250 },
+    { "64",	615250 },
+    { "65",	623250 },
+    { "66",	631250 },
+    { "67",	639250 },
+    { "68",	647250 },
+    { "69",	655250 },
+    { "70",	663250 },
+    { "71",	671250 },
+    { "72",	679250 },
+    { "73",	687250 },
+    { "74",	695250 },
+    { "75",	703250 },
+    { "76",	711250 },
+    { "77",	719250 },
+    { "78",	727250 },
+    { "79",	735250 },
+    { "80",	743250 },
+    { "81",	751250 },
+    { "82",	759250 },
+    { "83",	767250 },
+    { "84",	775250 },
+    { "85",	783250 },
+    { "86",	791250 },
+    { "87",	799250 },
+    { "88",	807250 },
+    { "89",	815250 },
+    { "90",	823250 },
+    { "91",	831250 },
+    { "92",	839250 },
+    { "93",	847250 },
+    { "94",	855250 },
+};
+
+/* --------------------------------------------------------------------- */
+/* South Africa Broadcast */
+
+static struct CHANLIST pal_bcast_za[] ={
+    { "1", 175250 },
+    { "2", 183250 },
+    { "3", 191250 },
+    { "4", 199250 },
+    { "5", 207250 },
+    { "6", 215250 },
+    { "7", 223250 },
+    { "8", 231250 },
+    { "9", 239250 },
+    { "10", 247250 },
+    { "11", 255250 },
+    { "12", 263250 },
+    { "13", 271250 },
+    FREQ_UHF
+};
+
+/* --------------------------------------------------------------------- */
+
+static struct CHANLIST argentina[] = {
+    { "001",   56250 },
+    { "002",   62250 },
+    { "003",   68250 },
+    { "004",   78250 },
+    { "005",   84250 },
+    { "006",  176250 },
+    { "007",  182250 },
+    { "008",  188250 },
+    { "009",  194250 },
+    { "010",  200250 },
+    { "011",  206250 },
+    { "012",  212250 },
+    { "013",  122250 },
+    { "014",  128250 },
+    { "015",  134250 },
+    { "016",  140250 },
+    { "017",  146250 },
+    { "018",  152250 },
+    { "019",  158250 },
+    { "020",  164250 },
+    { "021",  170250 },
+    { "022",  218250 },
+    { "023",  224250 },
+    { "024",  230250 },
+    { "025",  236250 },
+    { "026",  242250 },
+    { "027",  248250 },
+    { "028",  254250 },
+    { "029",  260250 },
+    { "030",  266250 },
+    { "031",  272250 },
+    { "032",  278250 },
+    { "033",  284250 },
+    { "034",  290250 },
+    { "035",  296250 },
+    { "036",  302250 },
+    { "037",  308250 },
+    { "038",  314250 },
+    { "039",  320250 },
+    { "040",  326250 },
+    { "041",  332250 },
+    { "042",  338250 },
+    { "043",  344250 },
+    { "044",  350250 },
+    { "045",  356250 },
+    { "046",  362250 },
+    { "047",  368250 },
+    { "048",  374250 },
+    { "049",  380250 },
+    { "050",  386250 },
+    { "051",  392250 },
+    { "052",  398250 },
+    { "053",  404250 },
+    { "054",  410250 },
+    { "055",  416250 },
+    { "056",  422250 },
+    { "057",  428250 },
+    { "058",  434250 },
+    { "059",  440250 },
+    { "060",  446250 },
+    { "061",  452250 },
+    { "062",  458250 },
+    { "063",  464250 },
+    { "064",  470250 },
+    { "065",  476250 },
+    { "066",  482250 },
+    { "067",  488250 },
+    { "068",  494250 },
+    { "069",  500250 },
+    { "070",  506250 },
+    { "071",  512250 },
+    { "072",  518250 },
+    { "073",  524250 },
+    { "074",  530250 },
+    { "075",  536250 },
+    { "076",  542250 },
+    { "077",  548250 },
+    { "078",  554250 },
+    { "079",  560250 },
+    { "080",  566250 },
+    { "081",  572250 },
+    { "082",  578250 },
+    { "083",  584250 },
+    { "084",  590250 },
+    { "085",  596250 },
+    { "086",  602250 },
+    { "087",  608250 },
+    { "088",  614250 },
+    { "089",  620250 },
+    { "090",  626250 },
+    { "091",  632250 },
+    { "092",  638250 },
+    { "093",  644250 },
+};
+
+/* --------------------------------------------------------------------- */
+
+struct CHANLISTS chanlists[] = {
+    { "us-bcast",         ntsc_bcast,        CHAN_COUNT(ntsc_bcast)        },
+    { "us-cable",         ntsc_cable,        CHAN_COUNT(ntsc_cable)        },
+    { "us-cable-hrc",     ntsc_hrc,          CHAN_COUNT(ntsc_hrc)          },
+    { "us-cable-irc",     ntsc_irc,          CHAN_COUNT(ntsc_irc)          },
+    { "japan-bcast",      ntsc_bcast_jp,     CHAN_COUNT(ntsc_bcast_jp)     },
+    { "japan-cable",      ntsc_cable_jp,     CHAN_COUNT(ntsc_cable_jp)     },
+    { "europe-west",      europe_west,       CHAN_COUNT(europe_west)       },
+    { "europe-east",      europe_east,       CHAN_COUNT(europe_east)       },
+    { "italy",		  pal_italy,         CHAN_COUNT(pal_italy)         },
+    { "newzealand",       pal_newzealand,    CHAN_COUNT(pal_newzealand)    },
+    { "australia",        pal_australia,     CHAN_COUNT(pal_australia)     },
+    { "ireland",          pal_ireland,       CHAN_COUNT(pal_ireland)       },
+    { "france",           secam_france,      CHAN_COUNT(secam_france)      },
+    { "china-bcast",      pal_bcast_cn,      CHAN_COUNT(pal_bcast_cn)      },
+    { "southafrica",      pal_bcast_za,      CHAN_COUNT(pal_bcast_za)      },
+    { "argentina",        argentina,         CHAN_COUNT(argentina)         },
+    { "australia-optus",  pal_australia_optus, CHAN_COUNT(pal_australia_optus) },
+    { NULL, NULL, 0 } /* EOF */
+};
diff --git a/test/qv4l2/frequencies.h b/test/qv4l2/frequencies.h
new file mode 100644
index 000000000..e6044e5e1
--- /dev/null
+++ b/test/qv4l2/frequencies.h
@@ -0,0 +1,111 @@
+#ifndef FREQUENCIES_H
+#define FREQUENCIES_H
+
+/*
+ * Worldwide channel/frequency list
+ *
+ * Nathan Laredo (laredo@broked.net)
+ *
+ * Frequencies are given in kHz
+ */
+#define NTSC_AUDIO_CARRIER	4500
+#define PAL_AUDIO_CARRIER_I	6000
+#define PAL_AUDIO_CARRIER_BGHN	5500
+#define PAL_AUDIO_CARRIER_MN	4500
+#define PAL_AUDIO_CARRIER_D	6500
+#define SEACAM_AUDIO_DKK1L	6500
+#define SEACAM_AUDIO_BG		5500
+/* NICAM 728 32-kHz, 14-bit digital stereo audio is transmitted in 1ms frames
+   containing 8 bits frame sync, 5 bits control, 11 bits additional data, and
+   704 bits audio data.  The bit rate is reduced by transmitting only 10 bits
+   plus parity of each 14 bit sample, the largest sample in a frame determines
+   which 10 bits are transmitted.  The parity bits for audio samples also
+   specify the scaling factor used for that channel during that frame.  The
+   companeded audio data is interleaved to reduce the influence of dropouts
+   and the whole frame except for sync bits is scrambled for spectrum shaping.
+   Data is modulated using QPSK, at below following subcarrier freqs */
+#define NICAM728_PAL_BGH	5850
+#define NICAM728_PAL_I		6552
+
+/* COMPREHENSIVE LIST OF FORMAT BY COUNTRY
+   (M) NTSC used in:
+	Antigua, Aruba, Bahamas, Barbados, Belize, Bermuda, Bolivia, Burma,
+	Canada, Chile, Colombia, Costa Rica, Cuba, Curacao, Dominican Republic,
+	Ecuador, El Salvador, Guam Guatemala, Honduras, Jamaica, Japan,
+	South Korea, Mexico, Montserrat, Myanmar, Nicaragua, Panama, Peru,
+	Philippines, Puerto Rico, St Christopher and Nevis, Samoa, Suriname,
+	Taiwan, Trinidad/Tobago, United States, Venezuela, Virgin Islands
+   (B) PAL used in:
+	Albania, Algeria, Australia, Austria, Bahrain, Bangladesh, Belgium,
+	Bosnia-Herzegovinia, Brunei Darussalam, Cambodia, Cameroon, Croatia,
+	Cyprus, Denmark, Egypt, Ethiopia, Equatorial Guinea, Finland, Germany,
+	Ghana, Gibraltar, Greenland, Iceland, India, Indonesia, Israel, Italy,
+	Jordan, Kenya, Kuwait, Liberia, Libya, Luxembourg, Malaysa, Maldives,
+	Malta, Nepal, Netherlands, New Zeland, Nigeria, Norway, Oman, Pakistan,
+	Papua New Guinea, Portugal, Qatar, Sao Tome and Principe, Saudi Arabia,
+	Seychelles, Sierra Leone, Singapore, Slovenia, Somali, Spain,
+	Sri Lanka, Sudan, Swaziland, Sweden, Switzeland, Syria, Thailand,
+	Tunisia, Turkey, Uganda, United Arab Emirates, Yemen
+   (N) PAL used in: (Combination N = 4.5MHz audio carrier, 3.58MHz burst)
+	Argentina (Combination N), Paraguay, Uruguay
+   (M) PAL (525/60, 3.57MHz burst) used in:
+	Brazil
+   (G) PAL used in:
+	Albania, Algeria, Austria, Bahrain, Bosnia/Herzegovinia, Cambodia,
+	Cameroon, Croatia, Cyprus, Denmark, Egypt, Ethiopia, Equatorial Guinea,
+	Finland, Germany, Gibraltar, Greenland, Iceland, Israel, Italy, Jordan,
+	Kenya, Kuwait, Liberia, Libya, Luxembourg, Malaysia, Monaco,
+	Mozambique, Netherlands, New Zealand, Norway, Oman, Pakistan,
+	Papa New Guinea, Portugal, Qatar, Romania, Sierra Leone, Singapore,
+	Slovenia, Somalia, Spain, Sri Lanka, Sudan, Swaziland, Sweeden,
+	Switzerland, Syria, Thailand, Tunisia, Turkey, United Arab Emirates,
+	Yemen, Zambia, Zimbabwe
+   (D) PAL used in:
+	China, North Korea, Romania, Czech Republic
+   (H) PAL used in:
+	Belgium
+   (I) PAL used in:
+	Angola, Botswana, Gambia, Guinea-Bissau, Hong Kong, Ireland, Lesotho,
+	Malawi, Nambia, Nigeria, South Africa, Tanzania, United Kingdom,
+	Zanzibar
+   (B) SECAM used in:
+	Djibouti, Greece, Iran, Iraq, Lebanon, Mali, Mauritania, Mauritus,
+	Morocco
+   (D) SECAM used in:
+	Afghanistan, Armenia, Azerbaijan, Belarus, Bulgaria,
+	Estonia, Georgia, Hungary, Zazakhstan, Lithuania, Mongolia, Moldova,
+	Russia, Slovak Republic, Ukraine, Vietnam
+   (G) SECAM used in:
+	Greecem Iran, Iraq, Mali, Mauritus, Morocco, Saudi Arabia
+   (K) SECAM used in:
+	Armenia, Azerbaijan, Bulgaria, Estonia, Georgia,
+	Hungary, Kazakhstan, Lithuania, Madagascar, Moldova, Poland, Russia,
+	Slovak Republic, Ukraine, Vietnam
+   (K1) SECAM used in:
+	Benin, Burkina Faso, Burundi, Chad, Cape Verde, Central African
+	Republic, Comoros, Congo, Gabon, Madagascar, Niger, Rwanda, Senegal,
+	Togo, Zaire
+   (L) SECAM used in:
+	France
+*/
+
+/* --------------------------------------------------------------------- */
+
+typedef struct CHANLIST {
+    const char *name;
+    int   freq;
+} _chanlist;
+
+typedef struct CHANLISTS {
+    const char       *name;
+    struct CHANLIST  *list;
+    int               count;
+} _chanlists;
+
+#define CHAN_COUNT(x) (sizeof(x)/sizeof(struct CHANLIST))
+
+/* --------------------------------------------------------------------- */
+
+extern struct CHANLISTS   chanlists[];
+
+#endif
diff --git a/test/qv4l2/qv4l2.cpp b/test/qv4l2/qv4l2.cpp
index ba43ad5c8..a4c675d48 100644
--- a/test/qv4l2/qv4l2.cpp
+++ b/test/qv4l2/qv4l2.cpp
@@ -1,5 +1,6 @@
 
 #include "qv4l2.h"
+#include "frequencies.h"
 
 #include <qimage.h>
 #include <qpixmap.h>
@@ -24,6 +25,7 @@
 #include <qcombobox.h>
 #include <qcheckbox.h>
 #include <qpushbutton.h>
+#include <qtooltip.h>
 #include <qpainter.h>
 #include <qpaintdevicemetrics.h>
 #include <qwhatsthis.h>
@@ -115,7 +117,14 @@ void ApplicationWindow::setDevice(const QString &device)
 	ctrlMap.clear();
 	widgetMap.clear();
 	classMap.clear();
+	videoInput = NULL;
+	videoOutput = NULL;
 	audioInput = NULL;
+	audioOutput = NULL;
+	tvStandard = NULL;
+	freq = NULL;
+	freqChannel = NULL;
+	freqTable = NULL;
 
 	fd = ::open(device, O_RDONLY);
 	if (fd >= 0) {
@@ -138,17 +147,21 @@ void ApplicationWindow::addGeneralTab()
 	grid->setSpacing(3);
 	tabs->addTab(vbox, "General");
 
+	memset(&tuner, 0, sizeof(tuner));
+	ioctl(fd, VIDIOC_G_TUNER, &tuner);
+
 	struct v4l2_input vin;
 	memset(&vin, 0, sizeof(vin));
 	if (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0) {
 		QLabel *label = new QLabel("Input", grid);
 		label->setAlignment(Qt::AlignRight);
-		QComboBox *combo = new QComboBox(grid);
+		videoInput = new QComboBox(grid);
 		while (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0) {
-			combo->insertItem((char *)vin.name);
+			videoInput->insertItem((char *)vin.name);
 			vin.index++;
 		}
-		connect(combo, SIGNAL(activated(int)), SLOT(inputChanged(int)));
+		connect(videoInput, SIGNAL(activated(int)), SLOT(inputChanged(int)));
+		updateVideoInput();
 		cnt++;
 	}
 
@@ -157,12 +170,13 @@ void ApplicationWindow::addGeneralTab()
 	if (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
 		QLabel *label = new QLabel("Output", grid);
 		label->setAlignment(Qt::AlignRight);
-		QComboBox *combo = new QComboBox(grid);
+		videoOutput = new QComboBox(grid);
 		while (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
-			combo->insertItem((char *)vout.name);
+			videoOutput->insertItem((char *)vout.name);
 			vout.index++;
 		}
-		connect(combo, SIGNAL(activated(int)), SLOT(outputChanged(int)));
+		connect(videoOutput, SIGNAL(activated(int)), SLOT(outputChanged(int)));
+		updateVideoOutput();
 		cnt++;
 	}
 
@@ -178,6 +192,7 @@ void ApplicationWindow::addGeneralTab()
 			vaudio.index++;
 		}
 		connect(audioInput, SIGNAL(activated(int)), SLOT(inputAudioChanged(int)));
+		updateAudioInput();
 		cnt++;
 	}
 
@@ -186,12 +201,74 @@ void ApplicationWindow::addGeneralTab()
 	if (ioctl(fd, VIDIOC_ENUMAUDOUT, &vaudioout) >= 0) {
 		QLabel *label = new QLabel("Output Audio", grid);
 		label->setAlignment(Qt::AlignRight);
-		QComboBox *combo = new QComboBox(grid);
+		audioOutput = new QComboBox(grid);
 		while (ioctl(fd, VIDIOC_ENUMAUDOUT, &vaudioout) >= 0) {
-			combo->insertItem((char *)vaudioout.name);
+			audioOutput->insertItem((char *)vaudioout.name);
 			vaudioout.index++;
 		}
-		connect(combo, SIGNAL(activated(int)), SLOT(outputAudioChanged(int)));
+		connect(audioOutput, SIGNAL(activated(int)), SLOT(outputAudioChanged(int)));
+		updateAudioOutput();
+		cnt++;
+	}
+
+	struct v4l2_standard vs;
+	memset(&vs, 0, sizeof(vs));
+	if (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+		QLabel *label = new QLabel("TV Standard", grid);
+		label->setAlignment(Qt::AlignRight);
+		tvStandard = new QComboBox(grid);
+		while (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+			tvStandard->insertItem((char *)vs.name);
+			vs.index++;
+		}
+		connect(tvStandard, SIGNAL(activated(int)), SLOT(standardChanged(int)));
+		updateStandard();
+		cnt++;
+	}
+
+	bool first = cnt & 1;
+
+	if (first) {
+		QString what;
+		QLabel *label = new QLabel("Frequency", grid);
+		label->setAlignment(Qt::AlignRight);
+		freq = new QSpinBox(tuner.rangelow, tuner.rangehigh, 1, grid);
+		QWhatsThis::add(freq, what.sprintf("Frequency\n"
+					"Low: %d\n"
+					"High: %d\n",
+					tuner.rangelow, tuner.rangehigh));
+		connect(freq, SIGNAL(valueChanged(int)), SLOT(freqChanged(int)));
+		updateFreq();
+		cnt++;
+	}
+
+	{
+		QLabel *label = new QLabel("Frequency Tables", grid);
+		label->setAlignment(Qt::AlignRight);
+		freqTable = new QComboBox(grid);
+		for (int i = 0; chanlists[i].name; i++) {
+			freqTable->insertItem(chanlists[i].name);
+		}
+		connect(freqTable, SIGNAL(activated(int)), SLOT(freqTableChanged(int)));
+
+		label = new QLabel("Channels", grid);
+		label->setAlignment(Qt::AlignRight);
+		freqChannel = new QComboBox(grid);
+		connect(freqChannel, SIGNAL(activated(int)), SLOT(freqChannelChanged(int)));
+		updateFreqChannel();
+	}
+
+	if (!first) {
+		QString what;
+		QLabel *label = new QLabel("Frequency", grid);
+		label->setAlignment(Qt::AlignRight);
+		freq = new QSpinBox(tuner.rangelow, tuner.rangehigh, 1, grid);
+		QWhatsThis::add(freq, what.sprintf("Frequency\n"
+					"Low: %d\n"
+					"High: %d\n",
+					tuner.rangelow, tuner.rangehigh));
+		connect(freq, SIGNAL(valueChanged(int)), SLOT(freqChanged(int)));
+		updateFreq();
 		cnt++;
 	}
 
@@ -468,13 +545,17 @@ long long ApplicationWindow::getVal64(unsigned id)
 {
 	const v4l2_queryctrl &qctrl = ctrlMap[id];
 	QWidget *w = widgetMap[qctrl.id];
+	long long v = 0;
 
 	switch (qctrl.type) {
 	case V4L2_CTRL_TYPE_INTEGER64:
-		return static_cast<QLineEdit *>(w)->text().toLongLong();
+		v = static_cast<QLineEdit *>(w)->text().toLongLong();
+		break;
 	default:
-		return 0;
+		break;
 	}
+	setWhat(w, id, v);
+	return v;
 }
 
 int ApplicationWindow::getVal(unsigned id)
@@ -483,20 +564,25 @@ int ApplicationWindow::getVal(unsigned id)
 	QWidget *w = widgetMap[qctrl.id];
 	v4l2_querymenu qmenu;
 	int i, idx;
+	int v = 0;
 
 	switch (qctrl.type) {
 	case V4L2_CTRL_TYPE_INTEGER:
 		if (qctrl.flags & V4L2_CTRL_FLAG_SLIDER) {
-			return static_cast<QSlider *>(w)->value();
+			v = static_cast<QSlider *>(w)->value();
+			break;
 		}
 
 		if (qctrl.maximum - qctrl.minimum <= 255) {
-			return static_cast<QSpinBox *>(w)->value();
+			v = static_cast<QSpinBox *>(w)->value();
+			break;
 		}
-		return static_cast<QLineEdit *>(w)->text().toInt();
+		v = static_cast<QLineEdit *>(w)->text().toInt();
+		break;
 
 	case V4L2_CTRL_TYPE_BOOLEAN:
-		return static_cast<QCheckBox *>(w)->isChecked();
+		v = static_cast<QCheckBox *>(w)->isChecked();
+		break;
 
 	case V4L2_CTRL_TYPE_MENU:
 		idx = static_cast<QComboBox *>(w)->currentItem();
@@ -508,12 +594,14 @@ int ApplicationWindow::getVal(unsigned id)
 			if (idx-- == 0)
 				break;
 		}
-		return i;
+		v = i;
+		break;
 
 	default:
 		break;
 	}
-	return 0;
+	setWhat(w, id, v);
+	return v;
 }
 
 void ApplicationWindow::updateCtrl(unsigned id)
@@ -532,9 +620,11 @@ void ApplicationWindow::updateCtrl(unsigned id)
 		c.value = getVal(id);
 		if (::ioctl(fd, VIDIOC_S_CTRL, &c)) {
 			int err = errno;
+			char buf[200];
 
-			printf("error %08x (%s): %s\n", id,
+			sprintf(buf, "Error %08x (%s): %s", id,
 				ctrlMap[id].name, strerror(err));
+			statusBar()->message(buf, 10000);
 		}
 		return;
 	}
@@ -553,9 +643,11 @@ void ApplicationWindow::updateCtrl(unsigned id)
 	ctrls.controls = &c;
 	if (::ioctl(fd, VIDIOC_S_EXT_CTRLS, &ctrls)) {
 		int err = errno;
+		char buf[200];
 
-		printf("error %08x (%s): %s\n", id,
+		sprintf(buf, "Error %08x (%s): %s", id,
 				ctrlMap[id].name, strerror(err));
+		statusBar()->message(buf, 10000);
 	}
 	else if (ctrlMap[id].flags & V4L2_CTRL_FLAG_UPDATE)
 		refresh(ctrl_class);
@@ -578,9 +670,11 @@ void ApplicationWindow::refresh(unsigned ctrl_class)
 			c.id = id;
 			if (::ioctl(fd, VIDIOC_G_CTRL, &c)) {
 				int err = errno;
+				char buf[200];
 
-				printf("error %08x (%s): %s\n", id,
+				sprintf(buf, "Error %08x (%s): %s", id,
 						ctrlMap[id].name, strerror(err));
+				statusBar()->message(buf, 10000);
 			}
 			setVal(id, c.value);
 		}
@@ -601,12 +695,15 @@ void ApplicationWindow::refresh(unsigned ctrl_class)
 		int err = errno;
 
 		if (ctrls.error_idx >= ctrls.count) {
-			printf("error: %s\n", strerror(err));
+			statusBar()->message(strerror(err), 10000);
 		}
 		else {
 			unsigned id = c[ctrls.error_idx].id;
-			printf("error %08x (%s): %s\n", id,
+			char buf[200];
+
+			sprintf(buf, "Error %08x (%s): %s", id,
 					ctrlMap[id].name, strerror(err));
+			statusBar()->message(buf, 10000);
 		}
 	}
 	else {
@@ -624,6 +721,51 @@ void ApplicationWindow::refresh(unsigned ctrl_class)
 	delete [] c;
 }
 
+void ApplicationWindow::setWhat(QWidget *w, unsigned id, long long v)
+{
+	const v4l2_queryctrl &qctrl = ctrlMap[id];
+	QString what;
+	QString flags = getCtrlFlags(qctrl.flags);
+
+	switch (qctrl.type) {
+	case V4L2_CTRL_TYPE_INTEGER:
+		QWhatsThis::add(w, what.sprintf("Integer type control\n"
+					"Minimum: %d\n"
+					"Maximum: %d\n"
+					"Current: %d\n"
+					"Default: %d\n",
+			qctrl.minimum, qctrl.maximum, (int)v, qctrl.default_value) + flags);
+		break;
+
+	case V4L2_CTRL_TYPE_INTEGER64:
+		QWhatsThis::add(w, what.sprintf("64-bit Integer type control\n"
+					"Current: %lld\n", v) + flags);
+		break;
+
+	case V4L2_CTRL_TYPE_BUTTON:
+		QWhatsThis::add(w, what.sprintf("Button type control\n") + flags);
+		break;
+
+	case V4L2_CTRL_TYPE_BOOLEAN:
+		QWhatsThis::add(w, what.sprintf("Boolean type control\n"
+					"Current: %d\n"
+					"Default: %d\n",
+			(int)v, qctrl.default_value) + flags);
+		break;
+
+	case V4L2_CTRL_TYPE_MENU:
+		QWhatsThis::add(w, what.sprintf("Menu type control\n"
+					"Minimum: %d\n"
+					"Maximum: %d\n"
+					"Current: %d\n"
+					"Default: %d\n",
+			qctrl.minimum, qctrl.maximum, (int)v, qctrl.default_value) + flags);
+		break;
+	default:
+		break;
+	}
+}
+
 void ApplicationWindow::setVal(unsigned id, int v)
 {
 	const v4l2_queryctrl &qctrl = ctrlMap[id];
@@ -659,6 +801,7 @@ void ApplicationWindow::setVal(unsigned id, int v)
 	default:
 		break;
 	}
+	setWhat(w, id, v);
 }
 
 void ApplicationWindow::setVal64(unsigned id, long long v)
@@ -673,6 +816,7 @@ void ApplicationWindow::setVal64(unsigned id, long long v)
 	default:
 		break;
 	}
+	setWhat(w, id, v);
 }
 
 void ApplicationWindow::setDefaults(unsigned ctrl_class)
@@ -687,6 +831,24 @@ void ApplicationWindow::setDefaults(unsigned ctrl_class)
 	ctrlAction(ctrl_class | CTRL_UPDATE);
 }
 
+QString ApplicationWindow::getCtrlFlags(unsigned flags)
+{
+	QString s;
+
+	if (flags & V4L2_CTRL_FLAG_GRABBED)
+		s += "grabbed ";
+	if (flags & V4L2_CTRL_FLAG_READ_ONLY)
+		s += "readonly ";
+	if (flags & V4L2_CTRL_FLAG_UPDATE)
+		s += "update ";
+	if (flags & V4L2_CTRL_FLAG_INACTIVE)
+		s += "inactive ";
+	if (flags & V4L2_CTRL_FLAG_SLIDER)
+		s += "slider ";
+	if (s.length()) s = QString("Flags: ") + s;
+	return s;
+}
+
 void ApplicationWindow::choose()
 {
     QString fn = QFileDialog::getOpenFileName( "/dev/v4l", QString::null,
@@ -706,17 +868,20 @@ void ApplicationWindow::closeEvent( QCloseEvent* ce )
 
 void ApplicationWindow::inputChanged(int input)
 {
-	ioctl(fd, VIDIOC_S_INPUT, &input);
+	doIoctl("Set Input", VIDIOC_S_INPUT, &input);
 	struct v4l2_audio vaudio;
 	memset(&vaudio, 0, sizeof(vaudio));
 	if (audioInput && ioctl(fd, VIDIOC_G_AUDIO, &vaudio) >= 0) {
 		audioInput->setCurrentItem(vaudio.index);
+		updateAudioInput();
 	}
+	updateVideoInput();
 }
 
 void ApplicationWindow::outputChanged(int output)
 {
-	ioctl(fd, VIDIOC_S_OUTPUT, &output);
+	doIoctl("Set Output", VIDIOC_S_OUTPUT, &output);
+	updateVideoOutput();
 }
 
 void ApplicationWindow::inputAudioChanged(int input)
@@ -724,7 +889,8 @@ void ApplicationWindow::inputAudioChanged(int input)
 	struct v4l2_audio vaudio;
 	memset(&vaudio, 0, sizeof(vaudio));
 	vaudio.index = input;
-	ioctl(fd, VIDIOC_S_AUDIO, &vaudio);
+	doIoctl("Set Audio Input", VIDIOC_S_AUDIO, &vaudio);
+	updateAudioInput();
 }
 
 void ApplicationWindow::outputAudioChanged(int output)
@@ -732,7 +898,136 @@ void ApplicationWindow::outputAudioChanged(int output)
 	struct v4l2_audioout vaudioout;
 	memset(&vaudioout, 0, sizeof(vaudioout));
 	vaudioout.index = output;
-	ioctl(fd, VIDIOC_S_AUDOUT, &vaudioout);
+	doIoctl("Set Audio Output", VIDIOC_S_AUDOUT, &vaudioout);
+	updateAudioOutput();
+}
+
+void ApplicationWindow::standardChanged(int std)
+{
+	struct v4l2_standard vs;
+	memset(&vs, 0, sizeof(vs));
+	vs.index = std;
+	ioctl(fd, VIDIOC_ENUMSTD, &vs);
+	doIoctl("Set TV Standard", VIDIOC_S_STD, &vs.id);
+	updateStandard();
+}
+
+void ApplicationWindow::freqTableChanged(int)
+{
+	updateFreqChannel();
+	freqChannelChanged(0);
+}
+
+void ApplicationWindow::freqChannelChanged(int idx)
+{
+	freq->setValue((int)(chanlists[freqTable->currentItem()].list[idx].freq / 62.5));
+}
+
+void ApplicationWindow::freqChanged(int val)
+{
+	struct v4l2_frequency f;
+
+	memset(&f, 0, sizeof(f));
+	f.type = V4L2_TUNER_ANALOG_TV;
+	f.frequency = val;
+	doIoctl("Set frequency", VIDIOC_S_FREQUENCY, &f);
+}
+
+void ApplicationWindow::updateVideoInput()
+{
+	int input;
+
+	ioctl(fd, VIDIOC_G_INPUT, &input);
+	videoInput->setCurrentItem(input);
+}
+
+void ApplicationWindow::updateVideoOutput()
+{
+	int output;
+
+	ioctl(fd, VIDIOC_G_OUTPUT, &output);
+	videoOutput->setCurrentItem(output);
+}
+
+void ApplicationWindow::updateAudioInput()
+{
+	struct v4l2_audio audio;
+	QString what;
+
+	memset(&audio, 0, sizeof(audio));
+	ioctl(fd, VIDIOC_G_AUDIO, &audio);
+	audioInput->setCurrentItem(audio.index);
+	if (audio.capability & V4L2_AUDCAP_STEREO)
+		what = "stereo input";
+	else
+		what = "mono input";
+	if (audio.capability & V4L2_AUDCAP_AVL)
+		what += ", has AVL";
+	if (audio.mode & V4L2_AUDMODE_AVL)
+		what += ", AVL is on";
+	QWhatsThis::add(audioInput, what);
+}
+
+void ApplicationWindow::updateAudioOutput()
+{
+	struct v4l2_audioout audio;
+
+	memset(&audio, 0, sizeof(audio));
+	ioctl(fd, VIDIOC_G_AUDOUT, &audio);
+	audioOutput->setCurrentItem(audio.index);
+}
+
+void ApplicationWindow::updateStandard()
+{
+	v4l2_std_id std;
+	struct v4l2_standard vs;
+	QString what;
+	ioctl(fd, VIDIOC_G_STD, &std);
+	memset(&vs, 0, sizeof(vs));
+	while (ioctl(fd, VIDIOC_ENUMSTD, &vs) != -1) {
+		if (vs.id & std) {
+			tvStandard->setCurrentItem(vs.index);
+			what.sprintf("TV Standard (0x%llX)\n"
+				"Frame period: %f (%d/%d)\n"
+				"Frame lines: %d\n", std,
+				(double)vs.frameperiod.numerator / vs.frameperiod.denominator,
+				vs.frameperiod.numerator, vs.frameperiod.denominator,
+				vs.framelines);
+			QWhatsThis::add(tvStandard, what);
+			return;
+		}
+		vs.index++;
+	}
+}
+
+void ApplicationWindow::updateFreq()
+{
+	struct v4l2_frequency f;
+
+	memset(&f, 0, sizeof(f));
+	ioctl(fd, VIDIOC_G_FREQUENCY, &f);
+	freq->setValue(f.frequency);
+}
+
+void ApplicationWindow::updateFreqChannel()
+{
+	freqChannel->clear();
+	int tbl = freqTable->currentItem();
+	struct CHANLIST *list = chanlists[tbl].list;
+	for (int i = 0; i < chanlists[tbl].count; i++)
+		freqChannel->insertItem(list[i].name);
+}
+
+bool ApplicationWindow::doIoctl(QString descr, unsigned cmd, void *arg)
+{
+	statusBar()->clear();
+	int err = ioctl(fd, cmd, arg);
+
+	if (err == -1) {
+		QString s = strerror(errno);
+		statusBar()->message(descr + ": " + s, 10000);
+	}
+	return err != -1;
 }
 
 void ApplicationWindow::about()
diff --git a/test/qv4l2/qv4l2.h b/test/qv4l2/qv4l2.h
index 1b3bc4ed6..1145af417 100644
--- a/test/qv4l2/qv4l2.h
+++ b/test/qv4l2/qv4l2.h
@@ -22,6 +22,7 @@
 #include <linux/videodev2.h>
 
 class QComboBox;
+class QSpinBox;
 
 typedef std::vector<unsigned> ClassIDVec;
 typedef std::map<unsigned, ClassIDVec> ClassMap;
@@ -55,6 +56,10 @@ private slots:
     void outputChanged(int);
     void inputAudioChanged(int);
     void outputAudioChanged(int);
+    void standardChanged(int);
+    void freqTableChanged(int);
+    void freqChannelChanged(int);
+    void freqChanged(int);
 
     void about();
 
@@ -70,6 +75,16 @@ private:
     long long getVal64(unsigned id);
     void setVal(unsigned id, int v);
     void setVal64(unsigned id, long long v);
+    QString getCtrlFlags(unsigned flags);
+    void setWhat(QWidget *w, unsigned id, long long v);
+    bool doIoctl(QString descr, unsigned cmd, void *arg);
+    void updateVideoInput();
+    void updateVideoOutput();
+    void updateAudioInput();
+    void updateAudioOutput();
+    void updateStandard();
+    void updateFreq();
+    void updateFreqChannel();
 
     QString filename;
     QSignalMapper *sigMapper;
@@ -78,9 +93,17 @@ private:
     CtrlMap ctrlMap;
     WidgetMap widgetMap;
     ClassMap classMap;
+    struct v4l2_tuner tuner;
 
     // General tab
+    QComboBox *videoInput;
+    QComboBox *videoOutput;
     QComboBox *audioInput;
+    QComboBox *audioOutput;
+    QComboBox *tvStandard;
+    QSpinBox  *freq;
+    QComboBox *freqTable;
+    QComboBox *freqChannel;
 };
 
 
diff --git a/test/qv4l2/qv4l2.pro b/test/qv4l2/qv4l2.pro
index 62eb56b07..cfa608ca2 100644
--- a/test/qv4l2/qv4l2.pro
+++ b/test/qv4l2/qv4l2.pro
@@ -7,4 +7,4 @@ INCLUDEPATH += . ../../linux/include
 
 # Input
 HEADERS += qv4l2.h
-SOURCES += qv4l2.cpp
+SOURCES += qv4l2.cpp frequencies.c