I have installed the 64bit K-lite.
This report are all the codecs installed on my computer. I don't know what they mean. And if something needs to be corrected.
Codec Tweak Tool | Log file | Generated at 2012-01-13 23:17:18
##### System Information #####
OS: Windows 7 Home Premium (6.01.7601)
DirectX: 9.0c + 10 + 10.1 + 11
CPU name: Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz
CPU speed: 2926MHz
Memory: 4095MB
Screen size: 1920x1200 (32bits)
Video card: NVIDIA GeForce GTX 260, 1792MB
Video driver: nvd3dumx,nvwgf2umx,nvwgf2umx (Version 8.17.12.8562) (10-15-2011)
Audio device: Realtek High Definition Audio
Audio driver: RTKVHD64.sys (Version 6.0.1.6196) (9-7-2010)
##### K-Lite Codec Pack #####
KLCP version: 8.1.0
KLCP type: full
MPC renderer: EVR CP
MPC subs: 1
MPC DXVA: H264=0 VC1=0
MPC source: AVI=0 MPEG=0 MP4=0 MKV=0 OGG=0
MPC decoder: MPEG2=0
ffdshow vid: H264=0 XVID=0 DX50=1 DIV3=1 MPEG2=5 VC1=1 RAW=0
ffdshow aud: MP3=7 AAC=1 Vorbis=1 AC3=15 DTS=17 LPCM=4 RAW=0
##### K-Lite Codec Pack x64 #####
KLCP version: 5.6.0
ffdshow vid: H264=0 XVID=1 DX50=1 DIV3=1 MPEG2=0 VC1=0 RAW=0
ffdshow aud: MP3=7 AAC=1 Vorbis=1 AC3=0 DTS=0 LPCM=0 RAW=0
##### DirectShow Filters (32-bit) #####
Description: CyberLink Audio Decoder (HP)
File name: c:\program files (x86)\hewlett-packard\media\dvd\kernel\movie\claud.ax
File version: 8.4.0.2822
File size: 1959296 bytes
File MD5: 82279570e34e98503e82de67eb34ac28
CLSID: {01E52E20-FB77-4F3D-B74A-3D7990C2A34E}
Merit: 00201000
Description: MSDVD Audio Wizard (HP)
File name: c:\program files (x86)\hewlett-packard\media\dvd\kernel\movie\claudwizard.ax
File version: 1.0.0.4414
File size: 58664 bytes
File MD5: e140c6cefd1cba002e595a9d1d65434e
CLSID: {06AA3FCB-BC9A-4694-BC20-7533E1207312}
Merit: 00200001
Description: FunUnify Async Filter
File name: c:\program files (x86)\samsung\samsung new pc studio\funcodecfilter.ax
File version: 1.0.0.1
File size: 9834496 bytes
File MD5: 4eb3b56aa791eb655ca924ab2f1a2c4d
CLSID: {1F807D2C-077E-4312-8739-07117C6311CF}
Merit: 00600000 = MERIT_NORMAL
Description: CyberLink AVCHD Navigator(HP)
File name: c:\program files (x86)\hewlett-packard\media\dvd\kernel\hddvd\navfilter\clavchdnav.ax
File version: 2.0.0.3405
File size: 1205544 bytes
File MD5: 5f4641845724d54d3d0c37356a678c73
CLSID: {2838CFE7-BB6C-4286-89BF-843064875BFA}
Merit: 00600000 = MERIT_NORMAL
Description: FunUnify Codec Filter
File name: c:\program files (x86)\samsung\samsung new pc studio\funcodecfilter.ax
File version: 1.0.0.1
File size: 9834496 bytes
File MD5: 4eb3b56aa791eb655ca924ab2f1a2c4d
CLSID: {6DA8D5C6-DC68-475F-9322-3ECC33ABA7A8}
Merit: 00600000 = MERIT_NORMAL
Description: DivX Demux Filter (Unrestricted Edition)
File name: c:\program files (x86)\divx\divx plus directshow filters\directshowdemuxfilter.dll
File version: 1.0.3.111
File size: 1581056 bytes
File MD5: d05ac8af7810a26f94d7dad973270f6f
CLSID: {7D9B02F3-AC4C-4147-988C-BBF64956F618}
Merit: 00600000 = MERIT_NORMAL
Description: Audio Destination
File name: c:\program files (x86)\google\google earth\client\wavdest.ax
File version: 9.0.0.0
File size: 42496 bytes
File MD5: 060d523cd52accb64f6f2e00b3a72fcb
CLSID: {998FA181-D5BB-4548-9CB6-7FC105A0A327}
Merit: 00000000 = MERIT_NONE
Description: P3Sourcer
File name: c:\windows\syswow64\muzaf1.dll
File version: 1.0.0.60410
File size: 135168 bytes
File MD5: 8cb1ddc3eac6b60213c75b21dae06ff5
CLSID: {B792A203-FB64-4909-AEFE-A9EFB2697E55}
Merit: 00600000 = MERIT_NORMAL
Description: KTF MUSIC AoD Sourcer
File name: c:\program files (x86)\samsung\samsung new pc studio\npsasrc.dll
File version: 1.0.8.708
File size: 139264 bytes
File MD5: f19a82aacc688cdd535e050d9274f5c1
CLSID: {D9036FEF-2069-491B-8734-CE336497522C}
Merit: 00600000 = MERIT_NORMAL
Description: Moto Image Decoder Filter
File name: c:\program files (x86)\samsung\samsung new pc studio\npsimgfilter.ax
File version: 1.0.0.1
File size: 61440 bytes
File MD5: 45375763fb5d31afbb1118c692bb2d7d
CLSID: {E09BCE8F-7F2E-4030-808A-362F2FB74D2F}
Merit: 00600000 = MERIT_NORMAL
(A total of 189 filters, 10 shown, 179 hidden)
##### ICM Class Manager (32-bit) #####
(A total of 3 filters, 0 shown, 3 hidden)
##### DirectShow Filters (64-bit) #####
Description: PlayReady DMO Wrapper
File name: c:\progra~1\playre~1\prdmow~1.dll
File version: 1.3.2297.0
File size: 76800 bytes
File MD5: 4748dac14ad57dd7e60b55cd3a4fbfa1
CLSID: {4D4FC15D-643D-4B2C-A7E7-8177305982D8}
Merit: 00600002 = MERIT_NORMAL + 2
Description: Line 21 Decoder
File name: <unknown>
CLSID: {6E8D4A20-310C-11D0-B79A-00AA003767A7}
Merit: 00600000 = MERIT_NORMAL
(A total of 97 filters, 2 shown, 95 hidden)
##### ICM Class Manager (64-bit) #####
(A total of 3 filters, 0 shown, 3 hidden)
##### Default source filters (32-bit) #####
.3g2 {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gp {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gp2 {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gpp {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.aac {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.ac3 {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.alac {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.als {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.ape {66EA14E6-E2B3-433D-923E-EE401CADBBD9} File Source (Monkey Audio)
.apl {66EA14E6-E2B3-433D-923E-EE401CADBBD9} File Source (Monkey Audio)
.bdmv {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.bmp {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.cmp {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.dib {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.dts {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.dvr-ms {C9F5FE02-F851-4eb5-99EE-AD602AF1E619} StreamBufferSource
.flac {C52908F0-1C06-4C0D-A4CD-3D10EA51C757} madFlac Source
.flv {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.gif {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.hdmov {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.it {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.jfif {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpe {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpeg {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpg {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.m2t {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.m2ts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.m3u {e436ebb5-524f-11ce-9f53-0020af0ba770} File Source (Async.)
.m4a {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.m4v {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mka {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mks {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mkv {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mo3 {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.mov {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.mp3 {E436EBB5-524F-11CE-9F53-0020AF0BA770} File Source (Async.)
.mp4 {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mpls {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.mtm {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.mts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ofr {68D6728A-D715-492A-A57B-8DDA01F4921F} RadLight OptimFROG DirectShow Filter
.ofs {68D6728A-D715-492A-A57B-8DDA01F4921F} RadLight OptimFROG DirectShow Filter
.oga {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogg {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogm {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogv {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.pcd {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.pcx {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.png {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.psd {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.ra {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.rm {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.rmvb {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.s3m {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.spdif {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.tga {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.tif {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.ts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.tta {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.umx {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
.webm {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.wmf {61665621-5523-11D4-A717-80E5A24FE52B} CyberLink Load Image Filter
.wtv {C9F5FE02-F851-4eb5-99EE-AD602AF1E619} StreamBufferSource
.wv {E436EBB5-524F-11CE-9F53-0020AF0BA770} File Source (Async.)
.wvc {E436EBB5-524F-11CE-9F53-0020AF0BA770} File Source (Async.)
.xm {ABE7B1D9-4B3E-4ACD-A0D1-92611D3A4492} DC-Bass Source
##### Default source filters (64-bit) #####
.3g2 {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gp {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gp2 {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.3gpp {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ac3 {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.bdmv {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.bmp {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.dib {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.dts {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.dvr-ms {C9F5FE02-F851-4eb5-99EE-AD602AF1E619} StreamBufferSource
.gif {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.hdmov {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.jfif {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpe {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpeg {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.jpg {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.m2t {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.m2ts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.m3u {e436ebb5-524f-11ce-9f53-0020af0ba770} File Source (Async.)
.m4v {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mka {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mks {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mkv {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mov {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.mp3 {E436EBB5-524F-11CE-9F53-0020AF0BA770} File Source (Async.)
.mp4 {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.mpls {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.mts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.oga {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogg {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogm {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.ogv {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.pmf {541B082E-369E-4b02-96A0-029FA13884EA} MS PR Source Filter
.pya {541B082E-369E-4b02-96A0-029FA13884EA} MS PR Source Filter
.pyv {541B082E-369E-4b02-96A0-029FA13884EA} MS PR Source Filter
.ra {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.rm {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.rmvb {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.spdif {F7380D4C-DE45-4F03-9209-15EBA8552463} AC3File
.tga {7DF62B50-6843-11D2-9EEB-006008039E37} Generate Still Video
.ts {B98D13E7-55DB-4385-A33D-09FD1BA26338} LAV Splitter Source
.webm {55DA30FC-F16B-49FC-BAA5-AE59FC65F82D} Haali Media Splitter
.wtv {C9F5FE02-F851-4eb5-99EE-AD602AF1E619} StreamBufferSource
##### ACM and VFW Codecs (32-bit) #####
(A total of 26 codecs, 0 shown, 26 hidden)
##### ACM and VFW Codecs (64-bit) #####
(A total of 14 codecs, 0 shown, 14 hidden)
##### DirectX Media Objects (32-bit) #####
Description: QuickTime Audio Decoder Filter
File name: c:\program files (x86)\divx\divx transcode engine\gzhf330.ddc
File version: 1.1.0.17
File size: 61440 bytes
File MD5: a8eae2060a9b15cce2724d5266a74fc5
CLSID: {007474e7-1a02-46e1-af4c-fd819a1e8d15}
Description: Thumbnail Generator
File name: c:\program files (x86)\windows live\photo gallery\wlxdspa.dll
File version: 15.4.3538.513
File size: 191344 bytes
File MD5: 130350a4a14ca0efb6475e00a4186ffc
CLSID: {09BC59C2-70DD-45F9-A5B7-DE9F2A5CA34B}
Description: QuickTime Video Decoder Filter
File name: c:\program files (x86)\divx\divx transcode engine\mtw178.ddc
File version: 1.1.0.17
File size: 106496 bytes
File MD5: b3d696739dcf7f1b12e3bbe3ca286a66
CLSID: {ac5e8a54-357a-4e28-ad0e-6041faabd3d5}
Description: TOC Generator
File name: c:\program files (x86)\windows live\photo gallery\wlxdspa.dll
File version: 15.4.3538.513
File size: 191344 bytes
File MD5: 130350a4a14ca0efb6475e00a4186ffc
CLSID: {BC8CA1B3-B013-4866-9621-825957DF23F3}
(A total of 35 DMO, 4 shown, 31 hidden)
##### DirectX Media Objects (64-bit) #####
(A total of 31 DMO, 0 shown, 31 hidden)