IltmmWMProfileManager::GetCodecInfoCount
#include "ltmm.h"
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C Syntax |
HRESULT IltmmWMProfileManager__getCodecInfoCount(pProfMan, Type, pVal) |
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C++ Syntax |
HRESULT GetCodecInfoCount(Type, pVal) |
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IltmmWMProfileManager *pProfMan; |
/* pointer to an interface */ |
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BSTR Type; |
/* string */ |
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long *pVal; |
/* pointer to a variable */ |
Gets the number of available codecs for the specified media type.
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Parameter |
Description |
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pProfMan |
Pointer to an IltmmWMProfileManager interface. |
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Type |
A string identifying the major media type for which the number of available codecs is retrieved. Possible values are: |
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Value |
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ltmmMEDIATYPE_Video |
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ltmmMEDIATYPE_Audio |
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pVal |
Pointer to a variable to be updated with the number of available codecs for the specified type. |
Returns
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S_OK |
The function was successful. |
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<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Comments
The number of codecs obtained by this function can be used with IltmmWMProfileManager::GetCodecFormatCount and IltmmWMProfileManager::GetCodecFormat, which deal with codec A COmpressor Also known as an encoder, this is a module or algorithm to compress data. Playing that data back requires a decompressor, or decoder. combined with a DECompressor, or encoder Also known as compressor, this is a module or algorithm to compress data. Playing that data back requires a decompressor, or decoder. and a decoder Also known as a decompressor, this is a module or algorithm to decompress data., which allows you to both compress and decompress that same data. formats, by index.
For more information, refer to the Microsoft documentation for IWMCodecInfo::GetCodecInfoCount at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wmform11/htm/iwmcodecinfogetcodecinfocount.asp.
Required DLLs and Libraries
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LTMM For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
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Elements: |
IltmmWMProfileManager::GetCodecFormatCount, IltmmWMProfileManager::GetCodecFormat, IltmmWMProfileManager::GetCodecName, IltmmWMProfileManager::GetCodecFormatDesc |
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Topics: |
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Example
For a C example, refer to IltmmWMProfile::AddStream Example for C.
For a C++ example, refer to IltmmWMProfile::AddStream Example for C++.