Difference between revisions of "Truxton media get id"

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This retrieves the [https://en.wikipedia.org/wiki/Universally_unique_identifier GUID] of the file.
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This retrieves the [https://en.wikipedia.org/wiki/Universally_unique_identifier GUID] of the media.
This corresponds to the <code>ID</code> column of the <code>Media</code> table.
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This corresponds to the <code>[ID]</code> column of the <code><nowiki>[</nowiki>[[Media Table|Media]]<nowiki>]</nowiki></code> table.
  
 
=Syntax=
 
=Syntax=
<syntaxhighlight lang="C">
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<source lang="C">
 
void truxton_media_get_id( uint64_t media_handle, char * destination_string, size_t max_size );
 
void truxton_media_get_id( uint64_t media_handle, char * destination_string, size_t max_size );
</syntaxhighlight>
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</source>
  
 
=Parameters=
 
=Parameters=
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=Sample=
 
=Sample=
 
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<source lang="C" highlight="12">
<syntaxhighlight lang="C" highlight="12">
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void print_id( uint64_t truxton )
void print_id(uint64_t truxton)
 
 
{
 
{
   uint64_t media = truxton_media_open_id(truxton, "1506fd04-3b7f-a872-ba0d-ec43efbdcf9e");
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   uint64_t media = truxton_media_open_id( truxton, "1506fd04-3b7f-a872-ba0d-ec43efbdcf9e" );
  
 
   if ( media != 0 )
 
   if ( media != 0 )
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   char guid_string[ 40 ];
 
   char guid_string[ 40 ];
  
   truxton_media_get_id( media, guid_string, sizeof(guid_string));
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   truxton_media_get_id( media, guid_string, sizeof(guid_string) );
   truxton_media_free(media);
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   truxton_media_free( media );
  
   printf( "Media ID is %s\n", guid_string);
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   printf( "Media ID is %s\n", guid_string );
 
}
 
}
</syntaxhighlight>
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</source>

Latest revision as of 07:41, 3 February 2024

This retrieves the GUID of the media. This corresponds to the [ID] column of the [Media] table.

Syntax

void truxton_media_get_id( uint64_t media_handle, char * destination_string, size_t max_size );

Parameters

media_handle

The handle created by the truxton_media_open_id or truxton_media_create call.

destination_string

The string to be written to.

max_size

The maximum number of characters that can be written to destination_string.

Sample

void print_id( uint64_t truxton )
{
   uint64_t media = truxton_media_open_id( truxton, "1506fd04-3b7f-a872-ba0d-ec43efbdcf9e" );

   if ( media != 0 )
   {
      return;
   }

   char guid_string[ 40 ];

   truxton_media_get_id( media, guid_string, sizeof(guid_string) );
   truxton_media_free( media );

   printf( "Media ID is %s\n", guid_string );
}