gps/GPSResources/tcpmpVerOld/common/codec.h

84 lines
2.1 KiB
C
Executable File

/*****************************************************************************
*
* This program is free software ; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: codec.h 384 2005-12-12 07:28:12Z picard $
*
* The Core Pocket Media Player
* Copyright (c) 2004-2005 Gabor Kovacs
*
****************************************************************************/
#ifndef __CODEC_H
#define __CODEC_H
//-----------------------------------------------------------
// simple codec template to make life easier
#define CODEC_CLASS FOURCC('C','O','D','C')
// input pin
#define CODEC_INPUT 0x100
// output pin
#define CODEC_OUTPUT 0x101
// output comments
#define CODEC_COMMENT 0x102
// process return code
#define CODEC_NO_DROPPING 0x200
typedef struct codec
{
node Node;
nodefunc UpdateInput;
nodefunc UpdateOutput; // optional
nodefunc Flush; // optional
packetprocess Process; // optional
nodefunc ReSend; // optional
struct
{
pin Pin;
packetprocess Process;
packetformat Format;
} In;
struct
{
pin Pin;
packetprocess Process;
packetformat Format;
} Out;
packet Packet;
bool_t Pending;
bool_t UseComment;
bool_t NoHardDropping;
pin Comment;
pin NotSupported;
} codec;
void Codec_Init();
void Codec_Done();
DLL int CodecEnum(codec* p, int* No, datadef* Param);
DLL int CodecGet(codec* p, int No, void* Data, int Size);
DLL int CodecSet(codec* p, int No, const void* Data, int Size);
#endif