1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - Initial contribution

    11 *

    12 * Contributors:

    13 * Ixonos Plc

    14 *

    15 * Description:  

    16 * Internal header for the video demultiplexer module.

    17 *

    18 */

    19 

    20 

    21 

    22 #ifndef _VDXINT_H_

    23 #define _VDXINT_H_

    24 

    25 /*

    26  * Defines

    27  */

    28 

    29 #ifndef vdxAssert

    30    #define vdxAssert(exp) assert(exp);

    31 #endif

    32 

    33 

    34 /*

    35  * Structs and typedefs

    36  */

    37 

    38 /* type for VLC (variable length code) lookup tables */

    39 typedef struct {

    40    int val; /* value for code, for example an index of the corresponding table

    41                in the H.263 recommendation */

    42    u_char len; /* actual length of code in bits */

    43 } vdxVLCTable_t;

    44 

    45 typedef struct{

    46     int16 code;

    47     int16 length;

    48 }tVLCTable;

    49 

    50 

    51 /*

    52  * Functions defined in viddemux.c (and used from viddemux_mpeg.c)

    53  */

    54 

    55 /* Macroblock Layer */

    56 

    57 int vdxGetCBPY(bibBuffer_t *inBuffer, int *index, 

    58    int *bitErrorIndication);

    59 

    60 int vdxGetMCBPCInter(

    61    bibBuffer_t *inBuffer, 

    62    int fPLUSPTYPE,

    63    int fFourMVsPossible,

    64    int fFirstMBOfPicture,

    65    int *index, 

    66    int *bitErrorIndication);

    67 

    68 int vdxGetMCBPCIntra(bibBuffer_t *inBuffer, int *index, 

    69    int *bitErrorIndication);

    70 

    71 int vdxGetMVD(bibBuffer_t *inBuffer, int *mvdx10, 

    72    int *bitErrorIndication);

    73 

    74 int vdxUpdateQuant(

    75    bibBuffer_t *inBuffer, 

    76    int fMQ,

    77    int quant,

    78    int *newQuant,

    79    int *bitErrorIndication);

    80 

    81 

    82 /*

    83  * Functions defined in viddemux_mpeg.c (and used from viddemux.c)

    84  */

    85 

    86    int vdxGetScaledMVD(bibBuffer_t *inBuffer, int f_code, int *mvd10,

    87       int *bitErrorIndication);

    88 

    89 #endif

    90 // End of File