1 /*****************************************************************************
2 * adec_test.c: MPEG Layer I-II audio decoder test program
3 *****************************************************************************
4 * Copyright (C) 1999, 2000 VideoLAN
5 * $Id: adec_test.c,v 1.2 2002/06/01 12:32:00 sam Exp $
7 * Authors: Michel Kaempf <maxx@via.ecp.fr>
8 * Michel Lespinasse <walken@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
32 #include "int_types.h"
33 #include "mpeg_adec_generic.h"
34 #include "mpeg_adec.h"
36 #define ADEC_FRAME_SIZE (2*1152)
41 adec_sync_info_t sync_info;
42 adec_byte_stream_t * stream;
43 s16 buffer [ADEC_FRAME_SIZE];
47 memset (&decoder, 0, sizeof (decoder));
48 if (adec_init (&decoder))
53 stream = adec_byte_stream (&decoder);
54 stream->p_byte = NULL;
64 if (adec_sync_frame (&decoder, &sync_info))
68 if (adec_decode_frame (&decoder, buffer))
74 for (i = 0; i < (2*1152); i++)
76 fprintf ( stderr, "%04X\n",(u16)buffer[i] );
84 void adec_byte_stream_next (adec_byte_stream_t * p_byte_stream)
86 static u8 buffer [1024];
91 fd = p_byte_stream->info;
92 size = fread (buffer, 1, 1024, fd);
95 p_byte_stream->p_byte = buffer;
96 p_byte_stream->p_end = buffer + size;
99 { /* end of stream, read dummy zeroes */
100 p_byte_stream->p_byte = &dummy;
101 p_byte_stream->p_end = &dummy + 1;