/*****************************************************************************
* file.c : audio output which writes the samples to a file
*****************************************************************************
- * Copyright (C) 2002 VideoLAN
+ * Copyright (C) 2002 the VideoLAN team
* $Id$
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <string.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <vlc/vlc.h>
-#include <vlc/aout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include "aout_internal.h"
-#include "codecs.h"
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_aout.h>
+#include <vlc_codecs.h> /* WAVEHEADER */
+#include <vlc_fs.h>
#define FRAME_SIZE 2048
#define A52_FRAME_NB 1536
struct aout_sys_t
{
FILE * p_file;
- vlc_bool_t b_add_wav_header;
+ bool b_add_wav_header;
WAVEHEADER waveh; /* Wave header of the output file */
};
#define CHANNELS_MAX 6
-static int pi_channels_maps[CHANNELS_MAX+1] =
+static const int pi_channels_maps[CHANNELS_MAX+1] =
{
0,
AOUT_CHAN_CENTER,
#define FORMAT_LONGTEXT N_("One of \"u8\", \"s8\", \"u16\", \"s16\", " \
"\"u16_le\", \"s16_le\", \"u16_be\", \"s16_be\", \"fixed32\", " \
"\"float32\" or \"spdif\"")
-#define CHANNELS_TEXT N_("Output channels number")
+#define CHANNELS_TEXT N_("Number of output channels")
#define CHANNELS_LONGTEXT N_("By default, all the channels of the incoming " \
"will be saved but you can restrict the number of channels here.")
-#define WAV_TEXT N_("Add wave header")
+#define WAV_TEXT N_("Add WAVE header")
#define WAV_LONGTEXT N_("Instead of writing a raw file, you can add a WAV " \
- "header to the file")
-
-static char *format_list[] = { "u8", "s8", "u16", "s16", "u16_le", "s16_le",
- "u16_be", "s16_be", "fixed32", "float32",
- "spdif" };
-static int format_int[] = { VLC_FOURCC('u','8',' ',' '),
- VLC_FOURCC('s','8',' ',' '),
- AOUT_FMT_U16_NE, AOUT_FMT_S16_NE,
- VLC_FOURCC('u','1','6','l'),
- VLC_FOURCC('s','1','6','l'),
- VLC_FOURCC('u','1','6','b'),
- VLC_FOURCC('s','1','6','b'),
- VLC_FOURCC('f','i','3','2'),
- VLC_FOURCC('f','l','3','2'),
- VLC_FOURCC('s','p','i','f') };
+ "header to the file.")
+
+static const char *const format_list[] = { "u8", "s8", "u16", "s16", "u16_le",
+ "s16_le", "u16_be", "s16_be", "fixed32",
+ "float32", "spdif" };
+static const int format_int[] = { VLC_CODEC_U8,
+ VLC_CODEC_S8,
+ VLC_CODEC_U16N, VLC_CODEC_S16N,
+ VLC_CODEC_U16L,
+ VLC_CODEC_S16L,
+ VLC_CODEC_U16B,
+ VLC_CODEC_S16B,
+ VLC_CODEC_FI32,
+ VLC_CODEC_FL32,
+ VLC_CODEC_SPDIFL };
#define FILE_TEXT N_("Output file")
-#define FILE_LONGTEXT N_("File to which the audio samples will be written to")
+#define FILE_LONGTEXT N_("File to which the audio samples will be written to. (\"-\" for stdout")
-vlc_module_begin();
- set_description( N_("File audio output") );
- set_shortname( _("File") );
+vlc_module_begin ()
+ set_description( N_("File audio output") )
+ set_shortname( N_("File") )
+ set_category( CAT_AUDIO )
+ set_subcategory( SUBCAT_AUDIO_AOUT )
add_string( "audiofile-format", "s16", NULL,
- FORMAT_TEXT, FORMAT_LONGTEXT, VLC_TRUE );
- change_string_list( format_list, 0, 0 );
+ FORMAT_TEXT, FORMAT_LONGTEXT, true )
+ change_string_list( format_list, 0, 0 )
add_integer( "audiofile-channels", 0, NULL,
- CHANNELS_TEXT, CHANNELS_LONGTEXT, VLC_TRUE );
+ CHANNELS_TEXT, CHANNELS_LONGTEXT, true )
add_file( "audiofile-file", "audiofile.wav", NULL, FILE_TEXT,
- FILE_LONGTEXT, VLC_FALSE );
- add_bool( "audiofile-wav", 1, NULL, WAV_TEXT, WAV_LONGTEXT, VLC_TRUE );
+ FILE_LONGTEXT, false )
+ add_bool( "audiofile-wav", true, NULL, WAV_TEXT, WAV_LONGTEXT, true )
- set_capability( "audio output", 0 );
- add_shortcut( "file" );
- add_shortcut( "audiofile" );
- set_callbacks( Open, Close );
-vlc_module_end();
+ set_capability( "audio output", 0 )
+ add_shortcut( "file", "audiofile" )
+ set_callbacks( Open, Close )
+vlc_module_end ()
/*****************************************************************************
* Open: open a dummy audio device
{
aout_instance_t * p_aout = (aout_instance_t *)p_this;
char * psz_name, * psz_format;
- char ** ppsz_compare = format_list;
- vlc_value_t val;
+ const char * const * ppsz_compare = format_list;
int i_channels, i = 0;
- var_Create( p_this, "audiofile-file", VLC_VAR_STRING|VLC_VAR_DOINHERIT );
- var_Get( p_this, "audiofile-file", &val );
- psz_name = val.psz_string;
+ psz_name = var_CreateGetString( p_this, "audiofile-file" );
if( !psz_name || !*psz_name )
{
msg_Err( p_aout, "you need to specify an output file name" );
- if( psz_name ) free( psz_name );
+ free( psz_name );
return VLC_EGENERIC;
}
/* Allocate structure */
p_aout->output.p_sys = malloc( sizeof( aout_sys_t ) );
if( p_aout->output.p_sys == NULL )
- {
- msg_Err( p_aout, "out of memory" );
- return VLC_EGENERIC;
- }
+ return VLC_ENOMEM;
+
+ if( !strcmp( psz_name, "-" ) )
+ p_aout->output.p_sys->p_file = stdout;
+ else
+ p_aout->output.p_sys->p_file = vlc_fopen( psz_name, "wb" );
- p_aout->output.p_sys->p_file = fopen( psz_name, "wb" );
free( psz_name );
if ( p_aout->output.p_sys->p_file == NULL )
{
p_aout->output.pf_play = Play;
/* Audio format */
- var_Create( p_this, "audiofile-format", VLC_VAR_STRING|VLC_VAR_DOINHERIT );
- var_Get( p_this, "audiofile-format", &val );
- psz_format = val.psz_string;
+ psz_format = var_CreateGetString( p_this, "audiofile-format" );
while ( *ppsz_compare != NULL )
{
{
msg_Err( p_aout, "cannot understand the format string (%s)",
psz_format );
- fclose( p_aout->output.p_sys->p_file );
+ if( p_aout->output.p_sys->p_file != stdout )
+ fclose( p_aout->output.p_sys->p_file );
free( p_aout->output.p_sys );
+ free( psz_format );
return VLC_EGENERIC;
}
+ free( psz_format );
p_aout->output.output.i_format = format_int[i];
if ( AOUT_FMT_NON_LINEAR( &p_aout->output.output ) )
}
/* Channels number */
- var_Create( p_this, "audiofile-channels",
- VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
- var_Get( p_this, "audiofile-channels", &val );
- i_channels = val.i_int;
+ i_channels = var_CreateGetInteger( p_this, "audiofile-channels" );
if( i_channels > 0 && i_channels <= CHANNELS_MAX )
{
}
/* WAV header */
- var_Create( p_this, "audiofile-wav", VLC_VAR_BOOL|VLC_VAR_DOINHERIT );
- var_Get( p_this, "audiofile-wav", &val );
- p_aout->output.p_sys->b_add_wav_header = val.b_bool;
+ p_aout->output.p_sys->b_add_wav_header = var_CreateGetBool( p_this,
+ "audiofile-wav" );
if( p_aout->output.p_sys->b_add_wav_header )
{
/* Write wave header */
WAVEHEADER *wh = &p_aout->output.p_sys->waveh;
- memset( wh, 0, sizeof(wh) );
+ memset( wh, 0, sizeof(*wh) );
switch( p_aout->output.output.i_format )
{
- case VLC_FOURCC('f','l','3','2'):
+ case VLC_CODEC_FL32:
wh->Format = WAVE_FORMAT_IEEE_FLOAT;
wh->BitsPerSample = sizeof(float) * 8;
break;
- case VLC_FOURCC('u','8',' ',' '):
+ case VLC_CODEC_U8:
wh->Format = WAVE_FORMAT_PCM;
wh->BitsPerSample = 8;
break;
- case VLC_FOURCC('s','1','6','l'):
+ case VLC_CODEC_S16L:
default:
wh->Format = WAVE_FORMAT_PCM;
wh->BitsPerSample = 16;
if( fwrite( wh, sizeof(WAVEHEADER), 1,
p_aout->output.p_sys->p_file ) != 1 )
{
- msg_Err( p_aout, "write error (%s)", strerror(errno) );
+ msg_Err( p_aout, "write error (%m)" );
}
}
/* Write Wave Header */
if( fseek( p_aout->output.p_sys->p_file, 0, SEEK_SET ) )
{
- msg_Err( p_aout, "seek error (%s)", strerror(errno) );
+ msg_Err( p_aout, "seek error (%m)" );
}
/* Header -> little endian format */
if( fwrite( &p_aout->output.p_sys->waveh, sizeof(WAVEHEADER), 1,
p_aout->output.p_sys->p_file ) != 1 )
{
- msg_Err( p_aout, "write error (%s)", strerror(errno) );
+ msg_Err( p_aout, "write error (%m)" );
}
}
- fclose( p_aout->output.p_sys->p_file );
+ if( p_aout->output.p_sys->p_file != stdout )
+ fclose( p_aout->output.p_sys->p_file );
free( p_aout->output.p_sys );
}
p_buffer = aout_FifoPop( p_aout, &p_aout->output.fifo );
- if( fwrite( p_buffer->p_buffer, p_buffer->i_nb_bytes, 1,
+ if( fwrite( p_buffer->p_buffer, p_buffer->i_buffer, 1,
p_aout->output.p_sys->p_file ) != 1 )
{
- msg_Err( p_aout, "write error (%s)", strerror(errno) );
+ msg_Err( p_aout, "write error (%m)" );
}
if( p_aout->output.p_sys->b_add_wav_header )
{
/* Update Wave Header */
- p_aout->output.p_sys->waveh.DataLength += p_buffer->i_nb_bytes;
+ p_aout->output.p_sys->waveh.DataLength += p_buffer->i_buffer;
}
aout_BufferFree( p_buffer );
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