/*****************************************************************************
* demux.c
*****************************************************************************
- * Copyright (C) 1999-2004 VideoLAN
+ * Copyright (C) 1999-2004 the VideoLAN team
* $Id$
*
* Author: Laurent Aimar <fenrir@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.
*****************************************************************************/
#include <stdlib.h>
#include "input_internal.h"
+static void SkipID3Tag( demux_t * );
+
/*****************************************************************************
* demux2_New:
* if s is NULL then load a access_demux
*****************************************************************************/
demux_t *__demux2_New( vlc_object_t *p_obj,
- char *psz_access, char *psz_demux, char *psz_path,
- stream_t *s, es_out_t *out )
+ const char *psz_access, const char *psz_demux,
+ const char *psz_path,
+ stream_t *s, es_out_t *out, vlc_bool_t b_quick )
{
demux_t *p_demux = vlc_object_create( p_obj, VLC_OBJECT_DEMUX );
- char *psz_module;
+ const char *psz_module;
- if( p_demux == NULL )
- {
- return NULL;
- }
+ if( p_demux == NULL ) return NULL;
/* Parse URL */
p_demux->psz_access = strdup( psz_access );
p_demux->psz_demux = strdup( psz_demux );
p_demux->psz_path = strdup( psz_path );
- /* Take into account "demux" to be able to do :demux=demuxdump */
+ /* Take into account "demux" to be able to do :demux=dump */
if( *p_demux->psz_demux == '\0' )
{
free( p_demux->psz_demux );
p_demux->psz_demux = var_GetString( p_obj, "demux" );
}
- msg_Dbg( p_obj, "demux2_New: access='%s' demux='%s' path='%s'",
- p_demux->psz_access, p_demux->psz_demux, p_demux->psz_path );
+ if( !b_quick )
+ {
+ msg_Dbg( p_obj, "creating demux: access='%s' demux='%s' path='%s'",
+ p_demux->psz_access, p_demux->psz_demux, p_demux->psz_path );
+ }
p_demux->s = s;
p_demux->out = out;
p_demux->info.i_title = 0;
p_demux->info.i_seekpoint = 0;
- if( s )
- psz_module = p_demux->psz_demux;
- else
- psz_module = p_demux->psz_access;
+ if( s ) psz_module = p_demux->psz_demux;
+ else psz_module = p_demux->psz_access;
if( s && *psz_module == '\0' && strrchr( p_demux->psz_path, '.' ) )
{
- /* XXX: add only file without any problem here and with strong detection.
- * - no .mp3, .a52, ... (aac is added as it works only by file ext anyway
- * - wav can't be added 'cause of a52 and dts in them as raw audio
+ /* XXX: add only file without any problem here and with strong detection.
+ * - no .mp3, .a52, ... (aac is added as it works only by file ext
+ * anyway
+ * - wav can't be added 'cause of a52 and dts in them as raw audio
*/
- static struct { char *ext; char *demux; } exttodemux[] =
- {
+ static struct { const char *ext; const char *demux; } exttodemux[] =
+ {
{ "aac", "aac" },
{ "aiff", "aiff" },
{ "asf", "asf" }, { "wmv", "asf" }, { "wma", "asf" },
{ "au", "au" },
{ "flac", "flac" },
{ "dv", "dv" },
- { "m3u", "m3u" },
+ { "m3u", "playlist" },
{ "mkv", "mkv" }, { "mka", "mkv" }, { "mks", "mkv" },
{ "mp4", "mp4" }, { "m4a", "mp4" }, { "mov", "mp4" }, { "moov", "mp4" },
{ "mod", "mod" }, { "xm", "mod" },
{ "ogg", "ogg" }, { "ogm", "ogg" },
{ "pva", "pva" },
{ "rm", "rm" },
+ { "m4v", "m4v" },
+ { "h264", "h264" },
{ NULL, NULL },
};
+ /* Here, we don't mind if it does not work, it must be quick */
+ static struct { const char *ext; const char *demux; } exttodemux_quick[] =
+ {
+ { "mp3", "mpga" },
+ { "ogg", "ogg" },
+ { "wma", "asf" },
+ { NULL, NULL }
+ };
- char *psz_ext = strrchr( p_demux->psz_path, '.' ) + 1;
+ const char *psz_ext = strrchr( p_demux->psz_path, '.' ) + 1;
int i;
- for( i = 0; exttodemux[i].ext != NULL; i++ )
+ if( !b_quick )
{
- if( !strcasecmp( psz_ext, exttodemux[i].ext ) )
+ for( i = 0; exttodemux[i].ext != NULL; i++ )
{
- psz_module = exttodemux[i].demux;
- break;
+ if( !strcasecmp( psz_ext, exttodemux[i].ext ) )
+ {
+ psz_module = exttodemux[i].demux;
+ break;
+ }
}
}
+ else
+ {
+ for( i = 0; exttodemux_quick[i].ext != NULL; i++ )
+ {
+ if( !strcasecmp( psz_ext, exttodemux_quick[i].ext ) )
+ {
+ psz_module = exttodemux_quick[i].demux;
+ break;
+ }
+ }
+
+ }
}
/* Before module_Need (for var_Create...) */
if( s )
{
+ /* ID3 tags will mess-up demuxer probing so we skip it here.
+ * ID3 parsers will called later on in the demuxer to access the
+ * skipped info. */
+ SkipID3Tag( p_demux );
+
p_demux->p_module =
module_Need( p_demux, "demux2", psz_module,
!strcmp( psz_module, p_demux->psz_demux ) ?
static int DStreamThread ( stream_t * );
-stream_t *__stream_DemuxNew( vlc_object_t *p_obj, char *psz_demux,
+stream_t *__stream_DemuxNew( vlc_object_t *p_obj, const char *psz_demux,
es_out_t *out )
{
/* We create a stream reader, and launch a thread */
s->pf_peek = DStreamPeek;
s->pf_control= DStreamControl;
+ s->i_char_width = 1;
+ s->b_little_endian = VLC_FALSE;
+
s->p_sys = malloc( sizeof( d_stream_sys_t) );
p_sys = (d_stream_sys_t*)s->p_sys;
demux_t *p_demux;
/* Create the demuxer */
- if( !(p_demux = demux2_New( s, "", p_sys->psz_name, "", s, p_sys->out )) )
+ if( !(p_demux = demux2_New( s, "", p_sys->psz_name, "", s, p_sys->out,
+ VLC_FALSE )) )
{
return VLC_EGENERIC;
}
p_demux->b_die = VLC_TRUE;
return VLC_SUCCESS;
}
+
+/****************************************************************************
+ * Utility functions
+ ****************************************************************************/
+static void SkipID3Tag( demux_t *p_demux )
+{
+ uint8_t *p_peek;
+ uint8_t version, revision;
+ int i_size;
+ int b_footer;
+
+ if( !p_demux->s ) return;
+
+ /* Get 10 byte id3 header */
+ if( stream_Peek( p_demux->s, &p_peek, 10 ) < 10 ) return;
+
+ if( p_peek[0] != 'I' || p_peek[1] != 'D' || p_peek[2] != '3' ) return;
+
+ version = p_peek[3];
+ revision = p_peek[4];
+ b_footer = p_peek[5] & 0x10;
+ i_size = (p_peek[6]<<21) + (p_peek[7]<<14) + (p_peek[8]<<7) + p_peek[9];
+
+ if( b_footer ) i_size += 10;
+ i_size += 10;
+
+ /* Skip the entire tag */
+ stream_Read( p_demux->s, NULL, i_size );
+
+ msg_Dbg( p_demux, "ID3v2.%d revision %d tag found, skipping %d bytes",
+ version, revision, i_size );
+
+ return;
+}