};
static mtime_t GetMoviePTS( demux_sys_t * );
+static int DemuxInit( demux_t * );
+static void DemuxEnd( demux_t * );
static int DemuxPacket( demux_t * );
/*****************************************************************************
{
demux_t *p_demux = (demux_t *)p_this;
demux_sys_t *p_sys;
- uint8_t *p_peek;
-
guid_t guid;
-
- unsigned int i_stream, i;
- asf_object_content_description_t *p_cd;
-
- vlc_bool_t b_seekable;
+ uint8_t *p_peek;
/* a little test to see if it could be a asf stream */
if( stream_Peek( p_demux->s, &p_peek, 16 ) < 16 )
p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
memset( p_sys, 0, sizeof( demux_sys_t ) );
- p_sys->i_time = -1;
- p_sys->i_length = 0;
- p_sys->i_bitrate = 0;
-
- /* Now load all object ( except raw data ) */
- stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &b_seekable );
- if( (p_sys->p_root = ASF_ReadObjectRoot( p_demux->s, b_seekable )) == NULL )
+ /* Load the headers */
+ if( DemuxInit( p_demux ) )
{
- msg_Warn( p_demux, "ASF plugin discarded (not a valid file)" );
- free( p_sys );
return VLC_EGENERIC;
}
- p_sys->p_fp = p_sys->p_root->p_fp;
-
- if( p_sys->p_fp->i_min_data_packet_size != p_sys->p_fp->i_max_data_packet_size )
- {
- msg_Warn( p_demux,
- "ASF plugin discarded (invalid file_properties object)" );
- goto error;
- }
-
- p_sys->i_track = ASF_CountObject( p_sys->p_root->p_hdr,
- &asf_object_stream_properties_guid );
- if( !p_sys->i_track )
- {
- msg_Warn( p_demux, "ASF plugin discarded (cannot find any stream!)" );
- goto error;
- }
-
- msg_Dbg( p_demux, "found %d streams", p_sys->i_track );
-
- for( i_stream = 0; i_stream < p_sys->i_track; i_stream ++ )
- {
- asf_track_t *tk;
- asf_object_stream_properties_t *p_sp;
-
- p_sp = ASF_FindObject( p_sys->p_root->p_hdr,
- &asf_object_stream_properties_guid,
- i_stream );
-
- tk = p_sys->track[p_sp->i_stream_number] = malloc( sizeof( asf_track_t ) );
- memset( tk, 0, sizeof( asf_track_t ) );
-
- tk->i_time = -1;
- tk->p_sp = p_sp;
- tk->p_es = NULL;
- tk->p_frame = NULL;
-
- if( ASF_CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_audio ) &&
- p_sp->i_type_specific_data_length >= sizeof( WAVEFORMATEX ) - 2 )
- {
- es_format_t fmt;
- uint8_t *p_data = p_sp->p_type_specific_data;
-
- es_format_Init( &fmt, AUDIO_ES, 0 );
- wf_tag_to_fourcc( GetWLE( &p_data[0] ), &fmt.i_codec, NULL );
- fmt.audio.i_channels = GetWLE( &p_data[2] );
- fmt.audio.i_rate = GetDWLE( &p_data[4] );
- fmt.i_bitrate = GetDWLE( &p_data[8] ) * 8;
- fmt.audio.i_blockalign = GetWLE( &p_data[12] );
- fmt.audio.i_bitspersample = GetWLE( &p_data[14] );
-
- if( p_sp->i_type_specific_data_length > sizeof( WAVEFORMATEX ) )
- {
- fmt.i_extra = __MIN( GetWLE( &p_data[16] ),
- p_sp->i_type_specific_data_length - sizeof( WAVEFORMATEX ) );
- fmt.p_extra = malloc( fmt.i_extra );
- memcpy( fmt.p_extra, &p_data[sizeof( WAVEFORMATEX )], fmt.i_extra );
- }
-
- tk->i_cat = AUDIO_ES;
- tk->p_es = es_out_Add( p_demux->out, &fmt );
-
- msg_Dbg( p_demux, "added new audio stream(codec:0x%x,ID:%d)",
- GetWLE( p_data ), p_sp->i_stream_number );
- }
- else if( ASF_CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_video ) &&
- p_sp->i_type_specific_data_length >= 11 + sizeof( BITMAPINFOHEADER ) )
- {
- es_format_t fmt;
- uint8_t *p_data = &p_sp->p_type_specific_data[11];
-
- es_format_Init( &fmt, VIDEO_ES,
- VLC_FOURCC( p_data[16], p_data[17], p_data[18], p_data[19] ) );
- fmt.video.i_width = GetDWLE( p_data + 4 );
- fmt.video.i_height= GetDWLE( p_data + 8 );
-
- if( p_sp->i_type_specific_data_length > 11 + sizeof( BITMAPINFOHEADER ) )
- {
- fmt.i_extra = __MIN( GetDWLE( p_data ),
- p_sp->i_type_specific_data_length - 11 - sizeof( BITMAPINFOHEADER ) );
- fmt.p_extra = malloc( fmt.i_extra );
- memcpy( fmt.p_extra, &p_data[sizeof( BITMAPINFOHEADER )], fmt.i_extra );
- }
-
- tk->i_cat = VIDEO_ES;
- tk->p_es = es_out_Add( p_demux->out, &fmt );
-
- msg_Dbg( p_demux, "added new video stream(ID:%d)",
- p_sp->i_stream_number );
- }
- else
- {
- tk->i_cat = UNKNOWN_ES;
- msg_Dbg( p_demux, "ignoring unknown stream(ID:%d)",
- p_sp->i_stream_number );
- }
- }
-
- p_sys->i_data_begin = p_sys->p_root->p_data->i_object_pos + 50;
- if( p_sys->p_root->p_data->i_object_size != 0 )
- { /* local file */
- p_sys->i_data_end = p_sys->p_root->p_data->i_object_pos +
- p_sys->p_root->p_data->i_object_size;
- }
- else
- { /* live/broacast */
- p_sys->i_data_end = -1;
- }
-
-
- /* go to first packet */
- stream_Seek( p_demux->s, p_sys->i_data_begin );
-
- /* try to calculate movie time */
- if( p_sys->p_fp->i_data_packets_count > 0 )
- {
- int64_t i_count;
- int64_t i_size = stream_Size( p_demux->s );
-
- if( p_sys->i_data_end > 0 && i_size > p_sys->i_data_end )
- {
- i_size = p_sys->i_data_end;
- }
-
- /* real number of packets */
- i_count = ( i_size - p_sys->i_data_begin ) /
- p_sys->p_fp->i_min_data_packet_size;
-
- /* calculate the time duration in micro-s */
- p_sys->i_length = (mtime_t)p_sys->p_fp->i_play_duration / 10 *
- (mtime_t)i_count /
- (mtime_t)p_sys->p_fp->i_data_packets_count;
-
- if( p_sys->i_length > 0 )
- {
- p_sys->i_bitrate = 8 * i_size * (int64_t)1000000 / p_sys->i_length;
- }
- }
-
- /* Create meta informations */
- p_sys->meta = vlc_meta_New();
-
- if( ( p_cd = ASF_FindObject( p_sys->p_root->p_hdr,
- &asf_object_content_description_guid, 0 ) ) )
- {
- if( p_cd->psz_title && *p_cd->psz_title )
- {
- vlc_meta_Add( p_sys->meta, VLC_META_TITLE, p_cd->psz_title );
- }
- if( p_cd->psz_author && *p_cd->psz_author )
- {
- vlc_meta_Add( p_sys->meta, VLC_META_AUTHOR, p_cd->psz_author );
- }
- if( p_cd->psz_copyright && *p_cd->psz_copyright )
- {
- vlc_meta_Add( p_sys->meta, VLC_META_COPYRIGHT, p_cd->psz_copyright );
- }
- if( p_cd->psz_description && *p_cd->psz_description )
- {
- vlc_meta_Add( p_sys->meta, VLC_META_DESCRIPTION, p_cd->psz_description );
- }
- if( p_cd->psz_rating && *p_cd->psz_rating )
- {
- vlc_meta_Add( p_sys->meta, VLC_META_RATING, p_cd->psz_rating );
- }
- }
- for( i_stream = 0, i = 0; i < 128; i++ )
- {
- asf_object_codec_list_t *p_cl = ASF_FindObject( p_sys->p_root->p_hdr,
- &asf_object_codec_list_guid, 0 );
-
- if( p_sys->track[i] )
- {
- vlc_meta_t *tk = vlc_meta_New();
- TAB_APPEND( p_sys->meta->i_track, p_sys->meta->track, tk );
-
- if( p_cl && i_stream < p_cl->i_codec_entries_count )
- {
- if( p_cl->codec[i_stream].psz_name &&
- *p_cl->codec[i_stream].psz_name )
- {
- vlc_meta_Add( tk, VLC_META_CODEC_NAME,
- p_cl->codec[i_stream].psz_name );
- }
- if( p_cl->codec[i_stream].psz_description &&
- *p_cl->codec[i_stream].psz_description )
- {
- vlc_meta_Add( tk, VLC_META_CODEC_DESCRIPTION,
- p_cl->codec[i_stream].psz_description );
- }
- }
- i_stream++;
- }
- }
return VLC_SUCCESS;
-
-error:
- ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
- free( p_sys );
- return VLC_EGENERIC;
}
for( ;; )
{
+ uint8_t *p_peek;
mtime_t i_length;
mtime_t i_time_begin = GetMoviePTS( p_sys );
int i_result;
break;
}
+ /* Check if we have concatenated files */
+ if( stream_Peek( p_demux->s, &p_peek, 16 ) == 16 )
+ {
+ guid_t guid;
+
+ ASF_GetGUID( &guid, p_peek );
+ if( ASF_CmpGUID( &guid, &asf_object_header_guid ) )
+ {
+ msg_Warn( p_demux, "Found a new ASF header" );
+ /* We end this stream */
+ DemuxEnd( p_demux );
+
+ /* And we prepare to read the next one */
+ if( DemuxInit( p_demux ) )
+ {
+ msg_Err( p_demux, "failed to load the new header" );
+ return 0;
+ }
+ continue;
+ }
+ }
+
+ /* Read and demux a packet */
if( ( i_result = DemuxPacket( p_demux ) ) <= 0 )
{
return i_result;
}
}
+ /* Set the PCR */
p_sys->i_time = GetMoviePTS( p_sys );
if( p_sys->i_time >= 0 )
{
static void Close( vlc_object_t * p_this )
{
demux_t *p_demux = (demux_t *)p_this;
- demux_sys_t *p_sys = p_demux->p_sys;
- int i;
- msg_Dbg( p_demux, "freeing all memory" );
+ DemuxEnd( p_demux );
- vlc_meta_Delete( p_sys->meta );
-
- ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
- for( i = 0; i < 128; i++ )
- {
- asf_track_t *tk = p_sys->track[i];
-
- if( tk )
- {
- if( tk->p_frame )
- {
- block_ChainRelease( tk->p_frame );
- }
- free( tk );
- }
- }
- free( p_sys );
+ free( p_demux->p_sys );
}
/*****************************************************************************
return 1;
}
+/*****************************************************************************
+ *
+ *****************************************************************************/
+static int DemuxInit( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ vlc_bool_t b_seekable;
+ int i;
+
+ unsigned int i_stream;
+ asf_object_content_description_t *p_cd;
+
+ /* init context */
+ p_sys->i_time = -1;
+ p_sys->i_length = 0;
+ p_sys->i_bitrate = 0;
+ p_sys->p_root = NULL;
+ p_sys->p_fp = NULL;
+ p_sys->i_track = 0;
+ for( i = 0; i < 128; i++ )
+ {
+ p_sys->track[i] = NULL;
+ }
+ p_sys->i_data_begin = -1;
+ p_sys->i_data_end = -1;
+ p_sys->meta = NULL;
+
+ /* Now load all object ( except raw data ) */
+ stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &b_seekable );
+ if( (p_sys->p_root = ASF_ReadObjectRoot( p_demux->s, b_seekable )) == NULL )
+ {
+ msg_Warn( p_demux, "ASF plugin discarded (not a valid file)" );
+ return VLC_EGENERIC;
+ }
+ p_sys->p_fp = p_sys->p_root->p_fp;
+
+ if( p_sys->p_fp->i_min_data_packet_size != p_sys->p_fp->i_max_data_packet_size )
+ {
+ msg_Warn( p_demux, "ASF plugin discarded (invalid file_properties object)" );
+ goto error;
+ }
+
+ p_sys->i_track = ASF_CountObject( p_sys->p_root->p_hdr,
+ &asf_object_stream_properties_guid );
+ if( p_sys->i_track <= 0 )
+ {
+ msg_Warn( p_demux, "ASF plugin discarded (cannot find any stream!)" );
+ goto error;
+ }
+
+ msg_Dbg( p_demux, "found %d streams", p_sys->i_track );
+
+ for( i_stream = 0; i_stream < p_sys->i_track; i_stream ++ )
+ {
+ asf_track_t *tk;
+ asf_object_stream_properties_t *p_sp;
+
+ p_sp = ASF_FindObject( p_sys->p_root->p_hdr,
+ &asf_object_stream_properties_guid,
+ i_stream );
+
+ tk = p_sys->track[p_sp->i_stream_number] = malloc( sizeof( asf_track_t ) );
+ memset( tk, 0, sizeof( asf_track_t ) );
+
+ tk->i_time = -1;
+ tk->p_sp = p_sp;
+ tk->p_es = NULL;
+ tk->p_frame = NULL;
+
+ if( ASF_CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_audio ) &&
+ p_sp->i_type_specific_data_length >= sizeof( WAVEFORMATEX ) - 2 )
+ {
+ es_format_t fmt;
+ uint8_t *p_data = p_sp->p_type_specific_data;
+
+ es_format_Init( &fmt, AUDIO_ES, 0 );
+ wf_tag_to_fourcc( GetWLE( &p_data[0] ), &fmt.i_codec, NULL );
+ fmt.audio.i_channels = GetWLE( &p_data[2] );
+ fmt.audio.i_rate = GetDWLE( &p_data[4] );
+ fmt.i_bitrate = GetDWLE( &p_data[8] ) * 8;
+ fmt.audio.i_blockalign = GetWLE( &p_data[12] );
+ fmt.audio.i_bitspersample = GetWLE( &p_data[14] );
+
+ if( p_sp->i_type_specific_data_length > sizeof( WAVEFORMATEX ) )
+ {
+ fmt.i_extra = __MIN( GetWLE( &p_data[16] ),
+ p_sp->i_type_specific_data_length - sizeof( WAVEFORMATEX ) );
+ fmt.p_extra = malloc( fmt.i_extra );
+ memcpy( fmt.p_extra, &p_data[sizeof( WAVEFORMATEX )], fmt.i_extra );
+ }
+
+ tk->i_cat = AUDIO_ES;
+ tk->p_es = es_out_Add( p_demux->out, &fmt );
+
+ msg_Dbg( p_demux, "added new audio stream(codec:0x%x,ID:%d)",
+ GetWLE( p_data ), p_sp->i_stream_number );
+ }
+ else if( ASF_CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_video ) &&
+ p_sp->i_type_specific_data_length >= 11 + sizeof( BITMAPINFOHEADER ) )
+ {
+ es_format_t fmt;
+ uint8_t *p_data = &p_sp->p_type_specific_data[11];
+
+ es_format_Init( &fmt, VIDEO_ES,
+ VLC_FOURCC( p_data[16], p_data[17], p_data[18], p_data[19] ) );
+ fmt.video.i_width = GetDWLE( p_data + 4 );
+ fmt.video.i_height= GetDWLE( p_data + 8 );
+
+ if( p_sp->i_type_specific_data_length > 11 + sizeof( BITMAPINFOHEADER ) )
+ {
+ fmt.i_extra = __MIN( GetDWLE( p_data ),
+ p_sp->i_type_specific_data_length - 11 - sizeof( BITMAPINFOHEADER ) );
+ fmt.p_extra = malloc( fmt.i_extra );
+ memcpy( fmt.p_extra, &p_data[sizeof( BITMAPINFOHEADER )], fmt.i_extra );
+ }
+
+ tk->i_cat = VIDEO_ES;
+ tk->p_es = es_out_Add( p_demux->out, &fmt );
+
+ msg_Dbg( p_demux, "added new video stream(ID:%d)",
+ p_sp->i_stream_number );
+ }
+ else
+ {
+ tk->i_cat = UNKNOWN_ES;
+ msg_Dbg( p_demux, "ignoring unknown stream(ID:%d)",
+ p_sp->i_stream_number );
+ }
+ }
+
+ p_sys->i_data_begin = p_sys->p_root->p_data->i_object_pos + 50;
+ if( p_sys->p_root->p_data->i_object_size != 0 )
+ { /* local file */
+ p_sys->i_data_end = p_sys->p_root->p_data->i_object_pos +
+ p_sys->p_root->p_data->i_object_size;
+ }
+ else
+ { /* live/broacast */
+ p_sys->i_data_end = -1;
+ }
+
+
+ /* go to first packet */
+ stream_Seek( p_demux->s, p_sys->i_data_begin );
+
+ /* try to calculate movie time */
+ if( p_sys->p_fp->i_data_packets_count > 0 )
+ {
+ int64_t i_count;
+ int64_t i_size = stream_Size( p_demux->s );
+
+ if( p_sys->i_data_end > 0 && i_size > p_sys->i_data_end )
+ {
+ i_size = p_sys->i_data_end;
+ }
+
+ /* real number of packets */
+ i_count = ( i_size - p_sys->i_data_begin ) /
+ p_sys->p_fp->i_min_data_packet_size;
+
+ /* calculate the time duration in micro-s */
+ p_sys->i_length = (mtime_t)p_sys->p_fp->i_play_duration / 10 *
+ (mtime_t)i_count /
+ (mtime_t)p_sys->p_fp->i_data_packets_count;
+
+ if( p_sys->i_length > 0 )
+ {
+ p_sys->i_bitrate = 8 * i_size * (int64_t)1000000 / p_sys->i_length;
+ }
+ }
+
+ /* Create meta informations */
+ p_sys->meta = vlc_meta_New();
+
+ if( ( p_cd = ASF_FindObject( p_sys->p_root->p_hdr,
+ &asf_object_content_description_guid, 0 ) ) )
+ {
+ if( p_cd->psz_title && *p_cd->psz_title )
+ {
+ vlc_meta_Add( p_sys->meta, VLC_META_TITLE, p_cd->psz_title );
+ }
+ if( p_cd->psz_author && *p_cd->psz_author )
+ {
+ vlc_meta_Add( p_sys->meta, VLC_META_AUTHOR, p_cd->psz_author );
+ }
+ if( p_cd->psz_copyright && *p_cd->psz_copyright )
+ {
+ vlc_meta_Add( p_sys->meta, VLC_META_COPYRIGHT, p_cd->psz_copyright );
+ }
+ if( p_cd->psz_description && *p_cd->psz_description )
+ {
+ vlc_meta_Add( p_sys->meta, VLC_META_DESCRIPTION, p_cd->psz_description );
+ }
+ if( p_cd->psz_rating && *p_cd->psz_rating )
+ {
+ vlc_meta_Add( p_sys->meta, VLC_META_RATING, p_cd->psz_rating );
+ }
+ }
+ for( i_stream = 0, i = 0; i < 128; i++ )
+ {
+ asf_object_codec_list_t *p_cl = ASF_FindObject( p_sys->p_root->p_hdr,
+ &asf_object_codec_list_guid, 0 );
+
+ if( p_sys->track[i] )
+ {
+ vlc_meta_t *tk = vlc_meta_New();
+ TAB_APPEND( p_sys->meta->i_track, p_sys->meta->track, tk );
+
+ if( p_cl && i_stream < p_cl->i_codec_entries_count )
+ {
+ if( p_cl->codec[i_stream].psz_name &&
+ *p_cl->codec[i_stream].psz_name )
+ {
+ vlc_meta_Add( tk, VLC_META_CODEC_NAME,
+ p_cl->codec[i_stream].psz_name );
+ }
+ if( p_cl->codec[i_stream].psz_description &&
+ *p_cl->codec[i_stream].psz_description )
+ {
+ vlc_meta_Add( tk, VLC_META_CODEC_DESCRIPTION,
+ p_cl->codec[i_stream].psz_description );
+ }
+ }
+ i_stream++;
+ }
+ }
+
+ es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
+ return VLC_SUCCESS;
+
+error:
+ ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
+ return VLC_EGENERIC;
+}
+/*****************************************************************************
+ *
+ *****************************************************************************/
+static void DemuxEnd( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ int i;
+
+ if( p_sys->p_root )
+ {
+ ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
+ p_sys->p_root = NULL;
+ }
+ if( p_sys->meta )
+ {
+ vlc_meta_Delete( p_sys->meta );
+ p_sys->meta = NULL;
+ }
+
+ for( i = 0; i < 128; i++ )
+ {
+ asf_track_t *tk = p_sys->track[i];
+
+ if( tk )
+ {
+ if( tk->p_frame )
+ {
+ block_ChainRelease( tk->p_frame );
+ }
+ if( tk->p_es )
+ {
+ es_out_Del( p_demux->out, tk->p_es );
+ }
+ free( tk );
+ }
+ p_sys->track[i] = 0;
+ }
+}