Skip to content

V
vlc-1.1
Commit 40310f02 authored by Laurent Aimar's avatar Laurent Aimar
Browse files
Options

* asf :demux -> demux2.

parent 8ac0fe38
Show whitespace changes
Inline Side-by-side
Showing with 142 additions and 193 deletions
modules/demux/asf/asf.c
View file @ 40310f02
......@@ -2,7 +2,7 @@
* asf.c : ASF demux module
*****************************************************************************
* Copyright (C) 2002-2003 VideoLAN
* $Id: asf.c,v 1.51 2004/01/31 05:27:02 fenrir Exp $
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -42,7 +42,7 @@ static void Close ( vlc_object_t * );
vlc_module_begin();
set_description( _("ASF v1.0 demuxer") );
set_capability( "demux", 200 );
set_capability( "demux2", 200 );
set_callbacks( Open, Close );
add_shortcut( "asf" );
vlc_module_end();
......@@ -51,10 +51,10 @@ vlc_module_end();
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Demux ( input_thread_t * );
static int Control( input_thread_t *, int i_query, va_list args );
static int Demux ( demux_t * );
static int Control( demux_t *, int i_query, va_list args );
typedef struct asf_stream_s
typedef struct
{
int i_cat;
......@@ -66,18 +66,19 @@ typedef struct asf_stream_s
block_t *p_frame; /* use to gather complete frame */
} asf_stream_t;
} asf_track_t;
struct demux_sys_t
{
mtime_t i_time; /* s */
mtime_t i_length; /* length of file file */
int64_t i_bitrate; /* global file bitrate */
asf_object_root_t *p_root;
asf_object_file_properties_t *p_fp;
unsigned int i_streams;
asf_stream_t *stream[128];
unsigned int i_track;
asf_track_t *track[128];
int64_t i_data_begin;
int64_t i_data_end;
......@@ -86,50 +87,52 @@ struct demux_sys_t
};
static mtime_t GetMoviePTS( demux_sys_t * );
static int DemuxPacket( input_thread_t *, vlc_bool_t b_play_audio );
static int DemuxPacket( demux_t * );
/*****************************************************************************
* Open: check file and initializes ASF structures
*****************************************************************************/
static int Open( vlc_object_t * p_this )
{
input_thread_t *p_input = (input_thread_t *)p_this;
demux_t *p_demux = (demux_t *)p_this;
demux_sys_t *p_sys;
uint8_t *p_peek;
guid_t guid;
demux_sys_t *p_sys;
unsigned int i_stream, i;
asf_object_content_description_t *p_cd;
vlc_bool_t b_seekable;
/* a little test to see if it could be a asf stream */
if( input_Peek( p_input, &p_peek, 16 ) < 16 )
if( stream_Peek( p_demux->s, &p_peek, 16 ) < 16 )
{
msg_Warn( p_input, "ASF plugin discarded (cannot peek)" );
msg_Warn( p_demux, "ASF plugin discarded (cannot peek)" );
return VLC_EGENERIC;
}
ASF_GetGUID( &guid, p_peek );
if( !ASF_CmpGUID( &guid, &asf_object_header_guid ) )
{
msg_Warn( p_input, "ASF plugin discarded (not a valid file)" );
msg_Warn( p_demux, "ASF plugin discarded (not a valid file)" );
return VLC_EGENERIC;
}
/* Set p_input field */
p_input->pf_demux = Demux;
p_input->pf_demux_control = Control;
p_input->p_demux_data = p_sys = malloc( sizeof( demux_sys_t ) );
/* Set p_demux fields */
p_demux->pf_demux = Demux;
p_demux->pf_control = Control;
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_input->s, STREAM_CAN_FASTSEEK, &b_seekable );
if( (p_sys->p_root = ASF_ReadObjectRoot( p_input->s, b_seekable )) == NULL )
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_input, "ASF plugin discarded (not a valid file)" );
msg_Warn( p_demux, "ASF plugin discarded (not a valid file)" );
free( p_sys );
return VLC_EGENERIC;
}
......@@ -137,49 +140,37 @@ static int Open( vlc_object_t * p_this )
if( p_sys->p_fp->i_min_data_packet_size != p_sys->p_fp->i_max_data_packet_size )
{
msg_Warn( p_input,
msg_Warn( p_demux,
"ASF plugin discarded (invalid file_properties object)" );
goto error;
}
p_sys->i_streams = ASF_CountObject( p_sys->p_root->p_hdr,
p_sys->i_track = ASF_CountObject( p_sys->p_root->p_hdr,
&asf_object_stream_properties_guid );
if( !p_sys->i_streams )
if( !p_sys->i_track )
{
msg_Warn( p_input, "ASF plugin discarded (cannot find any stream!)" );
msg_Warn( p_demux, "ASF plugin discarded (cannot find any stream!)" );
goto error;
}
msg_Dbg( p_input, "found %d streams", p_sys->i_streams );
vlc_mutex_lock( &p_input->stream.stream_lock );
if( input_InitStream( p_input, 0 ) == -1)
{
vlc_mutex_unlock( &p_input->stream.stream_lock );
msg_Err( p_input, "cannot init stream" );
goto error;
}
p_input->stream.i_mux_rate = 0 ; /* updated later */
vlc_mutex_unlock( &p_input->stream.stream_lock );
msg_Dbg( p_demux, "found %d streams", p_sys->i_track );
for( i_stream = 0; i_stream < p_sys->i_streams; i_stream ++ )
for( i_stream = 0; i_stream < p_sys->i_track; i_stream ++ )
{
asf_stream_t *p_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 );
p_stream =
p_sys->stream[p_sp->i_stream_number] =
malloc( sizeof( asf_stream_t ) );
memset( p_stream, 0, sizeof( asf_stream_t ) );
tk = p_sys->track[p_sp->i_stream_number] = malloc( sizeof( asf_track_t ) );
memset( tk, 0, sizeof( asf_track_t ) );
p_stream->i_time = -1;
p_stream->p_sp = p_sp;
p_stream->p_es = NULL;
p_stream->p_frame = NULL;
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 )
......@@ -203,11 +194,10 @@ static int Open( vlc_object_t * p_this )
memcpy( fmt.p_extra, &p_data[sizeof( WAVEFORMATEX )], fmt.i_extra );
}
p_stream->i_cat = AUDIO_ES;
p_stream->p_es = es_out_Add( p_input->p_es_out, &fmt );
tk->i_cat = AUDIO_ES;
tk->p_es = es_out_Add( p_demux->out, &fmt );
msg_Dbg( p_input,
"added new audio stream(codec:0x%x,ID:%d)",
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 ) &&
......@@ -229,16 +219,16 @@ static int Open( vlc_object_t * p_this )
memcpy( fmt.p_extra, &p_data[sizeof( BITMAPINFOHEADER )], fmt.i_extra );
}
p_stream->i_cat = VIDEO_ES;
p_stream->p_es = es_out_Add( p_input->p_es_out, &fmt );
tk->i_cat = VIDEO_ES;
tk->p_es = es_out_Add( p_demux->out, &fmt );
msg_Dbg( p_input, "added new video stream(ID:%d)",
msg_Dbg( p_demux, "added new video stream(ID:%d)",
p_sp->i_stream_number );
}
else
{
p_stream->i_cat = UNKNOWN_ES;
msg_Dbg( p_input, "ignoring unknown stream(ID:%d)",
tk->i_cat = UNKNOWN_ES;
msg_Dbg( p_demux, "ignoring unknown stream(ID:%d)",
p_sp->i_stream_number );
}
}
......@@ -256,13 +246,13 @@ static int Open( vlc_object_t * p_this )
/* go to first packet */
stream_Seek( p_input->s, p_sys->i_data_begin );
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_input->s );
int64_t i_size = stream_Size( p_demux->s );
if( p_sys->i_data_end > 0 && i_size > p_sys->i_data_end )
{
......@@ -280,8 +270,7 @@ static int Open( vlc_object_t * p_this )
if( p_sys->i_length > 0 )
{
p_input->stream.i_mux_rate =
i_size / 50 * (int64_t)1000000 / p_sys->i_length;
p_sys->i_bitrate = 8 * i_size * (int64_t)1000000 / p_sys->i_length;
}
}
......@@ -317,7 +306,7 @@ static int Open( vlc_object_t * p_this )
asf_object_codec_list_t *p_cl = ASF_FindObject( p_sys->p_root->p_hdr,
&asf_object_codec_list_guid, 0 );
if( p_sys->stream[i] )
if( p_sys->track[i] )
{
vlc_meta_t *tk = vlc_meta_New();
TAB_APPEND( p_sys->meta->i_track, p_sys->meta->track, tk );
......@@ -343,7 +332,7 @@ static int Open( vlc_object_t * p_this )
return VLC_SUCCESS;
error:
ASF_FreeObjectRoot( p_input->s, p_sys->p_root );
ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
free( p_sys );
return VLC_EGENERIC;
}
......@@ -352,49 +341,9 @@ error:
/*****************************************************************************
* Demux: read packet and send them to decoders
*****************************************************************************/
static int Demux( input_thread_t *p_input )
static int Demux( demux_t *p_demux )
{
demux_sys_t *p_sys = p_input->p_demux_data;
vlc_bool_t b_play_audio;
int i;
/* catch seek from user */
if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT )
{
int64_t i_offset;
msleep( p_input->i_pts_delay );
i_offset = stream_Tell( p_input->s ) - p_sys->i_data_begin;
if( i_offset < 0 )
{
i_offset = 0;
}
if( i_offset % p_sys->p_fp->i_min_data_packet_size > 0 )
{
i_offset -= i_offset % p_sys->p_fp->i_min_data_packet_size;
}
if( stream_Seek( p_input->s, i_offset + p_sys->i_data_begin ) )
{
msg_Warn( p_input, "cannot resynch after seek (EOF?)" );
return -1;
}
p_sys->i_time = -1;
for( i = 0; i < 128 ; i++ )
{
#define p_stream p_sys->stream[i]
if( p_stream )
{
p_stream->i_time = -1;
}
#undef p_stream
}
}
/* Check if we need to send the audio data to decoder */
b_play_audio = !p_input->stream.control.b_mute;
demux_sys_t *p_sys = p_demux->p_sys;
for( ;; )
{
......@@ -402,12 +351,12 @@ static int Demux( input_thread_t *p_input )
mtime_t i_time_begin = GetMoviePTS( p_sys );
int i_result;
if( p_input->b_die )
if( p_demux->b_die )
{
break;
}
if( ( i_result = DemuxPacket( p_input, b_play_audio ) ) <= 0 )
if( ( i_result = DemuxPacket( p_demux ) ) <= 0 )
{
return i_result;
}
......@@ -428,12 +377,10 @@ static int Demux( input_thread_t *p_input )
p_sys->i_time = GetMoviePTS( p_sys );
if( p_sys->i_time >= 0 )
{
input_ClockManageRef( p_input,
p_input->stream.p_selected_program,
p_sys->i_time * 9 / 100 );
es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_time );
}
return( 1 );
return 1;
}
/*****************************************************************************
......@@ -441,26 +388,26 @@ static int Demux( input_thread_t *p_input )
*****************************************************************************/
static void Close( vlc_object_t * p_this )
{
input_thread_t *p_input = (input_thread_t *)p_this;
demux_sys_t *p_sys = p_input->p_demux_data;
int i_stream;
demux_t *p_demux = (demux_t *)p_this;
demux_sys_t *p_sys = p_demux->p_sys;
int i;
msg_Dbg( p_input, "freeing all memory" );
msg_Dbg( p_demux, "freeing all memory" );
vlc_meta_Delete( p_sys->meta );
ASF_FreeObjectRoot( p_input->s, p_sys->p_root );
for( i_stream = 0; i_stream < 128; i_stream++ )
ASF_FreeObjectRoot( p_demux->s, p_sys->p_root );
for( i = 0; i < 128; i++ )
{
asf_stream_t *p_stream = p_sys->stream[i_stream];
asf_track_t *tk = p_sys->track[i];
if( p_stream )
if( tk )
{
if( p_stream->p_frame )
if( tk->p_frame )
{
block_ChainRelease( p_stream->p_frame );
block_ChainRelease( tk->p_frame );
}
free( p_stream );
free( tk );
}
}
free( p_sys );
......@@ -469,10 +416,11 @@ static void Close( vlc_object_t * p_this )
/*****************************************************************************
* Control:
*****************************************************************************/
static int Control( input_thread_t *p_input, int i_query, va_list args )
static int Control( demux_t *p_demux, int i_query, va_list args )
{
demux_sys_t *p_sys = p_input->p_demux_data;
demux_sys_t *p_sys = p_demux->p_sys;
int64_t *pi64;
int i;
vlc_meta_t **pp_meta;
switch( i_query )
......@@ -487,8 +435,20 @@ static int Control( input_thread_t *p_input, int i_query, va_list args )
*pp_meta = vlc_meta_Duplicate( p_sys->meta );
return VLC_SUCCESS;
case DEMUX_SET_POSITION:
case DEMUX_SET_TIME:
p_sys->i_time = -1;
for( i = 0; i < 128 ; i++ )
{
asf_track_t *tk = p_sys->track[i];
if( tk ) tk->i_time = -1;
}
default:
return demux_vaControlDefault( p_input, i_query, args );
return demux2_vaControlHelper( p_demux->s,
p_sys->i_data_begin, p_sys->i_data_end,
p_sys->i_bitrate, p_sys->p_fp->i_min_data_packet_size,
i_query, args );
}
}
......@@ -498,27 +458,27 @@ static int Control( input_thread_t *p_input, int i_query, va_list args )
static mtime_t GetMoviePTS( demux_sys_t *p_sys )
{
mtime_t i_time;
int i_stream;
int i;
i_time = -1;
for( i_stream = 0; i_stream < 128 ; i_stream++ )
for( i = 0; i < 128 ; i++ )
{
asf_stream_t *p_stream = p_sys->stream[i_stream];
asf_track_t *tk = p_sys->track[i];
if( p_stream && p_stream->p_es && p_stream->i_time > 0)
if( tk && tk->p_es && tk->i_time > 0)
{
if( i_time < 0 )
{
i_time = p_stream->i_time;
i_time = tk->i_time;
}
else
{
i_time = __MIN( i_time, p_stream->i_time );
i_time = __MIN( i_time, tk->i_time );
}
}
}
return( i_time );
return i_time;
}
#define GETVALUE2b( bits, var, def ) \
......@@ -531,9 +491,9 @@ static mtime_t GetMoviePTS( demux_sys_t *p_sys )
default: var = def; break;\
}
static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
static int DemuxPacket( demux_t *p_demux )
{
demux_sys_t *p_sys = p_input->p_demux_data;
demux_sys_t *p_sys = p_demux->p_sys;
int i_data_packet_min = p_sys->p_fp->i_min_data_packet_size;
uint8_t *p_peek;
int i_skip;
......@@ -554,11 +514,10 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
int i_payload_length_type;
if( stream_Peek( p_input->s, &p_peek,i_data_packet_min)<i_data_packet_min )
if( stream_Peek( p_demux->s, &p_peek,i_data_packet_min)<i_data_packet_min )
{
// EOF ?
msg_Warn( p_input, "cannot peek while getting new packet, EOF ?" );
return( 0 );
msg_Warn( p_demux, "cannot peek while getting new packet, EOF ?" );
return 0;
}
i_skip = 0;
......@@ -585,7 +544,7 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
}
else
{
msg_Warn( p_input, "p_peek[0]&0x80 != 0x80" );
msg_Warn( p_demux, "p_peek[0]&0x80 != 0x80" );
}
/* sanity check */
......@@ -625,7 +584,7 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
for( i_payload = 0; i_payload < i_payload_count ; i_payload++ )
{
asf_stream_t *p_stream;
asf_track_t *tk;
int i_stream_number;
int i_media_object_number;
......@@ -668,7 +627,7 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
else if( i_replicated_data_length == 1 )
{
msg_Dbg( p_input, "found compressed payload" );
msg_Dbg( p_demux, "found compressed payload" );
i_pts = (mtime_t)i_tmp * 1000;
i_pts_delta = (mtime_t)p_peek[i_skip] * 1000; i_skip++;
......@@ -698,28 +657,22 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
{
break;
}
#if 0
msg_Dbg( p_input,
msg_Dbg( p_demux,
"payload(%d/%d) stream_number:%d media_object_number:%d media_object_offset:%d replicated_data_length:%d payload_data_length %d",
i_payload + 1,
i_payload_count,
i_stream_number,
i_media_object_number,
i_media_object_offset,
i_replicated_data_length,
i_payload_data_length );
i_payload + 1, i_payload_count, i_stream_number, i_media_object_number,
i_media_object_offset, i_replicated_data_length, i_payload_data_length );
#endif
if( !( p_stream = p_sys->stream[i_stream_number] ) )
if( ( tk = p_sys->track[i_stream_number] ) == NULL )
{
msg_Warn( p_input,
msg_Warn( p_demux,
"undeclared stream[Id 0x%x]", i_stream_number );
i_skip += i_payload_data_length;
continue; // over payload
}
if( !p_stream->p_es )
if( !tk->p_es )
{
i_skip += i_payload_data_length;
continue;
......@@ -746,38 +699,35 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
}
/* FIXME I don't use i_media_object_number, sould I ? */
if( p_stream->p_frame && i_media_object_offset == 0 )
if( tk->p_frame && i_media_object_offset == 0 )
{
/* send complete packet to decoder */
block_t *p_gather = block_ChainGather( p_stream->p_frame );
block_t *p_gather = block_ChainGather( tk->p_frame );
es_out_Send( p_input->p_es_out, p_stream->p_es, p_gather );
es_out_Send( p_demux->out, tk->p_es, p_gather );
p_stream->p_frame = NULL;
tk->p_frame = NULL;
}
i_read = i_sub_payload_data_length + i_skip;
if( ( p_frag = stream_Block( p_input->s, i_read ) ) == NULL )
if( ( p_frag = stream_Block( p_demux->s, i_read ) ) == NULL )
{
msg_Warn( p_input, "cannot read data" );
return( 0 );
msg_Warn( p_demux, "cannot read data" );
return 0;
}
i_packet_size_left -= i_read;
p_frag->p_buffer += i_skip;
p_frag->i_buffer -= i_skip;
if( p_stream->p_frame == NULL )
if( tk->p_frame == NULL )
{
p_stream->i_time =
tk->i_time =
( (mtime_t)i_pts + i_payload * (mtime_t)i_pts_delta );
p_frag->i_pts =
input_ClockGetTS( p_input,
p_input->stream.p_selected_program,
p_stream->i_time * 9 /100 );
p_frag->i_pts = tk->i_time;
if( p_stream->i_cat != VIDEO_ES )
if( tk->i_cat != VIDEO_ES )
p_frag->i_dts = p_frag->i_pts;
else
{
......@@ -786,17 +736,16 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
}
}
block_ChainAppend( &p_stream->p_frame, p_frag );
block_ChainAppend( &tk->p_frame, p_frag );
i_skip = 0;
if( i_packet_size_left > 0 )
{
if( stream_Peek( p_input->s, &p_peek, i_packet_size_left )
if( stream_Peek( p_demux->s, &p_peek, i_packet_size_left )
< i_packet_size_left )
{
// EOF ?
msg_Warn( p_input, "cannot peek, EOF ?" );
return( 0 );
msg_Warn( p_demux, "cannot peek, EOF ?" );
return 0;
}
}
}
......@@ -804,26 +753,26 @@ static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
if( i_packet_size_left > 0 )
{
if( stream_Read( p_input->s, NULL, i_packet_size_left )
if( stream_Read( p_demux->s, NULL, i_packet_size_left )
< i_packet_size_left )
{
msg_Warn( p_input, "cannot skip data, EOF ?" );
return( 0 );
msg_Warn( p_demux, "cannot skip data, EOF ?" );
return 0;
}
}
return( 1 );
return 1;
loop_error_recovery:
msg_Warn( p_input, "unsupported packet header" );
msg_Warn( p_demux, "unsupported packet header" );
if( p_sys->p_fp->i_min_data_packet_size != p_sys->p_fp->i_max_data_packet_size )
{
msg_Err( p_input, "unsupported packet header, fatal error" );
return( -1 );
msg_Err( p_demux, "unsupported packet header, fatal error" );
return -1;
}
stream_Read( p_input->s, NULL, i_data_packet_min );
stream_Read( p_demux->s, NULL, i_data_packet_min );
return( 1 );
return 1;
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment