/*
- * miracle_unit.c -- Transmission Unit Implementation
- * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
+ * melted_unit.c -- Playout Implementation
+ * Copyright (C) 2002-2009 Ushodaya Enterprises Limited
* Author: Dan Dennedy <dan@dennedy.org>
*
* This program is free software; you can redistribute it and/or modify
#include <sys/mman.h>
-#include "miracle_unit.h"
-#include "miracle_log.h"
-#include "miracle_local.h"
+#include "melted_unit.h"
+#include "melted_log.h"
+#include "melted_local.h"
#include <framework/mlt.h>
/* Forward references */
-static void miracle_unit_status_communicate( miracle_unit );
+static void melted_unit_status_communicate( melted_unit );
-/** Allocate a new DV transmission unit.
+/** Allocate a new playout unit.
- \return A new miracle_unit handle.
+ \return A new melted_unit handle.
*/
-miracle_unit miracle_unit_init( int index, char *constructor )
+melted_unit melted_unit_init( int index, char *constructor )
{
- miracle_unit this = NULL;
+ melted_unit this = NULL;
mlt_consumer consumer = NULL;
char *id = strdup( constructor );
if ( consumer != NULL )
{
mlt_playlist playlist = mlt_playlist_init( );
- this = calloc( sizeof( miracle_unit_t ), 1 );
+ this = calloc( sizeof( melted_unit_t ), 1 );
this->properties = mlt_properties_new( );
mlt_properties_init( this->properties, this );
mlt_properties_set_int( this->properties, "unit", index );
return this;
}
-static char *strip_root( miracle_unit unit, char *file )
+static char *strip_root( melted_unit unit, char *file )
{
mlt_properties properties = unit->properties;
char *root = mlt_properties_get( properties, "root" );
/** Communicate the current status to all threads waiting on the notifier.
*/
-static void miracle_unit_status_communicate( miracle_unit unit )
+static void melted_unit_status_communicate( melted_unit unit )
{
if ( unit != NULL )
{
mlt_properties properties = unit->properties;
char *root_dir = mlt_properties_get( properties, "root" );
- valerie_notifier notifier = mlt_properties_get_data( properties, "notifier", NULL );
- valerie_status_t status;
+ mvcp_notifier notifier = mlt_properties_get_data( properties, "notifier", NULL );
+ mvcp_status_t status;
if ( root_dir != NULL && notifier != NULL )
{
- if ( miracle_unit_get_status( unit, &status ) == 0 )
+ if ( melted_unit_get_status( unit, &status ) == 0 )
/* if ( !( ( status.status == unit_playing || status.status == unit_paused ) &&
strcmp( status.clip, "" ) &&
!strcmp( status.tail_clip, "" ) &&
status.position == 0 &&
status.in == 0 &&
status.out == 0 ) ) */
- valerie_notifier_put( notifier, &status );
+ mvcp_notifier_put( notifier, &status );
}
}
}
/** Set the notifier info
*/
-void miracle_unit_set_notifier( miracle_unit this, valerie_notifier notifier, char *root_dir )
+void melted_unit_set_notifier( melted_unit this, mvcp_notifier notifier, char *root_dir )
{
mlt_properties properties = this->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_properties_set( properties, "root", root_dir );
mlt_properties_set_data( properties, "notifier", notifier, 0, NULL, NULL );
mlt_properties_set_data( playlist_properties, "notifier_arg", this, 0, NULL, NULL );
- mlt_properties_set_data( playlist_properties, "notifier", miracle_unit_status_communicate, 0, NULL, NULL );
+ mlt_properties_set_data( playlist_properties, "notifier", melted_unit_status_communicate, 0, NULL, NULL );
- miracle_unit_status_communicate( this );
+ melted_unit_status_communicate( this );
}
/** Create or locate a producer for the file specified.
*/
-static mlt_producer locate_producer( miracle_unit unit, char *file )
+static mlt_producer locate_producer( melted_unit unit, char *file )
{
// Try to get the profile from the consumer
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
{
profile = mlt_service_profile( MLT_CONSUMER_SERVICE( consumer ) );
}
- return mlt_factory_producer( profile, "fezzik", file );
+ return mlt_factory_producer( profile, NULL, file );
}
/** Update the generation count.
*/
-static void update_generation( miracle_unit unit )
+static void update_generation( melted_unit unit )
{
mlt_properties properties = unit->properties;
int generation = mlt_properties_get_int( properties, "generation" );
/** Wipe all clips on the playlist for this unit.
*/
-static void clear_unit( miracle_unit unit )
+static void clear_unit( melted_unit unit )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
/** Wipe all but the playing clip from the unit.
*/
-static void clean_unit( miracle_unit unit )
+static void clean_unit( melted_unit unit )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
/** Remove everything up to the current clip from the unit.
*/
-static void wipe_unit( miracle_unit unit )
+static void wipe_unit( melted_unit unit )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
/** Generate a report on all loaded clips.
*/
-void miracle_unit_report_list( miracle_unit unit, valerie_response response )
+void melted_unit_report_list( melted_unit unit, mvcp_response response )
{
int i;
mlt_properties properties = unit->properties;
int generation = mlt_properties_get_int( properties, "generation" );
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- valerie_response_printf( response, 1024, "%d\n", generation );
+ mvcp_response_printf( response, 1024, "%d\n", generation );
for ( i = 0; i < mlt_playlist_count( playlist ); i ++ )
{
title = mlt_properties_get( MLT_PRODUCER_PROPERTIES( info.producer ), "title" );
if ( title == NULL )
title = strip_root( unit, info.resource );
- valerie_response_printf( response, 10240, "%d \"%s\" %d %d %d %d %.2f\n",
+ mvcp_response_printf( response, 10240, "%d \"%s\" %d %d %d %d %.2f\n",
i,
title,
info.frame_in,
info.length,
info.fps );
}
- valerie_response_printf( response, 1024, "\n" );
+ mvcp_response_printf( response, 1024, "\n" );
}
/** Load a clip into the unit clearing existing play list.
\todo error handling
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
\param clip The absolute file name of the clip to load.
\param in The starting frame (-1 for 0)
\param out The ending frame (-1 for maximum)
*/
-valerie_error_code miracle_unit_load( miracle_unit unit, char *clip, int32_t in, int32_t out, int flush )
+mvcp_error_code melted_unit_load( melted_unit unit, char *clip, int32_t in, int32_t out, int flush )
{
// Now try to create a producer
mlt_producer instance = locate_producer( unit, clip );
mlt_playlist_append_io( playlist, instance, in, out );
mlt_playlist_remove_region( playlist, 0, original );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
- miracle_log( LOG_DEBUG, "loaded clip %s", clip );
+ melted_log( LOG_DEBUG, "loaded clip %s", clip );
update_generation( unit );
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
mlt_producer_close( instance );
- return valerie_ok;
+ return mvcp_ok;
}
- return valerie_invalid_file;
+ return mvcp_invalid_file;
}
-valerie_error_code miracle_unit_insert( miracle_unit unit, char *clip, int index, int32_t in, int32_t out )
+mvcp_error_code melted_unit_insert( melted_unit unit, char *clip, int index, int32_t in, int32_t out )
{
mlt_producer instance = locate_producer( unit, clip );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_insert( playlist, instance, index, in, out );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
- miracle_log( LOG_DEBUG, "inserted clip %s at %d", clip, index );
+ melted_log( LOG_DEBUG, "inserted clip %s at %d", clip, index );
update_generation( unit );
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
mlt_producer_close( instance );
- return valerie_ok;
+ return mvcp_ok;
}
- return valerie_invalid_file;
+ return mvcp_invalid_file;
}
-valerie_error_code miracle_unit_remove( miracle_unit unit, int index )
+mvcp_error_code melted_unit_remove( melted_unit unit, int index )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_remove( playlist, index );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
- miracle_log( LOG_DEBUG, "removed clip at %d", index );
+ melted_log( LOG_DEBUG, "removed clip at %d", index );
update_generation( unit );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
-valerie_error_code miracle_unit_clean( miracle_unit unit )
+mvcp_error_code melted_unit_clean( melted_unit unit )
{
clean_unit( unit );
- miracle_log( LOG_DEBUG, "Cleaned playlist" );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_log( LOG_DEBUG, "Cleaned playlist" );
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
-valerie_error_code miracle_unit_wipe( miracle_unit unit )
+mvcp_error_code melted_unit_wipe( melted_unit unit )
{
wipe_unit( unit );
- miracle_log( LOG_DEBUG, "Wiped playlist" );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_log( LOG_DEBUG, "Wiped playlist" );
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
-valerie_error_code miracle_unit_clear( miracle_unit unit )
+mvcp_error_code melted_unit_clear( melted_unit unit )
{
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
clear_unit( unit );
mlt_consumer_purge( consumer );
- miracle_log( LOG_DEBUG, "Cleared playlist" );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_log( LOG_DEBUG, "Cleared playlist" );
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
-valerie_error_code miracle_unit_move( miracle_unit unit, int src, int dest )
+mvcp_error_code melted_unit_move( melted_unit unit, int src, int dest )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_move( playlist, src, dest );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
- miracle_log( LOG_DEBUG, "moved clip %d to %d", src, dest );
+ melted_log( LOG_DEBUG, "moved clip %d to %d", src, dest );
update_generation( unit );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
/** Add a clip to the unit play list.
\todo error handling
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
\param clip The absolute file name of the clip to load.
\param in The starting frame (-1 for 0)
\param out The ending frame (-1 for maximum)
*/
-valerie_error_code miracle_unit_append( miracle_unit unit, char *clip, int32_t in, int32_t out )
+mvcp_error_code melted_unit_append( melted_unit unit, char *clip, int32_t in, int32_t out )
{
mlt_producer instance = locate_producer( unit, clip );
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_append_io( playlist, instance, in, out );
- miracle_log( LOG_DEBUG, "appended clip %s", clip );
+ melted_log( LOG_DEBUG, "appended clip %s", clip );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
mlt_producer_close( instance );
- return valerie_ok;
+ return mvcp_ok;
}
- return valerie_invalid_file;
+ return mvcp_invalid_file;
}
/** Add an mlt_service to the playlist
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
\param service the service to add
*/
-valerie_error_code miracle_unit_append_service( miracle_unit unit, mlt_service service )
+mvcp_error_code melted_unit_append_service( melted_unit unit, mlt_service service )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_append( playlist, ( mlt_producer )service );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
- miracle_log( LOG_DEBUG, "appended clip" );
+ melted_log( LOG_DEBUG, "appended clip" );
update_generation( unit );
- miracle_unit_status_communicate( unit );
- return valerie_ok;
+ melted_unit_status_communicate( unit );
+ return mvcp_ok;
}
/** Start playing the unit.
\todo error handling
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
\param speed An integer that specifies the playback rate as a
percentage multiplied by 100.
*/
-void miracle_unit_play( miracle_unit_t *unit, int speed )
+void melted_unit_play( melted_unit_t *unit, int speed )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
mlt_producer_set_speed( producer, ( double )speed / 1000 );
mlt_consumer_start( consumer );
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
}
/** Stop playback.
- Terminates the dv_pump and halts dv1394 transmission.
+ Terminates the consumer and halts playout.
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
*/
-void miracle_unit_terminate( miracle_unit unit )
+void melted_unit_terminate( melted_unit unit )
{
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_producer_set_speed( producer, 0 );
mlt_consumer_stop( consumer );
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
}
/** Query the status of unit playback.
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
\return 1 if the unit is not playing, 0 if playing.
*/
-int miracle_unit_has_terminated( miracle_unit unit )
+int melted_unit_has_terminated( melted_unit unit )
{
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
return mlt_consumer_is_stopped( consumer );
/** Transfer the currently loaded clip to another unit
*/
-int miracle_unit_transfer( miracle_unit dest_unit, miracle_unit src_unit )
+int melted_unit_transfer( melted_unit dest_unit, melted_unit src_unit )
{
int i;
mlt_properties dest_properties = dest_unit->properties;
mlt_service_unlock( MLT_PLAYLIST_SERVICE( dest_playlist ) );
update_generation( dest_unit );
- miracle_unit_status_communicate( dest_unit );
+ melted_unit_status_communicate( dest_unit );
mlt_playlist_close( tmp_playlist );
/** Determine if unit is offline.
*/
-int miracle_unit_is_offline( miracle_unit unit )
+int melted_unit_is_offline( melted_unit unit )
{
return 0;
}
/** Obtain the status for a given unit
*/
-int miracle_unit_get_status( miracle_unit unit, valerie_status status )
+int melted_unit_get_status( melted_unit unit, mvcp_status status )
{
int error = unit == NULL;
- memset( status, 0, sizeof( valerie_status_t ) );
+ memset( status, 0, sizeof( mvcp_status_t ) );
if ( !error )
{
status->generation = mlt_properties_get_int( properties, "generation" );
- if ( miracle_unit_has_terminated( unit ) )
+ if ( melted_unit_has_terminated( unit ) )
status->status = unit_stopped;
else if ( !strcmp( status->clip, "" ) )
status->status = unit_not_loaded;
/** Change position in the playlist.
*/
-void miracle_unit_change_position( miracle_unit unit, int clip, int32_t position )
+void melted_unit_change_position( melted_unit unit, int clip, int32_t position )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_producer_seek( producer, frame_start + frame_offset - info.frame_in );
}
- miracle_unit_status_communicate( unit );
+ melted_unit_status_communicate( unit );
}
/** Get the index of the current clip.
*/
-int miracle_unit_get_current_clip( miracle_unit unit )
+int melted_unit_get_current_clip( melted_unit unit )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
/** Set a clip's in point
*/
-int miracle_unit_set_clip_in( miracle_unit unit, int index, int32_t position )
+int melted_unit_set_clip_in( melted_unit unit, int index, int32_t position )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
if ( error == 0 )
{
- miracle_unit_play( unit, 0 );
+ melted_unit_play( unit, 0 );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
error = mlt_playlist_resize_clip( playlist, index, position, info.frame_out );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
- miracle_unit_change_position( unit, index, 0 );
+ melted_unit_change_position( unit, index, 0 );
}
return error;
/** Set a clip's out point.
*/
-int miracle_unit_set_clip_out( miracle_unit unit, int index, int32_t position )
+int melted_unit_set_clip_out( melted_unit unit, int index, int32_t position )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
if ( error == 0 )
{
- miracle_unit_play( unit, 0 );
+ melted_unit_play( unit, 0 );
mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
error = mlt_playlist_resize_clip( playlist, index, info.frame_in, position );
mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
- miracle_unit_status_communicate( unit );
- miracle_unit_change_position( unit, index, -1 );
+ melted_unit_status_communicate( unit );
+ melted_unit_change_position( unit, index, -1 );
}
return error;
/** Step by specified position.
*/
-void miracle_unit_step( miracle_unit unit, int32_t offset )
+void melted_unit_step( melted_unit unit, int32_t offset )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
/** Set the unit's clip mode regarding in and out points.
*/
-//void miracle_unit_set_mode( miracle_unit unit, dv_player_clip_mode mode )
+//void melted_unit_set_mode( melted_unit unit, dv_player_clip_mode mode )
//{
- //dv_player player = miracle_unit_get_dv_player( unit );
+ //dv_player player = melted_unit_get_dv_player( unit );
//if ( player != NULL )
//dv_player_set_clip_mode( player, mode );
- //miracle_unit_status_communicate( unit );
+ //melted_unit_status_communicate( unit );
//}
/** Get the unit's clip mode regarding in and out points.
*/
-//dv_player_clip_mode miracle_unit_get_mode( miracle_unit unit )
+//dv_player_clip_mode melted_unit_get_mode( melted_unit unit )
//{
- //dv_player player = miracle_unit_get_dv_player( unit );
+ //dv_player player = melted_unit_get_dv_player( unit );
//return dv_player_get_clip_mode( player );
//}
/** Set the unit's clip mode regarding eof handling.
*/
-//void miracle_unit_set_eof_action( miracle_unit unit, dv_player_eof_action action )
+//void melted_unit_set_eof_action( melted_unit unit, dv_player_eof_action action )
//{
- //dv_player player = miracle_unit_get_dv_player( unit );
+ //dv_player player = melted_unit_get_dv_player( unit );
//dv_player_set_eof_action( player, action );
- //miracle_unit_status_communicate( unit );
+ //melted_unit_status_communicate( unit );
//}
/** Get the unit's clip mode regarding eof handling.
*/
-//dv_player_eof_action miracle_unit_get_eof_action( miracle_unit unit )
+//dv_player_eof_action melted_unit_get_eof_action( melted_unit unit )
//{
- //dv_player player = miracle_unit_get_dv_player( unit );
+ //dv_player player = melted_unit_get_dv_player( unit );
//return dv_player_get_eof_action( player );
//}
-int miracle_unit_set( miracle_unit unit, char *name_value )
+int melted_unit_set( melted_unit unit, char *name_value )
{
mlt_properties properties = NULL;
return mlt_properties_parse( properties, name_value );
}
-char *miracle_unit_get( miracle_unit unit, char *name )
+char *melted_unit_get( melted_unit unit, char *name )
{
mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
mlt_properties properties = MLT_PLAYLIST_PROPERTIES( playlist );
/** Release the unit
\todo error handling
- \param unit A miracle_unit handle.
+ \param unit A melted_unit handle.
*/
-void miracle_unit_close( miracle_unit unit )
+void melted_unit_close( melted_unit unit )
{
if ( unit != NULL )
{
- miracle_log( LOG_DEBUG, "closing unit..." );
- miracle_unit_terminate( unit );
+ melted_log( LOG_DEBUG, "closing unit..." );
+ melted_unit_terminate( unit );
mlt_properties_close( unit->properties );
free( unit );
- miracle_log( LOG_DEBUG, "... unit closed." );
+ melted_log( LOG_DEBUG, "... unit closed." );
}
}
-
projects / melted / blobdiff