#include <string.h>
#include <errno.h>
#include <signal.h>
+#include <limits.h>
#include <sys/mman.h>
return this;
}
+static char *strip_root( miracle_unit unit, char *file )
+{
+ mlt_properties properties = unit->properties;
+ char *root = mlt_properties_get( properties, "root" );
+ if ( file != NULL && root != NULL )
+ {
+ int length = strlen( root );
+ if ( root[ length - 1 ] == '/' )
+ length --;
+ if ( !strncmp( file, root, length ) )
+ file += length;
+ }
+ return file;
+}
+
/** Communicate the current status to all threads waiting on the notifier.
*/
miracle_unit_status_communicate( this );
}
+static mlt_producer create_producer( char *file )
+{
+ return mlt_factory_producer( "fezzik", file );
+}
+
/** Create or locate a producer for the file specified.
*/
-static mlt_producer create_producer( miracle_unit unit, char *file )
+static mlt_producer locate_producer( miracle_unit unit, char *file )
{
// Get the unit properties
mlt_properties properties = unit->producers;
if ( result == NULL )
{
- // 1st Line preferences
- if ( strstr( file, ".mpg" ) )
- result = mlt_factory_producer( "mcmpeg", file );
- else if ( strstr( file, ".mpeg" ) )
- result = mlt_factory_producer( "mcmpeg", file );
- else if ( strstr( file, ".dv" ) )
- result = mlt_factory_producer( "mcdv", file );
- else if ( strstr( file, ".dif" ) )
- result = mlt_factory_producer( "mcdv", file );
- else if ( strstr( file, ".jpg" ) )
- result = mlt_factory_producer( "pixbuf", file );
- else if ( strstr( file, ".JPG" ) )
- result = mlt_factory_producer( "pixbuf", file );
- else if ( strstr( file, ".jpeg" ) )
- result = mlt_factory_producer( "pixbuf", file );
- else if ( strstr( file, ".png" ) )
- result = mlt_factory_producer( "pixbuf", file );
-
- // 2nd Line fallbacks
- if ( result == NULL && strstr( file, ".dv" ) )
- result = mlt_factory_producer( "libdv", file );
- else if ( result == NULL && strstr( file, ".dif" ) )
- result = mlt_factory_producer( "libdv", file );
-
- // 3rd line fallbacks
- if ( result == NULL )
- result = mlt_factory_producer( "ffmpeg", file );
+ // Create the producer
+ result = create_producer( file );
// Now store the result
- mlt_properties_set_data( properties, file, result, 0, ( mlt_destructor )mlt_producer_close, NULL );
+ if ( result != NULL )
+ mlt_properties_set_data( properties, file, result, 0, ( mlt_destructor )mlt_producer_close, NULL );
}
return result;
mlt_properties_set_int( properties, "generation", ++ generation );
}
+/** Wipe all clips on the playlist for this unit.
+*/
+
static void clear_unit( miracle_unit unit )
{
mlt_properties properties = unit->properties;
update_generation( unit );
}
+/** Wipe all but the playing clip from the unit.
+*/
+
+static void clean_unit( miracle_unit unit )
+{
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_playlist_clip_info info;
+ int current = mlt_playlist_current_clip( playlist );
+ mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_position position = mlt_producer_frame( producer );
+ double speed = mlt_producer_get_speed( producer );
+ mlt_playlist_get_clip_info( playlist, &info, current );
+
+ if ( info.resource != NULL )
+ {
+ void *instance = mlt_properties_get_data( unit->producers, info.resource, NULL );
+ position -= info.start;
+ mlt_properties_set_data( unit->producers, info.resource, instance, 0, NULL, NULL );
+ clear_unit( unit );
+ mlt_playlist_append_io( playlist, instance, info.frame_in, info.frame_out );
+ mlt_properties_set_data( unit->producers, info.resource, instance, 0, ( mlt_destructor )mlt_producer_close, NULL );
+ mlt_producer_seek( producer, position );
+ mlt_producer_set_speed( producer, speed );
+ }
+
+ update_generation( unit );
+}
+
/** Generate a report on all loaded clips.
*/
{
mlt_playlist_clip_info info;
mlt_playlist_get_clip_info( playlist , &info, i );
- valerie_response_printf( response, 10240, "%d \"%s\" %e %e %e %e %.2f\n",
- i, info.resource, info.in, info.out, info.playtime, info.length, info.fps );
+ valerie_response_printf( response, 10240, "%d \"%s\" %d %d %d %d %.2f\n",
+ i,
+ strip_root( unit, info.resource ),
+ info.frame_in,
+ info.frame_out,
+ info.frame_count,
+ info.length,
+ info.fps );
}
+ valerie_response_printf( response, 1024, "\n" );
}
/** Load a clip into the unit clearing existing play list.
\param out The ending frame (-1 for maximum)
*/
-valerie_error_code miracle_unit_load( miracle_unit unit, char *clip, double in, double out, int flush )
+valerie_error_code miracle_unit_load( miracle_unit unit, char *clip, int32_t in, int32_t out, int flush )
{
- // Have to clear the unit first
- clear_unit( unit );
-
// Now try to create an producer
- mlt_producer instance = create_producer( unit, clip );
+ mlt_producer instance = create_producer( clip );
if ( instance != NULL )
{
+ clear_unit( unit );
mlt_properties properties = unit->properties;
+ mlt_properties_set_data( unit->producers, clip, instance, 0, ( mlt_destructor )mlt_producer_close, NULL );
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_playlist_append_io( playlist, instance, in, out );
miracle_log( LOG_DEBUG, "loaded clip %s", clip );
return valerie_invalid_file;
}
-valerie_error_code miracle_unit_insert( miracle_unit unit, char *clip, int index, double in, double out )
+valerie_error_code miracle_unit_insert( miracle_unit unit, char *clip, int index, int32_t in, int32_t out )
{
- mlt_producer instance = create_producer( unit, clip );
+ mlt_producer instance = locate_producer( unit, clip );
if ( instance != NULL )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ fprintf( stderr, "inserting clip %s before %d\n", clip, index );
mlt_playlist_insert( playlist, instance, index, in, out );
miracle_log( LOG_DEBUG, "inserted clip %s at %d", clip, index );
+ update_generation( unit );
miracle_unit_status_communicate( unit );
return valerie_ok;
}
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_playlist_remove( playlist, index );
miracle_log( LOG_DEBUG, "removed clip at %d", index );
+ update_generation( unit );
miracle_unit_status_communicate( unit );
return valerie_ok;
}
valerie_error_code miracle_unit_clean( miracle_unit unit )
{
- clear_unit( unit );
+ clean_unit( unit );
miracle_log( LOG_DEBUG, "Cleaned playlist" );
+ miracle_unit_status_communicate( unit );
+ return valerie_ok;
+}
+
+valerie_error_code miracle_unit_clear( miracle_unit unit )
+{
+ clear_unit( unit );
+ miracle_log( LOG_DEBUG, "Cleared playlist" );
+ miracle_unit_status_communicate( unit );
return valerie_ok;
}
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_playlist_move( playlist, src, dest );
miracle_log( LOG_DEBUG, "moved clip %d to %d", src, dest );
+ update_generation( unit );
miracle_unit_status_communicate( unit );
return valerie_ok;
}
\param out The ending frame (-1 for maximum)
*/
-valerie_error_code miracle_unit_append( miracle_unit unit, char *clip, double in, double out )
+valerie_error_code miracle_unit_append( miracle_unit unit, char *clip, int32_t in, int32_t out )
{
- mlt_producer instance = create_producer( unit, clip );
+ mlt_producer instance = locate_producer( unit, clip );
if ( instance != NULL )
{
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_playlist_append_io( playlist, instance, in, out );
miracle_log( LOG_DEBUG, "appended clip %s", clip );
+ update_generation( unit );
miracle_unit_status_communicate( unit );
return valerie_ok;
}
return valerie_invalid_file;
}
-/** Start playing the clip.
-
- Start a dv-pump and commence dv1394 transmission.
+/** Start playing the unit.
\todo error handling
\param unit A miracle_unit handle.
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_producer producer = mlt_playlist_producer( playlist );
+ 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 );
}
void miracle_unit_terminate( miracle_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 );
}
/** Query the status of unit playback.
int miracle_unit_has_terminated( miracle_unit unit )
{
- return 0;
+ 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 i;
+ mlt_properties dest_properties = dest_unit->properties;
+ mlt_playlist dest_playlist = mlt_properties_get_data( dest_properties, "playlist", NULL );
+ mlt_properties src_properties = src_unit->properties;
+ mlt_playlist src_playlist = mlt_properties_get_data( src_properties, "playlist", NULL );
+
+ for ( i = 0; i < mlt_playlist_count( src_playlist ); i ++ )
+ {
+ mlt_playlist_clip_info info;
+ mlt_playlist_get_clip_info( src_playlist, &info, i );
+ mlt_producer producer = locate_producer( dest_unit, info.resource );
+ if ( producer != NULL )
+ {
+ mlt_playlist_append_io( dest_playlist, producer, info.frame_in, info.frame_out );
+ if ( i == 0 )
+ {
+ miracle_unit_change_position( dest_unit, mlt_playlist_count( dest_playlist ) - 1, 0 );
+ clean_unit( dest_unit );
+ }
+ }
+ }
+
return 0;
}
if ( info.resource != NULL && strcmp( info.resource, "" ) )
{
- strncpy( status->clip, info.resource, sizeof( status->clip ) );
+ strncpy( status->clip, strip_root( unit, info.resource ), sizeof( status->clip ) );
status->speed = (int)( mlt_producer_get_speed( producer ) * 1000.0 );
status->fps = mlt_producer_get_fps( producer );
- status->in = info.in;
- status->out = info.in + info.playtime;
+ status->in = info.frame_in;
+ status->out = info.frame_out;
status->position = mlt_producer_position( clip );
status->length = mlt_producer_get_length( clip );
+ strncpy( status->tail_clip, strip_root( unit, info.resource ), sizeof( status->tail_clip ) );
+ status->tail_in = info.frame_in;
+ status->tail_out = info.frame_out;
+ status->tail_position = mlt_producer_position( clip );
+ status->tail_length = mlt_producer_get_length( clip );
+ status->clip_index = mlt_playlist_current_clip( playlist );
status->seek_flag = 1;
}
- if ( !strcmp( status->clip, "" ) )
+ status->generation = mlt_properties_get_int( properties, "generation" );
+
+ if ( miracle_unit_has_terminated( unit ) )
+ status->status = unit_stopped;
+ else if ( !strcmp( status->clip, "" ) )
status->status = unit_not_loaded;
else if ( status->speed == 0 )
status->status = unit_paused;
/** Change position in the playlist.
*/
-void miracle_unit_change_position( miracle_unit unit, int clip, double position )
+void miracle_unit_change_position( miracle_unit unit, int clip, int32_t position )
{
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_playlist_clip_info info;
+
+ if ( clip < 0 )
+ {
+ clip = 0;
+ position = 0;
+ }
+ else if ( clip >= mlt_playlist_count( playlist ) )
+ {
+ clip = mlt_playlist_count( playlist ) - 1;
+ position = LONG_MAX;
+ }
+
+ if ( mlt_playlist_get_clip_info( playlist, &info, clip ) == 0 )
+ {
+ int32_t frame_start = info.start;
+ int32_t frame_offset = position;
+
+ if ( frame_offset < 0 )
+ frame_offset = info.frame_out;
+ if ( frame_offset < info.frame_in )
+ frame_offset = info.frame_in;
+ if ( frame_offset >= info.frame_out )
+ frame_offset = info.frame_out;
+
+ mlt_producer_seek( producer, frame_start + frame_offset - info.frame_in );
+ }
+
miracle_unit_status_communicate( unit );
}
/** Set a clip's in point
*/
-int miracle_unit_set_clip_in( miracle_unit unit, int index, double position )
+int miracle_unit_set_clip_in( miracle_unit unit, int index, int32_t position )
{
- int error = 0;
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_playlist_clip_info info;
+ int error = mlt_playlist_get_clip_info( playlist, &info, index );
+
+ if ( error == 0 )
+ {
+ miracle_unit_play( unit, 0 );
+ error = mlt_playlist_resize_clip( playlist, index, position, info.frame_out );
+ update_generation( unit );
+ miracle_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, double position )
+int miracle_unit_set_clip_out( miracle_unit unit, int index, int32_t position )
{
- int error = 0;
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_playlist_clip_info info;
+ int error = mlt_playlist_get_clip_info( playlist, &info, index );
+
+ if ( error == 0 )
+ {
+ miracle_unit_play( unit, 0 );
+ error = mlt_playlist_resize_clip( playlist, index, info.frame_in, position );
+ update_generation( unit );
+ miracle_unit_status_communicate( unit );
+ miracle_unit_change_position( unit, index, -1 );
+ }
+
return error;
}
/** Step by specified position.
*/
-void miracle_unit_step( miracle_unit unit, double offset )
+void miracle_unit_step( miracle_unit unit, int32_t offset )
{
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_position position = mlt_producer_frame( producer );
+ mlt_producer_seek( producer, position + offset );
}
/** Set the unit's clip mode regarding in and out points.
//return dv_player_get_eof_action( player );
//}
+int miracle_unit_set( miracle_unit unit, char *name_value )
+{
+ mlt_properties properties = NULL;
+
+ if ( strncmp( name_value, "consumer.", 9 ) )
+ {
+ mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
+ properties = mlt_playlist_properties( playlist );
+ }
+ else
+ {
+ mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
+ properties = mlt_consumer_properties( consumer );
+ name_value += 9;
+ }
+
+ return mlt_properties_parse( properties, name_value );
+}
+
+char *miracle_unit_get( miracle_unit unit, char *name )
+{
+ mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
+ mlt_properties properties = mlt_playlist_properties( playlist );
+ return mlt_properties_get( properties, name );
+}
+
/** Release the unit
\todo error handling
if ( unit != NULL )
{
miracle_log( LOG_DEBUG, "closing unit..." );
+ miracle_unit_terminate( unit );
if ( unit->old_producers != NULL )
mlt_properties_close( unit->old_producers );
mlt_properties_close( unit->properties );
projects / mlt / blobdiff