int mlt_frame_is_test_card( mlt_frame this )
{
- return this->stack_get_image_size == 0;
+ return ( this->stack_get_image_size == 0 && mlt_properties_get_data( mlt_frame_properties( this ), "image", NULL ) == NULL );
+}
+
+/** Check if we have a way to derive something than test audio.
+*/
+
+int mlt_frame_is_test_audio( mlt_frame this )
+{
+ return this->get_audio == NULL;
}
/** Get the aspect ratio of the frame.
double mlt_frame_get_aspect_ratio( mlt_frame this )
{
- mlt_properties properties = mlt_frame_properties( this );
- return mlt_properties_get_double( properties, "aspect_ratio" );
+ return mlt_properties_get_double( mlt_frame_properties( this ), "aspect_ratio" );
}
/** Set the aspect ratio of the frame.
int mlt_frame_set_aspect_ratio( mlt_frame this, double value )
{
- mlt_properties properties = mlt_frame_properties( this );
- return mlt_properties_set_double( properties, "aspect_ratio", value );
+ return mlt_properties_set_double( mlt_frame_properties( this ), "aspect_ratio", value );
}
/** Get the position of this frame.
mlt_position mlt_frame_get_position( mlt_frame this )
{
- mlt_properties properties = mlt_frame_properties( this );
- return mlt_properties_get_position( properties, "position" );
+ return mlt_properties_get_position( mlt_frame_properties( this ), "position" );
}
/** Set the position of this frame.
int mlt_frame_set_position( mlt_frame this, mlt_position value )
{
- mlt_properties properties = mlt_frame_properties( this );
- return mlt_properties_set_position( properties, "position", value );
+ return mlt_properties_set_position( mlt_frame_properties( this ), "position", value );
}
/** Stack a get_image callback.
void mlt_frame_close( mlt_frame this )
{
- mlt_frame frame = mlt_frame_pop_frame( this );
-
- while ( frame != NULL )
- {
- mlt_frame_close( frame);
- frame = mlt_frame_pop_frame( this );
- }
-
mlt_properties_close( &this->parent );
-
free( this );
}
void *memfill( void *dst, void *src, int l, int elements )
{
int i = 0;
- for ( i = 0; i < elements; i ++ )
- dst = memcpy( dst, src, l ) + l;
+ if ( l == 2 )
+ {
+ uint8_t *p = dst;
+ uint8_t *src1 = src;
+ uint8_t *src2 = src + 1;
+ for ( i = 0; i < elements; i ++ )
+ {
+ *p ++ = *src1;
+ *p ++ = *src2;
+ }
+ dst = p;
+ }
+ else
+ {
+ for ( i = 0; i < elements; i ++ )
+ dst = memcpy( dst, src, l ) + l;
+ }
return dst;
}