* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "filter_oldfilm.h"
-
+#include <framework/mlt_filter.h>
#include <framework/mlt_frame.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
+static double sinarr[]={
+// 0.0,0.125270029508395,0.2485664757507,0.3679468485397,0.481530353985902,
+// 0.587527525713892,0.684268417247276,0.770228911401552,0.84405473219009,0.904582780944473,
+// 0.95085946050647,0.982155698800724,0.997978435097294,0.99807838800221,0.982453982794196,
+// 0.951351376233828,0.90526057845426,0.844907733031696,0.771243676860277,0.685428960066342,
+// 0.588815561967795,0.48292559113694,0.369427305139443,0.250108827749629,0.12684997771773,
+// 0.00159265291648683,-0.123689763546002,-0.247023493251739,-0.366465458626247,-0.48013389541149,
+// -0.586237999170027,-0.683106138750633,-0.769212192222595,-0.84319959036574,-0.903902688919827,
+// -0.950365132881376,-0.981854923525203,-0.997875950775248,-0.998175809236459,-0.982749774749007,
+// -0.951840878815686,-0.905936079729926,-0.845758590726883,-0.772256486024771,-0.68658776426406,
+// -0.590102104664575,-0.484319603325524,-0.37090682467023,-0.251650545336281,-0.128429604166398,0.0
+0.0,0.0627587292804297,0.125270029508395,0.18728744713136,0.2485664757507,0.308865520098932,0.3679468485397,0.425577530335206,0.481530353985902,0.535584723021826,0.587527525713892,0.637153975276265,0.684268417247276,0.728685100865749,0.770228911401552,0.80873606055313,0.84405473219009,0.876045680894979,0.904582780944473,0.929553523565587,0.95085946050647,0.968416592172968,0.982155698800724,0.99202261335714,0.997978435097294,0.999999682931835,0.99807838800221,0.992222125098244,0.982453982794196,0.968812472421035,0.951351376233828,0.930139535372831,0.90526057845426,0.876812591860795,0.844907733031696,0.809671788277164,0.771243676860277,0.72977490330168,0.685428960066342,0.638380682987321,0.588815561967795,0.536929009678953,0.48292559113694,0.427018217196276,0.369427305139443,0.310379909672042,0.250108827749629,0.188851680765468,0.12684997771773,0.064348163049637,0.00159265291648683,-0.0611691363208864,-0.123689763546002,-0.18572273843423,-0.247023493251739,-0.307350347074556,-0.366465458626247,-0.424135763977612,-0.48013389541149,-0.534239077829989,-0.586237999170027,-0.635925651395529,-0.683106138750633,-0.727593450087328,-0.769212192222595,-0.807798281433749,-0.84319959036574,-0.875276547799941,-0.903902688919827,-0.928965153904073,-0.950365132881376,-0.968018255492714,-0.981854923525203,-0.991820585306115,-0.997875950775248,-0.999997146387718,-0.998175809236459,-0.992419120023356,-0.982749774749007,-0.969205895232745,-0.951840878815686,-0.930723187839362,-0.905936079729926,-0.877577278752084,-0.845758590726883,-0.810605462232336,-0.772256486024771,-0.730862854630786,-0.68658776426406,-0.639605771417098,-0.590102104664575,-0.538271934391528,-0.484319603325524,-0.428457820906457,-0.37090682467023,-0.311893511952568,-0.251650545336281,-0.190415435368805,-0.128429604166398,-0.0659374335968388,0.0,
+};
static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
{
mlt_filter filter = mlt_frame_pop_service( this );
+ *format = mlt_image_yuv422;
int error = mlt_frame_get_image( this, image, format, width, height, 1 );
- if ( error == 0 && *image && *format == mlt_image_yuv422 )
+ if ( error == 0 && *image )
{
int h = *height;
int w = *width;
int x=0;
int y=0;
- // Get u and v values
+
+ double position = mlt_filter_get_progress( filter, this );
+ srand(position*10000);
+
int delta = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "delta" );
int every = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "every" );
- int diffpic=rand()%delta*2-delta;
+
+ int bdu = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "brightnessdelta_up" );
+ int bdd = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "brightnessdelta_down" );
+ int bevery = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "brightnessdelta_every" );
+
+ int udu = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "unevendevelop_up" );
+ int udd = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "unevendevelop_down" );
+ int uduration = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "unevendevelop_duration" );
+
+ int diffpic=0;
+ if (delta)
+ diffpic=rand()%delta*2-delta;
+
+ int brightdelta=0;
+ if ((bdu+bdd)!=0)
+ brightdelta=rand()%(bdu+bdd)-bdd;
if (rand()%100>every)
diffpic=0;
+ if (rand()%100>bevery)
+ brightdelta=0;
int yend,ydiff;
+ int unevendevelop_delta=0;
+ if (uduration>0){
+ float uval= sinarr[ ( ((int)position) % uduration) * 100 / uduration ] ;
+ unevendevelop_delta = uval * ( uval>0 ? udu : udd );
+ }
+
+
+
if (diffpic<=0){
y=h;
yend=0;
yend=h;
ydiff=1;
}
+
while(y!=yend){
+ //int newy=y+diffpic;
for (x=0;x<w;x++){
uint8_t* pic=(*image+y*w*2+x*2);
- if (y+diffpic>0 && y+diffpic<h){
- *pic=*(pic+diffpic*w*2);
+ int newy=y+diffpic;
+ if (newy>0 && newy<h ){
+ uint8_t oldval=*(pic+diffpic*w*2);
+ /* frame around
+ int randx=(x<=frameborder)?x:(x+frameborder>w)?w-x:-1;
+ int randy=((newy)<=frameborder)?(newy):((newy)+frameborder>h)?h-(y+diffpic):-1;
+ if (randx>=0 ){
+ oldval=oldval*pow(((double)randx/(double)frameborder),1.5);
+ }
+ if (randy>=0 ){
+ oldval=oldval*pow(((double)randy/(double)frameborder),1.5);
+ }
+ if (randx>=0 && randy>=0){
+ //oldval=oldval*(randx*randy)/500.0;
+ }
+ */
+ if ( ((int) oldval + brightdelta + unevendevelop_delta ) >255)
+ *pic=255;
+ else if ( ( (int) oldval + brightdelta + unevendevelop_delta ) <0){
+ *pic=0;
+ }else
+ *pic = oldval + brightdelta + unevendevelop_delta;
*(pic+1)=*(pic+diffpic*w*2+1);
+
}else{
*pic=0;
- *(pic+1)=127;
+ //*(pic-1)=127;
}
+
}
y+=ydiff;
}
return frame;
}
-mlt_filter filter_oldfilm_init( char *arg )
+mlt_filter filter_oldfilm_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
mlt_filter this = mlt_filter_new( );
if ( this != NULL )
{
this->process = filter_process;
- mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "delta", "20" );
- mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "every", "80" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "delta", "14" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "every", "20" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "brightnessdelta_up" , "20" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "brightnessdelta_down" , "30" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "brightnessdelta_every" , "70" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "unevendevelop_up" , "60" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "unevendevelop_down" , "20" );
+ mlt_properties_set( MLT_FILTER_PROPERTIES( this ), "unevendevelop_duration" , "70" );
}
return this;
}
projects / mlt / blobdiff