dest[y*dlinex+x].v = (r*0.500 + g*-0.419 + b*-0.0813 + 128.0);*/
//dest[y*dlinex+x].y = 128;//(r*((int)( 0.299*256)) + g*((int)( 0.587*256)) + b*((int)( 0.114 *256)))>>8;
+
dest[y*dlinex+x].y = (r*((int)( 0.299*256)) + g*((int)( 0.587*256)) + b*((int)( 0.114 *256)))>>8;
dest[y*dlinex+x].u = (r*((int)(-0.169*256)) + g*((int)(-0.332*256)) + b*((int)( 0.500 *256))+ 128*256)>>8;
dest[y*dlinex+x].v = (r*((int)( 0.500*256)) + g*((int)(-0.419*256)) + b*((int)(-0.0813*256))+ 128*256)>>8;
bits += codehuffman(tag, rle, RLE_ESCAPE);
level=bb[pos];
/* table 14/h.263 */
+ if(!level || level<-127 || level>127) {
+ fprintf(stderr, "Warning: Overflow- Level %d at pos %d\n", level, pos);
+ if(level<-127) level=-127;
+ if(level>127) level=127;
+ }
+
assert(level);
assert(level>=-127);
- assert(level<=127);
+ assert(level<=127); //TODO: known to fail for pos=0 (with custom frames?)
swf_SetBits(tag, islast, 1);
swf_SetBits(tag, run, 6);
int writeMVDBlock(VIDEOSTREAM*s, TAG*tag, mvdblockdata_t*data)
{
int c = 0, y = 0;
- /* mvd (0,0) block (mode=0) */
int t;
int has_dc=0; // mvd w/o mvd24
+ /* mvd (0,0) block (mode=0) */
int mode = 0;
int bx = data->bx;
int by = data->by;
s->frame++;
memcpy(s->oldpic, s->current, s->width*s->height*sizeof(YUV));
}
+void swf_SetVideoStreamBlackFrame(TAG*tag, VIDEOSTREAM*s)
+{
+ int bx, by;
+ int quant = 31;
+ int x,y;
+ s->quant = quant;
+
+ writeHeader(tag, s->width, s->height, s->frame, quant, TYPE_IFRAME);
+
+ for(y=0;y<s->height;y++)
+ for(x=0;x<s->width;x++) {
+ s->current[y*s->width+x].y = 0;
+ s->current[y*s->width+x].u = 128;
+ s->current[y*s->width+x].v = 128;
+ }
+ for(x=0;x<16;x++)
+ for(y=0;y<16;y++) {
+ s->current[y*s->width+x].y = 64;
+ s->current[y*s->width+x].u = 128;
+ s->current[y*s->width+x].v = 128;
+ }
+
+ for(by=0;by<s->bby;by++)
+ {
+ for(bx=0;bx<s->bbx;bx++)
+ {
+ encode_IFrame_block(tag, s, bx, by);
+ }
+ }
+ s->frame++;
+ memcpy(s->oldpic, s->current, s->width*s->height*sizeof(YUV));
+}
void swf_SetVideoStreamPFrame(TAG*tag, VIDEOSTREAM*s, RGBA*pic, int quant)
{
#endif
}
-void swf_SetVideoStreamMover(TAG*tag, VIDEOSTREAM*s, signed char* movex, signed char* movey, int quant)
+void swf_SetVideoStreamMover(TAG*tag, VIDEOSTREAM*s, signed char* movex, signed char* movey, void**pictures, int quant)
{
int bx, by;
+ YUV pic[16*16];
if(quant<1) quant=1;
if(quant>31) quant=31;
+ s->quant = quant;
writeHeader(tag, s->width, s->height, s->frame, quant, TYPE_PFRAME);
{
for(bx=0;bx<s->bbx;bx++)
{
- /* mvd (0,0) block (mode=0) */
- int mode = 0;
- int has_dc = 0;
- int cbpybits=0,cbpcbits=0;
int predictmvdx=0, predictmvdy=0;
int mvx=movex[by*s->bbx+bx];
int mvy=movey[by*s->bbx+bx];
+ void*picture = pictures?pictures[by*s->bbx+bx]:0;
if(mvx<-32) mvx=-32;
if(mvx>31) mvx=31;
if(mvy<-32) mvy=-32;
if(mvy>31) mvy=31;
- if(mvx == 0 && mvy == 0) {
+ if(mvx == 0 && mvy == 0 && picture == 0) {
swf_SetBits(tag,1,1); // COD skip
} else {
+ int mode = 0;
+ int has_dc=0;
+ int y=0,c=0;
+ block_t b;
+ block_t b2;
+
swf_SetBits(tag,0,1); // COD
- codehuffman(tag, mcbpc_inter, mode*4+cbpcbits);
- codehuffman(tag, cbpy, cbpybits^15);
-
- /* vector */
- predictmvd(s,bx,by,&predictmvdx,&predictmvdy);
- codehuffman(tag, mvd, mvd2index(predictmvdx, predictmvdy, mvx, mvy, 0));
- codehuffman(tag, mvd, mvd2index(predictmvdx, predictmvdy, mvx, mvy, 1));
- s->mvdx[by*s->bbx+bx] = mvx;
- s->mvdy[by*s->bbx+bx] = mvy;
+
+ if(mvx==0 && mvy==0 && picture) { // only picture
+ mode = 3;
+ has_dc = 1;
+ }
+
+ if(picture) {
+ RGBA* picblock = (RGBA*)picture;
+ rgb2yuv(pic, picblock,16,16,16,16);
+ /* TODO: if has_dc!=1, subtract 128 from rgb values */
+ getregion(&b, pic, 0,0,16);
+ dodctandquant(&b, &b2, 1, s->quant);
+ getblockpatterns(&b2, &y, &c, 1);
+ } else {
+ y=0;c=0;
+ }
+
+ codehuffman(tag, mcbpc_inter, mode*4+c);
+ codehuffman(tag, cbpy, mode==3?y:y^15);
+
+ if(mode < 3) {
+ /* has motion vector */
+ predictmvd(s,bx,by,&predictmvdx,&predictmvdy);
+ codehuffman(tag, mvd, mvd2index(predictmvdx, predictmvdy, mvx, mvy, 0));
+ codehuffman(tag, mvd, mvd2index(predictmvdx, predictmvdy, mvx, mvy, 1));
+ s->mvdx[by*s->bbx+bx] = mvx;
+ s->mvdy[by*s->bbx+bx] = mvy;
+ }
+
+ if(has_dc||y||c) {
+ encode8x8(tag, b2.y1, has_dc, y&8);
+ encode8x8(tag, b2.y2, has_dc, y&4);
+ encode8x8(tag, b2.y3, has_dc, y&2);
+ encode8x8(tag, b2.y4, has_dc, y&1);
+ encode8x8(tag, b2.u, has_dc, c&2);
+ encode8x8(tag, b2.v, has_dc, c&1);
+ }
}
}
}