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full range yuv (jpeg) for 420,422, decode videoframe before completing open, scan pixel format, changed clamping were applicable in fx

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git-svn-id: svn://code.dyne.org/veejay/trunk@672 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
This commit is contained in:
Niels Elburg
2006-10-21 00:46:19 +00:00
parent 349931cc52
commit ae616b5448
44 changed files with 415 additions and 630 deletions
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26
veejay-current/libvje/effects/common.c
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@@ -679,8 +679,8 @@ uint8_t bl_pix_divide_Y(uint8_t y1, uint8_t y2)
{
int c = y1 * y2;
int b = 0xff - y2;
if( b < 16 || c < 16 )
return 16;
if( b < pixel_Y_lo_ || c < pixel_Y_lo_ )
return pixel_Y_lo_;
return ( c / b );
}
@@ -700,15 +700,15 @@ uint8_t bl_pix_softburn_Y(uint8_t y1, uint8_t y2)
uint8_t a, b, new_Y;
a = y1;
b = y2;
if( a < 16) a = 16;
if( b < 16) b = 16;
if( a < pixel_Y_lo_) a = pixel_Y_lo_;
if( b < pixel_Y_lo_) b = pixel_Y_lo_;
if (a + b < 0xff) {
if (a > 235) {
new_Y = 235;
if (a > pixel_Y_hi_) {
new_Y = pixel_Y_hi_;
} else {
new_Y = (b >> 7) / (0xff - a);
if (new_Y > 235)
new_Y = 235;
if (new_Y > pixel_Y_hi_)
new_Y = pixel_Y_hi_;
}
} else {
new_Y = 0xff - (((0xff - a) >> 7) / b);
@@ -721,8 +721,8 @@ uint8_t bl_pix_inverseburn_Y(uint8_t y1, uint8_t y2)
uint8_t a, b, new_Y;
a = y1;
b = y2;
if (a < 16) {
new_Y = 16;
if (a < pixel_Y_lo_) {
new_Y = pixel_Y_lo_;
} else {
new_Y = 0xff - (((0xff - b) >> 8) / a);
}
@@ -732,9 +732,9 @@ uint8_t bl_pix_inverseburn_Y(uint8_t y1, uint8_t y2)
uint8_t bl_pix_colordodge_Y(uint8_t y1, uint8_t y2)
{
if(y2 < 16) y2 = 16;
if(y1 > 235) y1 = 235;
return ((y2 >> 8) / (0xff - y1));
if(y1 > pixel_Y_hi_ )
y1 = pixel_Y_hi_;
return ((y2 >> 8) / (256 - y1));
}
uint8_t bl_pix_mulsub_Y(uint8_t y1, uint8_t y2)