eessppeelllloo/veejay
1
0
Fork 0
mirror of https://github.com/game-stop/veejay.git synced 2026-01-04 22:15:29 +01:00
Code Issues Packages Projects Releases Wiki Activity

Libvje / refactor : dither , code format

Browse Source 
* trailing spaces / indentation
This commit is contained in:
[d.j.a.y] Jerome Blanchi
2016-04-06 10:10:17 +02:00
parent 760f0cad8a
commit 9de80c53ca
1 changed files with 34 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
veejay-current/veejay-server/libvje/effects/dither.c
View File

@@ -26,60 +26,64 @@
vj_effect *dither_init(int w, int h)
{
vj_effect *ve = (vj_effect *) vj_calloc(sizeof(vj_effect));
ve->num_params = 2;
ve->defaults = (int *) vj_calloc(sizeof(int) * ve->num_params); /* default values */
ve->limits[0] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* min */
ve->limits[1] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* max */
ve->defaults[0] = 2;
ve->defaults[1] = 0;
vj_effect *ve = (vj_effect *) vj_calloc(sizeof(vj_effect));
ve->num_params = 2;
ve->defaults = (int *) vj_calloc(sizeof(int) * ve->num_params); /* default values */
ve->limits[0] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* min */
ve->limits[1] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* max */
ve->defaults[0] = 2;
ve->defaults[1] = 0;
ve->limits[0][0] = 2;
ve->limits[1][0] = w;
ve->limits[0][1] = 0;
ve->limits[1][1] = 1;
ve->limits[0][0] = 2;
ve->limits[1][0] = w;
ve->limits[0][1] = 0;
ve->limits[1][1] = 1;
ve->description = "Matrix Dithering";
ve->sub_format = -1;
ve->extra_frame = 0;
ve->description = "Matrix Dithering";
ve->sub_format = -1;
ve->extra_frame = 0;
ve->has_user = 0;
ve->param_description = vje_build_param_list( ve->num_params, "Value", "Mode" );
ve->hints = vje_init_value_hint_list( ve->num_params );
vje_build_value_hint_list( ve->hints, ve->limits[1][1], 1, "Static", "Random" );
return ve;
}
static int last_size = 0;
void dither_apply(VJFrame *frame, int size, int random_on)
{
long int w_, h_;
long int dith[size][size];
long int i, j, d, v, l, m;
uint8_t *Y = frame->data[0];
long int w_, h_;
long int dith[size][size];
long int i, j, d, v, l, m;
uint8_t *Y = frame->data[0];
int width, height;
width=frame->width; height = frame->height;
if( last_size != size || random_on ) {
for (l = 0; l < size; l++) {
for (m = 0; m < size; m++) {
dith[l][m] =
(int) ((double) (size) * rand() / (RAND_MAX + 1.0));
if( last_size != size || random_on )
{
for (l = 0; l < size; l++)
{
for (m = 0; m < size; m++)
{
dith[l][m] = (int) ((double) (size) * rand() / (RAND_MAX + 1.0));
}
}
}
last_size = size;
last_size = size;
}
for (h_ = 0; h_ < height; h_++) {
for (h_ = 0; h_ < height; h_++)
{
j = h_ % size;
for (w_ = 0; w_ < width; w_++) {
for (w_ = 0; w_ < width; w_++)
{
i = w_ % size;
d = dith[i][j] << 4;
v = ((long) Y[((h_ * width) + w_)] + d);
Y[(h_ * width) + w_] = (uint8_t) ((v >> 7) << 7);
}
}
}
}