obs-studio/test/test-input/test-random.c

79 lines
1.5 KiB
C

#include <stdlib.h>
#include "test-random.h"
const char *random_getname(const char *locale)
{
return "20x20 Random Pixel Texture Source (Test)";
}
struct random_tex *random_create(const char *settings, obs_source_t source)
{
struct random_tex *rt = bmalloc(sizeof(struct random_tex));
uint32_t *pixels = bmalloc(20*20*4);
size_t x, y;
memset(rt, 0, sizeof(struct random_tex));
for (y = 0; y < 20; y++) {
for (x = 0; x < 20; x++) {
uint32_t pixel = 0xFF000000;
pixel |= (rand()%256);
pixel |= (rand()%256) << 8;
pixel |= (rand()%256) << 16;
//pixel |= 0xFFFFFFFF;
pixels[y*20 + x] = pixel;
}
}
gs_entercontext(obs_graphics());
rt->texture = gs_create_texture(20, 20, GS_RGBA, 1,
(const void**)&pixels, 0);
bfree(pixels);
if (!rt->texture) {
random_destroy(rt);
return NULL;
}
gs_leavecontext();
return rt;
}
void random_destroy(struct random_tex *rt)
{
if (rt) {
gs_entercontext(obs_graphics());
texture_destroy(rt->texture);
bfree(rt);
gs_leavecontext();
}
}
uint32_t random_get_output_flags(struct random_tex *rt)
{
return SOURCE_VIDEO | SOURCE_DEFAULT_EFFECT;
}
void random_video_render(struct random_tex *rt, obs_source_t filter_target)
{
effect_t effect = gs_geteffect();
eparam_t diffuse = effect_getparambyname(effect, "diffuse");
effect_settexture(effect, diffuse, rt->texture);
gs_draw_sprite(rt->texture, 0, 0, 0);
}
uint32_t random_getwidth(struct random_tex *rt)
{
return texture_getwidth(rt->texture);
}
uint32_t random_getheight(struct random_tex *rt)
{
return texture_getheight(rt->texture);
}