notcurses/tests/visual.cpp

310 lines
9.8 KiB
C++

#include "main.h"
#include <vector>
TEST_CASE("Visual") {
auto nc_ = testing_notcurses();
if(!nc_){
return;
}
ncplane* ncp_ = notcurses_stdplane(nc_);
REQUIRE(ncp_);
auto n_ = notcurses_stdplane(nc_);
REQUIRE(n_);
#ifndef USE_MULTIMEDIA
SUBCASE("VisualDisabled"){
REQUIRE(!notcurses_canopen_images(nc_));
REQUIRE(!notcurses_canopen_videos(nc_));
}
#else
SUBCASE("ImagesEnabled"){
REQUIRE(notcurses_canopen_images(nc_));
}
SUBCASE("LoadImageCreatePlane") {
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
auto ncv = ncvisual_from_file(find_data("changes.jpg"));
REQUIRE(ncv);
/*CHECK(dimy * 2 == frame->height);
CHECK(dimx == frame->width); FIXME */
struct ncvisual_options opts{};
opts.scaling = NCSCALE_STRETCH;
auto newn = ncvisual_render(nc_, ncv, &opts);
CHECK(newn);
CHECK(0 == notcurses_render(nc_));
CHECK(1 == ncvisual_decode(ncv));
ncplane_destroy(newn);
ncvisual_destroy(ncv);
}
SUBCASE("LoadImage") {
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
auto ncv = ncvisual_from_file(find_data("changes.jpg"));
REQUIRE(ncv);
/*CHECK(dimy * 2 == frame->height);
CHECK(dimx == frame->width); FIXME */
struct ncvisual_options opts{};
opts.scaling = NCSCALE_STRETCH;
opts.n = ncp_;
CHECK(ncvisual_render(nc_, ncv, &opts));
CHECK(0 == notcurses_render(nc_));
CHECK(1 == ncvisual_decode(ncv));
ncvisual_destroy(ncv);
}
SUBCASE("PlaneDuplicate") {
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
auto ncv = ncvisual_from_file(find_data("changes.jpg"));
REQUIRE(ncv);
/*CHECK(dimy * 2 == frame->height);
CHECK(dimx == frame->width); FIXME */
struct ncvisual_options opts{};
opts.n = ncp_;
opts.scaling = NCSCALE_STRETCH;
CHECK(ncvisual_render(nc_, ncv, &opts));
void* needle = malloc(1);
REQUIRE(nullptr != needle);
struct ncplane* newn = ncplane_dup(ncp_, needle);
int ndimx, ndimy;
REQUIRE(nullptr != newn);
ncvisual_destroy(ncv);
ncplane_erase(ncp_);
// should still have the image
CHECK(0 == notcurses_render(nc_));
ncplane_dim_yx(newn, &ndimy, &ndimx);
CHECK(ndimy == dimy);
CHECK(ndimx == dimx);
}
SUBCASE("LoadVideo") {
if(notcurses_canopen_videos(nc_)){
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
auto ncv = ncvisual_from_file(find_data("notcursesI.avi"));
REQUIRE(ncv);
for(;;){ // run at the highest speed we can
int ret = ncvisual_decode(ncv);
if(1 == ret){
break;
}
CHECK(0 == ret);
/*CHECK(dimy * 2 == frame->height);
CHECK(dimx == frame->width); FIXME */
struct ncvisual_options opts{};
opts.scaling = NCSCALE_STRETCH;
opts.n = ncp_;
CHECK(ncvisual_render(nc_, ncv, &opts));
CHECK(0 == notcurses_render(nc_));
}
ncvisual_destroy(ncv);
}
}
SUBCASE("LoadVideoCreatePlane") {
if(notcurses_canopen_videos(nc_)){
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
auto ncv = ncvisual_from_file(find_data("notcursesI.avi"));
REQUIRE(ncv);
CHECK(0 == ncvisual_decode(ncv));
/*CHECK(dimy * 2 == frame->height);
CHECK(dimx == frame->width); FIXME */
struct ncvisual_options opts{};
opts.scaling = NCSCALE_STRETCH;
auto newn = ncvisual_render(nc_, ncv, &opts);
CHECK(newn);
CHECK(0 == notcurses_render(nc_));
ncplane_destroy(newn);
ncvisual_destroy(ncv);
}
}
#endif
SUBCASE("LoadRGBAFromMemory") {
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
std::vector<uint32_t> rgba(dimx * dimy * 2, 0x88bbccff);
auto ncv = ncvisual_from_rgba(rgba.data(), dimy * 2, dimx * 4, dimx);
REQUIRE(ncv);
struct ncvisual_options opts{};
opts.n = ncp_;
CHECK(ncvisual_render(nc_, ncv, &opts));
CHECK(0 == notcurses_render(nc_));
ncvisual_destroy(ncv);
CHECK(0 == notcurses_render(nc_));
}
SUBCASE("LoadBGRAFromMemory") {
int dimy, dimx;
ncplane_dim_yx(ncp_, &dimy, &dimx);
std::vector<uint32_t> rgba(dimx * dimy * 2, 0x88bbccff);
auto ncv = ncvisual_from_bgra(rgba.data(), dimy * 2, dimx * 4, dimx);
REQUIRE(ncv);
struct ncvisual_options opts{};
opts.n = ncp_;
CHECK(ncvisual_render(nc_, ncv, &opts));
CHECK(0 == notcurses_render(nc_));
ncvisual_destroy(ncv);
CHECK(0 == notcurses_render(nc_));
}
// write a checkerboard pattern and verify the NCBLIT_2x1 output
SUBCASE("Dualblitter") {
if(enforce_utf8()){
constexpr int DIMY = 10;
constexpr int DIMX = 11; // odd number to get checkerboard effect
auto rgba = new uint32_t[DIMY * DIMX];
for(int i = 0 ; i < DIMY * DIMX ; ++i){
CHECK(0 == ncpixel_set_a(&rgba[i], 0xff));
if(i % 2){
CHECK(0 == ncpixel_set_g(&rgba[i], 0xff));
CHECK(0 == ncpixel_set_r(&rgba[i], 0));
}else{
CHECK(0 == ncpixel_set_r(&rgba[i], 0xff));
CHECK(0 == ncpixel_set_g(&rgba[i], 0));
}
CHECK(0 == ncpixel_set_b(&rgba[i], 0));
}
auto ncv = ncvisual_from_rgba(rgba, DIMY, DIMX * sizeof(uint32_t), DIMX);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.n = n_;
vopts.blitter = NCBLIT_2x1;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
CHECK(n_ == ncvisual_render(nc_, ncv, &vopts));
CHECK(0 == notcurses_render(nc_));
for(int y = 0 ; y < DIMY / 2 ; ++y){
for(int x = 0 ; x < DIMX ; ++x){
uint16_t stylemask;
uint64_t channels;
char* egc = notcurses_at_yx(nc_, y, x, &stylemask, &channels);
REQUIRE(nullptr != egc);
CHECK((rgba[y * 2 * DIMX + x] & 0xffffff) == channels_bg(channels));
CHECK((rgba[(y * 2 + 1) * DIMX + x] & 0xffffff) == channels_fg(channels));
free(egc);
}
}
delete[] rgba;
}
}
// write a checkerboard pattern and verify the NCBLIT_2x2 output
SUBCASE("Quadblitter") {
if(enforce_utf8()){
constexpr int DIMY = 10;
constexpr int DIMX = 11; // odd number to get checkerboard effect
auto rgba = new uint32_t[DIMY * DIMX];
for(int i = 0 ; i < DIMY * DIMX ; ++i){
CHECK(0 == ncpixel_set_a(&rgba[i], 0xff));
if(i % 2){
CHECK(0 == ncpixel_set_g(&rgba[i], 0xff));
CHECK(0 == ncpixel_set_b(&rgba[i], 0));
}else{
CHECK(0 == ncpixel_set_b(&rgba[i], 0xff));
CHECK(0 == ncpixel_set_g(&rgba[i], 0));
}
CHECK(0 == ncpixel_set_r(&rgba[i], 0));
}
auto ncv = ncvisual_from_rgba(rgba, DIMY, DIMX * sizeof(uint32_t), DIMX);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.n = n_;
vopts.blitter = NCBLIT_2x2;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
CHECK(n_ == ncvisual_render(nc_, ncv, &vopts));
CHECK(0 == notcurses_render(nc_));
for(int y = 0 ; y < DIMY / 2 ; ++y){
for(int x = 0 ; x < DIMX / 2 ; ++x){
uint16_t stylemask;
uint64_t channels;
char* egc = notcurses_at_yx(nc_, y, x, &stylemask, &channels);
REQUIRE(nullptr != egc);
CHECK((rgba[(y * 2 * DIMX) + (x * 2)] & 0xffffff) == channels_fg(channels));
CHECK((rgba[(y * 2 + 1) * DIMX + (x * 2) + 1] & 0xffffff) == channels_fg(channels));
free(egc);
}
}
delete[] rgba;
}
}
// close-in verification of each quadblitter output EGC
SUBCASE("QuadblitterEGCs") {
if(enforce_utf8()){
// there are 16 configurations, each mapping four (2x2) pixels
int DIMX = 32;
int DIMY = 2;
auto rgba = new uint32_t[DIMY * DIMX];
memset(rgba, 0, sizeof(*rgba) * DIMY * DIMX);
// the top has 4 configurations of 4 each, each being 2 columns
for(int top = 0 ; top < 4 ; ++top){
for(int idx = 0 ; idx < 4 ; ++idx){
const int itop = (top * 4 + idx) * 2; // index of first column
CHECK(0 == ncpixel_set_a(&rgba[itop], 0xff));
CHECK(0 == ncpixel_set_a(&rgba[itop + 1], 0xff));
if(top == 1 || top == 3){
CHECK(0 == ncpixel_set_r(&rgba[itop], 0xff));
}
if(top == 2 || top == 3){
CHECK(0 == ncpixel_set_r(&rgba[itop + 1], 0xff));
}
}
}
for(int bot = 0 ; bot < 4 ; ++bot){
for(int idx = 0 ; idx < 4 ; ++idx){
const int ibot = (bot * 4 + idx) * 2 + DIMX;
CHECK(0 == ncpixel_set_a(&rgba[ibot], 0xff));
CHECK(0 == ncpixel_set_a(&rgba[ibot + 1], 0xff));
if(idx == 1 || idx == 3){
CHECK(0 == ncpixel_set_r(&rgba[ibot], 0xff));
}
if(idx == 2 || idx == 3){
CHECK(0 == ncpixel_set_r(&rgba[ibot + 1], 0xff));
}
}
}
auto ncv = ncvisual_from_rgba(rgba, DIMY, DIMX * sizeof(uint32_t), DIMX);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.n = n_;
vopts.blitter = NCBLIT_2x2;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
CHECK(n_ == ncvisual_render(nc_, ncv, &vopts));
CHECK(0 == notcurses_render(nc_));
for(int y = 0 ; y < DIMY / 2 ; ++y){
for(int x = 0 ; x < DIMX / 2 ; ++x){
uint16_t stylemask;
uint64_t channels;
char* egc = notcurses_at_yx(nc_, y, x, &stylemask, &channels);
REQUIRE(nullptr != egc);
/* FIXME need to match
[▀] 00000000 00000000
[▜] 00000000 00ff0000
[▛] 00000000 00ff0000
[▀] 00000000 00ff0000
[▟] 00000000 00ff0000
[▋] 00ff0000 00000000
[▚] 00ff0000 00000000
[▙] 00ff0000 00000000
[▙] 00000000 00ff0000
[▚] 00000000 00ff0000
[▋] 00000000 00ff0000
[▟] 00ff0000 00000000
[▀] 00ff0000 00000000
[▛] 00ff0000 00000000
[▜] 00ff0000 00000000
[▀] 00ff0000 00ff0000
*/
free(egc);
}
}
delete[] rgba;
}
}
CHECK(!notcurses_stop(nc_));
}