summaryrefslogtreecommitdiff
path: root/libkms++util/testpat.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'libkms++util/testpat.cpp')
-rw-r--r--libkms++util/testpat.cpp191
1 files changed, 0 insertions, 191 deletions
diff --git a/libkms++util/testpat.cpp b/libkms++util/testpat.cpp
deleted file mode 100644
index b859180..0000000
--- a/libkms++util/testpat.cpp
+++ /dev/null
@@ -1,191 +0,0 @@
-
-//#define DRAW_PERF_PRINT
-
-#include <cstring>
-#include <cassert>
-#include <thread>
-
-#include <kms++.h>
-#include <kms++util.h>
-#include <cpuframebuffer.h>
-#include "stopwatch.h"
-
-using namespace std;
-
-namespace kms
-{
-
-static RGB get_test_pattern_pixel(IMappedFramebuffer& fb, unsigned x, unsigned y)
-{
- const unsigned w = fb.width();
- const unsigned h = fb.height();
-
- const unsigned mw = 20;
-
- const unsigned xm1 = mw;
- const unsigned xm2 = w - mw - 1;
- const unsigned ym1 = mw;
- const unsigned ym2 = h - mw - 1;
-
- // white margin lines
- if (x == xm1 || x == xm2 || y == ym1 || y == ym2)
- return RGB(255, 255, 255);
- // white box outlines to corners
- else if ((x == 0 || x == w - 1) && (y < ym1 || y > ym2))
- return RGB(255, 255, 255);
- // white box outlines to corners
- else if ((y == 0 || y == h - 1) && (x < xm1 || x > xm2))
- return RGB(255, 255, 255);
- // blue bar on the left
- else if (x < xm1 && (y > ym1 && y < ym2))
- return RGB(0, 0, 255);
- // blue bar on the top
- else if (y < ym1 && (x > xm1 && x < xm2))
- return RGB(0, 0, 255);
- // red bar on the right
- else if (x > xm2 && (y > ym1 && y < ym2))
- return RGB(255, 0, 0);
- // red bar on the bottom
- else if (y > ym2 && (x > xm1 && x < xm2))
- return RGB(255, 0, 0);
- // inside the margins
- else if (x > xm1 && x < xm2 && y > ym1 && y < ym2) {
- // diagonal line
- if (x == y || w - x == h - y)
- return RGB(255, 255, 255);
- // diagonal line
- else if (w - x == y || x == h - y)
- return RGB(255, 255, 255);
- else {
- int t = (x - xm1 - 1) * 8 / (xm2 - xm1 - 1);
- unsigned r = 0, g = 0, b = 0;
-
- unsigned c = (y - ym1 - 1) % 256;
-
- switch (t) {
- case 0:
- r = c;
- break;
- case 1:
- g = c;
- break;
- case 2:
- b = c;
- break;
- case 3:
- g = b = c;
- break;
- case 4:
- r = b = c;
- break;
- case 5:
- r = g = c;
- break;
- case 6:
- r = g = b = c;
- break;
- case 7:
- break;
- }
-
- return RGB(r, g, b);
- }
- } else {
- // black corners
- return RGB(0, 0, 0);
- }
-}
-
-static void draw_test_pattern_part(IMappedFramebuffer& fb, unsigned start_y, unsigned end_y)
-{
- unsigned x, y;
- unsigned w = fb.width();
-
- switch (fb.format()) {
- case PixelFormat::XRGB8888:
- case PixelFormat::XBGR8888:
- case PixelFormat::ARGB8888:
- case PixelFormat::ABGR8888:
- case PixelFormat::RGB565:
- for (y = start_y; y < end_y; y++) {
- for (x = 0; x < w; x++) {
- RGB pixel = get_test_pattern_pixel(fb, x, y);
- draw_rgb_pixel(fb, x, y, pixel);
- }
- }
- break;
-
- case PixelFormat::UYVY:
- case PixelFormat::YUYV:
- case PixelFormat::YVYU:
- case PixelFormat::VYUY:
- for (y = start_y; y < end_y; y++) {
- for (x = 0; x < w; x += 2) {
- RGB pixel1 = get_test_pattern_pixel(fb, x, y);
- RGB pixel2 = get_test_pattern_pixel(fb, x + 1, y);
- draw_yuv422_macropixel(fb, x, y, pixel1.yuv(), pixel2.yuv());
- }
- }
- break;
-
- case PixelFormat::NV12:
- case PixelFormat::NV21:
- for (y = start_y; y < end_y; y += 2) {
- for (x = 0; x < w; x += 2) {
- RGB pixel00 = get_test_pattern_pixel(fb, x, y);
- RGB pixel10 = get_test_pattern_pixel(fb, x + 1, y);
- RGB pixel01 = get_test_pattern_pixel(fb, x, y + 1);
- RGB pixel11 = get_test_pattern_pixel(fb, x + 1, y + 1);
- draw_yuv420_macropixel(fb, x, y,
- pixel00.yuv(), pixel10.yuv(),
- pixel01.yuv(), pixel11.yuv());
- }
- }
- break;
- default:
- throw std::invalid_argument("unknown pixelformat");
- }
-}
-
-static void draw_test_pattern_impl(IMappedFramebuffer& fb)
-{
- if (fb.height() < 20) {
- draw_test_pattern_part(fb, 0, fb.height());
- return;
- }
-
- unsigned num_threads = thread::hardware_concurrency();
- vector<thread> workers;
-
- unsigned part = (fb.height() / num_threads) & ~1;
-
- for (unsigned n = 0; n < num_threads; ++n) {
- unsigned start = n * part;
- unsigned end = start + part;
-
- if (n == num_threads - 1)
- end = fb.height();
-
- workers.push_back(thread([&fb, start, end]() { draw_test_pattern_part(fb, start, end); }));
- }
-
- for (thread& t : workers)
- t.join();
-}
-
-void draw_test_pattern(IMappedFramebuffer &fb)
-{
-#ifdef DRAW_PERF_PRINT
- Stopwatch sw;
- sw.start();
-#endif
-
- draw_test_pattern_impl(fb);
-
-#ifdef DRAW_PERF_PRINT
- double us = sw.elapsed_us();
- printf("draw took %u us\n", (unsigned)us);
-#endif
-}
-
-}