summaryrefslogtreecommitdiff
path: root/libkms++/utils
diff options
context:
space:
mode:
Diffstat (limited to 'libkms++/utils')
-rw-r--r--libkms++/utils/color.cpp67
-rw-r--r--libkms++/utils/color.h48
-rw-r--r--libkms++/utils/conv.cpp138
-rw-r--r--libkms++/utils/conv.h8
-rw-r--r--libkms++/utils/testpat.cpp162
-rw-r--r--libkms++/utils/testpat.h6
6 files changed, 0 insertions, 429 deletions
diff --git a/libkms++/utils/color.cpp b/libkms++/utils/color.cpp
deleted file mode 100644
index b5b9001..0000000
--- a/libkms++/utils/color.cpp
+++ /dev/null
@@ -1,67 +0,0 @@
-#include "color.h"
-
-namespace kms
-{
-RGB::RGB()
-{
- r = g = b = a = 0;
-}
-
-RGB::RGB(uint8_t r, uint8_t g, uint8_t b)
-{
- this->r = r;
- this->g = g;
- this->b = b;
- this->a = 0;
-}
-
-uint16_t RGB::rgb565() const
-{
- uint16_t r = (this->r >> 3) << 11;
- uint16_t g = (this->g >> 2) << 5;
- uint16_t b = (this->b >> 3) << 0;
- return r | g | b;
-}
-
-YUV RGB::yuv() const
-{
- return YUV(*this);
-}
-
-
-YUV::YUV()
-{
- y = u = v = a = 0;
-}
-
-YUV::YUV(uint8_t y, uint8_t u, uint8_t v)
-{
- this->y = y;
- this->u = u;
- this->v = v;
- this->a = 0;
-}
-
-static inline uint8_t MAKE_YUV_601_Y(uint8_t r, uint8_t g, uint8_t b)
-{
- return (((66 * r + 129 * g + 25 * b + 128) >> 8) + 16);
-}
-
-static inline uint8_t MAKE_YUV_601_U(uint8_t r, uint8_t g, uint8_t b)
-{
- return (((-38 * r - 74 * g + 112 * b + 128) >> 8) + 128);
-}
-
-static inline uint8_t MAKE_YUV_601_V(uint8_t r, uint8_t g, uint8_t b)
-{
- return (((112 * r - 94 * g - 18 * b + 128) >> 8) + 128);
-}
-
-YUV::YUV(const RGB& rgb)
-{
- this->y = MAKE_YUV_601_Y(rgb.r, rgb.g, rgb.b);
- this->u = MAKE_YUV_601_U(rgb.r, rgb.g, rgb.b);
- this->v = MAKE_YUV_601_V(rgb.r, rgb.g, rgb.b);
- this->a = rgb.a;
-}
-}
diff --git a/libkms++/utils/color.h b/libkms++/utils/color.h
deleted file mode 100644
index 1db47e8..0000000
--- a/libkms++/utils/color.h
+++ /dev/null
@@ -1,48 +0,0 @@
-#pragma once
-
-#include <cstdint>
-
-namespace kms
-{
-struct YUV;
-
-struct RGB
-{
- RGB();
- RGB(uint8_t r, uint8_t g, uint8_t b);
-
- uint16_t rgb565() const;
- YUV yuv() const;
-
- union {
- struct
- {
- uint8_t b;
- uint8_t g;
- uint8_t r;
- uint8_t a;
- };
-
- uint32_t raw;
- };
-};
-
-struct YUV
-{
- YUV();
- YUV(uint8_t y, uint8_t u, uint8_t v);
- YUV(const RGB& rgb);
-
- union {
- struct
- {
- uint8_t v;
- uint8_t u;
- uint8_t y;
- uint8_t a;
- };
-
- uint32_t raw;
- };
-};
-}
diff --git a/libkms++/utils/conv.cpp b/libkms++/utils/conv.cpp
deleted file mode 100644
index d439253..0000000
--- a/libkms++/utils/conv.cpp
+++ /dev/null
@@ -1,138 +0,0 @@
-#include <drm_fourcc.h>
-#include <stdexcept>
-
-#include "framebuffer.h"
-#include "color.h"
-#include "conv.h"
-
-namespace kms
-{
-static RGB read_rgb(const Framebuffer& fb, int x, int y)
-{
- uint32_t *pc = (uint32_t *)(fb.map(0) + fb.stride(0) * y);
-
- uint32_t c = pc[x];
-
- return RGB((c >> 16) & 0xff, (c >> 8) & 0xff, c & 0xff);
-}
-
-static YUV read_rgb_as_yuv(const Framebuffer& fb, int x, int y)
-{
- RGB rgb = read_rgb(fb, x, y);
- return YUV(rgb);
-}
-
-static void fb_rgb_to_packed_yuv(Framebuffer& dst_fb, const Framebuffer& src_fb)
-{
- unsigned w = src_fb.width();
- unsigned h = src_fb.height();
-
- uint8_t *dst = dst_fb.map(0);
-
- for (unsigned y = 0; y < h; ++y) {
- for (unsigned x = 0; x < w; x += 2) {
- YUV yuv1 = read_rgb_as_yuv(src_fb, x + 0, y);
- YUV yuv2 = read_rgb_as_yuv(src_fb, x + 1, y);
-
- switch (dst_fb.format()) {
- case DRM_FORMAT_UYVY:
- dst[x * 2 + 0] = (yuv1.u + yuv2.u) / 2;
- dst[x * 2 + 1] = yuv1.y;
- dst[x * 2 + 2] = (yuv1.v + yuv2.v) / 2;
- dst[x * 2 + 3] = yuv2.y;
- break;
- case DRM_FORMAT_YUYV:
- dst[x * 2 + 0] = yuv1.y;
- dst[x * 2 + 1] = (yuv1.u + yuv2.u) / 2;
- dst[x * 2 + 2] = yuv2.y;
- dst[x * 2 + 3] = (yuv1.v + yuv2.v) / 2;
- break;
-
- default:
- throw std::invalid_argument("fo");
- }
- }
-
- dst += dst_fb.stride(0);
- }
-}
-
-static void fb_rgb_to_semiplanar_yuv(Framebuffer& dst_fb, const Framebuffer& src_fb)
-{
- unsigned w = src_fb.width();
- unsigned h = src_fb.height();
-
- uint8_t *dst_y = dst_fb.map(0);
- uint8_t *dst_uv = dst_fb.map(1);
-
- for (unsigned y = 0; y < h; ++y) {
- for (unsigned x = 0; x < w; ++x) {
- YUV yuv = read_rgb_as_yuv(src_fb, x, y);
- dst_y[x] = yuv.y;
- }
-
- dst_y += dst_fb.stride(0);
- }
-
- for (unsigned y = 0; y < h; y += 2) {
- for (unsigned x = 0; x < w; x += 2) {
- YUV yuv00 = read_rgb_as_yuv(src_fb, x + 0, y + 0);
- YUV yuv01 = read_rgb_as_yuv(src_fb, x + 1, y + 0);
- YUV yuv10 = read_rgb_as_yuv(src_fb, x + 0, y + 1);
- YUV yuv11 = read_rgb_as_yuv(src_fb, x + 1, y + 1);
-
- unsigned u = (yuv00.u + yuv01.u + yuv10.u + yuv11.u) / 4;
- unsigned v = (yuv00.v + yuv01.v + yuv10.v + yuv11.v) / 4;
-
- dst_uv[x + 0] = u;
- dst_uv[x + 1] = v;
- }
-
- dst_uv += dst_fb.stride(1);
- }
-}
-
-static void fb_rgb_to_rgb565(Framebuffer& dst_fb, const Framebuffer& src_fb)
-{
- unsigned w = src_fb.width();
- unsigned h = src_fb.height();
-
- uint8_t *dst = dst_fb.map(0);
-
- for (unsigned y = 0; y < h; ++y) {
- for (unsigned x = 0; x < w; ++x) {
- RGB rgb = read_rgb(src_fb, x, y);
-
- unsigned r = rgb.r * 32 / 256;
- unsigned g = rgb.g * 64 / 256;
- unsigned b = rgb.b * 32 / 256;
-
- ((uint16_t *)dst)[x] = (r << 11) | (g << 5) | (b << 0);
- }
-
- dst += dst_fb.stride(0);
- }
-}
-
-void color_convert(Framebuffer& dst, const Framebuffer &src)
-{
- switch (dst.format()) {
- case DRM_FORMAT_NV12:
- case DRM_FORMAT_NV21:
- fb_rgb_to_semiplanar_yuv(dst, src);
- break;
-
- case DRM_FORMAT_YUYV:
- case DRM_FORMAT_UYVY:
- fb_rgb_to_packed_yuv(dst, src);
- break;
-
- case DRM_FORMAT_RGB565:
- fb_rgb_to_rgb565(dst, src);
- break;
-
- default:
- throw std::invalid_argument("fo");
- }
-}
-}
diff --git a/libkms++/utils/conv.h b/libkms++/utils/conv.h
deleted file mode 100644
index d1b306a..0000000
--- a/libkms++/utils/conv.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#pragma once
-
-namespace kms
-{
-class Framebuffer;
-
-void color_convert(Framebuffer& dst, const Framebuffer &src);
-}
diff --git a/libkms++/utils/testpat.cpp b/libkms++/utils/testpat.cpp
deleted file mode 100644
index 56000f1..0000000
--- a/libkms++/utils/testpat.cpp
+++ /dev/null
@@ -1,162 +0,0 @@
-
-#include <chrono>
-#include <cstring>
-#include <cassert>
-
-#include <xf86drm.h>
-#include <xf86drmMode.h>
-#include <drm_fourcc.h>
-#include <drm.h>
-#include <drm_mode.h>
-
-#include "card.h"
-#include "framebuffer.h"
-#include "testpat.h"
-#include "color.h"
-
-#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
-
-namespace kms
-{
-static void draw_pixel(Framebuffer& buf, unsigned x, unsigned y, RGB color)
-{
- static RGB c1;
-
- switch (buf.format()) {
- case DRM_FORMAT_XRGB8888:
- {
- uint32_t *p = (uint32_t*)(buf.map(0) + buf.stride(0) * y + x * 4);
- *p = color.raw;
- break;
- }
- case DRM_FORMAT_RGB565:
- {
- uint16_t *p = (uint16_t*)(buf.map(0) + buf.stride(0) * y + x * 2);
- *p = color.rgb565();
- break;
- }
- case DRM_FORMAT_UYVY:
- {
- if ((x & 1) == 0) {
- c1 = color;
- return;
- }
-
- uint8_t *p = (uint8_t*)(buf.map(0) + buf.stride(0) * y + x * 2);
-
- YUV yuv1 = c1.yuv();
- YUV yuv2 = color.yuv();
-
- p[0] = (yuv1.u + yuv2.u) / 2;
- p[1] = yuv1.y;
- p[2] = (yuv1.v + yuv2.v) / 2;
- p[3] = yuv2.y;
- break;
- }
- case DRM_FORMAT_YUYV:
- {
- if ((x & 1) == 0) {
- c1 = color;
- return;
- }
-
- uint8_t *p = (uint8_t*)(buf.map(0) + buf.stride(0) * y + x * 2);
-
- YUV yuv1 = c1.yuv();
- YUV yuv2 = color.yuv();
-
- p[0] = yuv1.y;
- p[1] = (yuv1.u + yuv2.u) / 2;
- p[2] = yuv2.y;
- p[3] = (yuv1.v + yuv2.v) / 2;
- break;
- }
- }
-}
-
-static void draw_rgb_test_pattern(Framebuffer& fb)
-{
- unsigned x, y;
- unsigned w = fb.width();
- 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;
-
- for (y = 0; y < h; y++) {
- for (x = 0; x < w; x++) {
- // white margin lines
- if (x == xm1 || x == xm2 || y == ym1 || y == ym2)
- draw_pixel(fb, x, y, RGB(255, 255, 255));
- // white box outlines to corners
- else if ((x == 0 || x == w - 1) && (y < ym1 || y > ym2))
- draw_pixel(fb, x, y, RGB(255, 255, 255));
- // white box outlines to corners
- else if ((y == 0 || y == h - 1) && (x < xm1 || x > xm2))
- draw_pixel(fb, x, y, RGB(255, 255, 255));
- // blue bar on the left
- else if (x < xm1 && (y > ym1 && y < ym2))
- draw_pixel(fb, x, y, RGB(0, 0, 255));
- // blue bar on the top
- else if (y < ym1 && (x > xm1 && x < xm2))
- draw_pixel(fb, x, y, RGB(0, 0, 255));
- // red bar on the right
- else if (x > xm2 && (y > ym1 && y < ym2))
- draw_pixel(fb, x, y, RGB(255, 0, 0));
- // red bar on the bottom
- else if (y > ym2 && (x > xm1 && x < xm2))
- draw_pixel(fb, x, y, 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)
- draw_pixel(fb, x, y, RGB(255, 255, 255));
- // diagonal line
- else if (w - x == y || x == h - y)
- draw_pixel(fb, x, y, RGB(255, 255, 255));
- else {
- int t = (x - xm1 - 1) * 3 / (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;
- }
-
- draw_pixel(fb, x, y, RGB(r, g, b));
- }
- // black corners
- } else {
- draw_pixel(fb, x, y, RGB(0, 0, 0));
- }
- }
- }
-}
-
-void draw_test_pattern(Framebuffer& fb)
-{
- using namespace std::chrono;
-
- auto t1 = high_resolution_clock::now();
-
- draw_rgb_test_pattern(fb);
-
- auto t2 = high_resolution_clock::now();
- auto time_span = duration_cast<microseconds>(t2 - t1);
-
- printf("draw took %u us\n", (unsigned)time_span.count());
-}
-}
diff --git a/libkms++/utils/testpat.h b/libkms++/utils/testpat.h
deleted file mode 100644
index b60271a..0000000
--- a/libkms++/utils/testpat.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#pragma once
-
-namespace kms
-{
-void draw_test_pattern(Framebuffer& fb);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 19:54:27 +0000