diff options
| -rw-r--r-- | libkmstest/conv.cpp | 137 | ||||
| -rw-r--r-- | libkmstest/kmstest.h | 1 |
2 files changed, 0 insertions, 138 deletions
diff --git a/libkmstest/conv.cpp b/libkmstest/conv.cpp deleted file mode 100644 index cd5f8d6..0000000 --- a/libkmstest/conv.cpp +++ /dev/null @@ -1,137 +0,0 @@ -#include <drm_fourcc.h> -#include <stdexcept> - -#include "kms++.h" -#include "color.h" - -namespace kms -{ -static RGB read_rgb(DumbFramebuffer& 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(DumbFramebuffer& fb, int x, int y) -{ - RGB rgb = read_rgb(fb, x, y); - return YUV(rgb); -} - -static void fb_rgb_to_packed_yuv(DumbFramebuffer& dst_fb, DumbFramebuffer& 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 PixelFormat::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 PixelFormat::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(DumbFramebuffer& dst_fb, DumbFramebuffer& 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(DumbFramebuffer& dst_fb, DumbFramebuffer& 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(DumbFramebuffer& dst, DumbFramebuffer &src) -{ - switch (dst.format()) { - case PixelFormat::NV12: - case PixelFormat::NV21: - fb_rgb_to_semiplanar_yuv(dst, src); - break; - - case PixelFormat::YUYV: - case PixelFormat::UYVY: - fb_rgb_to_packed_yuv(dst, src); - break; - - case PixelFormat::RGB565: - fb_rgb_to_rgb565(dst, src); - break; - - default: - throw std::invalid_argument("fo"); - } -} -} diff --git a/libkmstest/kmstest.h b/libkmstest/kmstest.h index a77f0ff..530c160 100644 --- a/libkmstest/kmstest.h +++ b/libkmstest/kmstest.h @@ -4,7 +4,6 @@ namespace kms { class DumbFramebuffer; -void color_convert(DumbFramebuffer& dst, const DumbFramebuffer &src); void draw_color_bar(kms::DumbFramebuffer& buf, int old_xpos, int xpos, int width); void draw_test_pattern(DumbFramebuffer& fb); } |