From 89a8bbda0ae7ebd159d6ef2b0724964b3eb14943 Mon Sep 17 00:00:00 2001 From: Morris Tabor <80684659+mortarroad@users.noreply.github.com> Date: Sat, 8 May 2021 16:51:30 +0200 Subject: fix misaligned loads in bmp loader --- modules/bmp/image_loader_bmp.cpp | 26 ++++++++++---------------- 1 file changed, 10 insertions(+), 16 deletions(-) diff --git a/modules/bmp/image_loader_bmp.cpp b/modules/bmp/image_loader_bmp.cpp index c7fdf56af4..f22e74cafb 100644 --- a/modules/bmp/image_loader_bmp.cpp +++ b/modules/bmp/image_loader_bmp.cpp @@ -130,23 +130,19 @@ Error ImageLoaderBMP::convert_to_image(Ref p_image, line_ptr += 1; } break; case 24: { - uint32_t color = *((uint32_t *)line_ptr); - - write_buffer[index + 2] = color & 0xff; - write_buffer[index + 1] = (color >> 8) & 0xff; - write_buffer[index + 0] = (color >> 16) & 0xff; + write_buffer[index + 2] = line_ptr[0]; + write_buffer[index + 1] = line_ptr[1]; + write_buffer[index + 0] = line_ptr[2]; write_buffer[index + 3] = 0xff; index += 4; line_ptr += 3; } break; case 32: { - uint32_t color = *((uint32_t *)line_ptr); - - write_buffer[index + 2] = color & 0xff; - write_buffer[index + 1] = (color >> 8) & 0xff; - write_buffer[index + 0] = (color >> 16) & 0xff; - write_buffer[index + 3] = color >> 24; + write_buffer[index + 2] = line_ptr[0]; + write_buffer[index + 1] = line_ptr[1]; + write_buffer[index + 0] = line_ptr[2]; + write_buffer[index + 3] = line_ptr[3]; index += 4; line_ptr += 4; @@ -172,11 +168,9 @@ Error ImageLoaderBMP::convert_to_image(Ref p_image, const uint8_t *cb = p_color_buffer; for (unsigned int i = 0; i < color_table_size; ++i) { - uint32_t color = *((uint32_t *)cb); - - pal[i * 4 + 0] = (color >> 16) & 0xff; - pal[i * 4 + 1] = (color >> 8) & 0xff; - pal[i * 4 + 2] = (color)&0xff; + pal[i * 4 + 0] = cb[2]; + pal[i * 4 + 1] = cb[1]; + pal[i * 4 + 2] = cb[0]; pal[i * 4 + 3] = 0xff; cb += 4; -- cgit v1.2.3