From eacc6091149e7eda145fc7b1fa96544dbaf783f1 Mon Sep 17 00:00:00 2001 From: Ingo Korb Date: Fri, 14 Sep 2018 20:12:26 +0200 Subject: [PATCH] Fix chroma shift and bump version to 2.4b --- Firmware/screen_about.c | 4 ++-- HDL/gcvideo_dvi/Makefile | 2 +- HDL/gcvideo_dvi/src/convert_yuv_to_rgb.vhd | 6 ++++-- NEWS | 3 +++ README.md | 2 +- 5 files changed, 11 insertions(+), 6 deletions(-) diff --git a/Firmware/screen_about.c b/Firmware/screen_about.c index f9a4ad8..956d28e 100644 --- a/Firmware/screen_about.c +++ b/Firmware/screen_about.c @@ -1,6 +1,6 @@ /* GCVideo DVI Firmware - Copyright (C) 2015-2017, Ingo Korb + Copyright (C) 2015-2018, Ingo Korb All rights reserved. Redistribution and use in source and binary forms, with or without @@ -80,7 +80,7 @@ void screen_about(void) { osd_putsat(14, 11, "GCVideo DVI v" VERSION); } } - osd_putsat(12, 13, "Copyright \013 2015-2017"); + osd_putsat(12, 13, "Copyright \013 2015-2018"); osd_putsat(16, 14, "by Ingo Korb"); osd_putsat(15, 15, "ingo@akana.de"); osd_gotoxy(14, 17); diff --git a/HDL/gcvideo_dvi/Makefile b/HDL/gcvideo_dvi/Makefile index b0e1322..65263d9 100644 --- a/HDL/gcvideo_dvi/Makefile +++ b/HDL/gcvideo_dvi/Makefile @@ -1,6 +1,6 @@ # FIXME: Header, make-it-work, etc. -VERSION := 2.4a +VERSION := 2.4b SRC_COMMON := \ src/Blanking_Regenerator_Fixed.vhd \ diff --git a/HDL/gcvideo_dvi/src/convert_yuv_to_rgb.vhd b/HDL/gcvideo_dvi/src/convert_yuv_to_rgb.vhd index 38c5f4d..4654871 100644 --- a/HDL/gcvideo_dvi/src/convert_yuv_to_rgb.vhd +++ b/HDL/gcvideo_dvi/src/convert_yuv_to_rgb.vhd @@ -1,6 +1,6 @@ ---------------------------------------------------------------------------------- -- GCVideo DVI HDL --- Copyright (C) 2014-2017, Ingo Korb +-- Copyright (C) 2014-2018, Ingo Korb -- All rights reserved. -- -- Redistribution and use in source and binary forms, with or without @@ -58,6 +58,7 @@ architecture Behavioral of convert_yuv_to_rgb is signal rtemp : signed(18 downto 0) := (others => '0'); -- Cr for R signal gtempr: signed(18 downto 0) := (others => '0'); -- Cr for G signal gtempb: signed(18 downto 0) := (others => '0'); -- Cb for G + signal gtmpb2: signed(18 downto 0) := (others => '0'); -- Cb for G, delayed signal btemp : signed(18 downto 0) := (others => '0'); -- Cb for B signal rsum : signed(18 downto 0) := (others => '0'); -- (Y + rtemp) / 256 @@ -127,11 +128,12 @@ begin -- pipeline stage 2: add/subtract rsum <= (ystore + rtemp) / 256; gsumtemp <= ystore - gtempr; + gtmpb2 <= gtempb; bsum <= (ystore + btemp) / 256; -- pipeline stage 3: clipping r/b, subtract g rout <= clip(rsum); - gsum <= (gsumtemp - gtempb) / 256; + gsum <= (gsumtemp - gtmpb2) / 256; bout <= clip(bsum); -- pipeline stage 4: clip g, output diff --git a/NEWS b/NEWS index 83bebdd..767323a 100644 --- a/NEWS +++ b/NEWS @@ -1,3 +1,6 @@ +2018-09-14: GCVideo-DVI version 2.4b +- fix a slight chroma shift in YCbCr-to-RGB conversion + 2017-12-10: GCVideo-DVI version 2.4a - fix audio issues introduced by 2.4 for some board configurations - ensure that the mode popup is always shown with correct colors diff --git a/README.md b/README.md index f20e412..598361a 100644 --- a/README.md +++ b/README.md @@ -71,7 +71,7 @@ should contain README.md files with further information. # Licence # 
-Copyright (C) 2014-2017, Ingo Korb <ingo@akana.de>
+Copyright (C) 2014-2018, Ingo Korb <ingo@akana.de>
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without