[U-Boot] [PATCH v2 07/13] lib: tizen: change Tizen logo with the new one.

[Przemyslaw Marczak <p.marczak@samsung.com>]

Hello Hyungwon,

On 12/26/2013 12:39 AM, Hyungwon Hwang wrote:> Dear Marczak,
 >
 > On Fri, 20 Dec 2013 12:50:11 +0100
 > Przemyslaw Marczak <p.marczak@samsung.com> wrote:
 >
 >> Dear Hyungwon,
 >>
 >> On 12/20/2013 06:07 AM, Hyungwon Hwang wrote:
 >>> Hi, Marczak
 >>>
 >>> On Thu, 19 Dec 2013 11:40:26 +0100
 >>> Przemyslaw Marczak <p.marczak@samsung.com> wrote:
 >>>
 >>>> Hello Hyungwon,
 >>>>
 >>>> On 12/19/2013 06:40 AM, ??? wrote:
 >>>>> Hi, Marczak.
 >>>>>
 >>>>> Is this logo image what I sent you before?
 >>>>>
 >>>>> It's a little different what we use,
 >>>>> and also the logo image is not aligned center horizontally.
 >>>>>
 >>>>> Best regards,
 >>>>> Hyungwon Hwang
 >>>>>
 >>>>
 >>>> This is not a logo which you sent me. Your logo has 24BPP and
 >>>> actually it has displayed correctly because of fimd 24bpp mode.
 >>>> When I tried to convert it to 16bpp with gimp, it was not
 >>>> displayed correctly in 16bpp mode, there was some lines shift on
 >>>> display so I took logo from tizen.org and resized it to 500x160 -
 >>>> now it's looking good.
 >>>>
 >>>> This is the logo location:
 >>>> 
https://download.tizen.org/misc/Tizen-Brand/01-Primary-Assets/Lockup/On-Dark/01-RGB/Tizen-Lockup-On-Dark-RGB.png
 >>>>
 >>>> I can add some x and y offsets to make word "TIZEN" aligned center.
 >>>> If this logo is really bad, then can you share logo in PNG format?
 >>>> Or BMP 16bpp?
 >>>
 >>> The logo file is OK. Could you adjust alignment?
 >>> Also, I think that anti-aliasing is needed.
 >>> We can see stair-stepping appearance in diagonal lines.
 >>> Can you fix it?
 >>>
 >>>>
 >>>> Regards.
 >>>
 >>>
 >>>
 >>> ---
 >>> Hyungwon Hwang
 >>> Samsung SWC S/W Platform Team
 >>> Smasung Electronics
 >>> human.hwang at samsung.com
 >>>
 >>
 >> You're right the picture size scalling method which I have chosen was
 >> not good enough. I fixed it and now logo quality is much better. I
 >> also introduced logo x and y offset in struct vidinfo, so function
 >> get logo will be looking like this:
 >>
 >> file: lib/tizen/tizen.c
 >>
 >>    void get_tizen_logo_info(vidinfo_t *vid)
 >>    {
 >> -	switch (vid->resolution) {
 >> -	case HD_RESOLUTION:
 >> -		vid->logo_width = TIZEN_HD_LOGO_WIDTH;
 >> -		vid->logo_height = TIZEN_HD_LOGO_HEIGHT;
 >> -		vid->logo_addr = (ulong)tizen_hd_logo;
 >> +	switch (vid->vl_bpix) {
 >> +	case 4:
 >> +		vid->logo_width = TIZEN_LOGO_16BPP_WIDTH;
 >> +		vid->logo_height = TIZEN_LOGO_16BPP_HEIGHT;
 >> +		vid->logo_x_offset = TIZEN_LOGO_16BPP_X_OFFSET;
 >> +		vid->logo_y_offset = TIZEN_LOGO_16BPP_Y_OFFSET;
 >> +#if defined(CONFIG_VIDEO_BMP_GZIP)
 >> +		vid->logo_addr = (ulong)tizen_logo_16bpp_gzip;
 >> +#else
 >> +		vid->logo_addr = (ulong)tizen_logo_16bpp;
 >> +#endif
 >>    		break;
 >>    	default:
 >> +		vid->logo_addr = 0;
 >>    		break;
 >>    	}
 >>    }
 >>
 >> and set logo position before display:
 >> file: board/samsung/common/misc.c
 >>
 >> 	x = ((panel_info.vl_width - panel_info.logo_width) >> 1);
 >> +	x += panel_info.logo_x_offset; /* For X center align */
 >>
 >> 	y = ((panel_info.vl_height - panel_info.logo_height) >> 1);
 >> +	y += panel_info.logo_y_offset; /* For Y center align */
 >>
 >> So every new logo in future could be simply center-aligned.
 >> Is it ok?
 >> Regards,
 >>
 >
 > Can you send the patch? I think that the code above omit the added
 > variable declaration. So I can't test it.
 > Thank you.
 >
 > Best regards,
 > Hyungwon Hwang
 >
 > ---
 > Hyungwon Hwang
 > Samsung SWC S/W Platform Team
 > Smasung Electronics
 > human.hwang at samsung.com
 > _______________________________________________
 > U-Boot mailing list
 > U-Boot at lists.denx.de
 > http://lists.denx.de/mailman/listinfo/u-boot
 >

It was only some pseudo code. I will add some more changes in this patch 
set, so please wait for its next version.
I try to eliminate unaligned access issue on trats board, because now it 
is quite unpredictable. I hope to send changes at the end of this week.
Regards,

-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com