Blog · GitLab (User) Created at 2018-1-27 15:31:58 Updated at 2018-3-14 08:50:42 Tomáš Hübelbauer
Plan checking out the Crankshaft OS

Raspberry Pi

MPEG-2 and VC-1 hardware decoder patch

cd /boot
cp start.elf start.elf_backup && \
perl -pne 's/\x47\xE9362H\x3C\x18/\x47\xE9362H\x3C\x1F/g' < start.elf_backup > start.elf

Enables hardware decoded playback of MPEG-2 and VC-1 media without paying for the license.

Kedei

Raspbery PI + Kedei screen is straight fire.

The screen review

Vendor site

Notes:

Tasks

sudo apt install xinput-calibrator
sudo nano /boot/config.txt
# Append:
dtparam=spi=on
dtoverlay=ads7846,cs=0,penirq=25,speed=10000,penirq_pull=2,keep_vref_on=1,xohms=150
sudo mkdir -p /etc/X11/xorg.conf.d
DISPLAY=:0.0 xinput_calibrator
# Copy output over to `/etc/X11/xorg.conf.d/99-calibration.conf`

Menu > Preferences > calibrate Touchscreen

Section "InputClass"
        Identifier      ""
        MatchProduct    ""
        Option  "Calibration"   "# # # #"
        Option  "SwapAxes"      "1"
EndSection
Changes (9)
2018-3-14 08:50:42 Tomáš Hübelbauer
Plan checking out the Crankshaft OS
2018-3-14 08:47:17 Tomáš Hübelbauer
Plan buying Raspberry Pi 3 Model B+
2018-3-13 22:37:05 Tomáš Hübelbauer
Retitle to Raspberry Pi
2018-2-15 10:51:02 Tomáš Hübelbauer
Document MPEG-2 and VC-1 HW playback patch
2018-2-13 14:26:06 Tomáš Hübelbauer
Replace with Bloggo prefix
2018-1-27 16:39:50 Tomáš Hübelbauer
Add touch screen instructions
2018-1-27 15:34:30 Tomáš Hübelbauer
Link the screen review
2018-1-27 15:33:55 Tomáš Hübelbauer
Post on Bloggo
2018-1-27 15:33:41 Tomáš Hübelbauer
Add Raspi + Kedei screen notes
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