1

robot36

Decode SSTV encoded audio signals to images

Java

178

2

LDPC

Playing with Low-density parity-check codes

C++

81

3

framebuffer

access Linux framebuffer as draw.Image

Go

27

4

pcspkr

listen to pcm sound over the internal pc speaker

C

27

5

mpss-modules

This is a port of the mic module for the Intel Xeon Phi Coprocessor for linux-4.1

C

16

6

qsstv

Receiving and transmitting of SSTV and HAMDRM (DSSTV)

C++

15

7

FEC

RS and BCH forward error correction

C++

10

8

fft

Mixed-Radix DIT FFT in C++11

C++

10

9

spectrum

quick and dirty spectrum analyzer

C

9

10

polar

Playing with successive cancellation decoding of polar codes

C++

8

11

sn76489

sn76489 emulator for vgm

C

7

12

xrandrd

try to do the right thing without user interaction if a display gets (dis-)connected

C

6

13

dwt

playing with dwt, lossy and lossless image compression

C

5

14

umpi

intentionally small and simple MPI implementation

C++

4

15

lqt

Playing with lossless image compression based on the quadtree data structure

C

4

16

gsm

encode and decode message in GSM 03.38

C

3

17

i2s_mic

Playing with the INMP441 I2S microphone on the Raspberry Pi Pico

C

3

18

vhdl

FPGA experiments with VHDL

VHDL

2

19

sos

SDL OpenGL Skeleton

C

2

20

panorama

downsample spherical panorama images

C

2

21

webgl

some experiments with GLSL in WebGL

HTML

2

22

erasure

Cauchy Reed Solomon Erasure Coding

C

2

23

svd

Playing with lossy image compression based on the singular value decomposition

C

2

24

dft

playing with dft and radix-2 fft

C

2

25

dct

playing with dct and lossy image compression

C

2

26

contest

Contesting DSP::FFT with other implementations

C++

1

27

whitepoint

Find brightest RGB value closest to d65 on Linux framebuffer

Go

1

28

mandelbrot

visualize Mandelbrot set using SIMD

C

1

29

timetable

create timetable from spreadsheet using lpsolve

Python

1

30

sparsematrix

GF(2) sparse matrix fun

Go

1

31

fir

just playing around with fir filters

C

1

32

sparse

sparse file encoding, decoding and patching

C

1

33

38kHz

IR sender / receiver with CRC8 using ATmega328p

C

1

34

sphere

tessellate a sphere through subdivision of triangles

C

1

35

ieee754

some functions missing from c

C

1

36

spatial

spatial search acceleration using morton codes

C++

1

37

img

Playing with lossy image compression based on tile prediction and the discrete wavelet transformation

C

1