[MPlayer-users] Install mplayer to debian jessie

[Linuxpet]

Hi friends, i need to install mplayer for my so debian jessie with DE mate.

i dowloaded the file on your site, i unzip the file and i make this 
command into terminal

./configure --enable-gui

but i received some issues

Checking for ffmpeg/libavcodec/allcodecs.c ... found
Checking for ffmpeg/libavformat/allformats.c ... found
Checking for ffmpeg/libavfilter/allfilters.c ... found
Checking for cc version ... 4.9.2
Checking for working compiler ... yes
Detected operating system: Linux
Detected host architecture: x86_64
Checking for cross compilation ... no
Checking for host cc ... cc
Checking for CPU vendor ... GenuineIntel (6:69:1)
Checking for CPU type ...  Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz
Checking for kernel support of mmx ... yes
Checking for kernel support of mmxext ... yes
Checking for kernel support of sse ... yes
Checking for kernel support of sse2 ... yes
Checking for kernel support of sse3 ... yes
Checking for kernel support of ssse3 ... yes
Checking for kernel support of sse4_1 ... yes
Checking for kernel support of sse4_2 ... yes
Checking for kernel support of avx ... yes
Checking for kernel support of avx2 ... yes
Checking for kernel support of cmov ... yes
Checking for mtrr support ... yes
Checking for GCC & CPU optimization abilities ... native
Checking for byte order ... little-endian
Checking for extern symbol prefix ...
Checking for assembler support of -pipe option ... yes
Checking for relocatable binary ... yes (fast PIC)
Checking for PIC ... yes
Checking for .align is a power of two ... no
Checking for ebx availability ... yes
Checking for yasm ...
Error: yasm not found, use --yasm='' if you really want to compile without

Check "config.log" if you do not understand why it failed.

And then if i do

make

the answer is:
Makefile:22: config.mak: File o directory non esistente
make: *** osdep/: È una directory.  Arresto.

Anybody can help me?

regards