https://github.com/hzeller/timg
timg - Terminal Image and Video Viewer
A viewer that uses 24-Bit color capabilities and unicode character blocks to display images in the terminal.

requires a terminal that supports 24-bit color like tilda or allacrity

C++

git clone https://github.com/hzeller/timg.git

Install development dependencies (tce-load -i compiletc automake cmake pkg-config pcre-dev liblzma-dev intltool
libwebp-dev libgraphicsmagick++-dev    # required libs.
tce-load -i libwebp1-dev.tcz graphicsmagick-dev.tcz
cd s    
for videodecoding: libavcodec-dev libavformat-dev libswscale-dev  found in:
tce-load -i ffmpeg4-dev.tcz

export CFLAGS="-flto -fuse-linker-plugin -mtune=generic -Os -pipe"
export CXXFLAGS="-flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti"

Makefile set with WITH_VIDEO_DECODING=1

find . -name Makefile -type f -exec sed -i 's/-O2//g' {} \;
make

Runtime dependencies: timg.tcz.dep
    libtiff.tcz
    libXext.tcz
    libavcodec4.tcz
    libavformat4.tcz
    libswscale4.tcz
    libvorbis.tcz

submitqc --color --libs --fix --strip ./timg.tcz
submitqc --color --libs --fix --strip ./timg-doc.tcz

# get the extension files dates the same as tcz
for file in timg.tcz.*; do touch --no-create --reference=timg.tcz $file; done
for file in timg-doc.tcz.*; do touch --no-create --reference=timg-doc.tcz $file; done


# set the permissions
for file in timg.*; do chmod 666 $file; done
for file in timg-doc.*; do chmod 666 $file; done

#tar all necessary and optional files, example:
tar cvzf ./timg.tar.gz ./timg/
tar cvzf ./timg-doc.tar.gz ./timg-doc/