Supported Subtitle Formats

External Subtitle Files

Reading & decoding

Mezzmo can read and stream the following external subtitle files to UPnP and DLNA devices and web browsers that support displaying external subtitle files. The subtitle file must be placed in the same folder as your video file and have the same file name (e.g. “Inception.mkv” and “Inception.srt”).

Subtitle Format Identifier/File Extension Subtitle Format Identifier/File Extension Subtitle Format Identifier/File Extension
Adobe Encore {filename}.txt Advanced SubStation Alpha {filename}.ass Advanced Subtitles {filename}.xas
Captions 32 {filename}.txt DVD Subtitle System {filename}.txt DVD Subtitle {filename}.sub
JacoSub 2.7+ {filename}.jss Karaoke Lyrics Enhanced LRC {filename}.lrc Karaoke Lyrics LRC {filename}.lrc
Mac DVD Studio Pro {filename}.txt MicroDVD {filename}.sub, {filename}.txt MPEG-4/3GPP {filename}.ttx,
{filename}.ttxt
MPL {filename}.mpl,
{filename}.txt
Phoenix Japanimation Society {filename}.pjs QuickTime Text {filename}.txt
RealTime {filename}.rt Rich Media Project {filename}.xml SAMI Captioning {filename}.smi,
{filename}.sami,
{filename}.smil
Sonic DVD {filename}.sub SubRip {filename}.srt SubStation Alpha {filename}.ssa
SubViewer 1 {filename}.sub SubViewer 2 {filename}.sub Timed Text {filename}.ttx, {filename}.ttxt
TMPlayer {filename}.txt,
{filename}.sub
TMPlayer Multiline {filename}.txt,
{filename}.sub
SAMI {filename}.smi
Turbo Titler {filename}.tts YouTube {filename}.xml VobSub {filename}.idx,
{filename}.sub

Transcoding

Mezzmo can transcode subtitles to the following external subtitle file formats. This allows for fast on-the-fly subtitle conversion so that your subtitles can be streamed as external subtitle files and displayed on your devices and web browsers.

Subtitle Format Identifier/File Extension Subtitle Format Identifier/File Extension Subtitle Format Identifier/File Extension
Advanced SubStation Alpha {filename}.ass MicroDVD {filename}.sub MPEG-4/3GPP {filename}.ttx
SAMI Captioning {filename}.smi SubRip {filename}.srt SubStation Alpha {filename}.ssa
Timed Text {filename}.ttx - - - -

Embedded Subtitle Formats

Reading & decoding

Mezzmo can detect and stream the following embedded subtitle channels in your video files to UPnP and DLNA devices and web browsers that support displaying embedded subtitle channels.

Subtitle Format Video file container Subtitle Format Video file container Subtitle Format Video file container
Advanced SubStation Alpha matroska DivX/XSub avi DVB Teletext mpeg, mpegts
DVD Subtitles matroska, mpeg, mpegts JacoSub ogm Micro DVD matroska
MPEG-4/3GPP mov, mp4, m4a, 3gp, 3g2, mj2 RealTime real video Sami/Smil matroska
SubRip/Text matroska, ogm, mpeg4 SubStation Alpha matroska, mpeg4 SubViewer matroska

Transcoding

Mezzmo can copy subtitles into the following embedded subtitle channel formats. This allows to preserve originally embedded subtitles when transcoding your video files.

Subtitle Format Video file container Subtitle Format Video file container Subtitle Format Video file container
Advanced SubStation Alpha matroska DivX/XSub avi DVD Subtitles matroska, mpeg, mpegts
MPEG-4/3GPP mov, mp4, m4a, 3gp, 3g2, mj2 SubViewer matroska SubRip/Text matroska
SubStation Alpha matroska DVB Teletext mpeg, mpegts - -

Subtitle (external and embedded) formats that Mezzmo can burn

Mezzmo can burn any of the external subtitle file formats and embedded subtitle channel formats that Mezzmo can read - including 3D subtitle formats. Burning subtitles into videos lets you watch subtitles on devices that are not capable of displaying external or embedded subtitles. Burning 3D subtitles for your 3D TV is fully supported.