Formatos soportados e códecs

SMPlayer emprega laureado motor de reprodución MPlayer, que é capaz de reproducir a meirande parte dos formatos de son e vídeo empregando os seus códecs internos.
Aquí podes ver a lista dos formatos admitidos e dos códecs.

Formatos de entrada soportados

(S)VCD (Super Video CD)
CDRwin's .bin image file
DVD, including encrypted DVD
MPEG-1/2 (ES/PS/PES/VOB)
AVI file format
ASF/WMV/WMA format
QT/MOV/MP4 format
RealAudio/RealVideo format
Ogg/OGM files
Matroska
NUT
NSV (Nullsoft Streaming Video)
VIVO format
FLI format
NuppelVideo format
yuv4mpeg format
FILM (.cpk) format
RoQ format
PVA format
streaming via HTTP/FTP, RTP/RTSP, MMS/MMST, MPST, SDP
TV grabbing

Códecs de son e vídeo soportados

códecs de vídeo máis importantes:

MPEG-1 (VCD) and MPEG-2 (SVCD/DVD/DVB) video
MPEG-4 ASP in all variants including DivX ;-), OpenDivX (DivX4), DivX 5 (Pro), Xvid
MPEG-4 AVC aka H.264
Windows Media Video 7/8 (WMV1/2)
Windows Media Video 9 (WMV3) (using x86 DLL)
RealVideo 1.0, 2.0 (G2)
RealVideo 3.0 (RP8), 4.0 (RP9) (using Real libraries)
Sorenson v1/v3 (SVQ1/SVQ3), Cinepak, RPZA and other QuickTime codecs
DV video
3ivx
Intel Indeo3 (3.1, 3.2)
Intel Indeo 4.1 and 5.0 (using x86 DLL or XAnim codecs)
VIVO 1.0, 2.0, I263 and other H.263(+) variants (using x86 DLL)
MJPEG, AVID, VCR2, ASV2 and other hardware formats
FLI/FLC
HuffYUV
various old simple RLE-like formats

códecs de son máis importantes:

MPEG layer 1, 2, and 3 (MP3) audio
AC3/A52, E-AC3, DTS (Dolby Digital) audio (software or SP/DIF)
AAC (MPEG-4 audio)
WMA (DivX Audio) v1, v2
WMA 9 (WMAv3), Voxware audio, ACELP.net etc (using x86 DLLs)
RealAudio: COOK, SIPRO, ATRAC3 (using Real libraries)
RealAudio: DNET and older codecs
QuickTime: Qclp, Q-Design QDMC/QDM2, MACE 3/6 (using QT libraries), ALAC
Ogg Vorbis audio
VIVO audio (g723, Vivo Siren) (using x86 DLL)
alaw/ulaw, (ms)gsm, pcm, *adpcm and other simple old audio formats