分类： LINUX
2009-09-12 11:49:55
psp,iphone,手机，mp4/mp5…..支持视频播放的数码产品越来越多，想在上面放视频没那么容易，必须转换成特定的视频格式才能播放。
以前介绍过，本文主要介绍使用ffmpeg对视频格式进行转换。
使用“ffmpeg -formats”可以查看ffmpeg支持的视频格式和文件格式，大部分音视频格式都能用ffmpeg进行转换。
[root@localhost bin]# ffmpeg -formats
File formats:
E 3g2 3GP2 format
E 3gp 3GP format
D 4xm 4X Technologies format
D IFF IFF format
D ISS Funcom ISS format
D MTV MTV format
DE RoQ raw id RoQ format
D aac raw ADTS AAC
DE ac3 raw AC-3
E adts ADTS AAC
DE aiff Audio IFF
DE alaw PCM A-law format
DE amr 3GPP AMR file format
D apc CRYO APC format
D ape Monkey's Audio
DE asf ASF format
E asf_stream ASF format
DE ass SSA/ASS format
DE au SUN AU format
DE avi AVI format
E avm2 Flash 9 (AVM2) format
D avs AVS format
D bethsoftvid Bethesda Softworks VID format
D bfi Brute Force & Ignorance
D c93 Interplay C93
D cavsvideo raw Chinese AVS video
E crc CRC testing format
DE daud D-Cinema audio format
DE dirac raw Dirac
DE dnxhd raw DNxHD (SMPTE VC-3)
D dsicin Delphine Software International CIN format
DE dts raw DTS
DE dv DV video format
D dv1394 DV1394 A/V grab
E dvd MPEG-2 PS format (DVD VOB)
D dxa DXA
D ea Electronic Arts Multimedia Format
D ea_cdata Electronic Arts cdata
DE eac3 raw E-AC-3
DE f32be PCM 32 bit floating-point big-endian format
DE f32le PCM 32 bit floating-point little-endian format
DE f64be PCM 64 bit floating-point big-endian format
DE f64le PCM 64 bit floating-point little-endian format
DE ffm FFM (FFserver live feed) format
D film_cpk Sega FILM/CPK format
DE flac raw FLAC
D flic FLI/FLC/FLX animation format
DE flv FLV format
E framecrc framecrc testing format
E gif GIF Animation
D gsm raw GSM
DE gxf GXF format
DE h261 raw H.261
DE h263 raw H.263
DE h264 raw H.264 video format
D idcin id Cinematic format
DE image2 image2 sequence
DE image2pipe piped image2 sequence
D ingenient raw Ingenient MJPEG
D ipmovie Interplay MVE format
E ipod iPod H.264 MP4 format
D lmlm4 lmlm4 raw format
DE m4v raw MPEG-4 video format
DE matroska Matroska file format
DE mjpeg raw MJPEG video
D mlp raw MLP
D mm American Laser Games MM format
DE mmf Yamaha SMAF
E mov MOV format
D mov,mp4,m4a,3gp,3g2,mj2 QuickTime/MPEG-4/Motion JPEG 2000 format
E mp2 MPEG audio layer 2
DE mp3 MPEG audio layer 3
E mp4 MP4 format
D mpc Musepack
D mpc8 Musepack SV8
DE mpeg MPEG-1 System format
E mpeg1video raw MPEG-1 video
E mpeg2video raw MPEG-2 video
DE mpegts MPEG-2 transport stream format
D mpegtsraw MPEG-2 raw transport stream format
D mpegvideo raw MPEG video
E mpjpeg MIME multipart JPEG format
D msnwctcp MSN TCP Webcam stream
DE mulaw PCM mu-law format
D mvi Motion Pixels MVI format
DE mxf Material eXchange Format
E mxf_d10 Material eXchange Format, D-10 Mapping
D nc NC camera feed format
D nsv Nullsoft Streaming Video
E null raw null video format
DE nut NUT format
D nuv NuppelVideo format
DE ogg Ogg
D oma Sony OpenMG audio
DE oss Open Sound System playback
E psp PSP MP4 format
D psxstr Sony Playstation STR format
D pva TechnoTrend PVA file and stream format
D r3d REDCODE R3D format
DE rawvideo raw video format
E rcv VC-1 test bitstream
D redir Redirector format
D rl2 RL2 format
DE rm RealMedia format
D rpl RPL/ARMovie format
E rtp RTP output format
D rtsp RTSP input format
DE s16be PCM signed 16 bit big-endian format
DE s16le PCM signed 16 bit little-endian format
DE s24be PCM signed 24 bit big-endian format
DE s24le PCM signed 24 bit little-endian format
DE s32be PCM signed 32 bit big-endian format
DE s32le PCM signed 32 bit little-endian format
DE s8 PCM signed 8 bit format
D sdp SDP
D shn raw Shorten
D siff Beam Software SIFF
D smk Smacker video
D sol Sierra SOL format
E svcd MPEG-2 PS format (VOB)
DE swf Flash format
D thp THP
D tiertexseq Tiertex Limited SEQ format
D tta True Audio
D txd Renderware TeXture Dictionary
DE u16be PCM unsigned 16 bit big-endian format
DE u16le PCM unsigned 16 bit little-endian format
DE u24be PCM unsigned 24 bit big-endian format
DE u24le PCM unsigned 24 bit little-endian format
DE u32be PCM unsigned 32 bit big-endian format
DE u32le PCM unsigned 32 bit little-endian format
DE u8 PCM unsigned 8 bit format
D vc1 raw VC-1
D vc1test VC-1 test bitstream format
E vcd MPEG-1 System format (VCD)
D video4linux Video4Linux device grab
D video4linux2 Video4Linux2 device grab
D vmd Sierra VMD format
E vob MPEG-2 PS format (VOB)
DE voc Creative Voice file format
DE wav WAV format
D wc3movie Wing Commander III movie format
D wsaud Westwood Studios audio format
D wsvqa Westwood Studios VQA format
D wv WavPack
D xa Maxis XA File Format
DE yuv4mpegpipe YUV4MPEG pipe format
Codecs:
D V 4xm 4X Movie
D V D 8bps QuickTime 8BPS video
D A 8svx_exp 8SVX exponential
D A 8svx_fib 8SVX fibonacci
D A aac Advanced Audio Coding
D V D aasc Autodesk RLE
EA ac3 ATSC A/52A (AC-3)
D A adpcm_4xm ADPCM 4X Movie
DEA adpcm_adx SEGA CRI ADX ADPCM
D A adpcm_ct ADPCM Creative Technology
D A adpcm_ea ADPCM Electronic Arts
D A adpcm_ea_maxis_xa ADPCM Electronic Arts Maxis CDROM XA
D A adpcm_ea_r1 ADPCM Electronic Arts R1
D A adpcm_ea_r2 ADPCM Electronic Arts R2
D A adpcm_ea_r3 ADPCM Electronic Arts R3
D A adpcm_ea_xas ADPCM Electronic Arts XAS
D A adpcm_ima_amv ADPCM IMA AMV
D A adpcm_ima_dk3 ADPCM IMA Duck DK3
D A adpcm_ima_dk4 ADPCM IMA Duck DK4
D A adpcm_ima_ea_eacs ADPCM IMA Electronic Arts EACS
D A adpcm_ima_ea_sead ADPCM IMA Electronic Arts SEAD
D A adpcm_ima_iss ADPCM IMA Funcom ISS
DEA adpcm_ima_qt ADPCM IMA QuickTime
D A adpcm_ima_smjpeg ADPCM IMA Loki SDL MJPEG
DEA adpcm_ima_wav ADPCM IMA WAV
D A adpcm_ima_ws ADPCM IMA Westwood
DEA adpcm_ms ADPCM Microsoft
D A adpcm_sbpro_2 ADPCM Sound Blaster Pro 2-bit
D A adpcm_sbpro_3 ADPCM Sound Blaster Pro 2.6-bit
D A adpcm_sbpro_4 ADPCM Sound Blaster Pro 4-bit
DEA adpcm_swf ADPCM Shockwave Flash
D A adpcm_thp ADPCM Nintendo Gamecube THP
D A adpcm_xa ADPCM CDROM XA
DEA adpcm_yamaha ADPCM Yamaha
DEA alac ALAC (Apple Lossless Audio Codec)
D V amv AMV Video
D A ape Monkey's Audio
DEV D asv1 ASUS V1
DEV D asv2 ASUS V2
D A atrac3 Atrac 3 (Adaptive TRansform Acoustic Coding 3)
D V D avs AVS (Audio Video Standard) video
D V bethsoftvid Bethesda VID video
D V bfi Brute Force & Ignorance
DEV bmp BMP image
D V D c93 Interplay C93
D V D camstudio CamStudio
D V D cavs Chinese AVS video (AVS1-P2, JiZhun profile)
D V D cinepak Cinepak
D V D cljr Cirrus Logic AccuPak
D A cook COOK
D V D cyuv Creative YUV (CYUV)
D A dca DCA (DTS Coherent Acoustics)
DEV D dnxhd VC3/DNxHD
D A dsicinaudio Delphine Software International CIN audio
D V D dsicinvideo Delphine Software International CIN video
DES dvbsub DVB subtitles
DES dvdsub DVD subtitles
DEV D dvvideo DV (Digital Video)
D V D eacmv Electronic Arts CMV video
D V D eatgq Electronic Arts TGQ video
D V eatgv Electronic Arts TGV video
D V D eatqi Electronic Arts TQI Video
D V D escape124 Escape 124
DEV D ffv1 FFmpeg codec #1
DEVSD ffvhuff Huffyuv FFmpeg variant
DEA flac FLAC (Free Lossless Audio Codec)
D V D flic Autodesk Animator Flic video
DEVSD flv Flash Video (FLV)
D V D fraps Fraps
DEA g726 G.726 ADPCM
DEV gif GIF (Graphics Interchange Format)
DEV D h261 H.261
DEVSDT h263 H.263 / H.263-1996
D VSD h263i Intel H.263
EV h263p H.263+ / H.263-1998 / H.263 version 2
D V D h264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
DEVSD huffyuv Huffyuv / HuffYUV
D V D idcinvideo id Quake II CIN video
D A imc IMC (Intel Music Coder)
D V D indeo2 Intel Indeo 2
D V indeo3 Intel Indeo 3
D A interplay_dpcm DPCM Interplay
D V D interplayvideo Interplay MVE video
DEV D jpegls JPEG-LS
D V kmvc Karl Morton's video codec
EV ljpeg Lossless JPEG
D V D loco LOCO
D A mace3 MACE (Macintosh Audio Compression/Expansion) 3:1
D A mace6 MACE (Macintosh Audio Compression/Expansion) 6:1
D V D mdec Sony PlayStation MDEC (Motion DECoder)
D V D mimic Mimic
DEV D mjpeg MJPEG (Motion JPEG)
D V D mjpegb Apple MJPEG-B
D A mlp MLP (Meridian Lossless Packing)/TrueHD
D V D mmvideo American Laser Games MM Video
D V D motionpixels Motion Pixels video
D A mp1 MP1 (MPEG audio layer 1)
DEA mp2 MP2 (MPEG audio layer 2)
D A mp3 MP3 (MPEG audio layer 3)
D A mp3adu ADU (Application Data Unit) MP3 (MPEG audio layer 3)
D A mp3on4 MP3onMP4
D A mpc7 Musepack SV7
D A mpc8 Musepack SV8
DEVSDT mpeg1video MPEG-1 video
DEVSDT mpeg2video MPEG-2 video
DEVSDT mpeg4 MPEG-4 part 2
D VSDT mpegvideo MPEG-1 video
DEVSD msmpeg4 MPEG-4 part 2 Microsoft variant version 3
DEVSD msmpeg4v1 MPEG-4 part 2 Microsoft variant version 1
DEVSD msmpeg4v2 MPEG-4 part 2 Microsoft variant version 2
D V D msrle Microsoft RLE
D V D msvideo1 Microsoft Video 1
D V D mszh LCL (LossLess Codec Library) MSZH
DEA nellymoser Nellymoser Asao
D V D nuv NuppelVideo/RTJPEG
DEV pam PAM (Portable AnyMap) image
DEV pbm PBM (Portable BitMap) image
DEA pcm_alaw PCM A-law
D A pcm_dvd PCM signed 20|24-bit big-endian
DEA pcm_f32be PCM 32-bit floating point big-endian
DEA pcm_f32le PCM 32-bit floating point little-endian
DEA pcm_f64be PCM 64-bit floating point big-endian
DEA pcm_f64le PCM 64-bit floating point little-endian
DEA pcm_mulaw PCM mu-law
DEA pcm_s16be PCM signed 16-bit big-endian
DEA pcm_s16le PCM signed 16-bit little-endian
D A pcm_s16le_planar PCM 16-bit little-endian planar
DEA pcm_s24be PCM signed 24-bit big-endian
DEA pcm_s24daud PCM D-Cinema audio signed 24-bit
DEA pcm_s24le PCM signed 24-bit little-endian
DEA pcm_s32be PCM signed 32-bit big-endian
DEA pcm_s32le PCM signed 32-bit little-endian
DEA pcm_s8 PCM signed 8-bit
DEA pcm_u16be PCM unsigned 16-bit big-endian
DEA pcm_u16le PCM unsigned 16-bit little-endian
DEA pcm_u24be PCM unsigned 24-bit big-endian
DEA pcm_u24le PCM unsigned 24-bit little-endian
DEA pcm_u32be PCM unsigned 32-bit big-endian
DEA pcm_u32le PCM unsigned 32-bit little-endian
DEA pcm_u8 PCM unsigned 8-bit
DEA pcm_zork PCM Zork
D V pcx PC Paintbrush PCX image
DEV pgm PGM (Portable GrayMap) image
DEV pgmyuv PGMYUV (Portable GrayMap YUV) image
DEV ppm PPM (Portable PixelMap) image
D V ptx V.Flash PTX image
D A qcelp QCELP / PureVoice
D A qdm2 QDesign Music Codec 2
D V D qdraw Apple QuickDraw
D V D qpeg Q-team QPEG
DEV D qtrle QuickTime Animation (RLE) video
DEV rawvideo raw video
D A real_144 RealAudio 1.0 (14.4K)
D A real_288 RealAudio 2.0 (28.8K)
D V D rl2 RL2 video
DEA roq_dpcm id RoQ DPCM
DEV D roqvideo id RoQ video
D V D rpza QuickTime video (RPZA)
DEV D rv10 RealVideo 1.0
DEV D rv20 RealVideo 2.0
D V D rv30 RealVideo 3.0
D V D rv40 RealVideo 4.0
DEV sgi SGI image
D A shorten Shorten
D A smackaud Smacker audio
D V smackvid Smacker video
D V D smc QuickTime Graphics (SMC)
DEV snow Snow
D A sol_dpcm DPCM Sol
DEA sonic Sonic
EA sonicls Sonic lossless
D V D sp5x Sunplus JPEG (SP5X)
D V sunrast Sun Rasterfile image
DEV D svq1 Sorenson Vector Quantizer 1
D VSD svq3 Sorenson Vector Quantizer 3
DEV targa Truevision Targa image
D V theora Theora
D V D thp Nintendo Gamecube THP video
D V D tiertexseqvideo Tiertex Limited SEQ video
DEV tiff TIFF image
D V D truemotion1 Duck TrueMotion 1.0
D V D truemotion2 Duck TrueMotion 2.0
D A truespeech DSP Group TrueSpeech
D A tta True Audio (TTA)
D V txd Renderware TXD (TeXture Dictionary) image
D V D ultimotion IBM UltiMotion
D V vb Beam Software VB
D V vc1 SMPTE VC-1
D V D vcr1 ATI VCR1
D A vmdaudio Sierra VMD audio
D V D vmdvideo Sierra VMD video
D V vmnc VMware Screen Codec / VMware Video
DEA vorbis Vorbis
D V vp3 On2 VP3
D V D vp5 On2 VP5
D V D vp6 On2 VP6
D V D vp6a On2 VP6 (Flash version, with alpha channel)
D V D vp6f On2 VP6 (Flash version)
D V D vqavideo Westwood Studios VQA (Vector Quantized Animation) video
D A wavpack WavPack
DEA wmav1 Windows Media Audio 1
DEA wmav2 Windows Media Audio 2
DEVSD wmv1 Windows Media Video 7
DEVSD wmv2 Windows Media Video 8
D V wmv3 Windows Media Video 9
D V D wnv1 Winnov WNV1
D A ws_snd1 Westwood Audio (SND1)
D A xan_dpcm DPCM Xan
D V D xan_wc3 Wing Commander III / Xan
D V D xl Miro VideoXL
D S xsub XSUB
我常使用的视频格式的一些转换
3gp to avi
ffmpeg -i source.3gp -f avi -vcodec xvid -acodec mp3 -ar
22050 destination.avi
flv to 3gp
ffmpeg -i source.flv -s 176×144 -vcodec h263 -r 25 -b 200
-ab 64 -acodec mp3 -ac 1 -ar 8000 destination.3gp
flv to mp4
ffmpeg -i source.flv -vcodec h264 -r 25 -b 200 -ab 128
-acodec mp3 -ac 2 -ar 44100 destination.mp3
avi to mp4
ffmpeg -i source.avi -f psp -r 29.97 -b 768k -ar 24000 -ab
64k -s 320×240 destination.mp4
mp4 to 3gp
ffmpeg -i source.mp4 -s 176×144 -vcodec h263 -r 25 -b 12200
-ab 12200 -ac 1 -ar 8000 destination.3gp
avi to 3gp
ffmpeg -i source.avi-s qcif -vcodec h263 -acodec mp3 -ac 1
-ar 8000 -r 25 -ab 32 -y destination.3gp
mpg to 3gp
ffmpeg -i source.mpg -s qcif -vcodec h263 -acodec mp3 -ac 1
-ar 8000 -ab 32 -y destination.3gp
-i 指定要转换视频的源文件
-s 视频转换后视频的分辨率
-vcodec 视频转换时使用的编解码器
-r 视频转换换的桢率(默认25桢每秒)
-b 视频转换换的bit率
-ab 音频转换后的bit率(默认64k)
-acodec 制度音频使用的编码器
-ac 制定转换后音频的声道
-ar 音频转换后的采样率
