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前兩天幫一位老師轉碼圖像的時候，無意間發(fā)現新版FFmpeg竟然支持了下一代編碼標準HEVC，以及Google提出的下一代編碼標準VP9。真心沒想到FFmpeg對下一代的編碼標準支持的是如此之快。我還以為這兩種編碼標準還要在實驗室呆上1年呢。看來這兩種編碼標準離大規(guī)模應用已經不遠了。

下面是其更新列表，紅色部分為其新增加的HEVC和VP9的支持：

?- aecho filter
- perspective filter ported from libmpcodecs
- ffprobe -show_programs option
- compand filter
- RTMP seek support
- when transcoding with ffmpeg (i.e. not streamcopying), -ss is now accurate
? even when used as an input option. Previous behavior can be restored with
? the -noaccurate_seek option.
- ffmpeg -t option can now be used for inputs, to limit the duration of
? data read from an input file
- incomplete Voxware MetaSound decoder
- read EXIF metadata from JPEG
- DVB teletext decoder
- phase filter ported from libmpcodecs
- w3fdif filter
- Opus support in Matroska
- FFV1 version 1.3 is stable and no longer experimental
- FFV1: YUVA(444,422,420) 9, 10 and 16 bit support
- changed DTS stream id in lavf mpeg ps muxer from 0x8a to 0x88, to be
? more consistent with other muxers.
- adelay filter
- pullup filter ported from libmpcodecs
- ffprobe -read_intervals option
- Lossless and alpha support for WebP decoder
- Error Resilient AAC syntax (ER AAC LC) decoding
- Low Delay AAC (ER AAC LD) decoding
- mux chapters in ASF files
- SFTP protocol (via libssh)
- libx264: add ability to encode in YUVJ422P and YUVJ444P
- Fraps: use BT.709 colorspace by default for yuv, as reference fraps decoder does
- make decoding alpha optional for prores, ffv1 and vp6 by setting
? the skip_alpha flag.
- ladspa wrapper filter
- native VP9 decoder
- dpx parser
- max_error_rate parameter in ffmpeg
- PulseAudio output device
- ReplayGain scanner
- Enhanced Low Delay AAC (ER AAC ELD) decoding (no LD SBR support)
- Linux framebuffer output device
- HEVC decoder, raw HEVC demuxer, HEVC demuxing in TS, Matroska and MP4
- mergeplanes filter

于是果斷試了一下，用ffplay播放了一下實驗室里的HEVC序列以及VP9序列，發(fā)現播放高清序列很流暢，不卡。

播放序列截圖：

1920x1080，逐行掃描

ffplay播放VP9時候控制臺輸出：

ffplay播放hevc時候控制臺輸出：

上傳了一份FFmpeg 2.1：http://download.csdn.net/detail/leixiaohua1020/6486599

========補充==============

HEVC測試序列合集：http://download.csdn.net/detail/leixiaohua1020/6843803

VP9測試序列合集：http://download.csdn.net/detail/leixiaohua1020/6843921

轉載于:https://my.oschina.net/leixiaohua1020/blog/302172

總結

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