就算把画质降低和buff设置高一点也还是频繁缓冲，android版本不存在这个问题。

日志

2014-02-16 13:58:15.209 Vitamio-Demo[27360:a0b] NAL 1UIO &&&&&&& Vitamio version: 4.2.0 (Release) [Vitamio[Player] Info ] {load_ffmpeg:121} LOAD FFMPEG START: Use static libs [Vitamio[Player] Info ] {load_ffmpeg:286} LOAD FFMPEG END: Use static libs [Vitamio[Player] Info ] {vplayer_init:2680} VPLAYER INIT BEGIN [Vitamio[Player] Info ] {vplayer_init:2769} VPLAYER INIT END [Vitamio[Player] Info ] {load_vao:39} LOAD VAO START: Use static libs [Vitamio[Player] Info ] {load_vao:56} LOAD VAO END: Use static libs [Vitamio[Player] Info ] {load_vvo:62} LOAD VVO START: Use static libs [Vitamio[Player] Info ] {load_vvo:83} LOAD VVO END: Use static libs [Vitamio[Player] Info ] {load_omx:90} LOAD OMX START: Use static libs [Vitamio[Player] Info ] {load_omx:114} LOAD OMX END: Use static libs [Vitamio[MediaPlayer] Error] {-[VMediaPlayer setBufferSize:]:601} Called INVALID : Player have not setuped! [Vitamio[MediaPlayer] Error] {-[VMediaPlayer setVideoQuality:]:439} Called INVALID : Player have not setuped! 2014-02-16 14:12:40.561 Vitamio-Demo[27360:a0b] NAL &&& Doc: /Users/jovi/Library/Application Support/iPhone Simulator/7.0.3/Applications/4A5A0165-8139-4754-AD59-3E6B7EC21921/Documents [Vitamio[Player] Info ] {prepare_thread:1939} THREAD PREPARE START [Vitamio[Player] Info ] {prepare_thread:1948} THREAD PREPARE ATTACHED [Vitamio[Player] Info ] {file_open:1611} OPEN FILE rtmp://vplay.acfun.tv/live/O4K5WQAvgadpiDKP [Vitamio[Player] Info ] {cache_thread_cleanup:1327} CACHE thread dettached 1 [Vitamio[Player] Info ] {pull_metadata:108} METADATA: isom512isomiso2avc1mp41Lavf55.13.102 [Vitamio[Player] Info ] {file_open:1680} META AUDIO: , META SUBTITLE: [Vitamio[Player] Info ] {stream_open:1150} OPEN STREAM VIDEO BEGIN 2014-02-16 14:12:41.263 Vitamio-Demo[27360:a0b] NAL 1GFC .... media caches index : /Users/jovi/Library/Application Support/iPhone Simulator/7.0.3/Applications/4A5A0165-8139-4754-AD59-3E6B7EC21921/Library/Caches/MediasCaches/A0BB4D40A26CBAA92107A248EFE692B7/A0BB4D40A26CBAA92107A248EFE692B7.vit [Vitamio[Player] Info ] {stream_open:1186} [Vitamio[Player] Info ] {video_decode_thread:681} OPEN STREAM VIDEO ENDCC: ARMYUV420 0

[Vitamio[Player] Info ] {prepare_cleanup:1935} [Vitamio[Player] Info ] {analytics_thread:1575} THREAD PREPARE DETTACHED, ret = 1THREAD ANALYTICS START

[Vitamio[Player] Info ] {prepare_thread:1952} THREAD PREPARE END [Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3fde00] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3fde00] decode_slice_header error

2014-02-16 14:12:41.307 Vitamio-Demo[27360:a0b] NAL 2HBT &&&&&&&&&&&&&&&&.......&&&&&&&&&&&&&&&&& [Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xb412000] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xb412000] decode_slice_header error

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3eb800] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3eb800] decode_slice_header error

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3fde00] reference picture missing during reorder

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3fde00] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3fde00] decode_slice_header error

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xcbf6c00] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xcbf6c00] decode_slice_header error

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3eb800] Missing reference picture, default is 0

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xc3eb800] decode_slice_header error

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xb42e200] reference picture missing during reorder

[Vitamio[Player] Error] {av_log_vitamio_callback:356} [h264 @ 0xb42e200] Missing reference picture, default is 0