Like named sample produces following output: FFplay version SVN-r11028, Copyright (c) 2003-2007 Fabrice Bellard, et al. configuration: --prefix=/usr --enable-liba52 --enable-liba52bin --disable-decoder=ac3 --enable-encoder=ac3 --enable-gpl --enable-libmp3lame --enable-shared --enable-pthreads libavutil version: 49.5.0 libavcodec version: 51.48.0 libavformat version: 51.19.0 built on Nov 14 2007 18:43:46, gcc: 4.2.3 20071014 (prerelease) (Debian 4.2.2-3) Input #0, mpegts, from 'sample1.mpg': Duration: 00:00:11.6, start: 62401.551767, bitrate: 7774 kb/s Program 1 Stream #0.0[0x1522]: Video: h264, yuv420p, 1440x1080 [PAR 4:3 DAR 16:9], 29.97 tb(r) Stream #0.1[0x1523](eng): Audio: liba52, 48000 Hz, 5:1, 384 kb/s No accelerated IMDCT transform found vq= 0KB sq= 0B [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]warning: first frame is no keyframe [h264 @ 0xb7d4c710]Internal error, picture buffer overflow Aborted (core dumped)