hello: I use the following command to play a media file? gst-launch --gst-debug-level=queue:3 filesrc location=/usr/local/demo/z.mp4 ! ffdemux_mov_mp4_m4a_3gp_3g2_mj2 name=demux demux.video_00 ! queue ! ffdec_mpeg4 ! ffmpegcolorspace ! videoscale ! ximagesink demux.audio_00 ! queue ! faad ! alsasink the video image playback smooth, but the sound began to emerge only in the 3 to 10 seconds ?then it will disappear to the end, and in the middle there will be some noise , but i can not see the debugging information to knowwhere a problem is,. How to solve this problem? Can you tell me how better to debug? Also,how can i get the time stamp information of audio and video? pls help me, thank very much! daisy Here are my media files Info: PS: MP4 file info: General Complete name : E:\demo\z.mp4 Format : MPEG-4 Format profile : Base Media / Version 2 Codec ID : mp42 File size : 38.0 MiB Duration : 21mn 47s Overall bit rate : 244 Kbps Encoded date : UTC 2009-08-29 09:23:08 Tagged date : UTC 2009-08-29 09:23:08 Video ID : 1 Format : MPEG-4 Visual Format profile : Simple at L1 Format settings, BVOP : No Format settings, QPel : No Format settings, GMC : No warppoints Format settings, Matrix : Default (H.263) Codec ID : 20 Duration : 21mn 47s Bit rate mode : Variable Bit rate : 216 Kbps Width : 320 pixels Height : 240 pixels Display aspect ratio : 4:3 Frame rate mode : Constant Frame rate : 14.985 fps Resolution : 24 bits Colorimetry : 4:2:0 Scan type : Progressive Bits/(Pixel*Frame) : 0.187 Stream size : 33.6 MiB (88%) Writing library : Lavc51.10.0 Encoded date : UTC 1970-01-01 00:00:00 Tagged date : UTC 2009-08-29 09:23:21 Audio ID : 2 Format : AAC Format/Info : Advanced Audio Codec Format version : Version 4 Format profile : LC Format settings, SBR : Yes Format settings, PS : Yes Codec ID : 40 Duration : 21mn 46s Bit rate mode : Variable Bit rate : 27.4 Kbps Channel(s) : 2 channels Channel positions : Front: L R Sampling rate : 32.0 KHz Resolution : 16 bits Stream size : 4.28 MiB (11%) Encoded date : UTC 1970-01-01 00:00:00 Tagged date : UTC 2009-08-29 09:23:21 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/gstreamer-embedded/attachments/20110312/13318c9f/attachment.htm>
