Environment: -------------- Platform: (IVB/HSW) libva: (staging) d540f278465929f3a31030e3f18fdc95ceecffa5 intel-driver: (staging) 42bb613e72d235bcbe141c906dec9431e4c29661 gstreamer: (1.0 ) ce7aef3def12c6b0bbe0c7a0c39f7415d64ad646 gst-base: (1.0) ffc5262119c9277fcc0c5455e0fdc727338ce3a7 gst-bad: (1.0) 61885ba1bcb6f2ff21d3909d83aca46fec3da8d9 gst-good: (1.0) c52279fed1f72fa7d4e18008b490a988ac04b8dd gst-ugly: (1.0) 3baded20ffcabb9e0077e009bba8002400698271 gst-plugins-vaapi: (master)5142e9e606d7c87fa2c33a60576c3722900fc752 Bug Info: -------------- Video playing too fast by executing the command: gst-launch-1.0 filesrc location=H264_640x368_frame300.MP4 ! qtdemux ! vaapidecode ! vaapisink sync=false The .MP4 video file located in /media_tools/Mux_Stream. Log details： libva info: VA-API version 0.34.0 libva info: va_getDriverName() returns 0 libva info: Trying to open /opt/X11R7/lib/dri/i965_drv_video.so libva info: Found init function __vaDriverInit_0_34 libva info: va_openDriver() returns 0 Setting pipeline to PAUSED ... Pipeline is PREROLLING ... WARNING: from element /GstPipeline:pipeline0/GstQTDemux:qtdemux0: Invalid atom size. Additional debug info: qtdemux.c(2742): gst_qtdemux_loop_state_header (): /GstPipeline:pipeline0/GstQTDemux:qtdemux0: Header atom ' Pipeline is PREROLLED ... Setting pipeline to PLAYING ... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 326783691 ns. Setting pipeline to PAUSED ... Setting pipeline to READY ... Setting pipeline to NULL ... Freeing pipeline ... Reproduce steps: -------------- 1. xinit & 2. gst-launch-1.0 filesrc location=H264_640x368_frame300.MP4 ! qtdemux ! vaapidecode ! vaapisink sync=false
Video playing at normal speed when executing the command without the string "sync=false"
Close it!
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