AV Syncronization in gstreamer-0.10 ??

Ajay Gautam ajaygautam1981 at gmail.com
Mon Oct 27 12:30:23 PDT 2014


It should be
 sync=true

On Mon, Oct 27, 2014 at 6:49 AM, Carlos Rafael Giani <dv at pseudoterminal.org>
wrote:

> For tests, try connecting to the mfw_v4lsink and the autovideosink
> explicitely, instead of using playsink.
> Also, make sure playsink does not enable interlacing, scaling, color
> conversion (these are all done by the CPU otherwise).
>
>
> On 10/27/2014 12:05 PM, Subodh Chiwate wrote:
>
>> Hi,
>> I am using Freescale imx6. I am using following pipeline to play a video
>> and corresponding audio file.
>> The video playback is not working correctly. Lots of frame drops.
>>
>> ( Since I am unable to get any new BSP working with gstreamer 1.0, I am
>> compelled to work with older gstreamer due to time constraints.)
>>
>> gst-launch-0.10 playsink name="psink" filesrc
>> location=/unit_tests/M1832_1_v1.m4v ! h264parse ! vpudec !
>> psink.video_sink sync=false filesrc location=/unit_tests/M1832_1_a1.aac
>> ! queue ! aacparse ! beepdec ! psink.audio_sink sync=false
>>
>> root at imx6qsabresd:/unit_tests# gst-launch playsink name="psink" filesrc
>> location
>> =/unit_tests/M1832_1_v1.m4v ! h264parse ! vpudec ! psink.video_sink
>> sync=false f
>> ilesrc location=/unit_tests/M1832_1_a1.aac ! queue ! aacparse ! beepdec
>> ! psink.
>> audio_sink sync=false
>>
>> Setting pipeline to PAUSED ...
>>
>> [INFO]  Product Info: i.MX6Q/D/S
>>
>> vpudec versions :)
>>
>>         plugin: 3.0.11
>>
>>         wrapper: 1.0.46(VPUWRAPPER_ARM_LINUX Build on Oct 25 2014
>> 12:04:08)
>>
>>         vpulib: 5.4.23
>>
>>         firmware: 3.1.1.46056
>>
>> Pipeline is PREROLLING ...
>>
>> MFW_GST_V4LSINK_PLUGIN 3.0.11 build on Oct 25 2014 12:19:04.
>>
>> Beep: 3.0.11
>>
>> Core: AAC decoder Wrapper  build on Jan 22 2014 15:42:53
>>
>>   mime: audio/mpeg, mpegversion=(int){2,4}
>>
>>   file: /usr/lib/imx-mm/audio-codec/wrap/lib_aacd_wrap_arm12_elinux.so.3
>>
>> CODEC: BLN_MAD-MMCODECS_AACD_ARM_03.07.00_CORTEX-A8  build on Sep 18
>> 2013 10:29:53.
>>
>> [INFO]  bitstreamMode 1, chromaInterleave 1, mapType 0,
>> tiled2LinearEnable 0
>>
>> mxc_v4l2_output v4l2_out.38: Bypass IC.
>>
>> >>V4L_SINK: Actually buffer status:
>>
>>         hardware buffer : 11
>>
>>         software buffer : 0
>>
>> Pipeline is PREROLLED ...
>>
>> Setting pipeline to PLAYING ...
>>
>> full screen size:1920x1080
>>
>> [V4L Update Display]: left=0, top=0, width=1920, height=1080
>>
>> set v4l display crop sucessfully
>>
>> New clock: GstAudioSinkClock
>>
>> WARNING: from element
>> /GstPipeline:pipeline0/GstPlaySink:psink/GstBin:vbin/
>> GstAutoVideoSink:videosink/MFW_GST_V4LSINK_INFO_T:videosink-actual-sink-mfw_v4l:
>>
>> A lot of buffers ar.
>>
>> Additional debug info:
>>
>> /home/subodh/yocto/fsl-community-bsp/build/tmp/work/
>> cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.
>> 36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(2875):
>> gst_base_s:
>>
>> There may be a timestamping problem, or this computer is too slow.
>>
>> WARNING: from element
>> /GstPipeline:pipeline0/GstPlaySink:psink/GstBin:vbin/
>> GstAutoVideoSink:videosink/MFW_GST_V4LSINK_INFO_T:videosink-actual-sink-mfw_v4l:
>>
>> A lot of buffers ar.
>>
>> Additional debug info:
>>
>> /home/subodh/yocto/fsl-community-bsp/build/tmp/work/
>> cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.
>> 36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(2875):
>> gst_base_s:
>>
>> There may be a timestamping problem, or this computer is too slow.
>>
>> WARNING: from element
>> /GstPipeline:pipeline0/GstPlaySink:psink/GstBin:vbin/
>> GstAutoVideoSink:videosink/MFW_GST_V4LSINK_INFO_T:videosink-actual-sink-mfw_v4l:
>>
>> A lot of buffers ar.
>>
>> Additional debug info:
>>
>> /home/subodh/yocto/fsl-community-bsp/build/tmp/work/
>> cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.
>> 36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(2875):
>> gst_base_s:
>>
>> There may be a timestamping problem, or this computer is too slow.
>>
>> WARNING: from element
>> /GstPipeline:pipeline0/GstPlaySink:psink/GstBin:vbin/
>> GstAutoVideoSink:videosink/MFW_GST_V4LSINK_INFO_T:videosink-actual-sink-mfw_v4l:
>>
>> A lot of buffers ar.
>>
>> Additional debug info:
>>
>> /home/subodh/yocto/fsl-community-bsp/build/tmp/work/
>> cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.
>> 36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(2875):
>> gst_base_s:
>>
>> There may be a timestamping problem, or this computer is too slow.
>>
>> WARNING: from element
>> /GstPipeline:pipeline0/GstPlaySink:psink/GstBin:vbin/
>> GstAutoVideoSink:videosink/MFW_GST_V4LSINK_INFO_T:videosink-actual-sink-mfw_v4l:
>>
>> A lot of buffers ar.
>>
>> Additional debug info:
>>
>> /home/subodh/yocto/fsl-community-bsp/build/tmp/work/
>> cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.
>> 36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(2875):
>> gst_base_s:
>>
>> There may be a timestamping problem, or this computer is too slow.
>>
>> ^CCaught interrupt -- handling interrupt.
>>
>> Interrupt: Stopping pipeline ...
>>
>> Execution ended after 8019427334 ns.
>>
>> Setting pipeline to PAUSED ...
>>
>> Running time 0:00:08.016000000 render fps 0.749
>>
>> Setting pipeline to READY ...
>>
>> Total rendered:6
>>
>> Setting pipeline to NULL ...
>>
>> [--->FINALIZE v4l_sink
>>
>> Freeing pipeline ...
>>
>>
>> --
>> Regards,
>> Subodh
>>
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-- 
Thanx & Regards
Ajay Gautam
+91-7799400334
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