[meta-freescale] Gstreamer-1.0 : Unable to set framerate for video elementary stream with vpudec on IMX6Q

Wed Dec 10 04:44:42 PST 2014

Hi Diane,
I am using the source provided by FSL BSP.
http://git.freescale.com/git/cgit.cgi/imx/fsl-arm-yocto-bsp.git/tree/README?h=imx-3.10.31-1.1.0_beta

URI :
===
./poky/meta/recipes-multimedia/gstreamer/gstreamer1.0_git.bb:8:SRC_URI =
"git://anongit.freedesktop.org/gstreamer/gstreamer;branch=master"

./conf/layer.conf:14:FSL_MIRROR ?=
"http://www.freescale.com/lgfiles/NMG/MAD/YOCTO/"
ufouser at ufouser-virtual-machine:/Data/yocto/fsl-arm-yocto-bsp/sources/meta-fsl-arm$
grep -Irn "FSL_MIRROR" . | grep gstreamer
./recipes-multimedia/gstreamer/gst-fsl-plugin.inc:21:SRC_URI =
"${FSL_MIRROR}/gst-fsl-plugins-${PV}.tar.gz \

Please let me know if you need information from a specific config file.

On 12/10/2014 05:16 PM, Daiane Angolini wrote:
> On Tue, Dec 9, 2014 at 12:29 PM, Subodh Chiwate
> <subodh.chiwate at ufomoviez.com> wrote:
>> Hi,
>>
>> System Specs
>> ==========
>> I am using IMX6 Quad SABRE board. I have built the linux image using the
>> Yocto.
>>
>> Linux imx6qsabresd 3.10.31-1.1.0_beta+g94a7e47 #1 SMP PREEMPT Sun Oct 12
>> 02:14:32 IST 2014 armv7l GNU/Linux
>>
>> root at imx6qsabresd:/unit_tests# gst-launch-1.0 --version
>> gst-launch-1.0 version 1.2.3
>> GStreamer 1.2.3
> Can you, please, confirm which gst1.0 provider are you using?
>
>>
>> Issue
>> ====
>> I want to play an elementary stream of H264 video at a configurable (not at
>> runtime) frame rate. Also I do not want to drop any frames
>> and hence not using videorate plugin.
>> I tried setting the caps to convey the desired frame rate but at the end of
>> execution I am getting 30fps for all elementary streams I have tested with.
>> But the same content plays at correct FPS in gst-0.10 vpu plugin.
>> Following are the logs for both pipelines.
>> Any suggestions regarding debugging the issue are welcome.
>> Please let me know if should provide any specific information regarding my
>> setup.
> I'm sorry. I did not understood the question.
>
> I guess you want to play a raw h264 movie (no container) and want to
> define the FPS previously.
> Because a raw h264 does not have timing, so you can change it anyway
> you want/need.
>
> But, you have one working cmd-line and one not-working cmd-line.
>
> If you have one working cmd-line, what's the problem? (here is where I
> got confused and need your help)
>
> Daiane
>
>> Thanks.
>>
>>
>> Command Line Output
>> ===============
>> root at imx6qsabresd:/unit_tests# gst-launch-1.0 -vvv filesrc
>> location=/home/subodh/Media/v1.m4v ! h264parse ! vpudec frame-drop=false !
>> "video/x-raw,framerate=(fraction)24/1" ! imxv4l2sink
>> Setting pipeline to PAUSED ...
>> [INFO]    Product Info: i.MX6Q/D/S
>> Pipeline is PREROLLING ...
>> /GstPipeline:pipeline0/GstH264Parse:h264parse0.GstPad:src: caps =
>> video/x-h264, width=(int)1920, height=(int)1080, framerate=(fraction)24/1,
>> parsed=(boolean)true, stream-format=(string)avc, alignment=(string)au,
>> codec_data=(buffer)01640028ffe1001d67640028ac24a401e0089f966e020202800000030080000018478c192401000668ee06cb22c0
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:sink: caps = video/x-h264,
>> width=(int)1920, height=(int)1080, framerate=(fraction)24/1,
>> parsed=(boolean)true, stream-format=(string)avc, alignment=(string)au,
>> codec_data=(buffer)01640028ffe1001d67640028ac24a401e0089f966e020202800000030080000018478c192401000668ee06cb22c0
>> [INFO]    bitstreamMode 1, chromaInterleave 1, mapType 0, tiled2LinearEnable
>> 0
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:src: caps = video/x-raw,
>> format=(string)NV12, width=(int)1920, height=(int)1088,
>> pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
>> colorimetry=(string)bt709, framerate=(fraction)24/1
>> /GstPipeline:pipeline0/GstCapsFilter:capsfilter0.GstPad:src: caps =
>> video/x-raw, format=(string)NV12, width=(int)1920, height=(int)1088,
>> pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
>> colorimetry=(string)bt709, framerate=(fraction)24/1
>> /GstPipeline:pipeline0/GstImxV4l2Sink:imxv4l2sink0.GstPad:sink: caps =
>> video/x-raw, format=(string)NV12, width=(int)1920, height=(int)1088,
>> pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
>> colorimetry=(string)bt709, framerate=(fraction)24/1
>> /GstPipeline:pipeline0/GstCapsFilter:capsfilter0.GstPad:sink: caps =
>> video/x-raw, format=(string)NV12, width=(int)1920, height=(int)1088,
>> pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
>> colorimetry=(string)bt709, framerate=(fraction)24/1
>> v4l2sink need allocate 11 buffers.
>> Pipeline is PREROLLED ...
>> Setting pipeline to PLAYING ...
>> New clock: GstSystemClock
>> Got EOS from element "pipeline0".
>> Execution ended after 0:01:06.674187675
>> Setting pipeline to PAUSED ...
>> Setting pipeline to READY ...
>> Setting pipeline to NULL ...
>> Total showed frames (1988), playing for (0:01:06.676579008), fps (29.816).
>> Freeing pipeline ...
>>
>> root at imx6qsabresd:/unit_tests# gst-launch-0.10 -vvv filesrc
>> location=/home/subodh/Media/v1.m4v ! legacyh264parse ! vpudec
>> framedrop=false framerate-nu=24 framerate-de=1 ! imxv4l2sink
>> MFW_GST_V4LSINK_PLUGIN 4.0.1 build on Nov  3 2014 14:23:43.
>> Setting pipeline to PAUSED ...
>> [INFO]    Product Info: i.MX6Q/D/S
>> vpudec versions :)
>>      plugin: 4.0.1
>>      wrapper: 1.0.54(VPUWRAPPER_ARM_LINUX Build on Oct 20 2014 18:56:13)
>>      vpulib: 5.4.26
>>      firmware: 3.1.1.46060
>> Pipeline is PREROLLING ...
>> /GstPipeline:pipeline0/GstLegacyH264Parse:legacyh264parse0.GstPad:src: caps
>> = video/x-h264, width=(int)1920, height=(int)1080, framerate=(fraction)24/1,
>> stream-format=(string)byte-stream, alignment=(string)nal
>> [INFO]    bitstreamMode 1, chromaInterleave 1, mapType 0, tiled2LinearEnable
>> 0
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:sink: caps = video/x-h264,
>> width=(int)1920, height=(int)1080, framerate=(fraction)24/1,
>> stream-format=(string)byte-stream, alignment=(string)nal
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:src: caps = video/x-raw-yuv,
>> format=(fourcc)NV12, width=(int)1920, height=(int)1088,
>> pixel-aspect-ratio=(fraction)1/1, crop-top=(int)0, crop-left=(int)0,
>> crop-right=(int)0, crop-bottom=(int)8, num-buffers-required=(int)11,
>> framerate=(fraction)24/1, alignment=(int)1
>> set v4l rotate sucessfully
>>>> V4L_SINK: Actually buffer status:
>>      hardware buffer : 11
>>      software buffer : 0
>> /GstPipeline:pipeline0/MFW_GST_V4LSINK_INFO_T:mfw_gst_v4lsink_info_t0.GstPad:sink:
>> caps = video/x-raw-yuv, format=(fourcc)NV12, width=(int)1920,
>> height=(int)1088, pixel-aspect-ratio=(fraction)1/1, crop-top=(int)0,
>> crop-left=(int)0, crop-right=(int)0, crop-bottom=(int)8,
>> num-buffers-required=(int)11, framerate=(fraction)24/1, alignment=(int)1
>> WARNING: from element
>> /GstPipeline:pipeline0/MFW_GST_V4LSINK_INFO_T:mfw_gst_v4lsink_info_t0:
>> Internal data flow problem.
>> Additional debug info:
>> /Data/yocto/fsl-arm-yocto-bsp/build-dfb/tmp/work/cortexa9hf-vfp-neon-poky-linux-gnueabi/gstreamer/0.10.36-r2/gstreamer-0.10.36/libs/gst/base/gstbasesink.c(3638):
>> gst_base_sink_chain_unlocked ():
>> /GstPipeline:pipeline0/MFW_GST_V4LSINK_INFO_T:mfw_gst_v4lsink_info_t0:
>> Received buffer without a new-segment. Assuming timestamps start from 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: GstSystemClock
>> Got EOS from element "pipeline0".
>> Execution ended after 83247423343 ns.
>> Setting pipeline to PAUSED ...
>> Running time 0:01:23.251386343 render fps 23.916
>> Setting pipeline to READY ...
>> /GstPipeline:pipeline0/MFW_GST_V4LSINK_INFO_T:mfw_gst_v4lsink_info_t0.GstPad:sink:
>> caps = NULL
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:src: caps = NULL
>> /GstPipeline:pipeline0/GstVpuDec:vpudec0.GstPad:sink: caps = NULL
>> /GstPipeline:pipeline0/GstLegacyH264Parse:legacyh264parse0.GstPad:src: caps
>> = NULL
>> Setting pipeline to NULL ...
>> Total rendered:1991
>> Freeing pipeline ...
>> [--->FINALIZE v4l_sink
>> root at imx6qsabresd:/unit_tests#
>>
>>
>> --
>> Regards,
>> Subodh
>>
>>
>> --
>> Regards,
>> Subodh
>>
>>
>>
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> .
>

--
Regards,
Subodh

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