[meta-freescale] imxv4l2videosrc problem with i.MX7

Carlos Rafael Giani dv at pseudoterminal.org
Thu Nov 3 05:42:40 PDT 2016


And what happens if you try other capture modes? (use the 
imx-capture-mode property)


On 2016-11-03 13:31, Ari Sinisalo wrote:
>
> I am using NXP Sabre i.MX7dual.
>
> It should work fine with the ov5640. What board is this?
>
> On 2016-11-03 13:14, Ari Sinisalo wrote:
>
>     I have tried to use imxv4l2videosrc but it fails constantly.
>     Following is what I get with fakesink.
>
>     GST_DEBUG=2,*imx*:9 gst-launch-1.0 imxv4l2videosrc
>     device=/dev/video1 ! fakesink
>
>     0:00:00.068249500   557   0xb37a20 INFO         imxv4l2videosrc
>     v4l2src.c:595:gst_imx_v4l2src_get_caps:<imxv4l2videosrc0> get caps
>     filter (NULL)
>
>     0:00:00.068449500   557   0xb37a20 INFO         imxv4l2videosrc
>     v4l2src.c:605:gst_imx_v4l2src_get_caps:<imxv4l2videosrc0> get caps
>     video/x-raw, width=(int)[ 16, 2147483647 ], height=(int)[ 16,
>     2147483647 ], interlace-mode=(string)progressive,
>     framerate=(fraction)[ 0/1, 100/1 ], pixel-aspect-ratio=(fraction)[
>     0/1, 100/1 ]
>
>     0:00:00.068673500   557   0xb37a20 INFO         imxv4l2videosrc
>     v4l2src.c:595:gst_imx_v4l2src_get_caps:<imxv4l2videosrc0> get caps
>     filter (NULL)
>
>     0:00:00.068747875   557   0xb37a20 INFO         imxv4l2videosrc
>     v4l2src.c:605:gst_imx_v4l2src_get_caps:<imxv4l2videosrc0> get caps
>     video/x-raw, width=(int)[ 16, 2147483647 ], height=(int)[ 16,
>     2147483647 ], interlace-mode=(string)progressive,
>     framerate=(fraction)[ 0/1, 100/1 ], pixel-aspect-ratio=(fraction)[
>     0/1, 100/1 ]
>
>     Setting pipeline to PAUSED ...
>
>     0:00:00.071060625   557   0xb37a20 LOG          imxv4l2videosrc
>     v4l2src.c:279:gst_imx_v4l2src_start:<imxv4l2videosrc0> start
>
>     0:00:00.071425250   557   0xb37a20 WARN         imxv4l2videosrc
>     v4l2src.c:123:gst_imx_v4l2src_is_tvin:<imxv4l2videosrc0>
>     VIDIOC_QUERYSTD failed: Inappropriate ioctl for device
>
>     0:00:00.071497625   557   0xb37a20 WARN         imxv4l2videosrc
>     v4l2src.c:127:gst_imx_v4l2src_is_tvin:<imxv4l2videosrc0>
>     VIDIOC_G_STD failed: Inappropriate ioctl for device
>
>     0:00:00.071557250   557   0xb37a20 DEBUG        imxv4l2videosrc
>     v4l2src.c:211:gst_imx_v4l2src_capture_setup:<imxv4l2videosrc0>
>     pixelformat = 1448695129  field = 1
>
>     0:00:00.071610625   557   0xb37a20 INFO         imxv4l2videosrc
>     v4l2src.c:225:gst_imx_v4l2src_capture_setup:<imxv4l2videosrc0>
>     capture mode 0: 640x480
>
>     0:00:00.071665750   557   0xb37a20 ERROR        imxv4l2videosrc
>     v4l2src.c:230:gst_imx_v4l2src_capture_setup:<imxv4l2videosrc0>
>     VIDIOC_S_INPUT failed: Invalid argument
>
>     0:00:00.071763500   557   0xb37a20 ERROR        imxv4l2videosrc
>     v4l2src.c:284:gst_imx_v4l2src_start:<imxv4l2videosrc0>
>     capture_setup failed
>
>     0:00:00.071808000   557   0xb37a20 WARN                 basesrc
>     gstbasesrc.c:3717:gst_base_src_activate_push:<imxv4l2videosrc0>
>     Failed to start in push mode
>
>     0:00:00.071853375   557   0xb37a20 WARN                GST_PADS
>     gstpad.c:1098:gst_pad_set_active:<imxv4l2videosrc0:src> Failed to
>     activate pad
>
>     ERROR: Pipeline doesn't want to pause.
>
>     Setting pipeline to NULL ...
>
>     Freeing pipeline ...
>
>     Should imxv4l2videosrc work with i.MX7 and OV5640?
>
>     I can get camera capture working with freescale plugin. These work
>     fine:
>
>        gst-launch-1.0 imxv4l2src device=/dev/video1 ! fakesink
>
>        gst-launch-1.0 imxv4l2src device=/dev/video1 ! imxv4l2sink
>
>        gst-launch-1.0 imxv4l2src device=/dev/video1 ! imxpxpvideosink
>
>     br AriS
>
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>
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