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omxvideo: check difference between frame and requested ts

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This has proven to be very useful when debugging to detect bugs where we
match the wrong gst frame with an output OMX buffer.
This commit is contained in:
Guillaume Desmottes 2019-06-14 16:27:37 +05:30
parent cfeeb15b1e
commit 50d50f47fb
1 changed files with 12 additions and 1 deletions
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13
omx/gstomxvideo.c
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@ -213,9 +213,20 @@ gst_omx_video_find_nearest_frame (GstElement * element, GstOMXBuffer * buf,
}
}
if (best)
if (best) {
gst_video_codec_frame_ref (best);
/* OMX timestamps are in microseconds while gst ones are in nanoseconds.
* So if the difference between them is higher than 1 microsecond we likely
* picked the wrong frame. */
if (best_diff >= GST_USECOND)
GST_WARNING_OBJECT (element,
"Difference between ts (%" GST_TIME_FORMAT ") and frame %u (%"
GST_TIME_FORMAT ") seems too high (%" GST_TIME_FORMAT ")",
GST_TIME_ARGS (timestamp), best->system_frame_number,
GST_TIME_ARGS (best->pts), GST_TIME_ARGS (best_diff));
}
g_list_foreach (frames, (GFunc) gst_video_codec_frame_unref, NULL);
g_list_free (frames);