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nvcodec: Assume 25fps if framerate is invalid when calculating latency

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1826>
This commit is contained in:
Julian Bouzas 2020-11-20 15:01:03 +00:00
parent 1a5862dd39
commit 64f96facca
1 changed files with 11 additions and 3 deletions
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14
sys/nvcodec/gstnvdec.c
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@ -323,13 +323,21 @@ gst_nvdec_get_max_display_delay (GstNvDec * nvdec)
static gint64
gst_nvdec_get_latency (GstNvDec * nvdec)
{
gint fps_n, fps_d;
if (!nvdec->input_state)
return 0;
fps_n = GST_VIDEO_INFO_FPS_N (&nvdec->input_state->info);
fps_d = GST_VIDEO_INFO_FPS_D (&nvdec->input_state->info);
/* We assume 25 fps if the input framerate is invalid */
if (fps_n < 1 || fps_d < 1) {
fps_n = 25;
fps_d = 1;
}
return gst_util_uint64_scale_int ((nvdec->num_decode_surface +
gst_nvdec_get_max_display_delay (nvdec)) * GST_SECOND,
GST_VIDEO_INFO_FPS_D (&nvdec->input_state->info),
GST_VIDEO_INFO_FPS_N (&nvdec->input_state->info));
gst_nvdec_get_max_display_delay (nvdec)) * GST_SECOND, fps_d, fps_n);
}
/* 0: fail, 1: succeeded, > 1: override dpb size of parser