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h265parse: Don't add latency when not needed

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We no longer add latency when doing AU->AU, AU->NAL and NAL->NAL
parsing.
This commit is contained in:
Nicolas Dufresne 2018-10-03 16:43:14 -04:00 committed by Nicolas Dufresne
parent ceb68c4cf8
commit 1aede43af6
1 changed files with 11 additions and 3 deletions
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14
gst/videoparsers/gsth265parse.c
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@ -2065,7 +2065,7 @@ gst_h265_parse_update_src_caps (GstH265Parse * h265parse, GstCaps * caps)
gint fps_num = h265parse->fps_num;
gint fps_den = h265parse->fps_den;
gint width, height;
GstClockTime latency;
GstClockTime latency = 0;
caps = gst_caps_copy (sink_caps);
@ -2088,7 +2088,7 @@ gst_h265_parse_update_src_caps (GstH265Parse * h265parse, GstCaps * caps)
gst_structure_get_fraction (s, "framerate", &fps_num, &fps_den);
/* but not necessarily or reliably this */
if (fps_num > 0 && fps_den > 0) {
if (fps_den > 0) {
GstStructure *s2;
GstClockTime val;
@ -2102,7 +2102,15 @@ gst_h265_parse_update_src_caps (GstH265Parse * h265parse, GstCaps * caps)
fps_num, fps_den, 0, 0);
val = sps->profile_tier_level.interlaced_source_flag ? GST_SECOND / 2 :
GST_SECOND;
latency = gst_util_uint64_scale (val, fps_den, fps_num);
/* If we know the frame duration, and if we are not in one of the zero
* latency pattern, add one frame of latency */
if (fps_num > 0 &&
h265parse->in_align != GST_H265_PARSE_ALIGN_AU &&
!(h265parse->in_align == GST_H265_PARSE_ALIGN_NAL &&
h265parse->align == GST_H265_PARSE_ALIGN_NAL))
latency = gst_util_uint64_scale (val, fps_den, fps_num);
gst_base_parse_set_latency (GST_BASE_PARSE (h265parse), latency,
latency);
}