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deinterlace: Fix timestamp adjustment and caps

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This commit is contained in:
Robert Swain 2012-07-26 16:04:23 +02:00
parent 01016109d0
commit cc4941797d
1 changed files with 37 additions and 31 deletions
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68
gst/deinterlace/gstdeinterlace.c
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@ -1087,7 +1087,6 @@ static void
gst_deinterlace_push_history (GstDeinterlace * self, GstBuffer * buffer)
{
int i = 1;
GstClockTime timestamp;
GstDeinterlaceFieldLayout field_layout = self->field_layout;
gboolean tff;
gboolean onefield;
@ -1163,15 +1162,6 @@ gst_deinterlace_push_history (GstDeinterlace * self, GstBuffer * buffer)
field2_flags = PICTURE_INTERLACED_TOP;
}
if (interlacing_mode != GST_VIDEO_INTERLACE_MODE_MIXED || self->pattern <= 1) {
/* Timestamps are assigned to the field buffers under the assumption that
the timestamp of the buffer equals the first fields timestamp */
timestamp = GST_BUFFER_TIMESTAMP (buffer);
GST_BUFFER_TIMESTAMP (field1) = timestamp;
GST_BUFFER_TIMESTAMP (field2) = timestamp + self->field_duration;
}
if (!onefield) {
GST_DEBUG_OBJECT (self, "Two fields");
self->field_history[1].frame = field1;
@ -1757,6 +1747,12 @@ restart:
GST_BUFFER_DURATION (outbuf) = self->field_duration;
else
GST_BUFFER_DURATION (outbuf) = 2 * self->field_duration;
GST_DEBUG_OBJECT (self,
"[ADJUST] ts %" GST_TIME_FORMAT ", dur %" GST_TIME_FORMAT ", end %"
GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf) +
GST_BUFFER_DURATION (outbuf)));
} else {
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (buf);
@ -1902,11 +1898,19 @@ restart:
if (!IS_TELECINE (interlacing_mode)) {
timestamp = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
if (self->fields == GST_DEINTERLACE_ALL)
if (self->fields == GST_DEINTERLACE_ALL) {
GST_BUFFER_TIMESTAMP (outbuf) = timestamp + self->field_duration;
GST_BUFFER_DURATION (outbuf) = self->field_duration;
else
} else {
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
GST_BUFFER_DURATION (outbuf) = 2 * self->field_duration;
}
GST_DEBUG_OBJECT (self,
"[ADJUST] ts %" GST_TIME_FORMAT ", dur %" GST_TIME_FORMAT ", end %"
GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf) +
GST_BUFFER_DURATION (outbuf)));
} else {
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (buf);
@ -2331,27 +2335,29 @@ gst_deinterlace_setcaps (GstDeinterlace * self, GstPad * pad, GstCaps * caps)
"Multiplying the framerate by the telecine pattern ratio overflowed!");
gst_caps_set_simple (srccaps, "framerate", GST_TYPE_FRACTION, fps_n,
fps_d, NULL);
} else if (self->low_latency > 0) {
if (interlacing_mode == GST_VIDEO_INTERLACE_MODE_MIXED) {
/* for initial buffers of a telecine pattern, until there is a lock we
* we output naïvely adjusted timestamps */
srccaps = gst_caps_copy (caps);
gst_caps_set_simple (srccaps, "framerate", GST_TYPE_FRACTION, 0, 1, NULL);
} else if (!self->passthrough && self->fields == GST_DEINTERLACE_ALL) {
if (!gst_fraction_double (&fps_n, &fps_d, FALSE))
goto invalid_caps;
srccaps = gst_caps_copy (caps);
gst_caps_set_simple (srccaps, "framerate", GST_TYPE_FRACTION, fps_n,
fps_d, NULL);
} else {
srccaps = gst_caps_ref (caps);
}
} else {
} else if (self->locking == GST_DEINTERLACE_LOCKING_ACTIVE
|| self->low_latency == 0) {
/* in high latency pattern locking mode if we don't have a pattern lock,
* the sink pad caps are the best we know */
srccaps = gst_caps_ref (caps);
} else if (self->low_latency > 0
&& interlacing_mode == GST_VIDEO_INTERLACE_MODE_MIXED
&& self->pattern == -1) {
/* for initial buffers of a telecine pattern, until there is a lock we
* we output naïvely adjusted timestamps in low-latency pattern locking
* mode */
srccaps = gst_caps_copy (caps);
gst_caps_set_simple (srccaps, "framerate", GST_TYPE_FRACTION, 0, 1, NULL);
} else if (!self->passthrough && self->fields == GST_DEINTERLACE_ALL) {
if (!gst_fraction_double (&fps_n, &fps_d, FALSE))
goto invalid_caps;
srccaps = gst_caps_copy (caps);
gst_caps_set_simple (srccaps, "framerate", GST_TYPE_FRACTION, fps_n,
fps_d, NULL);
} else {
srccaps = gst_caps_ref (caps);
}
if (self->mode != GST_DEINTERLACE_MODE_DISABLED) {