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gst/gstsegment.c: Fine tune the cases where the segment start/stop values are really updated.

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Original commit message from CVS:
* gst/gstsegment.c: (gst_segment_set_seek):
Fine tune the cases where the segment start/stop values are really
updated.
* tests/check/gst/gstsegment.c: (GST_START_TEST):
Add tests for the return values of gst_segment_set_seek().
This commit is contained in:
Edward Hervey 2006-12-19 12:38:00 +00:00
parent 54cf7775fb
commit f65a1d384e
3 changed files with 39 additions and 4 deletions
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8
ChangeLog
View file

@ -1,3 +1,11 @@
2006-12-19 Edward Hervey <edward@fluendo.com>
* gst/gstsegment.c: (gst_segment_set_seek):
Fine tune the cases where the segment start/stop values are really
updated.
* tests/check/gst/gstsegment.c: (GST_START_TEST):
Add tests for the return values of gst_segment_set_seek().
2006-12-19 Tim-Philipp Müller <tim at centricular dot net>
* gst/gst.c:

20
gst/gstsegment.c
View file

@ -285,14 +285,20 @@ gst_segment_set_seek (GstSegment * segment, gdouble rate,
/* start holds desired position, map -1 to the start */
if (start == -1)
start = 0;
if (start == segment->start)
update_start = FALSE;
break;
case GST_SEEK_TYPE_CUR:
/* add start to currently configure segment */
if (start == 0)
update_start = FALSE;
start = segment->start + start;
break;
case GST_SEEK_TYPE_END:
if (segment->duration != -1) {
/* add start to total length */
if (start == 0)
update_start = FALSE;
start = segment->duration + start;
} else {
/* no update if duration unknown */
@ -317,15 +323,21 @@ gst_segment_set_seek (GstSegment * segment, gdouble rate,
/* stop holds required value */
break;
case GST_SEEK_TYPE_CUR:
if (segment->stop != -1)
if (segment->stop != -1) {
if (stop == 0)
update_stop = FALSE;
stop = segment->stop + stop;
else
} else {
stop = -1;
update_stop = FALSE;
}
break;
case GST_SEEK_TYPE_END:
if (segment->duration != -1)
if (segment->duration != -1) {
if (stop == 0)
update_stop = FALSE;
stop = segment->duration + stop;
else {
} else {
stop = segment->stop;
update_stop = FALSE;
}

15
tests/check/gst/gstsegment.c
View file

@ -38,6 +38,7 @@ GST_START_TEST (segment_seek_nosize)
GST_SEEK_TYPE_SET, 100, GST_SEEK_TYPE_NONE, -1, &update);
fail_unless (segment.start == 100);
fail_unless (segment.stop == -1);
fail_unless (update == TRUE);
/* configure segment to stop relative, should not do anything since
* size is unknown. */
@ -47,6 +48,7 @@ GST_START_TEST (segment_seek_nosize)
GST_SEEK_TYPE_NONE, 200, GST_SEEK_TYPE_CUR, -100, &update);
fail_unless (segment.start == 100);
fail_unless (segment.stop == -1);
fail_unless (update == FALSE);
/* do some clipping on the open range */
/* completely outside */
@ -113,7 +115,9 @@ GST_START_TEST (segment_seek_nosize)
GST_SEEK_TYPE_CUR, 100, GST_SEEK_TYPE_SET, 300, &update);
fail_unless (segment.start == 200);
fail_unless (segment.stop == 300);
fail_unless (update == TRUE);
update = FALSE;
/* add 100 to start (to 300), set stop to 200, this is not allowed.
* nothing should be updated in the segment. A g_warning is
* emited. */
@ -123,7 +127,10 @@ GST_START_TEST (segment_seek_nosize)
GST_SEEK_TYPE_CUR, 100, GST_SEEK_TYPE_SET, 200, &update));
fail_unless (segment.start == 200);
fail_unless (segment.stop == 300);
/* update didn't change */
fail_unless (update == FALSE);
update = TRUE;
/* seek relative to end, should not do anything since size is
* unknown. */
gst_segment_set_seek (&segment, 1.0,
@ -132,6 +139,7 @@ GST_START_TEST (segment_seek_nosize)
GST_SEEK_TYPE_END, -300, GST_SEEK_TYPE_END, -100, &update);
fail_unless (segment.start == 200);
fail_unless (segment.stop == 300);
fail_unless (update == FALSE);
/* completely outside */
res = gst_segment_clip (&segment, GST_FORMAT_BYTES, 0, 50, &cstart, &cstop);
@ -219,6 +227,7 @@ GST_START_TEST (segment_seek_size)
GST_SEEK_TYPE_SET, 100, GST_SEEK_TYPE_NONE, -1, &update);
fail_unless (segment.start == 100);
fail_unless (segment.stop == -1);
fail_unless (update == TRUE);
/* configure segment to stop relative, does not update stop
* since we did not set it before. */
@ -228,6 +237,7 @@ GST_START_TEST (segment_seek_size)
GST_SEEK_TYPE_NONE, 200, GST_SEEK_TYPE_CUR, -100, &update);
fail_unless (segment.start == 100);
fail_unless (segment.stop == -1);
fail_unless (update == FALSE);
/* do some clipping on the open range */
/* completely outside */
@ -303,6 +313,7 @@ GST_START_TEST (segment_seek_size)
GST_SEEK_TYPE_CUR, 100, GST_SEEK_TYPE_SET, 200, &update);
fail_unless (segment.start == 200);
fail_unless (segment.stop == 200);
fail_unless (update == TRUE);
/* seek relative to end */
gst_segment_set_seek (&segment, 1.0,
@ -311,6 +322,7 @@ GST_START_TEST (segment_seek_size)
GST_SEEK_TYPE_END, -100, GST_SEEK_TYPE_END, -20, &update);
fail_unless (segment.start == 100);
fail_unless (segment.stop == 180);
fail_unless (update == TRUE);
/* completely outside */
res = gst_segment_clip (&segment, GST_FORMAT_BYTES, 0, 50, &cstart, &cstop);
@ -397,6 +409,7 @@ GST_START_TEST (segment_seek_reverse)
fail_unless (segment.stop == 100);
fail_unless (segment.time == 0);
fail_unless (segment.last_stop == 100);
fail_unless (update == TRUE);
/* update */
gst_segment_set_seek (&segment, -1.0,
@ -407,6 +420,7 @@ GST_START_TEST (segment_seek_reverse)
fail_unless (segment.stop == 80);
fail_unless (segment.time == 10);
fail_unless (segment.last_stop == 80);
fail_unless (update == TRUE);
gst_segment_set_seek (&segment, -1.0,
GST_FORMAT_BYTES,
@ -416,6 +430,7 @@ GST_START_TEST (segment_seek_reverse)
fail_unless (segment.stop == 80);
fail_unless (segment.time == 20);
fail_unless (segment.last_stop == 80);
fail_unless (update == TRUE);
}
GST_END_TEST;