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compositor: fix rectangle obscure test to clamp against the output frame size

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Rather than one of the input pad video info's.

The test checking this was not constraining the output frame size
to ensure that the out of frame stream was not being displayed.
This commit is contained in:
Matthew Waters 2015-05-13 17:38:35 +10:00
parent 7b48ab14e1
commit df7370bc2a
2 changed files with 43 additions and 21 deletions
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14
gst/compositor/compositor.c
View file

@ -417,15 +417,13 @@ gst_compositor_pad_prepare_frame (GstVideoAggregatorPad * pad,
* the case where (say, with negative xpos/ypos) the non-obscured portion of
* the frame could be outside the bounds of the video itself and hence not
* visible at all */
frame_rect.x = CLAMP (cpad->xpos, 0,
GST_VIDEO_INFO_WIDTH (&pad->buffer_vinfo));
frame_rect.y = CLAMP (cpad->ypos, 0,
GST_VIDEO_INFO_HEIGHT (&pad->buffer_vinfo));
frame_rect.x = CLAMP (cpad->xpos, 0, GST_VIDEO_INFO_WIDTH (&vagg->info));
frame_rect.y = CLAMP (cpad->ypos, 0, GST_VIDEO_INFO_HEIGHT (&vagg->info));
/* Clamp the width/height to the frame boundaries as well */
frame_rect.w = MIN (GST_VIDEO_INFO_WIDTH (&cpad->conversion_info),
GST_VIDEO_INFO_WIDTH (&pad->buffer_vinfo) - cpad->xpos);
frame_rect.h = MIN (GST_VIDEO_INFO_HEIGHT (&cpad->conversion_info),
GST_VIDEO_INFO_HEIGHT (&pad->buffer_vinfo) - cpad->ypos);
frame_rect.w =
MAX (GST_VIDEO_INFO_WIDTH (&cpad->conversion_info) - frame_rect.x, 0);
frame_rect.h =
MAX (GST_VIDEO_INFO_HEIGHT (&cpad->conversion_info) - frame_rect.y, 0);
GST_OBJECT_LOCK (vagg);
/* Check if this frame is obscured by a higher-zorder frame

50
tests/check/elements/compositor.c
View file

@ -1138,9 +1138,10 @@ test_obscured_pad_probe_cb (GstPad * srcpad, GstPadProbeInfo * info,
static void
_test_obscured (const gchar * caps_str, gint xpos0, gint ypos0, gint width0,
gint height0, gdouble alpha0, gint xpos1, gint ypos1, gint width1,
gint height1, gdouble alpha1)
gint height1, gdouble alpha1, gint out_width, gint out_height)
{
GstElement *pipeline, *sink, *mix, *src0, *cfilter0, *src1, *cfilter1;
GstElement *out_cfilter;
GstPad *srcpad, *sinkpad;
GstSample *last_sample = NULL;
GstSample *sample;
@ -1164,12 +1165,22 @@ _test_obscured (const gchar * caps_str, gint xpos0, gint ypos0, gint width0,
gst_caps_unref (caps);
mix = gst_element_factory_make ("compositor", "compositor");
out_cfilter = gst_element_factory_make ("capsfilter", "out_capsfilter");
caps = gst_caps_from_string (caps_str);
if (out_width > 0)
gst_caps_set_simple (caps, "width", G_TYPE_INT, out_width, NULL);
if (out_height > 0)
gst_caps_set_simple (caps, "height", G_TYPE_INT, out_height, NULL);
g_object_set (out_cfilter, "caps", caps, NULL);
gst_caps_unref (caps);
sink = gst_element_factory_make ("appsink", "sink");
gst_bin_add_many (GST_BIN (pipeline), src0, cfilter0, src1, cfilter1, mix,
sink, NULL);
out_cfilter, sink, NULL);
fail_unless (gst_element_link (src0, cfilter0));
fail_unless (gst_element_link (src1, cfilter1));
fail_unless (gst_element_link (mix, sink));
fail_unless (gst_element_link (mix, out_cfilter));
fail_unless (gst_element_link (out_cfilter, sink));
srcpad = gst_element_get_static_pad (cfilter0, "src");
sinkpad = gst_element_get_request_pad (mix, "sink_0");
@ -1214,6 +1225,7 @@ GST_START_TEST (test_obscured_skipped)
gint ypos0, ypos1;
gint width0, width1;
gint height0, height1;
gint out_width, out_height;
gdouble alpha0, alpha1;
const gchar *caps_str;
@ -1223,20 +1235,21 @@ GST_START_TEST (test_obscured_skipped)
alpha0 = alpha1 = 1.0;
xpos0 = xpos1 = ypos0 = ypos1 = 0;
width0 = width1 = height0 = height1 = 0;
out_width = out_height = 0;
GST_INFO ("testing defaults");
/* With everything at defaults, sink_1 will obscure sink_0, so buffers from
* sink_0 will never get mapped by compositor. To verify, run with
* GST_DEBUG=compositor:6 and look for "Obscured by" messages */
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
buffer_mapped = FALSE;
caps_str = "video/x-raw,format=ARGB";
GST_INFO ("testing video with alpha channel");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
caps_str = "video/x-raw";
buffer_mapped = FALSE;
@ -1244,7 +1257,7 @@ GST_START_TEST (test_obscured_skipped)
alpha1 = 0.0;
GST_INFO ("testing alpha1 = %.2g", alpha1);
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
alpha1 = 1.0;
buffer_mapped = FALSE;
@ -1253,7 +1266,7 @@ GST_START_TEST (test_obscured_skipped)
for (alpha1 = 1; alpha1 < 10; alpha1 += 1) {
GST_INFO ("testing alpha1 = %.2g", alpha1 / 10);
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1,
ypos1, width1, height1, alpha1 / 10);
ypos1, width1, height1, alpha1 / 10, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
}
alpha1 = 1.0;
@ -1262,7 +1275,7 @@ GST_START_TEST (test_obscured_skipped)
width1 = height1 = 10;
GST_INFO ("testing smaller sink_1");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
width1 = height1 = 0;
buffer_mapped = FALSE;
@ -1270,7 +1283,7 @@ GST_START_TEST (test_obscured_skipped)
width0 = height0 = width1 = height1 = 10;
GST_INFO ("testing smaller sink_1 and sink0 (same sizes)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
@ -1279,7 +1292,7 @@ GST_START_TEST (test_obscured_skipped)
width1 = height1 = 10;
GST_INFO ("testing smaller sink_1 and sink0 (sink_0 > sink_1)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
@ -1288,17 +1301,28 @@ GST_START_TEST (test_obscured_skipped)
width1 = height1 = 20;
GST_INFO ("testing smaller sink_1 and sink0 (sink_0 < sink_1)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
xpos0 = ypos0 = 10;
xpos1 = ypos1 = 20;
GST_INFO ("testing offset");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
xpos0 = ypos0 = xpos1 = ypos1 = 0;
buffer_mapped = FALSE;
xpos0 = ypos0 = 10000;
out_width = 320;
out_height = 240;
GST_INFO ("testing sink_0 outside the frame");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1);
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
xpos0 = ypos0 = 0;
xpos0 = ypos0 = out_width = out_height = 0;
buffer_mapped = FALSE;
}