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iqa: Error out when trying to compare video stream with different sizes

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We do not handle it yet and we should let the user know.
This commit is contained in:
Thibault Saunier 2016-11-16 16:30:50 -03:00
parent 2fb83ab641
commit b1710d7c15
1 changed files with 34 additions and 15 deletions

49
ext/iqa/iqa.c
View file

@ -102,7 +102,6 @@ static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink_%u",
G_DEFINE_TYPE (GstIqa, gst_iqa, GST_TYPE_VIDEO_AGGREGATOR);
#ifdef HAVE_DSSIM
inline static unsigned char
to_byte (float in)
{
@ -113,7 +112,7 @@ to_byte (float in)
return in * 256.f;
}
static void
static gboolean
do_dssim (GstIqa * self, GstVideoFrame * ref, GstVideoFrame * cmp,
GstBuffer * outbuf, GstStructure * msg_structure, gchar * padname)
{
@ -138,9 +137,18 @@ do_dssim (GstIqa * self, GstVideoFrame * ref, GstVideoFrame * cmp,
dssim_set_save_ssim_maps (attr, 1, 1);
if (ref->info.width != cmp->info.width ||
ref->info.height != cmp->info.height) {
GST_WARNING_OBJECT (self,
"Cannot compare two images with a different geometry yet");
return;
GST_OBJECT_UNLOCK (self);
GST_ELEMENT_ERROR (self, STREAM, FAILED,
("Video streams do not have the same sizes (add videoscale"
" and force the sizes to be equal on all sink pads.)"),
("Reference width %d - compared width: %d. "
"Reference height %d - compared height: %d",
ref->info.width, cmp->info.width, ref->info.height,
cmp->info.height));
GST_OBJECT_LOCK (self);
return FALSE;
}
gst_buffer_map (ref->buffer, &ref_info, GST_MAP_READ);
@ -198,21 +206,23 @@ do_dssim (GstIqa * self, GstVideoFrame * ref, GstVideoFrame * cmp,
dssim_dealloc_image (ref_image);
dssim_dealloc_image (cmp_image);
dssim_dealloc_attr (attr);
}
#else
static void
do_dssim (GstIqa * self, GstVideoFrame * ref, GstVideoFrame * cmp,
GstBuffer * outbuf, GstStructure * msg_structure, gchar * padname)
{
return TRUE;
}
#endif
static void
static gboolean
compare_frames (GstIqa * self, GstVideoFrame * ref, GstVideoFrame * cmp,
GstBuffer * outbuf, GstStructure * msg_structure, gchar * padname)
{
if (self->do_dssim)
do_dssim (self, ref, cmp, outbuf, msg_structure, padname);
#ifdef HAVE_DSSIM
if (self->do_dssim) {
if (!do_dssim (self, ref, cmp, outbuf, msg_structure, padname))
return FALSE;
}
#endif
return TRUE;
}
static GstFlowReturn
@ -239,12 +249,16 @@ gst_iqa_aggregate_frames (GstVideoAggregator * vagg, GstBuffer * outbuf)
if (!ref_frame) {
ref_frame = pad->aggregated_frame;
} else {
gboolean res;
gchar *padname = gst_pad_get_name (pad);
GstVideoFrame *cmp_frame = pad->aggregated_frame;
compare_frames (self, ref_frame, cmp_frame, outbuf, msg_structure,
res = compare_frames (self, ref_frame, cmp_frame, outbuf, msg_structure,
padname);
g_free (padname);
if (!res)
goto failed;
}
}
}
@ -258,6 +272,11 @@ gst_iqa_aggregate_frames (GstVideoAggregator * vagg, GstBuffer * outbuf)
agg->segment.position, NULL);
gst_element_post_message (GST_ELEMENT (self), m);
return GST_FLOW_OK;
failed:
GST_OBJECT_UNLOCK (vagg);
return GST_FLOW_ERROR;
}
static void