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This commit is contained in:
Joshua M. Doe 2010-04-26 09:51:17 -04:00
parent 93eb6a53cb
commit 91a8ce057e
2 changed files with 78 additions and 78 deletions
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150
sys/gstniimaq.c
View File

@ -431,15 +431,15 @@ gst_niimaq_init (GstNiImaq * src, GstNiImaqClass * g_class)
static void
gst_niimaq_dispose (GObject * object)
{
GstNiImaq *src = GST_NIIMAQ (object);
GstNiImaq *src = GST_NIIMAQ (object);
g_free (src->camera_name);
src->camera_name = NULL;
g_free (src->interface_name);
src->interface_name = NULL;
g_free (src->interface_name);
src->interface_name = NULL;
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
@ -529,9 +529,9 @@ gst_niimaq_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
niimaq->height = height;
niimaq->rate_numerator = rate_numerator;
niimaq->rate_denominator = rate_denominator;
niimaq->depth = depth;
niimaq->depth = depth;
niimaq->bpp = bpp;
niimaq->framesize = width * height * (depth/8);
niimaq->framesize = width * height * (depth/8);
}
return res;
@ -578,9 +578,9 @@ gst_niimaq_create (GstPushSrc * psrc, GstBuffer ** buffer)
GST_INFO_OBJECT(src, "Examining buffer %d", src->cumbufnum);
rval=imgSessionExamineBuffer2(src->sid, src->cumbufnum, &newval, &bufaddr);
if (rval) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("failed to examine buffer %d", src->cumbufnum), ("failed to examine buffer %d", src->cumbufnum));
goto error;
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("failed to examine buffer %d", src->cumbufnum), ("failed to examine buffer %d", src->cumbufnum));
goto error;
}
memcpy (data, (guchar *) bufaddr,
@ -606,8 +606,8 @@ gst_niimaq_create (GstPushSrc * psrc, GstBuffer ** buffer)
dropped = newval - src->cumbufnum;
if(dropped) {
src->n_dropped_frames += dropped;
GST_WARNING_OBJECT(src, "Dropped %d frames (%d total)",dropped,src->n_dropped_frames);
src->n_dropped_frames += dropped;
GST_WARNING_OBJECT(src, "Dropped %d frames (%d total)",dropped,src->n_dropped_frames);
}
src->cumbufnum = newval + 1;
@ -670,9 +670,9 @@ gst_niimaq_set_caps_color (GstStructure * gs, int bpp, int depth)
gst_structure_set_name (gs, "video/x-raw-gray");
gst_structure_set (gs,
"bpp", G_TYPE_INT, bpp,
"depth", G_TYPE_INT, depth, NULL);
"depth", G_TYPE_INT, depth, NULL);
if(depth>8)
gst_structure_set(gs, "endianness", G_TYPE_INT, G_LITTLE_ENDIAN,NULL);
gst_structure_set(gs, "endianness", G_TYPE_INT, G_LITTLE_ENDIAN,NULL);
return ret;
}
@ -703,22 +703,22 @@ gst_niimaq_get_all_niimaq_caps ()
gs = gst_structure_empty_new ("video");
gst_structure_set_name (gs, "video/x-raw-gray");
gst_structure_set (gs,
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"bpp", GST_TYPE_INT_RANGE, 10, 16,
"depth", G_TYPE_INT, 16,
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"bpp", GST_TYPE_INT_RANGE, 10, 16,
"depth", G_TYPE_INT, 16,
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append_structure (gcaps, gs);
gs = gst_structure_empty_new ("video");
gst_structure_set_name (gs, "video/x-raw-gray");
gst_structure_set (gs,
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"bpp", G_TYPE_INT, 8,
"depth", G_TYPE_INT, 8,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"bpp", G_TYPE_INT, 8,
"depth", G_TYPE_INT, 8,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append_structure (gcaps, gs);
return gcaps;
@ -751,15 +751,15 @@ gst_niimaq_get_cam_caps (GstNiImaq * src)
height = val;
if (rval) {
GST_ELEMENT_ERROR (src, STREAM, FAILED,
("attempt to read attributes failed"),
("attempt to read attributes failed"));
goto error;
GST_ELEMENT_ERROR (src, STREAM, FAILED,
("attempt to read attributes failed"),
("attempt to read attributes failed"));
goto error;
}
gs = gst_structure_empty_new ("video");
if (!gst_niimaq_set_caps_color(gs, bpp, depth) ||
!gst_niimaq_set_caps_framesize(gs, width, height)) {
!gst_niimaq_set_caps_framesize(gs, width, height)) {
GST_ELEMENT_ERROR (src, STREAM, FAILED,
("attempt to set caps %dx%dx%d (%d) failed", width,height,depth, bpp),
("attempt to set caps %dx%dx%d (%d) failed", width,height,depth, bpp));
@ -796,39 +796,39 @@ gst_niimaq_start (GstBaseSrc * src)
rval=imgInterfaceOpen(filter->interface_name,&(filter->iid));
if (rval) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to open camera interface"),
("Failed to open camera interface %s", filter->interface_name));
goto error;
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to open camera interface"),
("Failed to open camera interface %s", filter->interface_name));
goto error;
}
GST_LOG_OBJECT (filter, "Opening camera session: %s", filter->interface_name);
rval=imgSessionOpen(filter->iid, &(filter->sid));
if (rval) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to open camera session"),
("Failed to open camera session %d", filter->sid));
goto error;
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to open camera session"),
("Failed to open camera session %d", filter->sid));
goto error;
}
GST_LOG_OBJECT (filter, "Creating ring with %d buffers", filter->bufsize);
filter->buflist = g_new(guint32*, filter->bufsize);
for(i=0;i<filter->bufsize;i++) {
filter->buflist[i] = 0;
filter->buflist[i] = 0;
}
rval=imgRingSetup(filter->sid, filter->bufsize, (void**)(filter->buflist), 0, FALSE);
if(rval) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to create ring buffer"),
("Failed to create ring buffer with %d buffers", filter->bufsize));
goto error;
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to create ring buffer"),
("Failed to create ring buffer with %d buffers", filter->bufsize));
goto error;
}
//GST_LOG_OBJECT (filter, "Registering callback functions");
//rval=imgSessionWaitSignalAsync2(filter->sid, IMG_SIGNAL_STATUS, IMG_BUF_COMPLETE, IMG_SIGNAL_STATE_RISING, Imaq_BUF_COMPLETE, filter);
//if(rval) {
// GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to register BUF_COMPLETE callback"),
// ("Failed to register BUF_COMPLETE callback"));
// goto error;
// GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Failed to register BUF_COMPLETE callback"),
// ("Failed to register BUF_COMPLETE callback"));
// goto error;
//}
GST_LOG_OBJECT (filter, "Starting acquisition");
@ -837,19 +837,19 @@ gst_niimaq_start (GstBaseSrc * src)
i = 0;
while (rval != 0 && i++ < 5) {
g_usleep (50000);
if (rval=imgSessionStartAcquisition(filter->sid)) {
if (rval != 0) {
GST_LOG_OBJECT (src, "camera is still off , retrying");
}
}
g_usleep (50000);
if (rval=imgSessionStartAcquisition(filter->sid)) {
if (rval != 0) {
GST_LOG_OBJECT (src, "camera is still off , retrying");
}
}
}
if (i >= 5) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED,
("Camera doesn't seem to want to turn on!"),
("Camera doesn't seem to want to turn on!"));
goto error;
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED,
("Camera doesn't seem to want to turn on!"),
("Camera doesn't seem to want to turn on!"));
goto error;
}
GST_LOG_OBJECT (src, "got transmision status ON");
@ -859,10 +859,10 @@ gst_niimaq_start (GstBaseSrc * src)
error:
if(filter->sid)
imgClose(filter->sid,TRUE);
imgClose(filter->sid,TRUE);
filter->sid = 0;
if(filter->iid)
imgClose(filter->iid,TRUE);
imgClose(filter->iid,TRUE);
filter->iid = 0;
return FALSE;;
@ -872,39 +872,39 @@ error:
gboolean gst_niimaq_stop( GstBaseSrc * src )
{
GstNiImaq* filter = GST_NIIMAQ(src);
Int32 rval;
GstNiImaq* filter = GST_NIIMAQ(src);
Int32 rval;
rval=imgSessionStopAcquisition(filter->sid);
if (rval) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Unable to stop transmision"),
("Unable to stop transmision"));
}
rval=imgSessionStopAcquisition(filter->sid);
if (rval) {
GST_ELEMENT_ERROR (filter, RESOURCE, FAILED, ("Unable to stop transmision"),
("Unable to stop transmision"));
}
if(filter->sid)
imgClose(filter->sid,TRUE);
filter->sid = 0;
if(filter->iid)
imgClose(filter->iid,TRUE);
filter->iid = 0;
if(filter->sid)
imgClose(filter->sid,TRUE);
filter->sid = 0;
if(filter->iid)
imgClose(filter->iid,TRUE);
filter->iid = 0;
GST_DEBUG_OBJECT (filter, "Capture stoped");
GST_DEBUG_OBJECT (filter, "Capture stoped");
return TRUE;
return TRUE;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (niimaq_debug, "niimaqsrc", 0, "NI-IMAQ interface");
GST_DEBUG_CATEGORY_INIT (niimaq_debug, "niimaqsrc", 0, "NI-IMAQ interface");
return gst_element_register (plugin, "niimaqsrc", GST_RANK_NONE,
GST_TYPE_NIIMAQ);
return gst_element_register (plugin, "niimaqsrc", GST_RANK_NONE,
GST_TYPE_NIIMAQ);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"niimaq",
"NI-IMAQ Video Source",
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
"niimaq",
"NI-IMAQ Video Source",
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)

6
sys/gstniimaq.h
View File

@ -58,9 +58,9 @@ struct _GstNiImaq {
gint rate_denominator;
/* private */
gint64 timestamp_offset; /* base offset */
GstClockTime running_time; /* total running time */
gint64 n_frames; /* total frames sent */
gint64 timestamp_offset; /* base offset */
GstClockTime running_time; /* total running time */
gint64 n_frames; /* total frames sent */
uInt32 cumbufnum;
gint64 n_dropped_frames;
gboolean segment;