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authorBenjamin Otte <otte@gnome.org>2004-06-07 02:39:02 +0000
committerBenjamin Otte <otte@gnome.org>2004-06-07 02:39:02 +0000
commit1a0ceb7f99dfa6d1af07d5f2afbf95e11fc835bc (patch)
tree9eaf8032ddac8fd85d65aefe7ec8b7617ed377bf /gst/mixmatrix
parent2fa9ba3892298655d68cbc40f35c1abffe3abd81 (diff)
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gst/mixmatrix/mixmatrix.c: create a NULL-initialized array of pads, so we don't think they exist already. (fixes #143...
Original commit message from CVS: reviewed by Benjamin Otte <otte@gnome.org> * gst/mixmatrix/mixmatrix.c: (gst_mixmatrix_init): create a NULL-initialized array of pads, so we don't think they exist already. (fixes #143130)
Diffstat (limited to 'gst/mixmatrix')
-rw-r--r--gst/mixmatrix/mixmatrix.c88
1 files changed, 45 insertions, 43 deletions
diff --git a/gst/mixmatrix/mixmatrix.c b/gst/mixmatrix/mixmatrix.c
index 5f66cc39..0e466de2 100644
--- a/gst/mixmatrix/mixmatrix.c
+++ b/gst/mixmatrix/mixmatrix.c
@@ -230,20 +230,20 @@ gst_mixmatrix_init (GstMixMatrix * mix)
mix->grpsize = 8;
mix->outsize = 1024;
- // start with zero pads
+ /* start with zero pads */
mix->sinkpadalloc = mix->grpsize;
mix->srcpadalloc = mix->grpsize;
- // allocate the pads
- mix->sinkpads = g_new (GstPad *, mix->sinkpadalloc);
- mix->sinkbs = g_new (GstByteStream *, mix->sinkpadalloc);
+ /* allocate the pads */
+ mix->sinkpads = g_new0 (GstPad *, mix->sinkpadalloc);
+ mix->sinkbs = g_new0 (GstByteStream *, mix->sinkpadalloc);
- mix->srcpads = g_new (GstPad *, mix->srcpadalloc);
+ mix->srcpads = g_new0 (GstPad *, mix->srcpadalloc);
- // allocate a similarly sized matrix
+ /* allocate a similarly sized matrix */
mix->matrix = mixmatrix_alloc_matrix (mix->sinkpadalloc, mix->srcpadalloc);
- // set the loop function that does all the work
+ /* set the loop function that does all the work */
gst_element_set_loop_function (GST_ELEMENT (mix), gst_mixmatrix_loop);
}
@@ -269,7 +269,7 @@ mixmatrix_resize (GstMixMatrix * mix, int sinkpads, int srcpads)
GST_DEBUG ("mixmatrix: resizing matrix!!!!\n");
- // check the sinkpads list
+ /* check the sinkpads list */
if (sinkresize) {
mix->sinkpads =
(GstPad **) grow_ptrlist ((void **) mix->sinkpads, mix->sinkpadalloc,
@@ -278,29 +278,29 @@ mixmatrix_resize (GstMixMatrix * mix, int sinkpads, int srcpads)
(GstByteStream **) grow_ptrlist ((void **) mix->sinkbs,
mix->sinkpadalloc, sinkpads);
}
- // check the srcpads list
+ /* check the srcpads list */
if (srcresize) {
mix->srcpads =
(GstPad **) grow_ptrlist ((void **) mix->srcpads, mix->srcpadalloc,
srcpads);
}
- // now resize the matrix if either has changed
+ /* now resize the matrix if either has changed */
if (sinkresize || srcresize) {
- // allocate the new matrix
+ /* allocate the new matrix */
newmatrix = mixmatrix_alloc_matrix (sinkpads, srcpads);
- // if only the srcpad count changed (y axis), we can just copy
+ /* if only the srcpad count changed (y axis), we can just copy */
if (!sinkresize) {
memcpy (newmatrix, mix->matrix, sizeof (gfloat *) * sinkpads);
- // otherwise we have to copy line by line
+ /* otherwise we have to copy line by line */
} else {
for (i = 0; i < mix->srcpadalloc; i++)
memcpy (newmatrix[i], mix->matrix[i],
sizeof (gfloat) * mix->srcpadalloc);
}
- // would signal here!
+ /* would signal here! */
- // free old matrix and replace it
+ /* free old matrix and replace it */
mixmatrix_free_matrix (mix->matrix, mix->sinkpadalloc);
mix->matrix = newmatrix;
}
@@ -309,31 +309,33 @@ mixmatrix_resize (GstMixMatrix * mix, int sinkpads, int srcpads)
mix->srcpadalloc = srcpads;
}
-/*
+#if 0
static gboolean
-gst_mixmatrix_set_all_caps (GstMixMatrix *mix)
+gst_mixmatrix_set_all_caps (GstMixMatrix * mix)
{
int i;
- // sink pads
- for (i=0;i<mix->sinkpadalloc;i++) {
+ /* sink pads */
+ for (i = 0; i < mix->sinkpadalloc; i++) {
if (mix->sinkpads[i]) {
- if (GST_PAD_CAPS(mix->sinkpads[i]) == NULL)
- if (gst_pad_try_set_caps(mix->sinkpads[i],mix->caps) <= 0) return FALSE;
+ if (GST_PAD_CAPS (mix->sinkpads[i]) == NULL)
+ if (gst_pad_try_set_caps (mix->sinkpads[i], mix->caps) <= 0)
+ return FALSE;
}
}
- // src pads
- for (i=0;i<mix->srcpadalloc;i++) {
+ /* src pads */
+ for (i = 0; i < mix->srcpadalloc; i++) {
if (mix->srcpads[i]) {
- if (GST_PAD_CAPS(mix->srcpads[i]) == NULL)
- if (gst_pad_try_set_caps(mix->srcpads[i],mix->caps) <= 0) return FALSE;
+ if (GST_PAD_CAPS (mix->srcpads[i]) == NULL)
+ if (gst_pad_try_set_caps (mix->srcpads[i], mix->caps) <= 0)
+ return FALSE;
}
}
return TRUE;
}
-*/
+#endif
static GstPadLinkReturn
gst_mixmatrix_connect (GstPad * pad, const GstCaps * caps)
@@ -369,13 +371,13 @@ gst_mixmatrix_request_new_pad (GstElement * element, GstPadTemplate * templ,
mix = GST_MIXMATRIX (element);
- // figure out if it's a sink pad
+ /* figure out if it's a sink pad */
if (sscanf (name, "sink%d", &padnum)) {
- // check to see if it already exists
+ /* check to see if it already exists */
if (padnum < mix->sinkpadalloc && mix->sinkpads[padnum])
return mix->sinkpads[padnum];
- // determine if it's bigger than the current size
+ /* determine if it's bigger than the current size */
if (padnum >= mix->sinkpadalloc)
mixmatrix_resize (mix, ROUND_UP (padnum, mix->grpsize),
mix->sinkpadalloc);
@@ -385,22 +387,22 @@ gst_mixmatrix_request_new_pad (GstElement * element, GstPadTemplate * templ,
(&mixmatrix_sink_template), name);
GST_PAD_ELEMENT_PRIVATE (pad) = GINT_TO_POINTER (padnum);
gst_element_add_pad (GST_ELEMENT (mix), pad);
-// g_signal_connect(G_OBJECT(pad), "unlink", G_CALLBACK(sink_unlinked), mix);
+/* g_signal_connect(G_OBJECT(pad), "unlink", G_CALLBACK(sink_unlinked), mix); */
gst_pad_set_link_function (pad, gst_mixmatrix_connect);
- // create a bytestream for it
+ /* create a bytestream for it */
mix->sinkbs[padnum] = gst_bytestream_new (pad);
- // store away the pad and account for it
+ /* store away the pad and account for it */
mix->sinkpads[padnum] = pad;
}
- // or it's a src pad
+ /* or it's a src pad */
else if (sscanf (name, "src%d", &padnum)) {
- // check to see if it already exists
+ /* check to see if it already exists */
if (padnum < mix->srcpadalloc && mix->srcpads[padnum])
return mix->srcpads[padnum];
- // determine if it's bigger than the current size
+ /* determine if it's bigger than the current size */
if (padnum >= mix->srcpadalloc)
mixmatrix_resize (mix, ROUND_UP (padnum, mix->grpsize), mix->srcpadalloc);
@@ -409,10 +411,10 @@ gst_mixmatrix_request_new_pad (GstElement * element, GstPadTemplate * templ,
(&mixmatrix_src_template), name);
GST_PAD_ELEMENT_PRIVATE (pad) = GINT_TO_POINTER (padnum);
gst_element_add_pad (GST_ELEMENT (mix), pad);
-// g_signal_connect(G_OBJECT(pad), "unlink", G_CALLBACK(sink_unlinked), mix);
- //gst_pad_set_link_function (pad, gst_mixmatrix_connect);
+/* g_signal_connect(G_OBJECT(pad), "unlink", G_CALLBACK(sink_unlinked), mix); */
+ /* gst_pad_set_link_function (pad, gst_mixmatrix_connect); */
- // store away the pad and account for it
+ /* store away the pad and account for it */
mix->srcpads[padnum] = pad;
}
@@ -431,7 +433,7 @@ gst_mixmatrix_loop (GstElement * element)
int bytesize = sizeof (gfloat) * mix->outsize;
gfloat gain;
- // create the output buffers
+ /* create the output buffers */
outbufs = g_new (GstBuffer *, mix->srcpadalloc);
outfloats = g_new (gfloat *, mix->srcpadalloc);
for (i = 0; i < mix->srcpadalloc; i++) {
@@ -442,14 +444,14 @@ gst_mixmatrix_loop (GstElement * element)
}
}
- // go through all the input buffers and pull them
+ /* go through all the input buffers and pull them */
inbufs = g_new (GstBuffer *, mix->sinkpadalloc);
infloats = g_new (gfloat *, mix->sinkpadalloc);
for (i = 0; i < mix->sinkpadalloc; i++) {
if (mix->sinkpads[i] != NULL) {
gst_bytestream_read (mix->sinkbs[i], &inbufs[i], bytesize);
infloats[i] = (gfloat *) GST_BUFFER_DATA (inbufs[i]);
- // loop through each src pad
+ /* loop through each src pad */
for (j = 0; j < mix->srcpadalloc; j++) {
if (mix->srcpads[j] != NULL) {
/*
@@ -463,7 +465,7 @@ gst_mixmatrix_loop (GstElement * element)
fprintf(stderr,"attempting to get gain for %dx%d\n",i,j);
*/
gain = mix->matrix[i][j];
-// fprintf(stderr,"%d->%d=%0.2f ",i,j,gain);
+/* fprintf(stderr,"%d->%d=%0.2f ",i,j,gain); */
for (k = 0; k < mix->outsize; k++) {
outfloats[j][k] += infloats[i][k] * gain;
}
@@ -471,7 +473,7 @@ fprintf(stderr,"attempting to get gain for %dx%d\n",i,j);
}
}
}
-// fprintf(stderr,"\n");
+/* fprintf(stderr,"\n"); */
for (i = 0; i < mix->srcpadalloc; i++) {
if (mix->srcpads[i] != NULL) {