From c1c2236210bcba662279db0b8e2a15251404379f Mon Sep 17 00:00:00 2001 From: Steve Baker Date: Sun, 10 Jun 2001 11:57:39 +0000 Subject: [PATCH] can now take comma delimited list of pads. eg gstreamer-launch disksrc location=~/mp3/gnome.mp3 ! mad ! int2float src... Original commit message from CVS: can now take comma delimited list of pads. eg gstreamer-launch disksrc location=~/mp3/gnome.mp3 ! mad ! int2float src%d,src%d\!sink%d,sink%d float2int ! osssink --- gst/gstparse.c | 140 ++++++++++++++++++++++++++++++++++++++++----------------- 1 file changed, 98 insertions(+), 42 deletions(-) diff --git a/gst/gstparse.c b/gst/gstparse.c index 72fcda0..380a709 100644 --- a/gst/gstparse.c +++ b/gst/gstparse.c @@ -100,15 +100,16 @@ gst_parse_unique_name(gchar *type,gst_parse_priv *priv) static gint gst_parse_launch_cmdline(int argc,char *argv[],GstBin *parent,gst_parse_priv *priv) { - gint i = 0; + gint i = 0, j = 0; gchar *arg; GstElement *element = NULL, *previous = NULL, *prevelement = NULL; gchar closingchar = '\0'; gint len; gchar *ptr; - gchar *sinkpadname = NULL, *srcpadname = NULL; + gchar *sinkpadname = NULL, *srcpadname = NULL, *tempname; GstPad *temppad; GSList *sinkpads = NULL, *srcpads = NULL; + gint numsrcpads = 0, numsinkpads = 0; GList *pads; gint elementcount = 0; gint retval = 0; @@ -166,37 +167,59 @@ gst_parse_launch_cmdline(int argc,char *argv[],GstBin *parent,gst_parse_priv *pr g_slist_free(srcpads); srcpads = NULL; - - // if the srcpadname doesn't have any commas in it, find an actual pad - if (!srcpadname || !strchr(srcpadname,',')) { - if (srcpadname != NULL) { - if ((temppad = gst_element_get_pad(previous,srcpadname))){ + numsrcpads=0; + tempname=NULL; + + // find src pads + if (srcpadname != NULL) { + while (1){ + // split name at commas + if ((ptr = strchr(srcpadname,','))){ + tempname = g_strndup(srcpadname,(ptr-srcpadname)); + srcpadname = &ptr[1]; + } else { + tempname = srcpadname; + } + + // look for pad with that name + if ((temppad = gst_element_get_pad(previous,tempname))){ srcpads = g_slist_append(srcpads,temppad); + numsrcpads++; } - else if ((temppad = gst_element_request_pad_by_name(previous,srcpadname))) { + + // try to create a pad using that padtemplate name + else if ((temppad = gst_element_request_pad_by_name(previous,tempname))) { srcpads = g_slist_append(srcpads,temppad); + numsrcpads++; } - if (!srcpads) { - GST_DEBUG(0,"NO SUCH pad %s in element %s\n",srcpadname,GST_ELEMENT_NAME(previous)); + if (!temppad) { + GST_DEBUG(0,"NO SUCH pad %s in element %s\n",tempname,GST_ELEMENT_NAME(previous)); + } else { + GST_DEBUG(0,"have src pad %s:%s\n",GST_DEBUG_PAD_NAME(temppad)); } + + // if there is no more commas in srcpadname then we're done + if (tempname == srcpadname) break; + g_free(tempname); } - else { - // check through the list to find the first sink pad - GST_DEBUG(0,"CHECKING through element %s for pad named %s\n",GST_ELEMENT_NAME(previous),srcpadname); - pads = gst_element_get_pad_list(previous); - while (pads) { - temppad = GST_PARSE_LISTPAD(pads); - GST_DEBUG(0,"have pad %s:%s\n",GST_DEBUG_PAD_NAME(temppad)); - if (GST_IS_GHOST_PAD(temppad)) GST_DEBUG(0,"it's a ghost pad\n"); - if (gst_pad_get_direction (temppad) == GST_PAD_SRC){ - srcpads = g_slist_append(srcpads,temppad); - break; - } - pads = g_list_next (pads); + } + else { + // check through the list to find the first sink pad + GST_DEBUG(0,"CHECKING through element %s for pad named %s\n",GST_ELEMENT_NAME(previous),srcpadname); + pads = gst_element_get_pad_list(previous); + while (pads) { + temppad = GST_PARSE_LISTPAD(pads); + GST_DEBUG(0,"have pad %s:%s\n",GST_DEBUG_PAD_NAME(temppad)); + if (GST_IS_GHOST_PAD(temppad)) GST_DEBUG(0,"it's a ghost pad\n"); + if (gst_pad_get_direction (temppad) == GST_PAD_SRC){ + srcpads = g_slist_append(srcpads,temppad); + numsrcpads++; + break; } - if (!srcpads) GST_DEBUG(0,"error, can't find a src pad!!!\n"); - else GST_DEBUG(0,"have src pad %s:%s\n",GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(srcpads))); + pads = g_list_next (pads); } + if (!srcpads) GST_DEBUG(0,"error, can't find a src pad!!!\n"); + else GST_DEBUG(0,"have src pad %s:%s\n",GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(srcpads))); } // argument with = in it @@ -255,19 +278,44 @@ gst_parse_launch_cmdline(int argc,char *argv[],GstBin *parent,gst_parse_priv *pr gst_bin_add (GST_BIN (parent), element); elementcount++; - if (srcpads != NULL || srcpadname != NULL) { - if (srcpads) - GST_DEBUG(0, "need to connect to srcpad %s:%s\n",GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(srcpads))); + if (srcpads != NULL) { g_slist_free(sinkpads); sinkpads = NULL; - - if (sinkpadname != NULL){ - if ((temppad = gst_element_get_pad(element,sinkpadname))){ - sinkpads = g_slist_append(sinkpads,temppad); - } - else if ((temppad = gst_element_request_pad_by_name(element,sinkpadname))) { - sinkpads = g_slist_append(sinkpads,temppad); + numsinkpads=0; + tempname=NULL; + + // find sink pads + if (sinkpadname != NULL) { + while (1){ + // split name at commas + if ((ptr = strchr(sinkpadname,','))){ + tempname = g_strndup(sinkpadname,(ptr-sinkpadname)); + sinkpadname = &ptr[1]; + } else { + tempname = sinkpadname; + } + + // look for pad with that name + if ((temppad = gst_element_get_pad(element,tempname))){ + sinkpads = g_slist_append(sinkpads,temppad); + numsinkpads++; + } + + // try to create a pad using that padtemplate name + else if ((temppad = gst_element_request_pad_by_name(element,tempname))) { + sinkpads = g_slist_append(sinkpads,temppad); + numsinkpads++; + } + if (!temppad) { + GST_DEBUG(0,"NO SUCH pad %s in element %s\n",tempname,GST_ELEMENT_NAME(element)); + } else { + GST_DEBUG(0,"have sink pad %s:%s\n",GST_DEBUG_PAD_NAME(temppad)); + } + + // if there is no more commas in sinkpadname then we're done + if (tempname == sinkpadname) break; + g_free(tempname); } } else { @@ -278,6 +326,7 @@ gst_parse_launch_cmdline(int argc,char *argv[],GstBin *parent,gst_parse_priv *pr pads = g_list_next (pads); if (gst_pad_get_direction (temppad) == GST_PAD_SINK){ sinkpads = g_slist_append(sinkpads,temppad); + numsinkpads++; break; } } @@ -292,16 +341,23 @@ gst_parse_launch_cmdline(int argc,char *argv[],GstBin *parent,gst_parse_priv *pr connect->srcpadname = srcpadname; connect->target = GST_PARSE_LISTPAD(sinkpads); - GST_DEBUG(0,"SETTING UP dynamic connection %s:%s and %s:%s\n",gst_element_get_name (previous), - srcpadname,GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(sinkpads))); + GST_DEBUG(0,"SETTING UP dynamic connection %s:%s and %s:%s\n", + gst_element_get_name (previous), + srcpadname, + GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(sinkpads))); - gtk_signal_connect (GTK_OBJECT (previous), "new_pad", dynamic_connect, connect); - gtk_signal_connect (GTK_OBJECT (previous), "new_ghost_pad", dynamic_connect, connect); + gtk_signal_connect (GTK_OBJECT (previous), "new_pad", dynamic_connect, connect); + gtk_signal_connect (GTK_OBJECT (previous), "new_ghost_pad", dynamic_connect, connect); } else { - GST_DEBUG(0,"CONNECTING %s:%s and %s:%s\n",GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(srcpads)), - GST_DEBUG_PAD_NAME(GST_PARSE_LISTPAD(sinkpads))); - gst_pad_connect(GST_PARSE_LISTPAD(srcpads),GST_PARSE_LISTPAD(sinkpads)); + for (j=0; (j