summaryrefslogtreecommitdiff
path: root/libs/ardour/vst_info_file.cc
diff options
context:
space:
mode:
Diffstat (limited to 'libs/ardour/vst_info_file.cc')
-rw-r--r--libs/ardour/vst_info_file.cc214
1 files changed, 155 insertions, 59 deletions
diff --git a/libs/ardour/vst_info_file.cc b/libs/ardour/vst_info_file.cc
index 7d5aaf3795..50d94850d6 100644
--- a/libs/ardour/vst_info_file.cc
+++ b/libs/ardour/vst_info_file.cc
@@ -84,51 +84,89 @@ read_int (FILE* fp, int* n)
return (sscanf (p, "%d", n) != 1);
}
-static VSTInfo *
-load_vstfx_info_file (FILE* fp)
+static void
+vstfx_clear_info_list (vector<VSTInfo *> *infos)
{
- VSTInfo *info;
-
- if ((info = (VSTInfo*) malloc (sizeof (VSTInfo))) == 0) {
- return 0;
+ for (vector<VSTInfo *>::iterator i = infos->begin(); i != infos->end(); ++i) {
+ vstfx_free_info(*i);
}
+ infos->clear();
+}
- if ((info->name = read_string(fp)) == 0) goto error;
- if ((info->creator = read_string(fp)) == 0) goto error;
- if (read_int (fp, &info->UniqueID)) goto error;
- if ((info->Category = read_string(fp)) == 0) goto error;
- if (read_int (fp, &info->numInputs)) goto error;
- if (read_int (fp, &info->numOutputs)) goto error;
- if (read_int (fp, &info->numParams)) goto error;
- if (read_int (fp, &info->wantMidi)) goto error;
- if (read_int (fp, &info->hasEditor)) goto error;
- if (read_int (fp, &info->canProcessReplacing)) goto error;
+static bool
+vstfx_load_info_block(FILE* fp, VSTInfo *info)
+{
+ if ((info->name = read_string(fp)) == 0) return false;
+ if ((info->creator = read_string(fp)) == 0) return false;
+ if (read_int (fp, &info->UniqueID)) return false;
+ if ((info->Category = read_string(fp)) == 0) return false;
+ if (read_int (fp, &info->numInputs)) return false;
+ if (read_int (fp, &info->numOutputs)) return false;
+ if (read_int (fp, &info->numParams)) return false;
+ if (read_int (fp, &info->wantMidi)) return false;
+ if (read_int (fp, &info->hasEditor)) return false;
+ if (read_int (fp, &info->canProcessReplacing)) return false;
if ((info->ParamNames = (char **) malloc(sizeof(char*)*info->numParams)) == 0) {
- goto error;
+ return false;
}
for (int i = 0; i < info->numParams; ++i) {
- if ((info->ParamNames[i] = read_string(fp)) == 0) goto error;
+ if ((info->ParamNames[i] = read_string(fp)) == 0) return false;
}
if ((info->ParamLabels = (char **) malloc(sizeof(char*)*info->numParams)) == 0) {
- goto error;
+ return false;
}
for (int i = 0; i < info->numParams; ++i) {
- if ((info->ParamLabels[i] = read_string(fp)) == 0) goto error;
+ if ((info->ParamLabels[i] = read_string(fp)) == 0) {
+ return false;
+ }
}
+ return true;
+}
- return info;
-
-error:
- free (info);
- return 0;
+static bool
+vstfx_load_info_file (FILE* fp, vector<VSTInfo*> *infos)
+{
+ VSTInfo *info;
+ if ((info = (VSTInfo*) calloc (1, sizeof (VSTInfo))) == 0) {
+ return false;
+ }
+ if (vstfx_load_info_block(fp, info)) {
+ if (strncmp (info->Category, "Shell", 5)) {
+ infos->push_back(info);
+ } else {
+ int plugin_cnt = 0;
+ vstfx_free_info(info);
+ if (read_int (fp, &plugin_cnt)) {
+ for (int i = 0; i < plugin_cnt; i++) {
+ if ((info = (VSTInfo*) calloc (1, sizeof (VSTInfo))) == 0) {
+ vstfx_clear_info_list(infos);
+ return false;
+ }
+ if (vstfx_load_info_block(fp, info)) {
+ infos->push_back(info);
+ } else {
+ vstfx_free_info(info);
+ vstfx_clear_info_list(infos);
+ return false;
+ }
+ }
+ } else {
+ return false; /* Bad file */
+ }
+ }
+ return true;
+ }
+ vstfx_free_info(info);
+ vstfx_clear_info_list(infos);
+ return false;
}
-static int
-save_vstfx_info_file (VSTInfo *info, FILE* fp)
+static void
+vstfx_write_info_block (FILE* fp, VSTInfo *info)
{
assert (info);
assert (fp);
@@ -151,8 +189,31 @@ save_vstfx_info_file (VSTInfo *info, FILE* fp)
for (int i = 0; i < info->numParams; i++) {
fprintf (fp, "%s\n", info->ParamLabels[i]);
}
+}
- return 0;
+static void
+vstfx_write_info_file (FILE* fp, vector<VSTInfo *> *infos)
+{
+ assert(infos);
+ assert(fp);
+
+ if (infos->size() > 1) {
+ vector<VSTInfo *>::iterator x = infos->begin();
+ /* write out the shell info first along with count of the number of
+ * plugins contained in this shell
+ */
+ vstfx_write_info_block(fp, *x);
+ fprintf( fp, "%d\n", infos->size() - 1 );
+ ++x;
+ /* Now write out the info for each plugin */
+ for (; x != infos->end(); ++x) {
+ vstfx_write_info_block(fp, *x);
+ }
+ } else if (infos->size() == 1) {
+ vstfx_write_info_block(fp, infos->front());
+ } else {
+ PBD::warning << "Zero plugins in VST." << endmsg; // XXX here?
+ }
}
static string
@@ -351,28 +412,49 @@ vstfx_info_from_plugin (VSTState* vstfx)
static intptr_t
simple_master_callback (AEffect *, int32_t opcode, int32_t, intptr_t, void *, float)
{
+#if 0
+ static const char* can_do_strings[] = {
+ X_("supportShell"),
+ X_("shellCategory")
+ };
+ static const int can_do_string_count = sizeof (can_do_strings) / sizeof (char*);
+ static int current_loading_id = 0;
+#endif
+
if (opcode == audioMasterVersion) {
return 2;
- } else {
+ }
+#if 0
+ else if (opcode == audioMasterCanDo) {
+ for (int i = 0; i < can_do_string_count; i++) {
+ if (! strcmp(can_do_strings[i], (const char*)ptr)) {
+ return 1;
+ }
+ }
+ return 0;
+ }
+ else if (opcode == audioMasterCurrentId) {
+ return current_loading_id;
+ }
+#endif
+ else {
return 0;
}
}
-static VSTInfo *
-vstfx_get_info_from_file(char* dllpath, bool &found)
+static bool
+vstfx_get_info_from_file(char* dllpath, vector<VSTInfo*> *infos)
{
FILE* infofile;
- VSTInfo *info = 0;
- found = false;
+ bool rv = false;
if ((infofile = vstfx_infofile_for_read (dllpath)) != 0) {
- found = true;
- info = load_vstfx_info_file (infofile);
+ rv = vstfx_load_info_file(infofile, infos);
fclose (infofile);
- if (info == 0) {
+ if (!rv) {
PBD::warning << "Cannot get LinuxVST information form " << dllpath << ": info file load failed." << endmsg;
}
}
- return info;
+ return rv;
}
void
@@ -391,35 +473,46 @@ vstfx_free_info (VSTInfo *info)
free (info);
}
+void
+vstfx_free_info_list (vector<VSTInfo *> *infos)
+{
+ for (vector<VSTInfo *>::iterator i = infos->begin(); i != infos->end(); ++i) {
+ vstfx_free_info(*i);
+ }
+ delete infos;
+}
+
#ifdef LXVST_SUPPORT
/** Try to get plugin info - first by looking for a .fsi cache of the
data, and if that doesn't exist, load the plugin, get its data and
then cache it for future ref
*/
-VSTInfo *
+vector<VSTInfo *> *
vstfx_get_info_lx (char* dllpath)
{
FILE* infofile;
VSTHandle* h;
VSTState* vstfx;
+ vector<VSTInfo*> *infos = new vector<VSTInfo*>;
- bool used_cache;
- VSTInfo* info = vstfx_get_info_from_file(dllpath, used_cache);
- if (used_cache) {
+ // TODO check blacklist
+ // TODO pre-check file extension ?
+
+ if (vstfx_get_info_from_file(dllpath, infos)) {
PBD::info << "using cache for LinuxVST plugin '" << dllpath << "'" << endmsg;
- return info;
+ return infos;
}
if (!(h = vstfx_load(dllpath))) {
PBD::warning << "Cannot get LinuxVST information from " << dllpath << ": load failed." << endmsg;
- return 0;
+ return infos;
}
if (!(vstfx = vstfx_instantiate(h, simple_master_callback, 0))) {
vstfx_unload(h);
PBD::warning << "Cannot get LinuxVST information from " << dllpath << ": instantiation failed." << endmsg;
- return 0;
+ return infos;
}
infofile = vstfx_infofile_for_write (dllpath);
@@ -431,44 +524,46 @@ vstfx_get_info_lx (char* dllpath)
return 0;
}
- info = vstfx_info_from_plugin (vstfx);
+ VSTInfo* info = vstfx_info_from_plugin (vstfx);
+ infos->push_back(info); //XXX
- save_vstfx_info_file (info, infofile);
+ vstfx_write_info_file (infofile, infos);
fclose (infofile);
vstfx_close (vstfx);
vstfx_unload (h);
-
- return info;
+ return infos;
}
#endif
#ifdef WINDOWS_VST_SUPPORT
#include <fst.h>
-VSTInfo *
+vector<VSTInfo *> *
vstfx_get_info_fst (char* dllpath)
{
FILE* infofile;
VSTHandle* h;
VSTState* vstfx;
+ vector<VSTInfo*> *infos = new vector<VSTInfo*>;
+
+ // TODO check blacklist
+ // TODO pre-check file extension ?
- bool used_cache;
- VSTInfo* info = vstfx_get_info_from_file(dllpath, used_cache);
- if (used_cache) {
+ if (vstfx_get_info_from_file(dllpath, infos)) {
PBD::info << "using cache for VST plugin '" << dllpath << "'" << endmsg;
- return info;
+ return infos;
}
if(!(h = fst_load(dllpath))) {
PBD::warning << "Cannot get VST information from " << dllpath << ": load failed." << endmsg;
- return 0;
+ return infos;
}
if(!(vstfx = fst_instantiate(h, simple_master_callback, 0))) {
fst_unload(&h);
PBD::warning << "Cannot get VST information from " << dllpath << ": instantiation failed." << endmsg;
- return 0;
+ return infos;
}
infofile = vstfx_infofile_for_write (dllpath);
@@ -480,13 +575,14 @@ vstfx_get_info_fst (char* dllpath)
return 0;
}
- info = vstfx_info_from_plugin(vstfx);
- save_vstfx_info_file (info, infofile);
+ VSTInfo* info = vstfx_info_from_plugin(vstfx);
+ infos->push_back(info); //XXX
+
+ vstfx_write_info_file (infofile, infos);
fclose (infofile);
fst_close(vstfx);
//fst_unload(&h); // XXX -> fst_close()
-
- return info;
+ return infos;
}
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-26 17:40:29 +0000