mirror of
https://github.com/Ardour/ardour.git
synced 2026-01-30 17:03:06 +01:00
change internal API used by native VST support to read/write info files, so that users can generate .fsi files in ~/.fst if is not writable by them
git-svn-id: svn://localhost/ardour2/branches/3.0@10334 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis
parent
b86ac1c8f7
commit
ac86e338fe
1 changed files with 251 additions and 197 deletions
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@ -4,13 +4,12 @@
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/*name, creator etc etc */
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/***********************************************************/
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/*This is largely unmodified from the original (C code) FST vstinfofile module*/
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#include "ardour/vstfx.h"
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#include <iostream>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <stddef.h>
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@ -18,10 +17,12 @@
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#include <string.h>
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#include <libgen.h>
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#define MAX_STRING_LEN 256
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#include <glib.h>
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#include <glib/gstdio.h>
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#define FALSE 0
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#define TRUE !FALSE
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#include "ardour/vstfx.h"
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#define MAX_STRING_LEN 256
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static char* read_string(FILE *fp)
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{
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@ -42,74 +43,63 @@ static char* read_string(FILE *fp)
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}
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}
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static VSTFXInfo* load_vstfx_info_file(char *filename)
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static VSTFXInfo* load_vstfx_info_file(FILE* fp)
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{
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VSTFXInfo *info = (VSTFXInfo*) malloc(sizeof(VSTFXInfo));
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FILE *fp;
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int i;
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VSTFXInfo *info;
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int i;
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if(info == NULL)
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if ((info = (VSTFXInfo*) malloc(sizeof(VSTFXInfo))) == NULL) {
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return NULL;
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}
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fp = fopen(filename, "r");
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if(fp == NULL)
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{
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free( info );
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return NULL;
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}
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if((info->name = read_string(fp)) == NULL) goto error;
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if((info->creator = read_string(fp)) == NULL) goto error;
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if(1 != fscanf(fp, "%d\n", &info->UniqueID)) goto error;
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if((info->Category = read_string(fp)) == NULL) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numInputs)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numOutputs)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numParams)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->wantMidi)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->hasEditor)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->canProcessReplacing)) goto error;
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if((info->ParamNames = (char **) malloc(sizeof(char*)*info->numParams)) == NULL) {
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goto error;
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}
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if((info->name = read_string(fp)) == NULL) goto error;
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if((info->creator = read_string(fp)) == NULL) goto error;
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if(1 != fscanf(fp, "%d\n", &info->UniqueID)) goto error;
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if((info->Category = read_string(fp)) == NULL) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numInputs)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numOutputs)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->numParams)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->wantMidi)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->hasEditor)) goto error;
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if(1 != fscanf(fp, "%d\n", &info->canProcessReplacing)) goto error;
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if((info->ParamNames = (char **) malloc(sizeof(char*)*info->numParams)) == NULL) goto error;
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for(i=0; i<info->numParams; i++)
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{
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for (i=0; i<info->numParams; i++) {
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if((info->ParamNames[i] = read_string(fp)) == NULL) goto error;
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}
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if((info->ParamLabels = (char **) malloc(sizeof(char*)*info->numParams)) == NULL) goto error;
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for(i=0; i < info->numParams; i++)
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{
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if((info->ParamLabels[i] = read_string(fp)) == NULL) goto error;
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}
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fclose( fp );
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return info;
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}
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error:
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fclose( fp );
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free( info );
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return NULL;
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if ((info->ParamLabels = (char **) malloc(sizeof(char*)*info->numParams)) == NULL) {
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goto error;
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}
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for (i=0; i < info->numParams; i++) {
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if((info->ParamLabels[i] = read_string(fp)) == NULL) goto error;
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}
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return info;
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error:
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free( info );
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return NULL;
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}
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static int save_vstfx_info_file(VSTFXInfo *info, char *filename)
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static int save_vstfx_info_file(VSTFXInfo *info, FILE* fp)
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{
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FILE *fp;
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int i;
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if(info == NULL)
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{
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vstfx_error("** ERROR ** VSTFXinfofile : info ptr is NULL\n");
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return TRUE;
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if (info == NULL) {
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vstfx_error("** ERROR ** VSTFXinfofile : info ptr is NULL\n");
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return -1;
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}
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fp = fopen(filename, "w");
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if (fp == NULL) {
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vstfx_error("** ERROR ** VSTFXinfofile : file ptr is NULL\n");
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return -1;
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}
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if(fp == NULL)
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{
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vstfx_error("** WARNING ** VSTFX : Can't write info file %s\n", filename);
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return TRUE;
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}
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fprintf( fp, "%s\n", info->name );
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fprintf( fp, "%s\n", info->creator );
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fprintf( fp, "%d\n", info->UniqueID );
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@ -121,72 +111,149 @@ static int save_vstfx_info_file(VSTFXInfo *info, char *filename)
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fprintf( fp, "%d\n", info->hasEditor );
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fprintf( fp, "%d\n", info->canProcessReplacing );
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for(i=0; i < info->numParams; i++)
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{
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for (i=0; i < info->numParams; i++) {
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fprintf(fp, "%s\n", info->ParamNames[i]);
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}
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for(i=0; i < info->numParams; i++)
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{
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for (i=0; i < info->numParams; i++) {
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fprintf(fp, "%s\n", info->ParamLabels[i]);
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}
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fclose( fp );
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return FALSE;
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return 0;
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}
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static char* vstfx_dllpath_to_infopath(char *dllpath)
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static char* vstfx_infofile_stat (char *dllpath, struct stat* statbuf, int personal)
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{
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char* retval;
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char* path;
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char* dir_path;
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char* base_name;
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if(strstr(dllpath, ".so" ) == NULL)
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return NULL;
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/*Allocate space for the filename - need strlen + 1 for the terminating'0', +1 because .so is three
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chars, and .fsi is four chars and +1 because we have a '.' at the beginning*/
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retval = (char*)malloc(strlen(dllpath) + 3);
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dir_path = strdup(dllpath);
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base_name = strdup(dllpath);
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sprintf(retval, "%s/.%s", dirname(dir_path), basename(base_name));
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sprintf(retval + strlen(retval) - 3, ".fsi");
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free(dir_path);
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free(base_name);
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return retval;
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}
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char* basename;
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char* base;
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size_t blen;
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static int vstfx_info_file_is_valid(char *dllpath)
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{
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struct stat dllstat;
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struct stat vstfxstat;
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char *vstfxpath = vstfx_dllpath_to_infopath(dllpath);
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if(!vstfxpath)
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return FALSE;
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if(stat(dllpath, &dllstat))
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{
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vstfx_error( "** ERROR ** VSTFXinfofile : .so path %s invalid\n", dllpath );
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return TRUE;
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if (strstr (dllpath, ".so" ) == NULL) {
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return NULL;
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}
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if(stat(vstfxpath, &vstfxstat))
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return FALSE;
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free(vstfxpath);
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if (personal) {
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dir_path = g_build_filename (g_get_home_dir(), ".fst", NULL);
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} else {
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dir_path = g_path_get_dirname (dllpath);
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}
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if(dllstat.st_mtime > vstfxstat.st_mtime)
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return FALSE;
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else
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return TRUE;
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base = g_path_get_basename (dllpath);
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blen = strlen (base) + 2; // null char and '.'
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basename = (char*) g_malloc (blen);
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snprintf (basename, blen, ".%s.fsi", base);
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g_free (base);
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path = g_build_filename (dir_path, basename, NULL);
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g_free (dir_path);
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g_free (basename);
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if (g_file_test (path, GFileTest (G_FILE_TEST_EXISTS|G_FILE_TEST_IS_REGULAR))) {
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/* info file exists in same location as the shared object, so
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check if its current and up to date
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*/
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struct stat dllstat;
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if (stat (dllpath, &dllstat) == 0) {
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if (stat(path, statbuf) == 0) {
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if (dllstat.st_mtime <= statbuf->st_mtime) {
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/* plugin is older than info file */
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return path;
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}
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}
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}
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}
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g_free (path);
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return NULL;
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}
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static FILE* vstfx_infofile_for_read (char* dllpath)
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{
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struct stat own_statbuf;
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struct stat sys_statbuf;
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char *own_info;
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char *sys_info;
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own_info = vstfx_infofile_stat (dllpath, &own_statbuf, 1);
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sys_info = vstfx_infofile_stat (dllpath, &sys_statbuf, 0);
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if (own_info) {
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if (sys_info) {
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if (own_statbuf.st_mtime <= sys_statbuf.st_mtime) {
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/* system info file is newer, use it */
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return fopen (sys_info, "r");
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}
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} else {
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return fopen (own_info, "r");
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}
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}
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return NULL;
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}
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static FILE* vstfx_infofile_create (char* dllpath, int personal)
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{
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char* path;
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char* dir_path;
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char* basename;
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char* base;
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size_t blen;
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if (strstr (dllpath, ".so" ) == NULL) {
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return NULL;
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}
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if (personal) {
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dir_path = g_build_filename (g_get_home_dir(), ".fst", NULL);
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/* if the directory doesn't yet exist, try to create it */
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if (!g_file_test (dir_path, G_FILE_TEST_IS_DIR)) {
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if (g_mkdir (dir_path, 0700)) {
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return NULL;
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}
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}
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} else {
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dir_path = g_path_get_dirname (dllpath);
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}
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base = g_path_get_basename (dllpath);
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blen = strlen (base) + 2; // null char and '.'
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basename = (char*) g_malloc (blen);
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snprintf (basename, blen, ".%s.fsi", base);
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g_free (base);
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path = g_build_filename (dir_path, basename, NULL);
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g_free (dir_path);
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g_free (basename);
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FILE* f = fopen (path, "w");
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g_free (path);
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return f;
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}
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static FILE* vstfx_infofile_for_write (char* dllpath)
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{
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FILE* f;
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if ((f = vstfx_infofile_create (dllpath, 0)) == NULL) {
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f = vstfx_infofile_create (dllpath, 1);
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}
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return f;
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}
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static int vstfx_can_midi(VSTFX *vstfx)
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@ -200,9 +267,9 @@ static int vstfx_can_midi(VSTFX *vstfx)
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/* should we send it VST events (i.e. MIDI) */
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if ((plugin->flags & effFlagsIsSynth) || (plugin->dispatcher (plugin, effCanDo, 0, 0,(void*) "receiveVstEvents", 0.0f) > 0))
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return TRUE;
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return -1;
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}
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return FALSE;
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return false;
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}
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static VSTFXInfo* vstfx_info_from_plugin(VSTFX *vstfx)
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@ -210,58 +277,55 @@ static VSTFXInfo* vstfx_info_from_plugin(VSTFX *vstfx)
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VSTFXInfo* info = (VSTFXInfo*) malloc(sizeof(VSTFXInfo));
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struct AEffect *plugin;
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int i;
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/*We need to init the creator because some plugins
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fail to implement getVendorString, and so won't stuff the
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string with any name*/
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struct AEffect *plugin;
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int i;
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char creator[65] = "Unknown\0";
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if(!vstfx)
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/*We need to init the creator because some plugins
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fail to implement getVendorString, and so won't stuff the
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string with any name*/
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char creator[65] = "Unknown\0";
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if(!vstfx)
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{
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vstfx_error( "** ERROR ** VSTFXinfofile : vstfx ptr is NULL\n" );
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return NULL;
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}
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if(!info)
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return NULL;
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plugin = vstfx->plugin;
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}
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info->name = strdup(vstfx->handle->name );
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if(!info)
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return NULL;
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plugin = vstfx->plugin;
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info->name = strdup(vstfx->handle->name );
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/*If the plugin doesn't bother to implement GetVendorString we will
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have pre-stuffed the string with 'Unkown' */
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have pre-stuffed the string with 'Unkown' */
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plugin->dispatcher (plugin, effGetVendorString, 0, 0, creator, 0);
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plugin->dispatcher (plugin, effGetVendorString, 0, 0, creator, 0);
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/*Some plugins DO implement GetVendorString, but DON'T put a name in it
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so if its just a zero length string we replace it with 'Unknown' */
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so if its just a zero length string we replace it with 'Unknown' */
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if (strlen(creator) == 0)
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{
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info->creator = strdup("Unknown");
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}
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else
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{
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info->creator = strdup (creator);
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}
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if (strlen(creator) == 0) {
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info->creator = strdup("Unknown");
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} else {
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info->creator = strdup (creator);
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}
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info->UniqueID = plugin->uniqueID;
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info->Category = strdup("None"); // FIXME:
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info->numInputs = plugin->numInputs;
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info->numOutputs = plugin->numOutputs;
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info->numParams = plugin->numParams;
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info->wantMidi = vstfx_can_midi(vstfx);
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info->hasEditor = plugin->flags & effFlagsHasEditor ? true : false;
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info->canProcessReplacing = plugin->flags & effFlagsCanReplacing ? true : false;
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info->ParamNames = (char **) malloc(sizeof(char*)*info->numParams);
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info->ParamLabels = (char **) malloc(sizeof(char*)*info->numParams);
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info->UniqueID = plugin->uniqueID;
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|
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info->Category = strdup("None"); // FIXME:
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info->numInputs = plugin->numInputs;
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info->numOutputs = plugin->numOutputs;
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info->numParams = plugin->numParams;
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info->wantMidi = vstfx_can_midi(vstfx);
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info->hasEditor = plugin->flags & effFlagsHasEditor ? TRUE : FALSE;
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info->canProcessReplacing = plugin->flags & effFlagsCanReplacing ? TRUE : FALSE;
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info->ParamNames = (char **) malloc(sizeof(char*)*info->numParams);
|
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info->ParamLabels = (char **) malloc(sizeof(char*)*info->numParams);
|
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for(i=0; i < info->numParams; i++)
|
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{
|
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for(i=0; i < info->numParams; i++) {
|
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char name[64];
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char label[64];
|
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|
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|
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@ -276,8 +340,8 @@ static VSTFXInfo* vstfx_info_from_plugin(VSTFX *vstfx)
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//NOTE: 'effGetParamLabel' is no longer defined in vestige headers
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//plugin->dispatcher (plugin, effGetParamLabel, i, 0, label, 0);
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info->ParamLabels[i] = strdup(label);
|
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}
|
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return info;
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}
|
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return info;
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}
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|
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/* A simple 'dummy' audiomaster callback which should be ok,
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|
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@ -297,55 +361,45 @@ then cache it for future ref*/
|
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|
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VSTFXInfo *vstfx_get_info(char *dllpath)
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{
|
||||
if( vstfx_info_file_is_valid(dllpath))
|
||||
{
|
||||
VSTFXInfo *info;
|
||||
char *vstfxpath = vstfx_dllpath_to_infopath(dllpath);
|
||||
FILE* infofile;
|
||||
VSTFXHandle *h;
|
||||
VSTFX *vstfx;
|
||||
VSTFXInfo *info;
|
||||
|
||||
info = load_vstfx_info_file(vstfxpath);
|
||||
free(vstfxpath);
|
||||
|
||||
return info;
|
||||
}
|
||||
else
|
||||
{
|
||||
VSTFXHandle *h;
|
||||
VSTFX *vstfx;
|
||||
if ((infofile = vstfx_infofile_for_read (dllpath)) != NULL) {
|
||||
VSTFXInfo *info;
|
||||
|
||||
char *vstfxpath;
|
||||
|
||||
if(!(h = vstfx_load(dllpath)))
|
||||
return NULL;
|
||||
|
||||
if(!(vstfx = vstfx_instantiate(h, simple_master_callback, NULL)))
|
||||
{
|
||||
info = load_vstfx_info_file (infofile);
|
||||
fclose (infofile);
|
||||
return info;
|
||||
}
|
||||
|
||||
if(!(h = vstfx_load(dllpath)))
|
||||
return NULL;
|
||||
|
||||
if(!(vstfx = vstfx_instantiate(h, simple_master_callback, NULL))) {
|
||||
vstfx_unload(h);
|
||||
vstfx_error( "** ERROR ** VSTFXinfofile : Instantiate failed\n" );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
vstfxpath = vstfx_dllpath_to_infopath(dllpath);
|
||||
|
||||
if(!vstfxpath)
|
||||
{
|
||||
vstfx_close(vstfx);
|
||||
vstfx_unload(h);
|
||||
vstfx_error( "** ERROR ** VSTFXinfofile : get vstfx filename failed\n" );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
info = vstfx_info_from_plugin(vstfx);
|
||||
|
||||
save_vstfx_info_file(info, vstfxpath);
|
||||
|
||||
free(vstfxpath);
|
||||
|
||||
}
|
||||
|
||||
infofile = vstfx_infofile_for_write (dllpath);
|
||||
|
||||
if(!infofile) {
|
||||
vstfx_close(vstfx);
|
||||
vstfx_unload(h);
|
||||
|
||||
return info;
|
||||
}
|
||||
vstfx_error("cannot create new FST info file for plugin");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
info = vstfx_info_from_plugin(vstfx);
|
||||
|
||||
save_vstfx_info_file(info, infofile);
|
||||
fclose (infofile);
|
||||
|
||||
vstfx_close(vstfx);
|
||||
vstfx_unload(h);
|
||||
|
||||
return info;
|
||||
}
|
||||
|
||||
void vstfx_free_info(VSTFXInfo *info )
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue