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lv2: add state path mapping

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This commit is contained in:
Jean Pierre Cimalando 2020-07-04 09:18:49 +02:00
parent 792b62cc78
commit d019bb1a93
3 changed files with 75 additions and 14 deletions
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81
lv2/sfizz.c
View file

@ -911,9 +911,15 @@ restore(LV2_Handle instance,
const LV2_Feature *const *features)
{
UNUSED(flags);
UNUSED(features);
sfizz_plugin_t *self = (sfizz_plugin_t *)instance;
LV2_State_Map_Path *map_path = NULL;
for (const LV2_Feature *const *f = features; *f; ++f)
{
if (!strcmp((*f)->URI, LV2_STATE__mapPath))
map_path = (LV2_State_Map_Path *)(**f).data;
}
// Fetch back the saved file path, if any
size_t size;
uint32_t type;
@ -922,24 +928,46 @@ restore(LV2_Handle instance,
value = retrieve(handle, self->sfizz_sfz_file_uri, &size, &type, &val_flags);
if (value)
{
lv2_log_note(&self->logger, "[sfizz] Restoring the file %s\n", (const char *)value);
sfizz_lv2_load_file(instance, (const char *)value);
const char *path = (const char *)value;
if (map_path)
{
path = map_path->absolute_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
}
lv2_log_note(&self->logger, "[sfizz] Restoring the file %s\n", path);
sfizz_lv2_load_file(instance, path);
if (map_path)
free((char *)path);
}
value = retrieve(handle, self->sfizz_scala_file_uri, &size, &type, &val_flags);
if (value)
{
if (sfizz_load_scala_file(self->synth, (const char *)value))
const char *path = (const char *)value;
if (map_path)
{
path = map_path->absolute_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
}
if (sfizz_load_scala_file(self->synth, path))
{
lv2_log_note(&self->logger,
"[sfizz] Restoring the scale %s\n", (const char *)value);
strcpy(self->scala_file_path, (const char *)value);
"[sfizz] Restoring the scale %s\n", path);
strcpy(self->scala_file_path, path);
}
else
{
lv2_log_error(&self->logger,
"[sfizz] Error while restoring the scale %s\n", (const char *)value);
"[sfizz] Error while restoring the scale %s\n", path);
}
if (map_path)
free((char *)path);
}
value = retrieve(handle, self->sfizz_num_voices_uri, &size, &type, &val_flags);
@ -988,23 +1016,52 @@ save(LV2_Handle instance,
const LV2_Feature *const *features)
{
UNUSED(flags);
UNUSED(features);
sfizz_plugin_t *self = (sfizz_plugin_t *)instance;
LV2_State_Map_Path *map_path = NULL;
for (const LV2_Feature *const *f = features; *f; ++f)
{
if (!strcmp((*f)->URI, LV2_STATE__mapPath))
map_path = (LV2_State_Map_Path *)(**f).data;
}
const char *path;
// Save the file path
path = self->sfz_file_path;
if (map_path)
{
path = map_path->abstract_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
}
store(handle,
self->sfizz_sfz_file_uri,
self->sfz_file_path,
strlen(self->sfz_file_path) + 1,
path,
strlen(path) + 1,
self->atom_path_uri,
LV2_STATE_IS_POD);
if (map_path)
free((char *)path);
// Save the scala file path
path = self->scala_file_path;
if (map_path)
{
path = map_path->abstract_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
}
if (!path)
return LV2_STATE_ERR_UNKNOWN;
store(handle,
self->sfizz_scala_file_uri,
self->scala_file_path,
strlen(self->scala_file_path) + 1,
path,
strlen(path) + 1,
self->atom_path_uri,
LV2_STATE_IS_POD);
if (map_path)
free((char *)path);
// Save the number of voices
store(handle,

2
lv2/sfizz.ttl.in
View file

@ -67,7 +67,7 @@ midnam:update a lv2:Feature .
lv2:microVersion @LV2PLUGIN_VERSION_MICRO@ ;
lv2:requiredFeature urid:map, bufsize:boundedBlockLength, work:schedule ;
lv2:optionalFeature lv2:hardRTCapable, opts:options ;
lv2:optionalFeature lv2:hardRTCapable, opts:options, state:mapPath ;
lv2:extensionData opts:interface, state:interface, work:interface ;
lv2:optionalFeature midnam:update ;

6
src/sfizz/Synth.cpp
View file

@ -331,7 +331,11 @@ bool sfz::Synth::loadSfzFile(const fs::path& file)
clear();
const std::lock_guard<std::mutex> disableCallback { callbackGuard };
parser.parseFile(file);
std::error_code ec;
fs::path realFile = fs::canonical(file, ec);
parser.parseFile(ec ? file : realFile);
if (parser.getErrorCount() > 0)
return false;