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Update the restore mechanism, keep the path in case of load failure

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This commit is contained in:
Jean Pierre Cimalando 2020-07-05 06:11:18 +02:00
parent abf22c3546
commit a29b04eb86
1 changed files with 76 additions and 53 deletions
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129
lv2/sfizz.c
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@ -90,9 +90,6 @@
typedef struct
{
// Paths
const char *bundle_path;
// Features
LV2_URID_Map *map;
LV2_URID_Unmap *unmap;
@ -160,6 +157,9 @@ typedef struct
int sample_counter;
float sample_rate;
atomic_int must_update_midnam;
// Paths
char bundle_path[MAX_PATH_SIZE];
} sfizz_plugin_t;
enum
@ -331,7 +331,8 @@ instantiate(const LV2_Descriptor *descriptor,
LV2_Handle instance = (LV2_Handle)self;
self->bundle_path = bundle_path;
strncpy(self->bundle_path, bundle_path, MAX_PATH_SIZE);
self->bundle_path[MAX_PATH_SIZE - 1] = '\0';
// Set defaults
self->max_block_size = MAX_BLOCK_SIZE;
@ -900,10 +901,10 @@ lv2_set_options(LV2_Handle instance, const LV2_Options_Option *options)
static void
sfizz_lv2_update_file_info(sfizz_plugin_t* self, const char *file_path)
{
strcpy(self->sfz_file_path, file_path);
if (file_path != self->sfz_file_path)
strcpy(self->sfz_file_path, file_path);
const char *display_path = (file_path[0] != '\0') ? file_path : "(default)";
lv2_log_note(&self->logger, "[sfizz] File changed to: %s\n", display_path);
lv2_log_note(&self->logger, "[sfizz] File changed to: %s\n", file_path);
char *unknown_opcodes = sfizz_get_unknown_opcodes(self->synth);
if (unknown_opcodes)
@ -922,12 +923,19 @@ static bool
sfizz_lv2_load_file(LV2_Handle instance, const char *file_path)
{
sfizz_plugin_t *self = (sfizz_plugin_t *)instance;
if (!sfizz_load_file(self->synth, file_path))
return false;
bool status = sfizz_load_file(self->synth, file_path);
sfizz_lv2_update_file_info(self, file_path);
return true;
return status;
}
static bool
sfizz_lv2_load_scala_file(LV2_Handle instance, const char *file_path)
{
sfizz_plugin_t *self = (sfizz_plugin_t *)instance;
bool status = sfizz_load_scala_file(self->synth, file_path);
if (file_path != self->scala_file_path)
strcpy(self->scala_file_path, file_path);
return status;
}
static LV2_State_Status
@ -938,6 +946,7 @@ restore(LV2_Handle instance,
const LV2_Feature *const *features)
{
UNUSED(flags);
LV2_State_Status status = LV2_STATE_SUCCESS;
sfizz_plugin_t *self = (sfizz_plugin_t *)instance;
LV2_State_Map_Path *map_path = NULL;
@ -950,6 +959,13 @@ restore(LV2_Handle instance,
free_path = (LV2_State_Free_Path *)(**f).data;
}
// Set default values
sfizz_lv2_get_default_sfz_path(instance, self->sfz_file_path, MAX_PATH_SIZE);
sfizz_lv2_get_default_scala_path(instance, self->scala_file_path, MAX_PATH_SIZE);
self->num_voices = DEFAULT_VOICES;
self->preload_size = DEFAULT_PRELOAD;
self->oversampling = DEFAULT_OVERSAMPLING;
// Fetch back the saved file path, if any
size_t size;
uint32_t type;
@ -963,16 +979,11 @@ restore(LV2_Handle instance,
{
path = map_path->absolute_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
status = LV2_STATE_ERR_UNKNOWN;
}
lv2_log_note(&self->logger, "[sfizz] Restoring the file %s\n", path);
// Load an empty file to remove the default sine
strcpy(self->sfz_file_path, "");
sfizz_load_string(self->synth, "empty.sfz", "");
// Try loading the new file
sfizz_lv2_load_file(instance, path);
strncpy(self->sfz_file_path, path, MAX_PATH_SIZE);
self->sfz_file_path[MAX_PATH_SIZE - 1] = '\0';
if (map_path)
free_path->free_path(free_path->handle, (char *)path);
@ -986,20 +997,11 @@ restore(LV2_Handle instance,
{
path = map_path->absolute_path(map_path->handle, path);
if (!path)
return LV2_STATE_ERR_UNKNOWN;
status = LV2_STATE_ERR_UNKNOWN;
}
if (sfizz_load_scala_file(self->synth, path))
{
lv2_log_note(&self->logger,
"[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", path);
}
strncpy(self->scala_file_path, path, MAX_PATH_SIZE);
self->scala_file_path[MAX_PATH_SIZE - 1] = '\0';
if (map_path)
free_path->free_path(free_path->handle, (char *)path);
@ -1009,38 +1011,60 @@ restore(LV2_Handle instance,
if (value)
{
int num_voices = *(const int *)value;
if (num_voices > 0 && num_voices <= MAX_VOICES && num_voices != self->num_voices)
{
lv2_log_note(&self->logger, "[sfizz] Restoring the number of voices to %d\n", num_voices);
sfizz_set_num_voices(self->synth, num_voices);
if (num_voices > 0 && num_voices <= MAX_VOICES)
self->num_voices = num_voices;
}
}
value = retrieve(handle, self->sfizz_preload_size_uri, &size, &type, &val_flags);
if (value)
{
unsigned int preload_size = *(const unsigned int *)value;
if (preload_size != self->preload_size)
{
lv2_log_note(&self->logger, "[sfizz] Restoring the preload size to %d\n", preload_size);
sfizz_set_preload_size(self->synth, preload_size);
self->preload_size = preload_size;
}
self->preload_size = preload_size;
}
value = retrieve(handle, self->sfizz_oversampling_uri, &size, &type, &val_flags);
if (value)
{
sfizz_oversampling_factor_t oversampling = *(const sfizz_oversampling_factor_t *)value;
if (oversampling != self->oversampling)
{
lv2_log_note(&self->logger, "[sfizz] Restoring the oversampling to %d\n", oversampling);
sfizz_set_oversampling_factor(self->synth, oversampling);
self->oversampling = oversampling;
}
self->oversampling = oversampling;
}
return LV2_STATE_SUCCESS;
// Sync the parameters to the synth
// Load an empty file to remove the default sine, and then the new file.
sfizz_load_string(self->synth, "empty.sfz", "");
if (sfizz_lv2_load_file(instance, self->sfz_file_path))
{
lv2_log_note(&self->logger,
"[sfizz] Restoring the file %s\n", self->sfz_file_path);
}
else
{
lv2_log_error(&self->logger,
"[sfizz] Error while restoring the file %s\n", self->sfz_file_path);
}
if (sfizz_load_scala_file(self->synth, self->scala_file_path))
{
lv2_log_note(&self->logger,
"[sfizz] Restoring the scale %s\n", self->scala_file_path);
}
else
{
lv2_log_error(&self->logger,
"[sfizz] Error while restoring the scale %s\n", self->scala_file_path);
}
lv2_log_note(&self->logger, "[sfizz] Restoring the number of voices to %d\n", self->num_voices);
sfizz_set_num_voices(self->synth, self->num_voices);
lv2_log_note(&self->logger, "[sfizz] Restoring the preload size to %d\n", self->preload_size);
sfizz_set_preload_size(self->synth, self->preload_size);
lv2_log_note(&self->logger, "[sfizz] Restoring the oversampling to %d\n", self->oversampling);
sfizz_set_oversampling_factor(self->synth, self->oversampling);
return status;
}
static LV2_State_Status
@ -1171,8 +1195,7 @@ work(LV2_Handle instance,
else if (atom->type == self->sfizz_scala_file_uri)
{
const char *scala_file_path = LV2_ATOM_BODY_CONST(atom);
if (sfizz_load_scala_file(self->synth, scala_file_path)) {
strcpy(self->scala_file_path, scala_file_path);
if (sfizz_lv2_load_scala_file(self->synth, scala_file_path)) {
lv2_log_note(&self->logger, "[sfizz] Scala file loaded: %s\n", scala_file_path);
} else {
lv2_log_error(&self->logger,
@ -1235,7 +1258,7 @@ work(LV2_Handle instance,
lv2_log_note(&self->logger,
"[sfizz] Scala file %s seems to have been updated, reloading\n",
self->scala_file_path);
if (sfizz_load_scala_file(self->synth, self->scala_file_path)) {
if (sfizz_lv2_load_scala_file(self->synth, self->scala_file_path)) {
lv2_log_note(&self->logger, "[sfizz] Scala file loaded: %s\n", self->scala_file_path);
} else {
lv2_log_error(&self->logger,