fix: seed is passed to bark_context

bark.cpp

@@ -1070,7 +1070,7 @@ static bool bark_load_model_from_file(
  return true;
 }
 
-struct bark_context* bark_load_model(const std::string& model_path, bark_verbosity_level verbosity) {
+struct bark_context* bark_load_model(const std::string& model_path, bark_verbosity_level verbosity, uint32_t seed) {
  int64_t t_load_start_us = ggml_time_us();
 
  struct bark_context* bctx = new bark_context();
@@ -1083,7 +1083,7 @@ struct bark_context* bark_load_model(const std::string& model_path, bark_verbosi
 
  bark_context_params params = bark_context_default_params();
  params.verbosity = verbosity;
- bctx->rng = std::mt19937(params.seed);
+ bctx->rng = std::mt19937(seed);
  bctx->params = params;
  bctx->t_load_us = ggml_time_us() - t_load_start_us;
 
@@ -2136,7 +2136,6 @@ void bark_free(struct bark_context* bctx) {
 
 struct bark_context_params bark_context_default_params() {
  struct bark_context_params result = {
- /*.seed =*/0,
  /*.verbosity =*/bark_verbosity_level::LOW,
  /*.temp =*/0.7,
  /*.fine_temp =*/0.5,

bark.h

@@ -113,8 +113,6 @@ struct bark_model {
 };
 
 struct bark_context_params {
- // RNG seed
- uint32_t seed;
  // Verbosity level
  bark_verbosity_level verbosity;
 
@@ -217,11 +215,13 @@ struct bark_context_params bark_context_default_params(void);
  *
  * @param model_path The directory path of the bark model to load.
  * @param verbosity The verbosity level when loading the model.
+ * @param seed The seed to use for random number generation.
  * @return A pointer to the loaded bark model context.
  */
 struct bark_context *bark_load_model(
  const std::string &model_path,
- bark_verbosity_level verbosity);
+ bark_verbosity_level verbosity,
+ uint32_t seed);
 
 /**
  * Generates an audio file from the given text using the specified Bark context.

examples/main/main.cpp

@@ -31,7 +31,7 @@ int main(int argc, char **argv) {
  << "\n";
 
  // initialize bark context
- struct bark_context *bctx = bark_load_model(params.model_path, verbosity);
+ struct bark_context *bctx = bark_load_model(params.model_path, verbosity, params.seed);
  if (!bctx) {
  fprintf(stderr, "%s: Could not load model\n", __func__);
  exit(1);

examples/server/server.cpp

@@ -93,7 +93,7 @@ int main(int argc, char **argv) {
 
  bark_params_parse(argc, argv, params);
 
- struct bark_context *bctx = bark_load_model(params.model_path.c_str(), bark_verbosity_level::LOW);
+ struct bark_context *bctx = bark_load_model(params.model_path.c_str(), bark_verbosity_level::LOW, params.seed);
  if (!bctx) {
  fprintf(stderr, "%s: Could not load model\n", __func__);
  return 1;

examples/wasm/emscripten.cpp

@@ -18,7 +18,7 @@ EMSCRIPTEN_BINDINGS(bark) {
 
  for (size_t i = 0; i < g_contexts.size(); i++) {
  if (g_contexts[i] == nullptr) {
- g_contexts[i] = bark_load_model(path_model.c_str(), bark_verbosity_level::LOW);
+ g_contexts[i] = bark_load_model(path_model.c_str(), bark_verbosity_level::LOW, 0);
  if (g_contexts[i] != nullptr) {
  return i + 1;
  } else {