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authorDeterminant <[email protected]>2015-05-30 15:27:01 +0800
committerDeterminant <[email protected]>2015-05-30 15:27:01 +0800
commit3b156cd0cd19aa7db97082161921064a0a871328 (patch)
treef58a2f25edbc5b3495756370fae6c33aab4f54c9 /tnet_io/init.c
parent54546414d1700ed34bf2fe896f36e86e59850b63 (diff)
add nerv interface for TNet IO
Diffstat (limited to 'tnet_io/init.c')
-rw-r--r--tnet_io/init.c103
1 files changed, 103 insertions, 0 deletions
diff --git a/tnet_io/init.c b/tnet_io/init.c
new file mode 100644
index 0000000..7195eb7
--- /dev/null
+++ b/tnet_io/init.c
@@ -0,0 +1,103 @@
+#include "../../common.h"
+#include "cwrapper.h"
+#include <stdio.h>
+
+const char *nerv_tnet_feat_repo_tname = "nerv.TNetFeatureRepo";
+const char *nerv_tnet_label_repo_tname = "nerv.TNetLabelRepo";
+extern const char *nerv_matrix_host_float_tname;
+
+static int feat_repo_new(lua_State *L) {
+ const char *scp_file = luaL_checkstring(L, 1);
+ const char *conf = luaL_checkstring(L, 2);
+ int frm_ext = luaL_checkinteger(L, 3);
+ TNetFeatureRepo *repo = tnet_feature_repo_new(scp_file, conf, frm_ext);
+ luaT_pushudata(L, repo, nerv_tnet_feat_repo_tname);
+ return 1;
+}
+
+static int feat_repo_destroy(lua_State *L) {
+ TNetFeatureRepo *repo = luaT_checkudata(L, 1, nerv_tnet_feat_repo_tname);
+ tnet_feature_repo_destroy(repo);
+ return 0;
+}
+
+static int feat_repo_current_tag(lua_State *L) {
+ TNetFeatureRepo *repo = luaT_checkudata(L, 1, nerv_tnet_feat_repo_tname);
+ lua_pushstring(L, tnet_feature_repo_current_tag(repo));
+ return 1;
+}
+
+static int feat_repo_current_utterance(lua_State *L) {
+ TNetFeatureRepo *repo = luaT_checkudata(L, 1, nerv_tnet_feat_repo_tname);
+ Matrix *utter = tnet_feature_repo_read_utterance(repo);
+ luaT_pushudata(L, utter, nerv_matrix_host_float_tname);
+ return 1;
+}
+
+static int feat_repo_next(lua_State *L) {
+ TNetFeatureRepo *repo = luaT_checkudata(L, 1, nerv_tnet_feat_repo_tname);
+ tnet_feature_repo_next(repo);
+ return 0;
+}
+
+static const luaL_Reg feat_repo_methods[] = {
+ {"cur_utter", feat_repo_current_utterance},
+ {"cur_tag", feat_repo_current_tag},
+ {"next", feat_repo_next},
+ {NULL, NULL}
+};
+
+static int label_repo_new(lua_State *L) {
+ const char *mlf_file = luaL_checkstring(L, 1);
+ const char *fmt = luaL_checkstring(L, 2);
+ const char *arg = luaL_checkstring(L, 3);
+ const char *dir = luaL_checkstring(L, 4);
+ const char *ext = luaL_checkstring(L, 5);
+ TNetLabelRepo *repo = tnet_label_repo_new(
+ mlf_file, fmt, arg,
+ dir, ext);
+ luaT_pushudata(L, repo, nerv_tnet_label_repo_tname);
+ return 1;
+}
+
+static int label_repo_read_utterance(lua_State *L) {
+ TNetLabelRepo *repo = luaT_checkudata(L, 1, nerv_tnet_label_repo_tname);
+ TNetFeatureRepo *feat_repo = luaT_checkudata(L, 2, nerv_tnet_feat_repo_tname);
+ size_t frames = luaL_checkinteger(L, 3);
+ Matrix *utter = tnet_label_repo_read_utterance(repo,
+ frames,
+ tnet_feature_repo_current_samplerate(feat_repo),
+ tnet_feature_repo_current_tag(feat_repo));
+ luaT_pushudata(L, utter, nerv_matrix_host_float_tname);
+ return 1;
+}
+
+static int label_repo_destroy(lua_State *L) {
+ TNetLabelRepo *repo = luaT_checkudata(L, 1, nerv_tnet_label_repo_tname);
+ tnet_label_repo_destroy(repo);
+ return 0;
+}
+
+static const luaL_Reg label_repo_methods[] = {
+ {"get_utter", label_repo_read_utterance},
+ {NULL, NULL}
+};
+
+static void feat_repo_init(lua_State *L) {
+ luaT_newmetatable(L, nerv_tnet_feat_repo_tname, NULL,
+ feat_repo_new, feat_repo_destroy, NULL);
+ luaL_register(L, NULL, feat_repo_methods);
+ lua_pop(L, 1);
+}
+
+static void label_repo_init(lua_State *L) {
+ luaT_newmetatable(L, nerv_tnet_label_repo_tname, NULL,
+ label_repo_new, label_repo_destroy, NULL);
+ luaL_register(L, NULL, label_repo_methods);
+ lua_pop(L, 1);
+}
+
+void tnet_io_init(lua_State *L) {
+ feat_repo_init(L);
+ label_repo_init(L);
+}