Image改为工厂

1 files changed, 5 insertions, 4 deletions

diff --git a/src/3rdparty/wav/wav.c b/src/3rdparty/wav/wav.c
index af33946..6f9b2ab 100644
--- a/src/3rdparty/wav/wav.c
+++ b/src/3rdparty/wav/wav.c
@@ -29,9 +29,7 @@ next:
     return p + 8;
 }
 
-int wav_read(wav_t *w, const void *mem, size_t len) {
-    char* data = (char*)malloc(len);
-    memcpy(data, mem, len);
+int wav_read(wav_t *w, const void *data, size_t len) {
     int bitdepth, channels, samplerate, format;
     size_t sz;
     const char *p = (const char*)data;
@@ -57,8 +55,11 @@ int wav_read(wav_t *w, const void *mem, size_t len) {
     /* Find data subchunk */
     p = findSubChunk((const char*)data, len, "data", &sz);
     if (!p) return WAV_ENODATA;
+    /* copy p to new buffer */
+    char* buffer = (char*)malloc(sz);
+    memmove(buffer, p, sz);
     /* Init wav_t struct */
-    w->data = p;
+    w->data = buffer;
     w->samplerate = samplerate;
     w->channels = channels;
     w->length = (sz / (bitdepth / 8)) / channels;