update

libavformat/aviobuf.c

@@ -723,10 +723,19 @@ int avio_read_partial(AVIOContext *s, unsigned char *buf, int size)
         len = size;
     memcpy(buf, s->buf_ptr, len);
     s->buf_ptr += len;
+    printf("avio_read_partial()\n");
     if (!len) {
-        if (s->error)      return s->error;
+        if (s->error == AVERROR(EAGAIN) && s->eof_reached == 1) {
+            s->error = 0;
             if (avio_feof(s)) return AVERROR_EOF;
         }
+        if (s->error) {
+            return s->error;
+        }
+        if (avio_feof(s)) {
+            return AVERROR_EOF;
+        }
+    }
     return len;
 }
 

wasm/build-scripts/var.sh

@@ -26,7 +26,7 @@ TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmak
 
 # Flags for code optimization, focus on speed instead
 # of size
-OPTIM_FLAGS="-g -fno-inline -fno-inline-functions --profiling"
+OPTIM_FLAGS="-O3"
 
 if [[ "$OSTYPE" == "linux-gnu"* ]]; then
   # Use closure complier only in linux environment