added dependencies and build files (loosely inspired by Sebastian Dorda's love-native-android)

jni/mpg123-1.13.4/doc/doxy_examples.c

@@ -0,0 +1,17 @@
+/** \defgroup mpg123_examples example programs using libmpg123
+	@{ */
+
+/** \file mpg123_to_wav.c A simple MPEG audio to WAV converter using libmpg123 (read) and libsndfile (write).
+    ...an excersize on two simple APIs. */
+
+/** \file mpglib.c Example program mimicking the old mpglib test program.
+	It takes an MPEG bitstream from standard input and writes raw audio to standard output.
+	This is an use case of the mpg123_decode() in and out function in the feeder mode.
+*/
+
+/** \file scan.c Example program that examines the exact length of an MPEG file.
+    It opens a list of files and does mpg123_scan() on each and reporting the mpg123_length() before and after that. */
+
+/** \file id3dump.c Parse ID3 info and print to standard output. */
+
+/* @} */