doc/examples: rename demuxing to demuxing_decoding.

That example shows how the decoding process works, not only the
demuxing.

.gitignore

@@ -36,7 +36,7 @@
 /doc/avoptions_codec.texi
 /doc/avoptions_format.texi
 /doc/examples/decoding_encoding
-/doc/examples/demuxing
+/doc/examples/demuxing_decoding
 /doc/examples/filtering_audio
 /doc/examples/filtering_video
 /doc/examples/metadata

doc/examples/Makefile

@@ -12,7 +12,7 @@ CFLAGS := $(shell pkg-config --cflags $(FFMPEG_LIBS)) $(CFLAGS)
 LDLIBS := $(shell pkg-config --libs $(FFMPEG_LIBS)) $(LDLIBS)
 
 EXAMPLES=       decoding_encoding                  \
-                demuxing                           \
+                demuxing_decoding                  \
                 filtering_video                    \
                 filtering_audio                    \
                 metadata                           \

doc/examples/demuxing.c → doc/examples/demuxing_decoding.c

@@ -22,11 +22,11 @@
 
 /**
  * @file
- * libavformat demuxing API use example.
+ * Demuxing and decoding example.
  *
  * Show how to use the libavformat and libavcodec API to demux and
  * decode audio and video data.
- * @example doc/examples/demuxing.c
+ * @example doc/examples/demuxing_decoding.c
  */
 
 #include <libavutil/imgutils.h>