avtools: add -v as alias for -loglevel

This saves a bit of typing.
Signed-off-by: Mans Rullgard <mans@mansr.com>

avconv.c

@@ -2548,12 +2548,6 @@ static int transcode(OutputFile *output_files,
     return ret;
 }
 
-static int opt_verbose(const char *opt, const char *arg)
-{
-    av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -loglevel\n", opt);
-    return 0;
-}
-
 static double parse_frame_aspect_ratio(const char *arg)
 {
     int x = 0, y = 0;
@@ -3967,7 +3961,6 @@ static const OptionDef options[] = {
     { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
       "when dumping packets, also dump the payload" },
     { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" },
-    { "v", HAS_ARG, {(void*)opt_verbose}, "deprecated, use -loglevel instead", "number" },
     { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
     { "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" },
     { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },

cmdutils.c

@@ -335,6 +335,8 @@ static int locate_option(int argc, char **argv, const OptionDef *options, const
 void parse_loglevel(int argc, char **argv, const OptionDef *options)
 {
     int idx = locate_option(argc, argv, options, "loglevel");
+    if (!idx)
+        idx = locate_option(argc, argv, options, "v");
     if (idx && argv[idx + 1])
         opt_loglevel("loglevel", argv[idx + 1]);
 }

cmdutils_common_opts.h

@@ -12,3 +12,4 @@
     { "pix_fmts" , OPT_EXIT, {(void*)show_pix_fmts }, "show available pixel formats" },
     { "sample_fmts", OPT_EXIT, {.func_arg = show_sample_fmts }, "show available audio sample formats" },
     { "loglevel", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },
+    { "v", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },

doc/avconv.texi

@@ -154,10 +154,6 @@ To set the language of the second stream:
 avconv -i INPUT -metadata:s:1 language=eng OUTPUT
 @end example
 
-@item -v @var{number} (@emph{global})
-This option is deprecated and has no effect, use -loglevel
-to set verbosity level.
-
 @item -target @var{type} (@emph{output})
 Specify target file type (@code{vcd}, @code{svcd}, @code{dvd}, @code{dv},
 @code{dv50}). @var{type} may be prefixed with @code{pal-}, @code{ntsc-} or

doc/avtools-common-opts.texi

@@ -101,7 +101,7 @@ Show available pixel formats.
 @item -sample_fmts
 Show available sample formats.
 
-@item -loglevel @var{loglevel}
+@item -loglevel @var{loglevel} | -v @var{loglevel}
 Set the logging level used by the library.
 @var{loglevel} is a number or a string containing one of the following values:
 @table @samp