ffmpeg: document avi special case

[ffmpeg] / cmdutils.c

diff --git a/cmdutils.c b/cmdutils.c
index 386db3d48b4e508277c94cce2be79c6a27e05703..056849dd872e3781331a21768d641b941a1abfd3 100644 (file)
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -250,14 +250,12 @@ int parse_option(void *optctx, const char *opt, const char *arg,
     if (!po->name && opt[0] == 'n' && opt[1] == 'o') {
         /* handle 'no' bool option */
         po = find_option(options, opt + 2);
-        if (!(po->name && (po->flags & OPT_BOOL)))
-            goto unknown_opt;
-        bool_val = 0;
+        if ((po->name && (po->flags & OPT_BOOL)))
+            bool_val = 0;
     }
     if (!po->name)
         po = find_option(options, "default");
     if (!po->name) {
-unknown_opt:
         av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt);
         return AVERROR(EINVAL);
     }
@@ -852,20 +850,16 @@ int opt_bsfs(const char *opt, const char *arg)
 
 int opt_protocols(const char *opt, const char *arg)
 {
-    URLProtocol *up=NULL;
+    void *opaque = NULL;
+    const char *name;
 
     printf("Supported file protocols:\n"
-           "I.. = Input  supported\n"
-           ".O. = Output supported\n"
-           "..S = Seek   supported\n"
-           "FLAGS NAME\n"
-           "----- \n");
-    while((up = av_protocol_next(up)))
-        printf("%c%c%c   %s\n",
-               up->url_read  ? 'I' : '.',
-               up->url_write ? 'O' : '.',
-               up->url_seek  ? 'S' : '.',
-               up->name);
+           "Input:\n");
+    while ((name = avio_enum_protocols(&opaque, 0)))
+        printf("%s\n", name);
+    printf("Output:\n");
+    while ((name = avio_enum_protocols(&opaque, 1)))
+        printf("%s\n", name);
     return 0;
 }