avcodec: Constify AVCodecs

[ffmpeg] / libavcodec / ansi.c

diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c
index 516d07db69fc1369ed5259aa52c565a14736b470..0965f8cd56319b96ea596ce02051cfd7bc4916f0 100644 (file)
--- a/libavcodec/ansi.c
+++ b/libavcodec/ansi.c
@@ -431,7 +431,8 @@ static int decode_frame(AVCodecContext *avctx,
                     s->args[s->nb_args] = FFMAX(s->args[s->nb_args], 0) * 10 + buf[0] - '0';
                 break;
             case ';':
-                s->nb_args++;
+                if (s->nb_args < MAX_NB_ARGS)
+                    s->nb_args++;
                 if (s->nb_args < MAX_NB_ARGS)
                     s->args[s->nb_args] = 0;
                 break;
@@ -474,7 +475,12 @@ static av_cold int decode_close(AVCodecContext *avctx)
     return 0;
 }
 
-AVCodec ff_ansi_decoder = {
+static const AVCodecDefault ansi_defaults[] = {
+    { "max_pixels", "640*480" },
+    { NULL },
+};
+
+const AVCodec ff_ansi_decoder = {
     .name           = "ansi",
     .long_name      = NULL_IF_CONFIG_SMALL("ASCII/ANSI art"),
     .type           = AVMEDIA_TYPE_VIDEO,
@@ -485,4 +491,5 @@ AVCodec ff_ansi_decoder = {
     .decode         = decode_frame,
     .capabilities   = AV_CODEC_CAP_DR1,
     .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE,
+    .defaults       = ansi_defaults,
 };