avcodec: Constify AVCodecs

[ffmpeg] / libavcodec / dpx.c

diff --git a/libavcodec/dpx.c b/libavcodec/dpx.c
index 5372e3d5861c3d4738c5d1405b1be80a3567b939..8e77c09bb17aec20b54cccee501a08e52984fc86 100644 (file)
--- a/libavcodec/dpx.c
+++ b/libavcodec/dpx.c
@@ -242,6 +242,9 @@ static int decode_frame(AVCodecContext *avctx,
         return AVERROR_PATCHWELCOME;
     }
 
+    if (bits_per_color > 32)
+        return AVERROR_INVALIDDATA;
+
     buf += 820;
     avctx->sample_aspect_ratio.num = read32(&buf, endian);
     avctx->sample_aspect_ratio.den = read32(&buf, endian);
@@ -759,7 +762,7 @@ static int decode_frame(AVCodecContext *avctx,
     return buf_size;
 }
 
-AVCodec ff_dpx_decoder = {
+const AVCodec ff_dpx_decoder = {
     .name           = "dpx",
     .long_name      = NULL_IF_CONFIG_SMALL("DPX (Digital Picture Exchange) image"),
     .type           = AVMEDIA_TYPE_VIDEO,