avfilter/vf_identity: fix typo

[ffmpeg] / libavcodec / cbs.h

diff --git a/libavcodec/cbs.h b/libavcodec/cbs.h
index 635921b11ed99a1ac63774dcf13e1078074112ec..f022282b75b1f5c7d0ab9fecb3b7f57f19a21278 100644 (file)
--- a/libavcodec/cbs.h
+++ b/libavcodec/cbs.h
@@ -196,7 +196,7 @@ typedef struct CodedBitstreamContext {
      * Types not in this list will be available in bitstream form only.
      * If NULL, all supported types will be decomposed.
      */
-    CodedBitstreamUnitType *decompose_unit_types;
+    const CodedBitstreamUnitType *decompose_unit_types;
     /**
      * Length of the decompose_unit_types array.
      */
@@ -262,6 +262,17 @@ int ff_cbs_read_extradata(CodedBitstreamContext *ctx,
                           CodedBitstreamFragment *frag,
                           const AVCodecParameters *par);
 
+/**
+ * Read the extradata bitstream found in a codec context into a
+ * fragment, then split into units and decompose.
+ *
+ * This acts identical to ff_cbs_read_extradata() for the case where
+ * you already have a codec context.
+ */
+int ff_cbs_read_extradata_from_codec(CodedBitstreamContext *ctx,
+                                     CodedBitstreamFragment *frag,
+                                     const AVCodecContext *avctx);
+
 /**
  * Read the data bitstream from a packet into a fragment, then
  * split into units and decompose.