basic type mechanism working

1 files changed, 11 insertions, 0 deletions

diff --git a/ffmpeg/libavutil/crc.h b/ffmpeg/libavutil/crc.h
index 2bdfca8..f4219ca 100644
--- a/ffmpeg/libavutil/crc.h
+++ b/ffmpeg/libavutil/crc.h
@@ -25,6 +25,12 @@
 #include <stddef.h>
 #include "attributes.h"
 
+/**
+ * @defgroup lavu_crc32 CRC32
+ * @ingroup lavu_crypto
+ * @{
+ */
+
 typedef uint32_t AVCRC;
 
 typedef enum {
@@ -33,6 +39,7 @@ typedef enum {
     AV_CRC_16_CCITT,
     AV_CRC_32_IEEE,
     AV_CRC_32_IEEE_LE,  /*< reversed bitorder version of AV_CRC_32_IEEE */
+    AV_CRC_24_IEEE = 12,
     AV_CRC_MAX,         /*< Not part of public API! Do not use outside libavutil. */
 }AVCRCId;
 
@@ -71,4 +78,8 @@ const AVCRC *av_crc_get_table(AVCRCId crc_id);
 uint32_t av_crc(const AVCRC *ctx, uint32_t crc,
                 const uint8_t *buffer, size_t length) av_pure;
 
+/**
+ * @}
+ */
+
 #endif /* AVUTIL_CRC_H */