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[FFmpeg-devel,V2,1/3] av1_parse: refact, use macro for MAX_OBU_HEADER_SIZE

Message ID 20200810093432.24454-2-guangxin.xu@intel.com
State Accepted
Commit 6a941b56913c6766677c56245187268f326e7ad8
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Series avformat/av1dec: add low overhead obu demux
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Commit Message

Xu Guangxin Aug. 10, 2020, 9:34 a.m. UTC
---
 libavcodec/av1_parse.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/libavcodec/av1_parse.h b/libavcodec/av1_parse.h
index 01bcd646c2..ae0ebb5a18 100644
--- a/libavcodec/av1_parse.h
+++ b/libavcodec/av1_parse.h
@@ -27,6 +27,9 @@ 
 #include "avcodec.h"
 #include "get_bits.h"
 
+// OBU header fields + max leb128 length
+#define MAX_OBU_HEADER_SIZE (2 + 8)
+
 typedef struct AV1OBU {
     /** Size of payload */
     int size;
@@ -105,7 +108,7 @@  static inline int parse_obu_header(const uint8_t *buf, int buf_size,
     int ret, extension_flag, has_size_flag;
     int64_t size;
 
-    ret = init_get_bits8(&gb, buf, FFMIN(buf_size, 2 + 8)); // OBU header fields + max leb128 length
+    ret = init_get_bits8(&gb, buf, FFMIN(buf_size, MAX_OBU_HEADER_SIZE));
     if (ret < 0)
         return ret;