lavc: move put_bits_left in put_bits.h

libavcodec/dv.c

@@ -340,11 +340,6 @@ static av_cold int dvvideo_init_encoder(AVCodecContext *avctx)
 static const int vs_total_ac_bits = (100 * 4 + 68*2) * 5;
 static const int mb_area_start[5] = { 1, 6, 21, 43, 64 };
 
-static inline int put_bits_left(PutBitContext* s)
-{
-    return (s->buf_end - s->buf) * 8 - put_bits_count(s);
-}
-
 #if CONFIG_SMALL
 /* Converts run and level (where level != 0) pair into VLC, returning bit size */
 static av_always_inline int dv_rl2vlc(int run, int level, int sign, uint32_t* vlc)

libavcodec/put_bits.h

@@ -74,6 +74,14 @@ static inline int put_bits_count(PutBitContext *s)
     return (s->buf_ptr - s->buf) * 8 + 32 - s->bit_left;
 }
 
+/**
+ * @return the number of bits available in the bitstream.
+ */
+static inline int put_bits_left(PutBitContext* s)
+{
+    return (s->buf_end - s->buf_ptr) * 8 - 32 + s->bit_left;
+}
+
 /**
  * Pad the end of the output stream with zeros.
  */