avcodec/avcodec: Free frame_thread_encoder on avcodec_open2() error

[ffmpeg] / libavcodec / jpegtables.c

diff --git a/libavcodec/jpegtables.c b/libavcodec/jpegtables.c
index fa5c6f9fc58bba2e395d8b499b4b6679a894425d..ef3f8dee204e5f841b08357bb3e30cd690686b94 100644 (file)
--- a/libavcodec/jpegtables.c
+++ b/libavcodec/jpegtables.c
@@ -122,35 +122,3 @@ const uint8_t avpriv_mjpeg_val_ac_chrominance[] =
   0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8,
   0xf9, 0xfa
 };
-
-/* isn't this function nicer than the one in the libjpeg ? */
-void ff_mjpeg_build_huffman_codes(uint8_t *huff_size, uint16_t *huff_code,
-                                  const uint8_t *bits_table,
-                                  const uint8_t *val_table)
-{
-    int i, j, k,nb, code, sym;
-
-    /* Some badly encoded files [1] map 2 different codes to symbol 0.
-       Only the first one is valid, so we zero-initialize this here and
-       make sure we only set it once (the first time) in the loop below.
-
-       [1]: Embedded JPEGs in "X7 RAW" and "X7 CinemaDNG" samples here:
-            https://www.dji.com/gr/zenmuse-x7/info#downloads
-     */
-    huff_size[0] = 0;
-
-    k = 0;
-    code = 0;
-    for(i=1;i<=16;i++) {
-        nb = bits_table[i];
-        for(j=0;j<nb;j++) {
-            sym = val_table[k++];
-            if (sym != 0 || huff_size[sym] == 0) { /* see comment above */
-                huff_size[sym] = i;
-                huff_code[sym] = code;
-            }
-            code++;
-        }
-        code <<= 1;
-    }
-}