[FFmpeg-cvslog] huffman: use a named identifer for the bits constant
Michael Niedermayer
git at videolan.org
Tue Sep 8 14:16:57 CEST 2015
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Sep 2 14:22:15 2015 +0200| [5a19bce2ff2b61602889392bec747ce81d1e9a1b] | committer: Vittorio Giovara
huffman: use a named identifer for the bits constant
Signed-off-by: Anton Khirnov <anton at khirnov.net>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5a19bce2ff2b61602889392bec747ce81d1e9a1b
---
libavcodec/fraps.c | 2 +-
libavcodec/huffman.c | 2 +-
libavcodec/huffman.h | 1 +
libavcodec/vp6.c | 4 ++--
4 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/libavcodec/fraps.c b/libavcodec/fraps.c
index 7b19825..d502d3d 100644
--- a/libavcodec/fraps.c
+++ b/libavcodec/fraps.c
@@ -112,7 +112,7 @@ static int fraps2_decode_plane(FrapsContext *s, uint8_t *dst, int stride, int w,
init_get_bits(&gb, s->tmpbuf, size * 8);
for (j = 0; j < h; j++) {
for (i = 0; i < w*step; i += step) {
- dst[i] = get_vlc2(&gb, vlc.table, 9, 3);
+ dst[i] = get_vlc2(&gb, vlc.table, FF_HUFFMAN_BITS, 3);
/* lines are stored as deltas between previous lines
* and we need to add 0x80 to the first lines of chroma planes
*/
diff --git a/libavcodec/huffman.c b/libavcodec/huffman.c
index eb5f01f..a55e536 100644
--- a/libavcodec/huffman.c
+++ b/libavcodec/huffman.c
@@ -124,7 +124,7 @@ static int build_huff_tree(VLC *vlc, Node *nodes, int head, int flags)
get_tree_codes(bits, lens, xlat, nodes, head, 0, 0,
&pos, no_zero_count);
- return ff_init_vlc_sparse(vlc, 9, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
+ return ff_init_vlc_sparse(vlc, FF_HUFFMAN_BITS, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
}
diff --git a/libavcodec/huffman.h b/libavcodec/huffman.h
index 043e6e3..3e935c0 100644
--- a/libavcodec/huffman.h
+++ b/libavcodec/huffman.h
@@ -37,6 +37,7 @@ typedef struct Node {
#define FF_HUFFMAN_FLAG_HNODE_FIRST 0x01
#define FF_HUFFMAN_FLAG_ZERO_COUNT 0x02
+#define FF_HUFFMAN_BITS 9
typedef int (*HuffCmp)(const void *va, const void *vb);
int ff_huff_build_tree(AVCodecContext *avctx, VLC *vlc, int nb_codes,
diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c
index 4435444..5026c2a 100644
--- a/libavcodec/vp6.c
+++ b/libavcodec/vp6.c
@@ -402,11 +402,11 @@ static void vp6_parse_coeff_huffman(VP56Context *s)
} else {
if (get_bits_left(&s->gb) <= 0)
return;
- coeff = get_vlc2(&s->gb, vlc_coeff->table, 9, 3);
+ coeff = get_vlc2(&s->gb, vlc_coeff->table, FF_HUFFMAN_BITS, 3);
if (coeff == 0) {
if (coeff_idx) {
int pt = (coeff_idx >= 6);
- run += get_vlc2(&s->gb, s->runv_vlc[pt].table, 9, 3);
+ run += get_vlc2(&s->gb, s->runv_vlc[pt].table, FF_HUFFMAN_BITS, 3);
if (run >= 9)
run += get_bits(&s->gb, 6);
} else
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