[FFmpeg-devel] [PATCH 2/3] vorbisdec: replace get_bits with get_bitsz where n can be 0

[Andreas Cadhalpun]

get_bits is documented to only support reading 1-25 bits.
get_bitsz was added for this purpose.

Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
---
 libavcodec/vorbisdec.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/vorbisdec.c b/libavcodec/vorbisdec.c
index f773afa..9ba0bce 100644
--- a/libavcodec/vorbisdec.c
+++ b/libavcodec/vorbisdec.c
@@ -169,7 +169,7 @@ static const char idx_err_str[] = "Index value %d out of 
range (0 - %d) for %s a
     }
 #define GET_VALIDATED_INDEX(idx, bits, limit) \
     {\
-        idx = get_bits(gb, bits);\
+        idx = get_bitsz(gb, bits);\
         VALIDATE_INDEX(idx, limit)\
     }
 
@@ -585,7 +585,7 @@ static int vorbis_parse_setup_hdr_floors(vorbis_context *vc)
 
             for (j = 0; j < floor_setup->data.t1.partitions; ++j) {
                 for (k = 0; k < 
floor_setup->data.t1.class_dimensions[floor_setup->data.t1.partition_class[j]]; 
++k, ++floor1_values) {
-                    floor_setup->data.t1.list[floor1_values].x = get_bits(gb, 
rangebits);
+                    floor_setup->data.t1.list[floor1_values].x = get_bitsz(gb, 
rangebits);
 
                     ff_dlog(NULL, " %u. floor1 Y coord. %d\n", floor1_values,
                             floor_setup->data.t1.list[floor1_values].x);
-- 
2.6.4

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