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authorJames Almer <jamrial@gmail.com>2019-04-13 16:10:19 -0300
committerJames Almer <jamrial@gmail.com>2019-04-14 14:51:51 -0300
commit62074b8f85e083212abdf09c849e148e7634f5a2 (patch)
tree928a18f238ee1ef633e33f8f17526ffbde220891 /libavcodec/cbs_av1_syntax_template.c
parentb18c8688dd4f097776572d4f78f12f19881c8057 (diff)
avcodec/cbs_av1: add a function to strip trailing zeroes from a buffer size
Factor it out from cbs_av1_read_metadata_itut_t35() Reviewed-by: Mark Thompson <sw@jkqxz.net> Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec/cbs_av1_syntax_template.c')
-rw-r--r--libavcodec/cbs_av1_syntax_template.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/libavcodec/cbs_av1_syntax_template.c b/libavcodec/cbs_av1_syntax_template.c
index 76eb90b279..56009145e8 100644
--- a/libavcodec/cbs_av1_syntax_template.c
+++ b/libavcodec/cbs_av1_syntax_template.c
@@ -1674,15 +1674,7 @@ static int FUNC(metadata_itut_t35)(CodedBitstreamContext *ctx, RWContext *rw,
#ifdef READ
// The payload runs up to the start of the trailing bits, but there might
// be arbitrarily many trailing zeroes so we need to read through twice.
- {
- GetBitContext tmp = *rw;
- current->payload_size = 0;
- for (i = 0; get_bits_left(rw) >= 8; i++) {
- if (get_bits(rw, 8))
- current->payload_size = i;
- }
- *rw = tmp;
- }
+ current->payload_size = cbs_av1_get_payload_bytes_left(rw);
current->payload_ref = av_buffer_alloc(current->payload_size);
if (!current->payload_ref)