libavcodec/dynamic_hdr_vivid: fix start code check

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
2 years ago · ac5dffdfe6
parent 8de8f1df77
commit ac5dffdfe6
1 changed files with 2 additions and 1 deletions
--- a/libavcodec/dynamic_hdr_vivid.c
+++ b/libavcodec/dynamic_hdr_vivid.c
@ -46,7 +46,8 @@ int ff_parse_itu_t_t35_to_dynamic_hdr_vivid(AVDynamicHDRVivid *s, const uint8_t
        return AVERROR_INVALIDDATA;

    s->system_start_code = get_bits(gb, 8);
-    if (s->system_start_code == 0x01) {
+    // T/UWA 005.1-2022, table 11
+    if (s->system_start_code >= 0x01 && s->system_start_code <= 0x07) {
        s->num_windows = 1;

        if (get_bits_left(gb) < 12 * 4 * s->num_windows)