39 …ionInfo *av_encryption_info_alloc(uint32_t subsample_count, uint32_t key_id_size, uint32_t iv_size)  in av_encryption_info_alloc()  argument
49     info->iv = av_mallocz(iv_size);  in av_encryption_info_alloc()
50     info->iv_size = iv_size;  in av_encryption_info_alloc()
67     ret = av_encryption_info_alloc(info->subsample_count, info->key_id_size, info->iv_size);  in av_encryption_info_clone()
74     memcpy(ret->iv, info->iv, info->iv_size);  in av_encryption_info_clone()
93     uint64_t key_id_size, iv_size, subsample_count, i;  in av_encryption_info_get_side_data()  local
99     iv_size = AV_RB32(buffer + 16);  in av_encryption_info_get_side_data()
102     if (size < FF_ENCRYPTION_INFO_EXTRA + key_id_size + iv_size + subsample_count * 8)  in av_encryption_info_get_side_data()
105     info = av_encryption_info_alloc(subsample_count, key_id_size, iv_size);  in av_encryption_info_get_side_data()
113     memcpy(info->iv, buffer + key_id_size + 24, iv_size);  in av_encryption_info_get_side_data()
115     buffer += key_id_size + iv_size + 24;  in av_encryption_info_get_side_data()
131         UINT32_MAX - FF_ENCRYPTION_INFO_EXTRA - info->key_id_size < info->iv_size ||  in av_encryption_info_add_side_data()
132 …(UINT32_MAX - FF_ENCRYPTION_INFO_EXTRA - info->key_id_size - info->iv_size) / 8 < info->subsample_…  in av_encryption_info_add_side_data()
136     *size = FF_ENCRYPTION_INFO_EXTRA + info->key_id_size + info->iv_size +  in av_encryption_info_add_side_data()
146     AV_WB32(cur_buffer + 16, info->iv_size);  in av_encryption_info_add_side_data()
151     memcpy(cur_buffer, info->iv, info->iv_size);  in av_encryption_info_add_side_data()
152     cur_buffer += info->iv_size;  in av_encryption_info_add_side_data()